Ejemplo n.º 1
0
        public TextField(Key key = null,
                         TextEditingController controller = null,
                         FocusNode focusNode                   = null,
                         InputDecoration decoration            = null,
                         bool noDecoration                     = false,
                         TextInputType keyboardType            = null,
                         TextInputAction?textInputAction       = null,
                         TextCapitalization textCapitalization = TextCapitalization.none,
                         TextStyle style       = null,
                         StrutStyle strutStyle = null,
                         TextAlign textAlign   = TextAlign.left,
                         TextAlignVertical textAlignVertical = null,
                         TextDirection textDirection         = TextDirection.ltr,
                         bool readOnly = false,
                         ToolbarOptions toolbarOptions = null,
                         bool?showCursor  = null,
                         bool autofocus   = false,
                         bool obscureText = false,
                         bool autocorrect = false,
                         SmartDashesType?smartDashesType = null,
                         SmartQuotesType?smartQuotesType = null,
                         bool enableSuggestions          = true,
                         int?maxLines                              = 1,
                         int?minLines                              = null,
                         bool expands                              = false,
                         int?maxLength                             = null,
                         bool maxLengthEnforced                    = true,
                         ValueChanged <string> onChanged           = null,
                         VoidCallback onEditingComplete            = null,
                         ValueChanged <string> onSubmitted         = null,
                         List <TextInputFormatter> inputFormatters = null,
                         bool?enabled                              = null,
                         float?cursorWidth                         = 2.0f,
                         Radius cursorRadius                       = null,
                         Color cursorColor                         = null,
                         BoxHeightStyle selectionHeightStyle       = BoxHeightStyle.tight,
                         BoxWidthStyle selectionWidthStyle         = BoxWidthStyle.tight,
                         Brightness?keyboardAppearance             = null,
                         EdgeInsets scrollPadding                  = null,
                         DragStartBehavior dragStartBehavior       = DragStartBehavior.start,
                         bool enableInteractiveSelection           = true,
                         GestureTapCallback onTap                  = null,
                         InputCounterWidgetBuilder buildCounter    = null,
                         ScrollController scrollController         = null,
                         ScrollPhysics scrollPhysics               = null
                         ) : base(key: key)
        {
            D.assert(maxLines == null || maxLines > 0);
            D.assert(minLines == null || minLines > 0);
            D.assert((maxLines == null) || (minLines == null) || (maxLines >= minLines),
                     () => "minLines can't be greater than maxLines");
            D.assert(!expands || (maxLines == null && minLines == null),
                     () => "minLines and maxLines must be null when expands is true.");
            D.assert(maxLength == null || maxLength == noMaxLength || maxLength > 0);
            D.assert(!obscureText || maxLines == 1, () => "Obscured fields cannot be multiline.");

            this.smartDashesType =
                smartDashesType ?? (obscureText ? SmartDashesType.disabled : SmartDashesType.enabled);
            this.smartQuotesType =
                smartQuotesType ?? (obscureText ? SmartQuotesType.disabled : SmartQuotesType.enabled);

            this.controller         = controller;
            this.focusNode          = focusNode;
            this.decoration         = noDecoration ? null : (decoration ?? new InputDecoration());
            this.textInputAction    = textInputAction;
            this.textCapitalization = textCapitalization;
            this.style                      = style;
            this.strutStyle                 = strutStyle;
            this.textAlign                  = textAlign;
            this.textAlignVertical          = textAlignVertical;
            this.textDirection              = textDirection;
            this.readOnly                   = readOnly;
            this.showCursor                 = showCursor;
            this.autofocus                  = autofocus;
            this.obscureText                = obscureText;
            this.autocorrect                = autocorrect;
            this.enableSuggestions          = enableSuggestions;
            this.maxLines                   = maxLines;
            this.minLines                   = minLines;
            this.expands                    = expands;
            this.maxLength                  = maxLength;
            this.maxLengthEnforced          = maxLengthEnforced;
            this.onChanged                  = onChanged;
            this.onEditingComplete          = onEditingComplete;
            this.onSubmitted                = onSubmitted;
            this.inputFormatters            = inputFormatters;
            this.enabled                    = enabled;
            this.cursorWidth                = cursorWidth;
            this.cursorColor                = cursorColor;
            this.selectionHeightStyle       = selectionHeightStyle;
            this.selectionWidthStyle        = selectionWidthStyle;
            this.cursorRadius               = cursorRadius;
            this.onSubmitted                = onSubmitted;
            this.keyboardAppearance         = keyboardAppearance;
            this.enableInteractiveSelection = enableInteractiveSelection;
            this.onTap                      = onTap;
            this.keyboardType               = keyboardType ?? (maxLines == 1 ? TextInputType.text : TextInputType.multiline);
            this.toolbarOptions             = toolbarOptions ?? (obscureText
                                      ? new ToolbarOptions(
                                                                     selectAll: true,
                                                                     paste: true
                                                                     )
                                      : new ToolbarOptions(
                                                                     copy: true,
                                                                     cut: true,
                                                                     selectAll: true,
                                                                     paste: true
                                                                     ));

            this.scrollPadding              = scrollPadding ?? EdgeInsets.all(20.0f);
            this.dragStartBehavior          = dragStartBehavior;
            this.enableInteractiveSelection = enableInteractiveSelection;
            this.buildCounter     = buildCounter;
            this.scrollPhysics    = scrollPhysics;
            this.scrollController = scrollController;
        }
Ejemplo n.º 2
0
        public RawMaterialButton(
            Key key = null,
            VoidCallback onPressed = null,
            GestureLongPressCallback onLongPress   = null,
            ValueChanged <bool> onHighlightChanged = null,
            TextStyle textStyle         = null,
            Color fillColor             = null,
            Color focusColor            = null,
            Color hoverColor            = null,
            Color highlightColor        = null,
            Color splashColor           = null,
            float elevation             = 2.0f,
            float focusElevation        = 4.0f,
            float hoverElevation        = 4.0f,
            float highlightElevation    = 8.0f,
            float disabledElevation     = 0.0f,
            EdgeInsetsGeometry padding  = null,
            VisualDensity visualDensity = null,
            BoxConstraints constraints  = null,
            ShapeBorder shape           = null,
            TimeSpan?animationDuration  = null,
            Clip clipBehavior           = Clip.none,
            FocusNode focusNode         = null,
            bool autofocus = false,
            MaterialTapTargetSize?materialTapTargetSize = null,
            Widget child        = null,
            bool enableFeedback = true) : base(key: key)
        {
            D.assert(elevation >= 0.0f);
            D.assert(focusElevation >= 0.0f);
            D.assert(focusElevation >= 0.0f);
            D.assert(highlightElevation >= 0.0f);
            D.assert(disabledElevation >= 0.0f);

            MaterialTapTargetSize _materialTapTargetSize = materialTapTargetSize ?? MaterialTapTargetSize.padded;

            shape         = shape ?? new RoundedRectangleBorder();
            visualDensity = visualDensity ?? new VisualDensity();
            padding       = padding ?? EdgeInsets.zero;
            constraints   = constraints ?? new BoxConstraints(minWidth: 88.0f, minHeight: 36.0f);
            TimeSpan _animationDuration = animationDuration ?? material_.kThemeChangeDuration;

            this.onPressed          = onPressed;
            this.onLongPress        = onLongPress;
            this.onHighlightChanged = onHighlightChanged;
            this.textStyle          = textStyle;
            this.fillColor          = fillColor;
            this.focusColor         = focusColor;
            this.hoverColor         = hoverColor;
            this.highlightColor     = highlightColor;
            this.splashColor        = splashColor;
            this.elevation          = elevation;
            this.focusElevation     = focusElevation;
            this.hoverElevation     = hoverElevation;
            this.highlightElevation = highlightElevation;
            this.disabledElevation  = disabledElevation;
            this.padding            = padding;
            this.visualDensity      = visualDensity;
            this.constraints        = constraints;
            this.shape                 = shape;
            this.animationDuration     = _animationDuration;
            this.clipBehavior          = clipBehavior;
            this.focusNode             = focusNode;
            this.autofocus             = autofocus;
            this.enableFeedback        = enableFeedback;
            this.materialTapTargetSize = _materialTapTargetSize;
            this.child                 = child;
        }
Ejemplo n.º 3
0
 public SliderThemeData(
     float?trackHeight                   = null,
     Color activeTrackColor              = null,
     Color inactiveTrackColor            = null,
     Color disabledActiveTrackColor      = null,
     Color disabledInactiveTrackColor    = null,
     Color activeTickMarkColor           = null,
     Color inactiveTickMarkColor         = null,
     Color disabledActiveTickMarkColor   = null,
     Color disabledInactiveTickMarkColor = null,
     Color thumbColor                         = null,
     Color disabledThumbColor                 = null,
     Color overlayColor                       = null,
     Color valueIndicatorColor                = null,
     SliderTrackShape trackShape              = null,
     SliderTickMarkShape tickMarkShape        = null,
     SliderComponentShape thumbShape          = null,
     SliderComponentShape overlayShape        = null,
     SliderComponentShape valueIndicatorShape = null,
     ShowValueIndicator?showValueIndicator    = null,
     TextStyle valueIndicatorTextStyle        = null
     )
 {
     D.assert(trackHeight != null);
     D.assert(activeTrackColor != null);
     D.assert(inactiveTrackColor != null);
     D.assert(disabledActiveTrackColor != null);
     D.assert(disabledInactiveTrackColor != null);
     D.assert(activeTickMarkColor != null);
     D.assert(inactiveTickMarkColor != null);
     D.assert(disabledActiveTickMarkColor != null);
     D.assert(disabledInactiveTickMarkColor != null);
     D.assert(thumbColor != null);
     D.assert(disabledThumbColor != null);
     D.assert(overlayColor != null);
     D.assert(valueIndicatorColor != null);
     D.assert(trackShape != null);
     D.assert(tickMarkShape != null);
     D.assert(thumbShape != null);
     D.assert(overlayShape != null);
     D.assert(valueIndicatorShape != null);
     D.assert(valueIndicatorTextStyle != null);
     D.assert(showValueIndicator != null);
     this.trackHeight                   = trackHeight.Value;
     this.activeTrackColor              = activeTrackColor;
     this.inactiveTrackColor            = inactiveTrackColor;
     this.disabledActiveTrackColor      = disabledActiveTrackColor;
     this.disabledInactiveTrackColor    = disabledInactiveTrackColor;
     this.activeTickMarkColor           = activeTickMarkColor;
     this.inactiveTickMarkColor         = inactiveTickMarkColor;
     this.disabledActiveTickMarkColor   = disabledActiveTickMarkColor;
     this.disabledInactiveTickMarkColor = disabledInactiveTickMarkColor;
     this.thumbColor              = thumbColor;
     this.disabledThumbColor      = disabledThumbColor;
     this.overlayColor            = overlayColor;
     this.valueIndicatorColor     = valueIndicatorColor;
     this.trackShape              = trackShape;
     this.tickMarkShape           = tickMarkShape;
     this.thumbShape              = thumbShape;
     this.overlayShape            = overlayShape;
     this.valueIndicatorShape     = valueIndicatorShape;
     this.showValueIndicator      = showValueIndicator.Value;
     this.valueIndicatorTextStyle = valueIndicatorTextStyle;
 }
Ejemplo n.º 4
0
        public TextField(Key key = null, TextEditingController controller                = null, FocusNode focusNode         = null,
                         InputDecoration decoration            = null, bool noDecoration = false, TextInputType keyboardType = null,
                         TextInputAction?textInputAction       = null,
                         TextCapitalization textCapitalization = TextCapitalization.none, TextStyle style = null,
                         TextAlign textAlign               = TextAlign.left, TextDirection textDirection = TextDirection.ltr,
                         bool autofocus                    = false, bool obscureText      = false, bool autocorrect = false, int?maxLines = 1,
                         int?maxLength                     = null, bool maxLengthEnforced = true, ValueChanged <string> onChanged = null,
                         VoidCallback onEditingComplete    = null,
                         ValueChanged <string> onSubmitted = null, List <TextInputFormatter> inputFormatters = null,
                         bool?enabled = null, float?cursorWidth = 2.0f, Radius cursorRadius = null, Color cursorColor = null,
                         Brightness?keyboardAppearance          = null, EdgeInsets scrollPadding = null,
                         DragStartBehavior dragStartBehavior    = DragStartBehavior.down,
                         bool?enableInteractiveSelection        = null,
                         GestureTapCallback onTap               = null,
                         InputCounterWidgetBuilder buildCounter = null
                         ) : base(key: key)
        {
            D.assert(maxLines == null || maxLines > 0);
            D.assert(maxLength == null || maxLength == TextField.noMaxLength || maxLength > 0);

            this.controller         = controller;
            this.focusNode          = focusNode;
            this.decoration         = noDecoration ? null : (decoration ?? new InputDecoration());
            this.textInputAction    = textInputAction;
            this.textCapitalization = textCapitalization;
            this.style                      = style;
            this.textAlign                  = textAlign;
            this.textDirection              = textDirection;
            this.autofocus                  = autofocus;
            this.obscureText                = obscureText;
            this.autocorrect                = autocorrect;
            this.maxLines                   = maxLines;
            this.maxLength                  = maxLength;
            this.maxLengthEnforced          = maxLengthEnforced;
            this.onChanged                  = onChanged;
            this.onEditingComplete          = onEditingComplete;
            this.onSubmitted                = onSubmitted;
            this.inputFormatters            = inputFormatters;
            this.enabled                    = enabled;
            this.cursorWidth                = cursorWidth;
            this.cursorColor                = cursorColor;
            this.cursorRadius               = cursorRadius;
            this.onSubmitted                = onSubmitted;
            this.keyboardAppearance         = keyboardAppearance;
            this.enableInteractiveSelection = enableInteractiveSelection;
            this.onTap                      = onTap;
            this.keyboardType               = keyboardType ?? (maxLines == 1 ? TextInputType.text : TextInputType.multiline);
            this.scrollPadding              = scrollPadding ?? EdgeInsets.all(20.0f);
            this.dragStartBehavior          = dragStartBehavior;
            this.buildCounter               = buildCounter;
        }
Ejemplo n.º 5
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        public override Widget build(BuildContext context)
        {
            ThemeData theme = Theme.of(context);
            NavigationRailThemeData navigationRailTheme = NavigationRailTheme.of(context);
            MaterialLocalizations   localizations       = MaterialLocalizations.of(context);

            Color backgroundColor =
                widget.backgroundColor ?? navigationRailTheme.backgroundColor ?? theme.colorScheme.surface;
            float         elevation                  = widget.elevation ?? navigationRailTheme.elevation ?? 0;
            float         minWidth                   = widget.minWidth ?? material_._minRailWidth;
            float         minExtendedWidth           = widget.minExtendedWidth ?? material_._minExtendedRailWidth;
            Color         baseSelectedColor          = theme.colorScheme.primary;
            Color         baseColor                  = theme.colorScheme.onSurface.withOpacity(0.64f);
            IconThemeData defaultUnselectedIconTheme =
                widget.unselectedIconTheme ?? navigationRailTheme.unselectedIconTheme;
            IconThemeData unselectedIconTheme = new IconThemeData(
                size: defaultUnselectedIconTheme?.size ?? 24.0f,
                color: defaultUnselectedIconTheme?.color ?? theme.colorScheme.onSurface,
                opacity: defaultUnselectedIconTheme?.opacity ?? 1.0f
                );
            IconThemeData defaultSelectedIconTheme = widget.selectedIconTheme ?? navigationRailTheme.selectedIconTheme;
            IconThemeData selectedIconTheme        = new IconThemeData(
                size: defaultSelectedIconTheme?.size ?? 24.0f,
                color: defaultSelectedIconTheme?.color ?? theme.colorScheme.primary,
                opacity: defaultSelectedIconTheme?.opacity ?? 0.64f
                );
            TextStyle unselectedLabelTextStyle = theme.textTheme.bodyText1.copyWith(color: baseColor)
                                                 .merge(widget.unselectedLabelTextStyle ?? navigationRailTheme.unselectedLabelTextStyle);
            TextStyle selectedLabelTextStyle = theme.textTheme.bodyText1.copyWith(color: baseSelectedColor)
                                               .merge(widget.selectedLabelTextStyle ?? navigationRailTheme.selectedLabelTextStyle);
            float groupAlignment = widget.groupAlignment ?? navigationRailTheme.groupAlignment ?? -1.0f;
            NavigationRailLabelType labelType =
                widget.labelType ?? navigationRailTheme.labelType ?? NavigationRailLabelType.none;

            var materialChildren = new List <Widget>();

            materialChildren.Add(material_._verticalSpacer);

            if (widget.leading != null)
            {
                materialChildren.AddRange(new List <Widget>()
                {
                    new ConstrainedBox(
                        constraints: new BoxConstraints(
                            minWidth: MathUtils.lerpNullableFloat(minWidth, minExtendedWidth, _extendedAnimation.value)
                            ),
                        child: widget.leading
                        ),
                    material_._verticalSpacer,
                });
            }

            var alignChildren = new List <Widget>();

            for (int i = 0; i < widget.destinations.Count; i += 1)
            {
                alignChildren.Add(new _RailDestination(
                                      minWidth: minWidth,
                                      minExtendedWidth: minExtendedWidth,
                                      extendedTransitionAnimation: _extendedAnimation,
                                      selected: widget.selectedIndex == i,
                                      icon: widget.selectedIndex == i ? widget.destinations[i].selectedIcon : widget.destinations[i].icon,
                                      label: widget.destinations[i].label,
                                      destinationAnimation: _destinationAnimations[i],
                                      labelType: labelType,
                                      iconTheme: widget.selectedIndex == i ? selectedIconTheme : unselectedIconTheme,
                                      labelTextStyle: widget.selectedIndex == i ? selectedLabelTextStyle : unselectedLabelTextStyle,
                                      onTap: () => { widget.onDestinationSelected(i); },
                                      indexLabel: localizations.tabLabel(
                                          tabIndex: i + 1,
                                          tabCount: widget.destinations.Count
                                          )
                                      ));
            }

            if (widget.trailing != null)
            {
                alignChildren.Add(new ConstrainedBox(
                                      constraints: new BoxConstraints(
                                          minWidth: MathUtils.lerpNullableFloat(minWidth, minExtendedWidth, _extendedAnimation.value)
                                          ),
                                      child: widget.trailing
                                      ));
            }

            materialChildren.Add(new Expanded(
                                     child: new Align(
                                         alignment: new Alignment(0, groupAlignment),
                                         child: new Column(
                                             mainAxisSize: MainAxisSize.min,
                                             children: alignChildren
                                             )
                                         )
                                     ));

            return(new _ExtendedNavigationRailAnimation(
                       animation: _extendedAnimation,
                       child: new Material(
                           elevation: elevation,
                           color: backgroundColor,
                           child: new Column(
                               children: materialChildren
                               )
                           )
                       ));
        }
Ejemplo n.º 6
0
        public override Widget build(BuildContext context)
        {
            FlexibleSpaceBarSettings settings =
                (FlexibleSpaceBarSettings)context.inheritFromWidgetOfExactType(typeof(FlexibleSpaceBarSettings));

            D.assert(settings != null,
                     "A FlexibleSpaceBar must be wrapped in the widget returned by FlexibleSpaceBar.createSettings().");

            List <Widget> children    = new List <Widget>();
            float         deltaExtent = settings.maxExtent.Value - settings.minExtent.Value;

            float t = (1.0f - (settings.currentExtent.Value - settings.minExtent.Value) / deltaExtent)
                      .clamp(0.0f, 1.0f);

            if (this.widget.background != null)
            {
                float fadeStart = Mathf.Max(0.0f, 1.0f - Constants.kToolbarHeight / deltaExtent);
                float fadeEnd   = 1.0f;
                D.assert(fadeStart <= fadeEnd);

                float opacity = 1.0f - new Interval(fadeStart, fadeEnd).transform(t);
                if (opacity > 0.0f)
                {
                    children.Add(new Positioned(
                                     top: this._getCollapsePadding(t, settings),
                                     left: 0.0f,
                                     right: 0.0f,
                                     height: settings.maxExtent,
                                     child: new Opacity(
                                         opacity: opacity,
                                         child: this.widget.background)
                                     )
                                 );
                }
            }

            Widget title = null;

            if (this.widget.title != null)
            {
                switch (Application.platform)
                {
                case RuntimePlatform.IPhonePlayer:
                    title = this.widget.title;
                    break;

                default:
                    title = this.widget.title;
                    break;
                }
            }

            ThemeData theme          = Theme.of(context);
            float     toolbarOpacity = settings.toolbarOpacity.Value;

            if (toolbarOpacity > 0.0f)
            {
                TextStyle titleStyle = theme.primaryTextTheme.title;
                titleStyle = titleStyle.copyWith(
                    color: titleStyle.color.withOpacity(toolbarOpacity));

                bool      effectiveCenterTitle = this._getEffectiveCenterTitle(theme).Value;
                float     scaleValue           = new FloatTween(begin: 1.5f, end: 1.0f).lerp(t);
                Matrix3   scaleTransform       = Matrix3.makeScale(scaleValue, scaleValue);
                Alignment titleAlignment       = this._getTitleAlignment(effectiveCenterTitle);

                children.Add(new Container(
                                 padding: EdgeInsets.fromLTRB(
                                     effectiveCenterTitle ? 0.0f : 72.0f,
                                     0f,
                                     0f,
                                     16.0f),
                                 child: new Transform(
                                     alignment: titleAlignment,
                                     transform: scaleTransform,
                                     child: new Align(
                                         alignment: titleAlignment,
                                         child: new DefaultTextStyle(
                                             style: titleStyle,
                                             child: title)
                                         )
                                     )
                                 )
                             );
            }

            return(new ClipRect(
                       child: new Stack(
                           children: children)
                       ));
        }
Ejemplo n.º 7
0
        Widget build(BuildContext context)
        {
            base.build(context);
            D.assert(() => {
                return(_controller._textSpan.visitChildren((InlineSpan span) => span is TextSpan));
            }, () => "SelectableText only supports TextSpan; Other type of InlineSpan is not allowed");
            D.assert(WidgetsD.debugCheckHasMediaQuery(context));
            D.assert(WidgetsD.debugCheckHasDirectionality(context));
            D.assert(
                !(widget.style != null && widget.style.inherit == false &&
                  (widget.style.fontSize == null || widget.style.textBaseline == null)),
                () => "inherit false style must supply fontSize and textBaseline"
                );

            ThemeData themeData = Theme.of(context);
            FocusNode focusNode = _effectiveFocusNode;

            TextSelectionControls textSelectionControls;
            bool   paintCursorAboveText;
            bool   cursorOpacityAnimates;
            Offset cursorOffset = Offset.zero;
            Color  cursorColor  = widget.cursorColor;
            Radius cursorRadius = widget.cursorRadius;

            switch (themeData.platform)
            {
            case RuntimePlatform.IPhonePlayer:
            case RuntimePlatform.OSXEditor:
            case RuntimePlatform.OSXPlayer:
                forcePressEnabled     = true;
                textSelectionControls = CupertinoTextFieldUtils.cupertinoTextSelectionControls;
                paintCursorAboveText  = true;
                cursorOpacityAnimates = true;
                cursorColor           = cursorColor ?? CupertinoTheme.of(context).primaryColor;
                cursorRadius          = cursorRadius ?? Radius.circular(2.0f);
                cursorOffset          = new Offset(SelectableTextUtils.iOSHorizontalOffset / MediaQuery.of(context).devicePixelRatio, 0);
                break;

            default:
                forcePressEnabled     = false;
                textSelectionControls = _MaterialTextSelectionControls.materialTextSelectionControls;
                paintCursorAboveText  = false;
                cursorOpacityAnimates = false;
                cursorColor           = cursorColor ?? themeData.cursorColor;
                break;
            }

            DefaultTextStyle defaultTextStyle   = DefaultTextStyle.of(context);
            TextStyle        effectiveTextStyle = widget.style;

            if (widget.style == null || widget.style.inherit)
            {
                effectiveTextStyle = defaultTextStyle.style.merge(widget.style);
            }
            if (MediaQuery.boldTextOverride(context))
            {
                effectiveTextStyle = effectiveTextStyle.merge(new TextStyle(fontWeight: FontWeight.bold));
            }

            Widget child = new RepaintBoundary(
                child: new EditableText(
                    key: editableTextKey,
                    style: effectiveTextStyle,
                    readOnly: true,
                    textWidthBasis: widget.textWidthBasis ?? defaultTextStyle.textWidthBasis,
                    showSelectionHandles: _showSelectionHandles,
                    showCursor: widget.showCursor,
                    controller: _controller,
                    focusNode: focusNode,
                    strutStyle: widget.strutStyle ?? new StrutStyle(),
                    textAlign: widget.textAlign ?? defaultTextStyle.textAlign ?? TextAlign.start,
                    textDirection: widget.textDirection,
                    textScaleFactor: widget.textScaleFactor,
                    autofocus: widget.autofocus,
                    forceLine: false,
                    toolbarOptions: widget.toolbarOptions,
                    minLines: widget.minLines,
                    maxLines: widget.maxLines ?? defaultTextStyle.maxLines,
                    selectionColor: themeData.textSelectionColor,
                    selectionControls: widget.selectionEnabled ? textSelectionControls : null,
                    onSelectionChanged: _handleSelectionChanged,
                    onSelectionHandleTapped: _handleSelectionHandleTapped,
                    rendererIgnoresPointer: true,
                    cursorWidth: widget.cursorWidth,
                    cursorRadius: cursorRadius,
                    cursorColor: cursorColor,
                    cursorOpacityAnimates: cursorOpacityAnimates,
                    cursorOffset: cursorOffset,
                    paintCursorAboveText: paintCursorAboveText,
                    backgroundCursorColor: CupertinoColors.inactiveGray,
                    enableInteractiveSelection: widget.enableInteractiveSelection,
                    dragStartBehavior: widget.dragStartBehavior,
                    scrollPhysics: widget.scrollPhysics
                    )
                );

            return(_selectionGestureDetectorBuilder.buildGestureDetector(
                       behavior: HitTestBehavior.translucent,
                       child: child
                       ));
        }
Ejemplo n.º 8
0
        public override Widget build(BuildContext context)
        {
            MaterialLocalizations localizations   = MaterialLocalizations.of(context);
            ThemeData             themeData       = Theme.of(context);
            TextTheme             headerTextTheme = themeData.primaryTextTheme;
            Color dayColor  = null;
            Color yearColor = null;

            switch (themeData.primaryColorBrightness)
            {
            case Brightness.light:
                dayColor  = this.mode == DatePickerMode.day ? Colors.black87 : Colors.black54;
                yearColor = this.mode == DatePickerMode.year ? Colors.black87 : Colors.black54;
                break;

            case Brightness.dark:
                dayColor  = this.mode == DatePickerMode.day ? Colors.white : Colors.white70;
                yearColor = this.mode == DatePickerMode.year ? Colors.white : Colors.white70;
                break;
            }

            TextStyle dayStyle        = headerTextTheme.display1.copyWith(color: dayColor, height: 1.4f);
            TextStyle yearStyle       = headerTextTheme.subhead.copyWith(color: yearColor, height: 1.4f);
            Color     backgroundColor = null;

            switch (themeData.brightness)
            {
            case Brightness.light:
                backgroundColor = themeData.primaryColor;
                break;

            case Brightness.dark:
                backgroundColor = themeData.backgroundColor;
                break;
            }

            float             width             = 0f;
            float             height            = 0f;
            EdgeInsets        padding           = null;
            MainAxisAlignment mainAxisAlignment = MainAxisAlignment.center;

            switch (this.orientation)
            {
            case Orientation.portrait:
                height            = DatePickerUtils._kDatePickerHeaderPortraitHeight;
                padding           = EdgeInsets.symmetric(horizontal: 16.0f);
                mainAxisAlignment = MainAxisAlignment.center;
                break;

            case Orientation.landscape:
                width             = DatePickerUtils._kDatePickerHeaderLandscapeWidth;
                padding           = EdgeInsets.all(8.0f);
                mainAxisAlignment = MainAxisAlignment.start;
                break;
            }

            Widget yearButton = new IgnorePointer(
                ignoring: this.mode != DatePickerMode.day,
                child: new _DateHeaderButton(
                    color: backgroundColor,
                    onTap: Feedback.wrapForTap(() => this._handleChangeMode(DatePickerMode.year), context),
                    child: new Text(localizations.formatYear(this.selectedDate), style: yearStyle)
                    )
                );
            Widget dayButton = new IgnorePointer(
                ignoring: this.mode == DatePickerMode.day,
                child: new _DateHeaderButton(
                    color: backgroundColor,
                    onTap: Feedback.wrapForTap(() => this._handleChangeMode(DatePickerMode.day), context),
                    child: new Text(localizations.formatMediumDate(this.selectedDate), style: dayStyle)
                    )
                );

            return(new Container(
                       width: width,
                       height: height,
                       padding: padding,
                       color: backgroundColor,
                       child: new Column(
                           mainAxisAlignment: mainAxisAlignment,
                           crossAxisAlignment: CrossAxisAlignment.start,
                           children: new List <Widget> {
                yearButton, dayButton
            }
                           )
                       ));
        }
Ejemplo n.º 9
0
        public override Widget build(BuildContext context)
        {
            ThemeData             themeData     = Theme.of(context);
            MaterialLocalizations localizations = MaterialLocalizations.of(context);
            int           year           = this.displayedMonth.Year;
            int           month          = this.displayedMonth.Month;
            int           daysInMonth    = getDaysInMonth(year, month);
            int           firstDayOffset = this._computeFirstDayOffset(year, month, localizations);
            List <Widget> labels         = new List <Widget>();

            labels.AddRange(this._getDayHeaders(themeData.textTheme.caption, localizations));
            for (int i = 0; true; i += 1)
            {
                int day = i - firstDayOffset + 1;
                if (day > daysInMonth)
                {
                    break;
                }

                if (day < 1)
                {
                    labels.Add(new Container());
                }
                else
                {
                    DateTime dayToBuild = new DateTime(year, month, day);
                    bool     disabled   = dayToBuild > this.lastDate ||
                                          dayToBuild < this.firstDate ||
                                          (this.selectableDayPredicate != null &&
                                           !this.selectableDayPredicate(dayToBuild));
                    BoxDecoration decoration    = null;
                    TextStyle     itemStyle     = themeData.textTheme.body1;
                    bool          isSelectedDay = this.selectedDate.Year == year && this.selectedDate.Month == month &&
                                                  this.selectedDate.Day == day;
                    if (isSelectedDay)
                    {
                        itemStyle  = themeData.accentTextTheme.body2;
                        decoration = new BoxDecoration(
                            color: themeData.accentColor,
                            shape: BoxShape.circle
                            );
                    }
                    else if (disabled)
                    {
                        itemStyle = themeData.textTheme.body1.copyWith(color: themeData.disabledColor);
                    }
                    else if (this.currentDate.Year == year && this.currentDate.Month == month &&
                             this.currentDate.Day == day)
                    {
                        itemStyle = themeData.textTheme.body2.copyWith(color: themeData.accentColor);
                    }

                    Widget dayWidget = new Container(
                        decoration: decoration,
                        child: new Center(
                            child: new Text(localizations.formatDecimal(day), style: itemStyle)
                            )
                        );
                    if (!disabled)
                    {
                        dayWidget = new GestureDetector(
                            behavior: HitTestBehavior.opaque,
                            onTap: () => { this.onChanged(dayToBuild); },
                            child: dayWidget,
                            dragStartBehavior: this.dragStartBehavior
                            );
                    }

                    labels.Add(dayWidget);
                }
            }

            return(new Padding(
                       padding: EdgeInsets.symmetric(horizontal: 8.0f),
                       child: new Column(
                           children: new List <Widget> {
                new Container(
                    height: DatePickerUtils._kDayPickerRowHeight,
                    child: new Center(
                        child: new Text(
                            localizations.formatMonthYear(this.displayedMonth),
                            style: themeData.textTheme.subhead
                            )
                        )
                    ),
                new Flexible(
                    child: GridView.custom(
                        gridDelegate: DatePickerUtils._kDayPickerGridDelegate,
                        childrenDelegate: new SliverChildListDelegate(labels, addRepaintBoundaries: false)
                        )
                    )
            }
                           )
                       ));
        }
Ejemplo n.º 10
0
        public override Widget build(BuildContext context)
        {
            D.assert(material_.debugCheckHasMaterialLocalizations(context));
            ThemeData             themeData     = Theme.of(context);
            MaterialLocalizations localizations = MaterialLocalizations.of(context);

            List <Widget> headerWidgets = new List <Widget>();

            float startPadding = 24.0f;

            if (_selectedRowCount == 0)
            {
                headerWidgets.Add(new Expanded(child: widget.header));
                if (widget.header is ButtonBar)
                {
                    startPadding = 12.0f;
                }
            }
            else
            {
                headerWidgets.Add(new Expanded(
                                      child: new Text(localizations.selectedRowCountTitle(_selectedRowCount))
                                      ));
            }

            if (widget.actions != null)
            {
                headerWidgets.AddRange(
                    LinqUtils <Widget> .SelectList(widget.actions, ((Widget action) => {
                    return(new Padding(
                               padding: EdgeInsetsDirectional.only(
                                   start: 24.0f - 8.0f * 2.0f),
                               child: action
                               ));
                }))
                    );
            }

            TextStyle     footerTextStyle = themeData.textTheme.caption;
            List <Widget> footerWidgets   = new List <Widget>();

            if (widget.onRowsPerPageChanged != null)
            {
                List <Widget> availableRowsPerPage = LinqUtils <Widget, int> .SelectList(
                    LinqUtils <int> .WhereList(widget.availableRowsPerPage, ((int value) => value <= _rowCount || value == widget.rowsPerPage)),
                    (int value) => {
                    return((Widget) new DropdownMenuItem <int>(
                               value: value,
                               child: new Text($"{value}")
                               ));
                });

                footerWidgets.AddRange(new List <Widget>()
                {
                    new Container(width: 14.0f), // to match trailing padding in case we overflow and end up scrolling
                    new Text(localizations.rowsPerPageTitle),
                    new ConstrainedBox(
                        constraints: new BoxConstraints(minWidth: 64.0f), // 40.0 for the text, 24.0 for the icon
                        child: new Align(
                            alignment: AlignmentDirectional.centerEnd,
                            child: new DropdownButtonHideUnderline(
                                child: new DropdownButton <int>(
                                    items: availableRowsPerPage.Cast <DropdownMenuItem <int> >().ToList(),
                                    value: widget.rowsPerPage,
                                    onChanged: widget.onRowsPerPageChanged,
                                    style: footerTextStyle,
                                    iconSize: 24.0f
                                    )
                                )
                            )
                        ),
                });
            }

            footerWidgets.AddRange(new List <Widget>()
            {
                new Container(width: 32.0f),
                new Text(
                    localizations.pageRowsInfoTitle(
                        _firstRowIndex + 1,
                        _firstRowIndex + widget.rowsPerPage,
                        _rowCount,
                        _rowCountApproximate
                        )
                    ),
                new Container(width: 32.0f),
                new IconButton(
                    icon: new Icon(Icons.chevron_left),
                    padding: EdgeInsets.zero,
                    tooltip:
                    localizations.previousPageTooltip,
                    onPressed: _firstRowIndex <= 0 ? (VoidCallback)null : _handlePrevious),
                new Container(width: 24.0f),
                new IconButton(
                    icon: new Icon(Icons.chevron_right),
                    padding: EdgeInsets.zero,
                    tooltip:
                    localizations.nextPageTooltip,
                    onPressed: (!_rowCountApproximate && (_firstRowIndex + widget.rowsPerPage >= _rowCount))
                        ? (VoidCallback)null
                        : _handleNext
                    ),

                new Container(width: 14.0f),
            });

            return(new LayoutBuilder(
                       builder: (BuildContext _context, BoxConstraints constraints) => {
                return new Card(
                    child: new Column(
                        crossAxisAlignment: CrossAxisAlignment.stretch,
                        children: new List <Widget> {
                    new DefaultTextStyle(
                        style: _selectedRowCount > 0
                                        ? themeData.textTheme.subtitle1.copyWith(color: themeData.accentColor)
                                        : themeData.textTheme.headline6.copyWith(fontWeight: FontWeight.w400),
                        child: IconTheme.merge(
                            data: new IconThemeData(
                                opacity: 0.54f
                                ),
                            child: new Ink(
                                height: 64.0f,
                                color: _selectedRowCount > 0 ? themeData.secondaryHeaderColor : null,
                                child: new Padding(
                                    padding: EdgeInsetsDirectional.only(
                                        start: startPadding, end: 14.0f),
                                    child: new Row(
                                        mainAxisAlignment: MainAxisAlignment.end,
                                        children: headerWidgets
                                        )
                                    )
                                )
                            )
                        ),
                    new SingleChildScrollView(
                        scrollDirection: Axis.horizontal,
                        dragStartBehavior: widget.dragStartBehavior,
                        child: new ConstrainedBox(
                            constraints: new BoxConstraints(minWidth: constraints.minWidth),
                            child: new DataTable(
                                key: _tableKey,
                                columns: widget.columns,
                                sortColumnIndex: widget.sortColumnIndex,
                                sortAscending: widget.sortAscending,
                                onSelectAll: widget.onSelectAll,
                                dataRowHeight: widget.dataRowHeight,
                                headingRowHeight: widget.headingRowHeight,
                                horizontalMargin: widget.horizontalMargin,
                                columnSpacing: widget.columnSpacing,
                                rows: _getRows(_firstRowIndex, widget.rowsPerPage)
                                )
                            )
                        ),
                    new DefaultTextStyle(
                        style: footerTextStyle,
                        child: IconTheme.merge(
                            data: new IconThemeData(
                                opacity: 0.54f
                                ),
                            child:
                            new Container(
                                height: 56.0f,
                                child: new SingleChildScrollView(
                                    dragStartBehavior: widget.dragStartBehavior,
                                    scrollDirection: Axis.horizontal,
                                    reverse: true,
                                    child: new Row(
                                        children: footerWidgets
                                        )
                                    )
                                )
                            )
                        )
                }
                        )
                    );
            }
                       ));
        }
Ejemplo n.º 11
0
        public EditableText(TextEditingController controller, FocusNode focusNode, TextStyle style,
                            Color cursorColor, bool obscureText = false, bool autocorrect                           = false,
                            TextAlign textAlign                       = TextAlign.left, TextDirection?textDirection = null,
                            float?textScaleFactor                     = null, int?maxLines          = 1,
                            bool autofocus                            = false, Color selectionColor = null, TextSelectionControls selectionControls = null,
                            TextInputType keyboardType                = null, TextInputAction?textInputAction = null,
                            TextCapitalization textCapitalization     = TextCapitalization.none,
                            ValueChanged <string> onChanged           = null, VoidCallback onEditingComplete = null,
                            ValueChanged <string> onSubmitted         = null, SelectionChangedCallback onSelectionChanged = null,
                            List <TextInputFormatter> inputFormatters = null, bool rendererIgnoresPointer                 = false,
                            EdgeInsets scrollPadding                  = null, bool unityTouchKeyboard = false,
                            Key key = null, float?cursorWidth = 2.0f, Radius cursorRadius = null, Brightness?keyboardAppearance = Brightness.light,
                            bool enableInteractiveSelection = true
                            ) : base(key)
        {
            D.assert(controller != null);
            D.assert(focusNode != null);
            D.assert(style != null);
            D.assert(cursorColor != null);
            D.assert(maxLines == null || maxLines > 0);
            this.keyboardType = keyboardType ?? (maxLines == 1 ? TextInputType.text : TextInputType.multiline);

            this.scrollPadding          = scrollPadding ?? EdgeInsets.all(20.0f);
            this.controller             = controller;
            this.focusNode              = focusNode;
            this.obscureText            = obscureText;
            this.autocorrect            = autocorrect;
            this.style                  = style;
            this.textAlign              = textAlign;
            this.textDirection          = textDirection;
            this.textScaleFactor        = textScaleFactor;
            this.textInputAction        = textInputAction;
            this.textCapitalization     = textCapitalization;
            this.cursorColor            = cursorColor;
            this.maxLines               = maxLines;
            this.autofocus              = autofocus;
            this.selectionColor         = selectionColor;
            this.onChanged              = onChanged;
            this.onSubmitted            = onSubmitted;
            this.onSelectionChanged     = onSelectionChanged;
            this.onEditingComplete      = onEditingComplete;
            this.rendererIgnoresPointer = rendererIgnoresPointer;
            this.selectionControls      = selectionControls;
            this.unityTouchKeyboard     = unityTouchKeyboard;
            if (maxLines == 1)
            {
                this.inputFormatters = new List <TextInputFormatter>();
                this.inputFormatters.Add(BlacklistingTextInputFormatter.singleLineFormatter);
                if (inputFormatters != null)
                {
                    this.inputFormatters.AddRange(inputFormatters);
                }
            }
            else
            {
                this.inputFormatters = inputFormatters;
            }

            this.cursorWidth                = cursorWidth;
            this.cursorRadius               = cursorRadius;
            this.keyboardAppearance         = keyboardAppearance;
            this.enableInteractiveSelection = enableInteractiveSelection;
        }
Ejemplo n.º 12
0
 public TextFormField(
     Key key = null,
     TextEditingController controller = null,
     string initialValue                   = null,
     FocusNode focusNode                   = null,
     InputDecoration decoration            = null,
     TextInputType keyboardType            = null,
     TextCapitalization textCapitalization = TextCapitalization.none,
     TextInputAction?textInputAction       = null,
     TextStyle style             = null,
     StrutStyle strutStyle       = null,
     TextDirection?textDirection = null,
     TextAlign textAlign         = TextAlign.left,
     bool autofocus                            = false,
     bool obscureText                          = false,
     bool autocorrect                          = true,
     bool autovalidate                         = false,
     bool maxLengthEnforced                    = true,
     int?maxLines                              = 1,
     int?minLines                              = null,
     bool expands                              = false,
     int?maxLength                             = null,
     VoidCallback onEditingComplete            = null,
     ValueChanged <string> onFieldSubmitted    = null,
     FormFieldSetter <string> onSaved          = null,
     FormFieldValidator <string> validator     = null,
     List <TextInputFormatter> inputFormatters = null,
     bool enabled                              = true,
     float cursorWidth                         = 2.0f,
     Radius cursorRadius                       = null,
     Color cursorColor                         = null,
     Brightness?keyboardAppearance             = null,
     EdgeInsets scrollPadding                  = null,
     bool enableInteractiveSelection           = true,
     InputCounterWidgetBuilder buildCounter    = null
     ) : base(
         key: key,
         initialValue: controller != null ? controller.text : (initialValue ?? ""),
         onSaved: onSaved,
         validator: validator,
         autovalidate: autovalidate,
         enabled: enabled,
         builder: (FormFieldState <string> field) => {
     _TextFormFieldState state           = (_TextFormFieldState)field;
     InputDecoration effectiveDecoration = (decoration ?? new InputDecoration())
                                           .applyDefaults(Theme.of(field.context).inputDecorationTheme);
     return(new TextField(
                controller: state._effectiveController,
                focusNode: focusNode,
                decoration: effectiveDecoration.copyWith(errorText: field.errorText),
                keyboardType: keyboardType,
                textInputAction: textInputAction,
                style: style,
                strutStyle: strutStyle,
                textAlign: textAlign,
                textDirection: textDirection ?? TextDirection.ltr,
                textCapitalization: textCapitalization,
                autofocus: autofocus,
                obscureText: obscureText,
                autocorrect: autocorrect,
                maxLengthEnforced: maxLengthEnforced,
                maxLines: maxLines,
                minLines: minLines,
                expands: expands,
                maxLength: maxLength,
                onChanged: field.didChange,
                onEditingComplete: onEditingComplete,
                onSubmitted: onFieldSubmitted,
                inputFormatters: inputFormatters,
                enabled: enabled,
                cursorWidth: cursorWidth,
                cursorRadius: cursorRadius,
                cursorColor: cursorColor,
                scrollPadding: scrollPadding ?? EdgeInsets.all(20.0f),
                keyboardAppearance: keyboardAppearance,
                enableInteractiveSelection: enableInteractiveSelection,
                buildCounter: buildCounter
                ));
 }
         ) {
     D.assert(initialValue == null || controller == null);
     D.assert(maxLines > 0);
     D.assert(maxLines == null || maxLines > 0);
     D.assert(minLines == null || minLines > 0);
     D.assert((maxLines == null) || (minLines == null) || (maxLines >= minLines),
              () => "minLines can't be greater than maxLines");
     D.assert(!expands || (maxLines == null && minLines == null),
              () => "minLines and maxLines must be null when expands is true.");
     D.assert(maxLength == null || maxLength > 0);
     this.controller = controller;
 }
Ejemplo n.º 13
0
        public override Widget build(BuildContext context)
        {
            base.build(context);
            TextEditingController     controller = this._effectiveController;
            List <TextInputFormatter> formatters = this.widget.inputFormatters ?? new List <TextInputFormatter>();
            bool   enabled      = this.widget.enabled ?? true;
            Offset cursorOffset =
                new Offset(
                    CupertinoTextFieldUtils._iOSHorizontalCursorOffsetPixels / MediaQuery.of(context).devicePixelRatio,
                    0);

            if (this.widget.maxLength != null && this.widget.maxLengthEnforced)
            {
                formatters.Add(new LengthLimitingTextInputFormatter(this.widget.maxLength));
            }

            CupertinoThemeData themeData          = CupertinoTheme.of(context);
            TextStyle          textStyle          = themeData.textTheme.textStyle.merge(this.widget.style);
            TextStyle          placeholderStyle   = textStyle.merge(this.widget.placeholderStyle);
            Brightness         keyboardAppearance = this.widget.keyboardAppearance ?? themeData.brightness;
            Color cursorColor = this.widget.cursorColor ?? themeData.primaryColor;

            Widget paddedEditable = new Padding(
                padding: this.widget.padding,
                child: new RepaintBoundary(
                    child: new EditableText(
                        key: this._editableTextKey,
                        controller: controller,
                        focusNode: this._effectiveFocusNode,
                        keyboardType: this.widget.keyboardType,
                        textInputAction: this.widget.textInputAction,
                        textCapitalization: this.widget.textCapitalization,
                        style: textStyle,
                        strutStyle: this.widget.strutStyle,
                        textAlign: this.widget.textAlign,
                        autofocus: this.widget.autofocus,
                        obscureText: this.widget.obscureText,
                        autocorrect: this.widget.autocorrect,
                        maxLines: this.widget.maxLines,
                        minLines: this.widget.minLines,
                        expands: this.widget.expands,
                        selectionColor: CupertinoTextFieldUtils._kSelectionHighlightColor,
                        selectionControls: CupertinoTextSelectionUtils.cupertinoTextSelectionControls,
                        onChanged: this.widget.onChanged,
                        onSelectionChanged: this._handleSelectionChanged,
                        onEditingComplete: this.widget.onEditingComplete,
                        onSubmitted: this.widget.onSubmitted,
                        inputFormatters: formatters,
                        rendererIgnoresPointer: true,
                        cursorWidth: this.widget.cursorWidth,
                        cursorRadius: this.widget.cursorRadius,
                        cursorColor: cursorColor,
                        cursorOpacityAnimates: true,
                        cursorOffset: cursorOffset,
                        paintCursorAboveText: true,
                        backgroundCursorColor: CupertinoColors.inactiveGray,
                        scrollPadding: this.widget.scrollPadding,
                        keyboardAppearance: keyboardAppearance,
                        dragStartBehavior: this.widget.dragStartBehavior,
                        scrollPhysics: this.widget.scrollPhysics
                        )
                    )
                );

            return(new IgnorePointer(
                       ignoring: !enabled,
                       child: new Container(
                           decoration: this.widget.decoration,
                           child: new Container(
                               color: enabled
                            ? null
                            : CupertinoTheme.of(context).brightness == Brightness.light
                                ? CupertinoTextFieldUtils._kDisabledBackground
                                : CupertinoColors.darkBackgroundGray,
                               child: new TextSelectionGestureDetector(
                                   onTapDown: this._handleTapDown,
                                   onSingleTapUp: this._handleSingleTapUp,
                                   onSingleLongTapStart: this._handleSingleLongTapStart,
                                   onSingleLongTapMoveUpdate: this._handleSingleLongTapMoveUpdate,
                                   onSingleLongTapEnd: this._handleSingleLongTapEnd,
                                   onDoubleTapDown: this._handleDoubleTapDown,
                                   onDragSelectionStart: this._handleMouseDragSelectionStart,
                                   onDragSelectionUpdate: this._handleMouseDragSelectionUpdate,
                                   onDragSelectionEnd: this._handleMouseDragSelectionEnd,
                                   behavior: HitTestBehavior.translucent,
                                   child: this._addTextDependentAttachments(paddedEditable, textStyle, placeholderStyle)
                                   )
                               )
                           )
                       ));
        }
Ejemplo n.º 14
0
        public CupertinoTextField(
            Key key = null,
            TextEditingController controller = null,
            FocusNode focusNode        = null,
            BoxDecoration decoration   = null,
            EdgeInsets padding         = null,
            string placeholder         = null,
            TextStyle placeholderStyle = null,
            Widget prefix = null,
            OverlayVisibilityMode prefixMode = OverlayVisibilityMode.always,
            Widget suffix = null,
            OverlayVisibilityMode suffixMode      = OverlayVisibilityMode.always,
            OverlayVisibilityMode clearButtonMode = OverlayVisibilityMode.never,
            TextInputType keyboardType            = null,
            TextInputAction?textInputAction       = null,
            TextCapitalization textCapitalization = TextCapitalization.none,
            TextStyle style                           = null,
            StrutStyle strutStyle                     = null,
            TextAlign textAlign                       = TextAlign.left,
            bool autofocus                            = false,
            bool obscureText                          = false,
            bool autocorrect                          = true,
            int?maxLines                              = 1,
            int?minLines                              = null,
            bool expands                              = false,
            int?maxLength                             = null,
            bool maxLengthEnforced                    = true,
            ValueChanged <string> onChanged           = null,
            VoidCallback onEditingComplete            = null,
            ValueChanged <string> onSubmitted         = null,
            List <TextInputFormatter> inputFormatters = null,
            bool?enabled                              = null,
            float cursorWidth                         = 2.0f,
            Radius cursorRadius                       = null,
            Color cursorColor                         = null,
            Brightness?keyboardAppearance             = null,
            EdgeInsets scrollPadding                  = null,
            DragStartBehavior dragStartBehavior       = DragStartBehavior.start,
            ScrollPhysics scrollPhysics               = null) : base(key: key)
        {
            D.assert(maxLines == null || maxLines > 0);
            D.assert(minLines == null || minLines > 0);
            D.assert(maxLines == null || minLines == null || maxLines >= minLines,
                     () => "minLines can't be greater than maxLines");
            D.assert(!expands || (maxLines == null && minLines == null),
                     () => "minLines and maxLines must be null when expands is true.");
            D.assert(maxLength == null || maxLength > 0);

            this.controller       = controller;
            this.focusNode        = focusNode;
            this.decoration       = decoration ?? CupertinoTextFieldUtils._kDefaultRoundedBorderDecoration;
            this.padding          = padding ?? EdgeInsets.all(6.0f);
            this.placeholder      = placeholder;
            this.placeholderStyle = placeholderStyle ?? new TextStyle(
                fontWeight: FontWeight.w300,
                color: CupertinoTextFieldUtils._kInactiveTextColor
                );
            this.prefix             = prefix;
            this.prefixMode         = prefixMode;
            this.suffix             = suffix;
            this.suffixMode         = suffixMode;
            this.clearButtonMode    = clearButtonMode;
            this.textInputAction    = textInputAction;
            this.textCapitalization = textCapitalization;
            this.style              = style;
            this.strutStyle         = strutStyle;
            this.textAlign          = textAlign;
            this.autofocus          = autofocus;
            this.obscureText        = obscureText;
            this.autocorrect        = autocorrect;
            this.maxLines           = maxLines;
            this.minLines           = minLines;
            this.expands            = expands;
            this.maxLength          = maxLength;
            this.maxLengthEnforced  = maxLengthEnforced;
            this.onChanged          = onChanged;
            this.onEditingComplete  = onEditingComplete;
            this.onSubmitted        = onSubmitted;
            this.inputFormatters    = inputFormatters;
            this.enabled            = enabled;
            this.cursorWidth        = cursorWidth;
            this.cursorRadius       = cursorRadius ?? Radius.circular(2.0f);
            this.cursorColor        = cursorColor;
            this.keyboardAppearance = keyboardAppearance;
            this.scrollPadding      = scrollPadding ?? EdgeInsets.all(20.0f);
            this.dragStartBehavior  = dragStartBehavior;
            this.scrollPhysics      = scrollPhysics;
            this.keyboardType       = keyboardType ?? (maxLines == 1 ? TextInputType.text : TextInputType.multiline);
        }
Ejemplo n.º 15
0
        Widget _addTextDependentAttachments(Widget editableText, TextStyle textStyle, TextStyle placeholderStyle)
        {
            D.assert(editableText != null);
            D.assert(textStyle != null);
            D.assert(placeholderStyle != null);

            if (widget.placeholder == null &&
                widget.clearButtonMode == OverlayVisibilityMode.never &&
                widget.prefix == null &&
                widget.suffix == null)
            {
                return(editableText);
            }

            return(new ValueListenableBuilder <TextEditingValue>(
                       valueListenable: _effectiveController,
                       child: editableText,
                       builder: (BuildContext context, TextEditingValue text, Widget child) => {
                List <Widget> rowChildren = new List <Widget>();

                if (_showPrefixWidget(text))
                {
                    rowChildren.Add(widget.prefix);
                }

                List <Widget> stackChildren = new List <Widget>();
                if (widget.placeholder != null && text.text.isEmpty())
                {
                    stackChildren.Add(
                        new SizedBox(
                            width: float.PositiveInfinity,
                            child: new Padding(
                                padding: widget.padding,
                                child: new Text(
                                    widget.placeholder,
                                    maxLines: widget.maxLines,
                                    overflow: TextOverflow.ellipsis,
                                    style: placeholderStyle,
                                    textAlign: widget.textAlign
                                    )
                                )
                            )
                        );
                }

                stackChildren.Add(child);
                rowChildren.Add(
                    new Expanded
                        (child: new Stack
                            (children: stackChildren)));

                if (_showSuffixWidget(text))
                {
                    rowChildren.Add(widget.suffix);
                }
                else if (_showClearButton(text))
                {
                    rowChildren.Add(
                        new GestureDetector(
                            onTap: widget.enabled ?? true
                                    ? () => {
                        bool textChanged = _effectiveController.text.isNotEmpty();
                        _effectiveController.clear();
                        if (widget.onChanged != null && textChanged)
                        {
                            widget.onChanged(_effectiveController.text);
                        }
                    }
                                    : (GestureTapCallback)null,
                            child: new Padding(
                                padding: EdgeInsets.symmetric(horizontal: 6.0f),
                                child: new Icon(
                                    CupertinoIcons.clear_thick_circled,
                                    size: 18.0f,
                                    color: CupertinoDynamicColor.resolve(CupertinoTextFieldUtils._kClearButtonColor, context)
                                    )
                                )
                            )
                        );
                }

                return new Row(children: rowChildren);
            }
                       ));
        }
Ejemplo n.º 16
0
        public override Widget build(BuildContext context)
        {
            D.assert(material_.debugCheckHasMaterialLocalizations(context));
            ThemeData     theme       = Theme.of(context);
            AppBarTheme   appBarTheme = AppBarTheme.of(context);
            ScaffoldState scaffold    = Scaffold.of(context, nullOk: true);
            ModalRoute    parentRoute = ModalRoute.of(context);

            bool hasDrawer      = scaffold?.hasDrawer ?? false;
            bool hasEndDrawer   = scaffold?.hasEndDrawer ?? false;
            bool canPop         = parentRoute?.canPop ?? false;
            bool useCloseButton = parentRoute is PageRoute && ((PageRoute)parentRoute).fullscreenDialog;

            IconThemeData overallIconTheme = widget.iconTheme
                                             ?? appBarTheme.iconTheme
                                             ?? theme.primaryIconTheme;
            IconThemeData actionsIconTheme = widget.actionsIconTheme
                                             ?? appBarTheme.actionsIconTheme
                                             ?? overallIconTheme;
            TextStyle centerStyle = widget.textTheme?.headline6
                                    ?? appBarTheme.textTheme?.headline6
                                    ?? theme.primaryTextTheme.headline6;
            TextStyle sideStyle = widget.textTheme?.bodyText2
                                  ?? appBarTheme.textTheme?.bodyText2
                                  ?? theme.primaryTextTheme.bodyText2;

            if (widget.toolbarOpacity != 1.0f)
            {
                float opacity =
                    new Interval(0.25f, 1.0f, curve: Curves.fastOutSlowIn).transform(widget.toolbarOpacity);
                if (centerStyle?.color != null)
                {
                    centerStyle = centerStyle.copyWith(color: centerStyle.color.withOpacity(opacity));
                }

                if (sideStyle?.color != null)
                {
                    sideStyle = sideStyle.copyWith(color: sideStyle.color.withOpacity(opacity));
                }

                overallIconTheme = overallIconTheme.copyWith(
                    opacity: opacity * (overallIconTheme.opacity ?? 1.0f)
                    );
                actionsIconTheme = actionsIconTheme.copyWith(
                    opacity: opacity * (actionsIconTheme.opacity ?? 1.0f)
                    );
            }

            Widget leading = widget.leading;

            if (leading == null && widget.automaticallyImplyLeading)
            {
                if (hasDrawer)
                {
                    leading = new IconButton(
                        icon: new Icon(Icons.menu),
                        onPressed: _handleDrawerButton,
                        tooltip: MaterialLocalizations.of(context).openAppDrawerTooltip);
                }
                else
                {
                    if (canPop)
                    {
                        leading = useCloseButton ? (Widget) new CloseButton() : new BackButton();
                    }
                }
            }

            if (leading != null)
            {
                leading = new ConstrainedBox(
                    constraints: BoxConstraints.tightFor(width: AppBarUtils._kLeadingWidth),
                    child: leading);
            }

            Widget title = widget.title;

            if (title != null)
            {
                switch (theme.platform)
                {
                case RuntimePlatform.Android:
                case RuntimePlatform.LinuxEditor:
                case RuntimePlatform.LinuxPlayer:
                case RuntimePlatform.WindowsEditor:
                case RuntimePlatform.WindowsPlayer:
                    break;

                case RuntimePlatform.IPhonePlayer:
                case RuntimePlatform.OSXEditor:
                case RuntimePlatform.OSXPlayer:
                    break;
                }

                title = new _AppBarTitleBox(child: title);

                title = new DefaultTextStyle(
                    style: centerStyle,
                    softWrap: false,
                    overflow: TextOverflow.ellipsis,
                    child: title
                    );
            }

            Widget actions = null;

            if (widget.actions != null && widget.actions.isNotEmpty())
            {
                actions = new Row(
                    mainAxisSize: MainAxisSize.min,
                    crossAxisAlignment: CrossAxisAlignment.stretch,
                    children: widget.actions);
            }
            else if (hasEndDrawer)
            {
                actions = new IconButton(
                    icon: new Icon(Icons.menu),
                    onPressed: _handleDrawerButtonEnd,
                    tooltip: MaterialLocalizations.of(context).openAppDrawerTooltip);
            }

            if (actions != null)
            {
                actions = IconTheme.merge(
                    data: actionsIconTheme,
                    child: actions
                    );
            }

            Widget toolbar = new NavigationToolbar(
                leading: leading,
                middle: title,
                trailing: actions,
                centerMiddle: widget._getEffectiveCenterTitle(theme).Value,
                middleSpacing: widget.titleSpacing);

            Widget appBar = new ClipRect(
                child: new CustomSingleChildLayout(
                    layoutDelegate: new _ToolbarContainerLayout(),
                    child: IconTheme.merge(
                        data: overallIconTheme,
                        child: new DefaultTextStyle(
                            style: sideStyle,
                            child: toolbar)
                        )
                    )
                );

            if (widget.bottom != null)
            {
                appBar = new Column(
                    mainAxisAlignment: MainAxisAlignment.spaceBetween,
                    children: new List <Widget> {
                    new Flexible(
                        child: new ConstrainedBox(
                            constraints: new BoxConstraints(maxHeight: material_.kToolbarHeight),
                            child: appBar
                            )
                        ),
                    foundation_.FloatEqual(widget.bottomOpacity, 1.0f)
                            ? (Widget)widget.bottom
                            : new Opacity(
                        opacity: new Interval(0.25f, 1.0f, curve: Curves.fastOutSlowIn).transform(widget
                                                                                                  .bottomOpacity),
                        child: widget.bottom
                        )
                }
                    );
            }

            if (widget.primary)
            {
                appBar = new SafeArea(
                    bottom: false,
                    top: true,
                    child: appBar);
            }

            appBar = new Align(
                alignment: Alignment.topCenter,
                child: appBar);

            if (widget.flexibleSpace != null)
            {
                appBar = new Stack(
                    fit: StackFit.passthrough,
                    children: new List <Widget> {
                    widget.flexibleSpace,
                    appBar
                }
                    );
            }

            Brightness brightness = widget.brightness
                                    ?? appBarTheme.brightness
                                    ?? theme.primaryColorBrightness;
            SystemUiOverlayStyle overlayStyle = brightness == Brightness.dark
                ? SystemUiOverlayStyle.light
                : SystemUiOverlayStyle.dark;

            return(new AnnotatedRegion <SystemUiOverlayStyle>(
                       value: overlayStyle,
                       child: new Material(
                           color: widget.backgroundColor
                           ?? appBarTheme.color
                           ?? theme.primaryColor,
                           elevation: widget.elevation
                           ?? appBarTheme.elevation
                           ?? _defaultElevation,
                           shape: widget.shape,
                           child: appBar
                           )));
        }
Ejemplo n.º 17
0
        public override Widget build(BuildContext context)
        {
            base.build(context);
            D.assert(WidgetsD.debugCheckHasDirectionality(context));
            TextEditingController     controller = _effectiveController;
            List <TextInputFormatter> formatters = widget.inputFormatters ?? new List <TextInputFormatter>();
            bool   enabled      = widget.enabled ?? true;
            Offset cursorOffset =
                new Offset(
                    CupertinoTextFieldUtils._iOSHorizontalCursorOffsetPixels / MediaQuery.of(context).devicePixelRatio,
                    0);

            if (widget.maxLength != null && widget.maxLengthEnforced)
            {
                formatters.Add(new LengthLimitingTextInputFormatter(widget.maxLength));
            }

            CupertinoThemeData themeData     = CupertinoTheme.of(context);
            TextStyle          resolvedStyle = widget.style?.copyWith(
                color: CupertinoDynamicColor.resolve(widget.style?.color, context),
                backgroundColor: CupertinoDynamicColor.resolve(widget.style?.backgroundColor, context)
                );
            TextStyle textStyle = themeData.textTheme.textStyle.merge(resolvedStyle);
            TextStyle resolvedPlaceholderStyle = widget.placeholderStyle?.copyWith(
                color: CupertinoDynamicColor.resolve(widget.placeholderStyle?.color, context),
                backgroundColor: CupertinoDynamicColor.resolve(widget.placeholderStyle?.backgroundColor, context)
                );
            TextStyle  placeholderStyle   = textStyle.merge(resolvedPlaceholderStyle);
            Brightness?keyboardAppearance = widget.keyboardAppearance ?? CupertinoTheme.brightnessOf(context);

            Color cursorColor   = CupertinoDynamicColor.resolve(widget.cursorColor, context) ?? themeData.primaryColor;
            Color disabledColor = CupertinoDynamicColor.resolve(CupertinoTextFieldUtils._kDisabledBackground, context);

            Color     decorationColor = CupertinoDynamicColor.resolve(widget.decoration?.color, context);
            BoxBorder border          = widget.decoration?.border;
            Border    resolvedBorder  = border as Border;

            if (border is Border)
            {
                BorderSide resolveBorderSide(BorderSide side)
                {
                    return(side == BorderSide.none
                        ? side
                        : side.copyWith(color: CupertinoDynamicColor.resolve(side.color, context)));
                }

                resolvedBorder = (Border)(border == null || border.GetType() != typeof(Border)
                    ? border
                    : new Border(
                                              top: resolveBorderSide(((Border)border).top),
                                              left: resolveBorderSide(((Border)border).left),
                                              bottom: resolveBorderSide(((Border)border).bottom),
                                              right: resolveBorderSide(((Border)border).right)
                                              ));
            }

            BoxDecoration effectiveDecoration = widget.decoration?.copyWith(
                border: resolvedBorder,
                color: enabled ? decorationColor : (decorationColor == null ? disabledColor : decorationColor)
                );

            Widget paddedEditable = new Padding(
                padding: widget.padding,
                child: new RepaintBoundary(
                    child: new EditableText(
                        key: editableTextKey,
                        controller: controller,
                        readOnly: widget.readOnly,
                        toolbarOptions: widget.toolbarOptions,
                        showCursor: widget.showCursor,
                        showSelectionHandles: _showSelectionHandles,
                        focusNode: _effectiveFocusNode,
                        keyboardType: widget.keyboardType,
                        textInputAction: widget.textInputAction,
                        textCapitalization: widget.textCapitalization,
                        style: textStyle,
                        strutStyle: widget.strutStyle,
                        textAlign: widget.textAlign,
                        autofocus: widget.autofocus,
                        obscureText: widget.obscureText,
                        autocorrect: widget.autocorrect,
                        smartDashesType: widget.smartDashesType,
                        smartQuotesType: widget.smartQuotesType,
                        enableSuggestions: widget.enableSuggestions,
                        maxLines: widget.maxLines,
                        minLines: widget.minLines,
                        expands: widget.expands,
                        selectionColor: CupertinoTheme.of(context).primaryColor.withOpacity(0.2f),
                        selectionControls: widget.selectionEnabled
                        ? CupertinoTextFieldUtils.cupertinoTextSelectionControls : null,
                        onChanged: widget.onChanged,
                        onSelectionChanged: _handleSelectionChanged,
                        onEditingComplete: widget.onEditingComplete,
                        onSubmitted: widget.onSubmitted,
                        inputFormatters: formatters,
                        rendererIgnoresPointer: true,
                        cursorWidth: widget.cursorWidth,
                        cursorRadius: widget.cursorRadius,
                        cursorColor: cursorColor,
                        cursorOpacityAnimates: true,
                        cursorOffset: cursorOffset,
                        paintCursorAboveText: true,
                        backgroundCursorColor: CupertinoDynamicColor.resolve(CupertinoColors.inactiveGray, context),
                        selectionHeightStyle: widget.selectionHeightStyle,
                        selectionWidthStyle: widget.selectionWidthStyle,
                        scrollPadding: widget.scrollPadding,
                        keyboardAppearance: keyboardAppearance,
                        dragStartBehavior: widget.dragStartBehavior,
                        scrollController: widget.scrollController,
                        scrollPhysics: widget.scrollPhysics,
                        enableInteractiveSelection: widget.enableInteractiveSelection
                        )
                    )
                );

            return(new IgnorePointer(
                       ignoring: !enabled,
                       child: new Container(
                           decoration: effectiveDecoration,
                           child: _selectionGestureDetectorBuilder.buildGestureDetector(
                               behavior: HitTestBehavior.translucent,
                               child: new Align(
                                   alignment: new Alignment(-1.0f, _textAlignVertical.y),
                                   widthFactor: 1.0f,
                                   heightFactor: 1.0f,
                                   child: _addTextDependentAttachments(paddedEditable, textStyle, placeholderStyle)
                                   )
                               )
                           )

                       ));
        }
Ejemplo n.º 18
0
 public TextSpan(string text = "", TextStyle style = null, List <TextSpan> children = null)
 {
     this.text     = text;
     this.style    = style;
     this.children = children;
 }
Ejemplo n.º 19
0
        public override Widget build(BuildContext context)
        {
            ThemeData theme           = Theme.of(context);
            TextStyle dialogTextStyle = theme.textTheme.subtitle1.copyWith(color: theme.textTheme.caption.color);

            var children = new List <Widget>
            {
                new RaisedButton(
                    child: new Text("ALERT"),
                    onPressed: () => {
                    showDemoDialog <DialogDemoAction>(
                        context: context,
                        child: new AlertDialog(
                            content: new Text(
                                GalleryDialogDemoUtils._alertWithoutTitleText,
                                style: dialogTextStyle
                                ),
                            actions: new List <Widget> {
                        new FlatButton(
                            child: new Text("CANCEL"),
                            onPressed: () => { Navigator.pop(context, DialogDemoAction.cancel); }
                            ),
                        new FlatButton(
                            child: new Text("DISCARD"),
                            onPressed: () => { Navigator.pop(context, DialogDemoAction.discard); }
                            )
                    }
                            )
                        );
                }
                    ),
                new RaisedButton(
                    child: new Text("ALERT WITH TITLE"),
                    onPressed: () => {
                    showDemoDialog <DialogDemoAction>(
                        context: context,
                        child: new AlertDialog(
                            title: new Text("Use location service?"),
                            content: new Text(
                                GalleryDialogDemoUtils._alertWithTitleText,
                                style: dialogTextStyle
                                ),
                            actions: new List <Widget> {
                        new FlatButton(
                            child: new Text("DISAGREE"),
                            onPressed: () => { Navigator.pop(context, DialogDemoAction.disagree); }
                            ),
                        new FlatButton(
                            child: new Text("AGREE"),
                            onPressed: () => { Navigator.pop(context, DialogDemoAction.agree); }
                            )
                    }
                            )
                        );
                }
                    ),
                new RaisedButton(
                    child: new Text("SIMPLE"),
                    onPressed: () => {
                    showDemoDialog <String>(
                        context: context,
                        child: new SimpleDialog(
                            title: new Text("Set backup account"),
                            children: new List <Widget> {
                        new DialogDemoItem(
                            icon: Icons.account_circle,
                            color: theme.primaryColor,
                            text: "*****@*****.**",
                            onPressed: () => { Navigator.pop(context, "*****@*****.**"); }
                            ),
                        new DialogDemoItem(
                            icon: Icons.account_circle,
                            color: theme.primaryColor,
                            text: "*****@*****.**",
                            onPressed: () => { Navigator.pop(context, "*****@*****.**"); }
                            ),
                        new DialogDemoItem(
                            icon: Icons.add_circle,
                            text: "add account",
                            color: theme.disabledColor
                            )
                    }
                            )
                        );
                }
                    ),
                new RaisedButton(
                    child: new Text("CONFIRMATION"),
                    onPressed: () => {
                    TimePickerUtils.showTimePicker(
                        context: context,
                        initialTime: _selectedTime
                        )
                    .then((object value) => {
                        var time = (TimeOfDay)value;
                        if (time != null && time != _selectedTime)
                        {
                            _selectedTime = time;
                            _scaffoldKey.currentState.showSnackBar(new SnackBar(
                                                                       content: new Text($"You selected: {time.format(context)}")
                                                                       ));
                        }
                    });
                }
                    ),
                new RaisedButton(
                    child: new Text("FULLSCREEN"),
                    onPressed: () => {
                    /*Navigator.push(context, new MaterialPageRoute<DismissDialogAction>(
                     * builder: (BuildContext subContext) => new FullScreenDialogDemo(),
                     * fullscreenDialog: true
                     * ));*/

                    D.assert(false, () => "TO DO >>>");
                }
                    )
            };

            return(new Scaffold(
                       key: _scaffoldKey,
                       appBar: new AppBar(
                           title: new Text("Dialogs"),
                           actions: new List <Widget> {
                new MaterialDemoDocumentationButton(DialogDemo.routeName)
            }
                           ),
                       body: new ListView(
                           padding: EdgeInsets.symmetric(vertical: 24.0f, horizontal: 72.0f),
                           children: children.Select <Widget, Widget>((Widget button) => {
                return new Container(
                    padding: EdgeInsets.symmetric(vertical: 8.0f),
                    child: button
                    );
            })
                           .ToList()
                           )
                       ));
        }
Ejemplo n.º 20
0
        public override Widget build(BuildContext context)
        {
            ThemeData theme = Theme.of(context);
            FloatingActionButtonThemeData floatingActionButtonTheme = theme.floatingActionButtonTheme;
            Color backgroundColor = this.backgroundColor
                                    ?? floatingActionButtonTheme.backgroundColor
                                    ?? theme.colorScheme.secondary;
            Color foregroundColor = this.foregroundColor
                                    ?? floatingActionButtonTheme.foregroundColor
                                    ?? theme.accentIconTheme.color
                                    ?? theme.colorScheme.onSecondary;

            float elevation = this.elevation
                              ?? floatingActionButtonTheme.elevation
                              ?? _defaultElevation;
            float disabledElevation = this.disabledElevation
                                      ?? floatingActionButtonTheme.disabledElevation
                                      ?? elevation;
            float highlightElevation = this.highlightElevation
                                       ?? floatingActionButtonTheme.highlightElevation
                                       ?? _defaultHighlightElevation;
            MaterialTapTargetSize materialTapTargetSize = this.materialTapTargetSize
                                                          ?? theme.materialTapTargetSize;
            TextStyle textStyle = theme.accentTextTheme.button.copyWith(
                color: foregroundColor,
                letterSpacing: 1.2f
                );
            ShapeBorder shape = this.shape
                                ?? floatingActionButtonTheme.shape
                                ?? (this.isExtended ? this._defaultExtendedShape : this._defaultShape);

            Widget result = null;

            if (this.child != null)
            {
                result = IconTheme.merge(
                    data: new IconThemeData(
                        color: foregroundColor),
                    child: this.child
                    );
            }

            result = new RawMaterialButton(
                onPressed: this.onPressed,
                elevation: elevation,
                highlightElevation: highlightElevation,
                disabledElevation: disabledElevation,
                constraints: this._sizeConstraints,
                materialTapTargetSize: materialTapTargetSize,
                fillColor: backgroundColor,
                textStyle: textStyle,
                shape: shape,
                clipBehavior: this.clipBehavior,
                child: result);

            if (this.tooltip != null)
            {
                result = new Tooltip(
                    message: this.tooltip,
                    child: result);
            }

            if (this.heroTag != null)
            {
                result = new Hero(
                    tag: this.heroTag,
                    child: result);
            }

            return(result);
        }
Ejemplo n.º 21
0
        public override Widget build(BuildContext context)
        {
            D.assert(WidgetsD.debugCheckHasMediaQuery(context));
            ThemeData theme     = Theme.of(context);
            TextStyle textStyle = theme.primaryTextTheme.subtitle1.copyWith(color: foregroundColor);
            Color     effectiveBackgroundColor = backgroundColor;

            if (effectiveBackgroundColor == null)
            {
                switch (ThemeData.estimateBrightnessForColor(textStyle.color))
                {
                case Brightness.dark:
                    effectiveBackgroundColor = theme.primaryColorLight;
                    break;

                case Brightness.light:
                    effectiveBackgroundColor = theme.primaryColorDark;
                    break;
                }
            }
            else if (foregroundColor == null)
            {
                switch (ThemeData.estimateBrightnessForColor(backgroundColor))
                {
                case Brightness.dark:
                    textStyle = textStyle.copyWith(color: theme.primaryColorLight);
                    break;

                case Brightness.light:
                    textStyle = textStyle.copyWith(color: theme.primaryColorDark);
                    break;
                }
            }

            float minDiameter = _minDiameter;
            float maxDiameter = _maxDiameter;

            return(new AnimatedContainer(
                       constraints: new BoxConstraints(
                           minHeight: minDiameter,
                           minWidth: minDiameter,
                           maxWidth: maxDiameter,
                           maxHeight: maxDiameter
                           ),
                       duration: material_.kThemeChangeDuration,
                       decoration: new BoxDecoration(
                           color: effectiveBackgroundColor,
                           image: backgroundImage != null
                        ? new DecorationImage(
                               image: backgroundImage,
                               onError: onBackgroundImageError,
                               fit: BoxFit.cover
                               )
                        : null,
                           shape: BoxShape.circle
                           ),
                       child: child == null
                    ? null
                    : new Center(
                           child: new MediaQuery(
                               data: MediaQuery.of(context).copyWith(textScaleFactor: 1.0f),
                               child: new IconTheme(
                                   data: theme.iconTheme.copyWith(color: textStyle.color),
                                   child: new DefaultTextStyle(
                                       style: textStyle,
                                       child: child
                                       )
                                   )
                               )
                           )
                       ));
        }
Ejemplo n.º 22
0
        public override Widget build(BuildContext context)
        {
            bool enabled = widget.enabled;
            CupertinoThemeData themeData = CupertinoTheme.of(context);
            Color primaryColor           = themeData.primaryColor;
            Color backgroundColor        = (widget.color == null)
                ? (widget._filled ? primaryColor : null)
                : CupertinoDynamicColor.resolve(widget.color, context);

            Color foregroundColor = backgroundColor != null
                ? themeData.primaryContrastingColor
                : enabled
                    ? primaryColor
                    : CupertinoDynamicColor.resolve(CupertinoColors.placeholderText, context);

            TextStyle textStyle =
                themeData.textTheme.textStyle.copyWith(color: foregroundColor);

            return(new GestureDetector(
                       behavior: HitTestBehavior.opaque,
                       onTapDown: enabled ? _handleTapDown : (GestureTapDownCallback)null,
                       onTapUp: enabled ? _handleTapUp : (GestureTapUpCallback)null,
                       onTapCancel: enabled ? _handleTapCancel : (GestureTapCancelCallback)null,
                       onTap: widget.onPressed == null
                    ? (GestureTapCallback)null
                    : () => {
                if (widget.onPressed != null)
                {
                    widget.onPressed();
                }
            },
                       child: new ConstrainedBox(
                           constraints: widget.minSize == null
                    ? new BoxConstraints() :
                           new BoxConstraints(
                               minWidth: widget.minSize.Value,
                               minHeight: widget.minSize.Value
                               ),
                           child: new FadeTransition(
                               opacity: _opacityAnimation,
                               child: new DecoratedBox(
                                   decoration: new BoxDecoration(
                                       borderRadius: widget.borderRadius,
                                       color: backgroundColor != null && !enabled
                                    ? CupertinoDynamicColor.resolve(widget.disabledColor, context)
                                    : backgroundColor
                                       ),
                                   child: new Padding(
                                       padding: widget.padding ?? (backgroundColor != null
                                             ? CupertinoButtonUtils._kBackgroundButtonPadding
                                             : CupertinoButtonUtils._kButtonPadding),
                                       child: new Center(
                                           widthFactor: 1.0f,
                                           heightFactor: 1.0f,
                                           child: new DefaultTextStyle(
                                               style: textStyle,
                                               child: new IconTheme(
                                                   data: new IconThemeData(color: foregroundColor),
                                                   child: widget.child
                                                   )
                                               )
                                           )
                                       )
                                   )
                               )
                           )
                       ));
        }
Ejemplo n.º 23
0
        public override Widget build(BuildContext context)
        {
            base.build(context); // See AutomaticKeepAliveClientMixin.
            D.assert(MaterialD.debugCheckHasMaterial(context));
            D.assert(WidgetsD.debugCheckHasDirectionality(context));
            D.assert(
                !(this.widget.style != null && this.widget.style.inherit == false &&
                  (this.widget.style.fontSize == null || this.widget.style.textBaseline == null)),
                () => "inherit false style must supply fontSize and textBaseline"
                );
            ThemeData                 themeData          = Theme.of(context);
            TextStyle                 style              = themeData.textTheme.subhead.merge(this.widget.style);
            Brightness                keyboardAppearance = this.widget.keyboardAppearance ?? themeData.primaryColorBrightness;
            TextEditingController     controller         = this._effectiveController;
            FocusNode                 focusNode          = this._effectiveFocusNode;
            List <TextInputFormatter> formatters         = this.widget.inputFormatters ?? new List <TextInputFormatter>();

            if (this.widget.maxLength != null && this.widget.maxLengthEnforced)
            {
                formatters.Add(new LengthLimitingTextInputFormatter(this.widget.maxLength));
            }

            // bool forcePressEnabled = false; // TODO: wait for force press is ready
            TextSelectionControls textSelectionControls = MaterialUtils.materialTextSelectionControls;;
            bool   paintCursorAboveText  = false;
            bool   cursorOpacityAnimates = false;
            Offset cursorOffset          = null;
            Color  cursorColor           = this.widget.cursorColor ?? themeData.cursorColor;
            Radius cursorRadius          = this.widget.cursorRadius;

            Widget child = new RepaintBoundary(
                child: new EditableText(
                    key: this._editableTextKey,
                    controller: controller,
                    focusNode: focusNode,
                    keyboardType: this.widget.keyboardType,
                    textInputAction: this.widget.textInputAction,
                    textCapitalization: this.widget.textCapitalization,
                    style: style,
                    textAlign: this.widget.textAlign,
                    textDirection: this.widget.textDirection,
                    autofocus: this.widget.autofocus,
                    obscureText: this.widget.obscureText,
                    autocorrect: this.widget.autocorrect,
                    maxLines: this.widget.maxLines,
                    selectionColor: themeData.textSelectionColor,
                    selectionControls: this.widget.selectionEnabled ? textSelectionControls : null,
                    onChanged: this.widget.onChanged,
                    onSelectionChanged: this._handleSelectionChanged,
                    onEditingComplete: this.widget.onEditingComplete,
                    onSubmitted: this.widget.onSubmitted,
                    inputFormatters: formatters,
                    rendererIgnoresPointer: true,
                    cursorWidth: this.widget.cursorWidth,
                    cursorRadius: cursorRadius,
                    cursorColor: cursorColor,
                    cursorOpacityAnimates: cursorOpacityAnimates,
                    cursorOffset: cursorOffset,
                    paintCursorAboveText: paintCursorAboveText,
                    backgroundCursorColor: new Color(0xFF8E8E93),// TODO: CupertinoColors.inactiveGray,
                    scrollPadding: this.widget.scrollPadding,
                    keyboardAppearance: keyboardAppearance,
                    enableInteractiveSelection: this.widget.enableInteractiveSelection == true,
                    dragStartBehavior: this.widget.dragStartBehavior
                    )
                );

            if (this.widget.decoration != null)
            {
                child = new AnimatedBuilder(
                    animation: ListenableUtils.merge(new List <Listenable> {
                    focusNode, controller
                }),
                    builder:
                    (_context, _child) => {
                    return(new InputDecorator(
                               decoration: this._getEffectiveDecoration(),
                               baseStyle: this.widget.style,
                               textAlign: this.widget.textAlign,
                               isFocused: focusNode.hasFocus,
                               isEmpty: controller.value.text.isEmpty(),
                               child: _child
                               ));
                },
                    child: child
                    );
            }

            return(new IgnorePointer(
                       ignoring: !(this.widget.enabled ?? this.widget.decoration?.enabled ?? true),
                       child: new TextSelectionGestureDetector(
                           onTapDown: this._handleTapDown,
                           // onForcePressStart: forcePressEnabled ? this._handleForcePressStarted : null, // TODO: Remove this when force press is added
                           onSingleTapUp: this._handleSingleTapUp,
                           onSingleTapCancel: this._handleSingleTapCancel,
                           onSingleLongTapStart: this._handleLongPress,
                           onDragSelectionStart: this._handleDragSelectionStart,
                           onDragSelectionUpdate: this._handleDragSelectionUpdate,
                           behavior: HitTestBehavior.translucent,
                           child: child
                           )
                       ));
        }
        public override Widget build(BuildContext context)
        {
            ThemeData             theme         = Theme.of(context);
            ColorScheme           colorScheme   = theme.colorScheme;
            MaterialLocalizations localizations = MaterialLocalizations.of(context);
            Orientation?          orientation   = MediaQuery.of(context).orientation;
            TextTheme             textTheme     = theme.textTheme;

            float textScaleFactor = Mathf.Min(MediaQuery.of(context).textScaleFactor, 1.3f);

            string dateText = _selectedDate != null
                ? localizations.formatMediumDate(_selectedDate)
                : "Date";

            Color dateColor = colorScheme.brightness == Brightness.light
                ? colorScheme.onPrimary
                : colorScheme.onSurface;
            TextStyle dateStyle = orientation == Orientation.landscape
                ? textTheme.headline5?.copyWith(color: dateColor)
                : textTheme.headline4?.copyWith(color: dateColor);

            Widget actions = new ButtonBar(
                buttonTextTheme: ButtonTextTheme.primary,
                layoutBehavior: ButtonBarLayoutBehavior.constrained,
                children: new List <Widget> {
                new FlatButton(
                    child: new Text(widget.cancelText ?? localizations.cancelButtonLabel),
                    onPressed: _handleCancel
                    ),
                new FlatButton(
                    child: new Text(widget.confirmText ?? localizations.okButtonLabel),
                    onPressed: _handleOk
                    ),
            }
                );

            Widget   picker           = null;
            IconData entryModeIcon    = null;
            string   entryModeTooltip = null;

            switch (_entryMode)
            {
            case DatePickerEntryMode.calendar:
                picker = new CalendarDatePicker(
                    key: _calendarPickerKey,
                    initialDate: _selectedDate,
                    firstDate: widget.firstDate,
                    lastDate: widget.lastDate,
                    onDateChanged: _handleDateChanged,
                    selectableDayPredicate: widget.selectableDayPredicate,
                    initialCalendarMode: widget.initialCalendarMode
                    );
                entryModeIcon    = Icons.edit;
                entryModeTooltip = "Switch to input";
                break;

            case DatePickerEntryMode.input:
                picker = new Form(
                    key: _formKey,
                    autovalidate: _autoValidate,
                    child: new InputDatePickerFormField(
                        initialDate: _selectedDate,
                        firstDate: widget.firstDate,
                        lastDate: widget.lastDate,
                        onDateSubmitted: _handleDateChanged,
                        onDateSaved: _handleDateChanged,
                        selectableDayPredicate: widget.selectableDayPredicate,
                        errorFormatText: widget.errorFormatText,
                        errorInvalidText: widget.errorInvalidText,
                        fieldHintText: widget.fieldHintText,
                        fieldLabelText: widget.fieldLabelText,
                        autofocus: true
                        )
                    );
                entryModeIcon    = Icons.calendar_today;
                entryModeTooltip = "Switch to calendar";
                break;
            }

            Widget header = new DatePickerHeader(
                helpText: widget.helpText ?? "SELECT DATE",
                titleText: dateText,
                titleStyle: dateStyle,
                orientation: orientation,
                isShort: orientation == Orientation.landscape,
                icon: entryModeIcon,
                iconTooltip: entryModeTooltip,
                onIconPressed: _handelEntryModeToggle
                );

            Size        dialogSize  = _dialogSize(context) * textScaleFactor;
            DialogTheme dialogTheme = Theme.of(context).dialogTheme;

            return(new Dialog(
                       child: new AnimatedContainer(
                           width: dialogSize.width,
                           height: dialogSize.height,
                           duration: material_._dialogSizeAnimationDuration,
                           curve: Curves.easeIn,
                           child: new MediaQuery(
                               data: MediaQuery.of(context).copyWith(
                                   textScaleFactor: textScaleFactor
                                   ),
                               child: new Builder(builder: (BuildContext subContext) => {
                switch (orientation)
                {
                case Orientation.portrait:
                    return new Column(
                        mainAxisSize: MainAxisSize.min,
                        crossAxisAlignment: CrossAxisAlignment.stretch,
                        children: new List <Widget> {
                        header,
                        new Expanded(child: picker),
                        actions,
                    }
                        );

                case Orientation.landscape:
                    return new Row(
                        mainAxisSize: MainAxisSize.min,
                        crossAxisAlignment: CrossAxisAlignment.stretch,
                        children: new List <Widget> {
                        header,
                        new Flexible(
                            child: new Column(
                                mainAxisSize: MainAxisSize.min,
                                crossAxisAlignment: CrossAxisAlignment.stretch,
                                children: new List <Widget> {
                            new Expanded(child: picker),
                            actions,
                        }
                                )
                            ),
                    }
                        );
                }

                return null;
            })
                               )
                           ),
                       insetPadding: EdgeInsets.symmetric(horizontal: 16.0f, vertical: 24.0f),
                       shape: dialogTheme.shape ?? new RoundedRectangleBorder(
                           borderRadius: BorderRadius.all(Radius.circular(4.0f))
                           ),
                       clipBehavior: Clip.antiAlias
                       ));
        }
Ejemplo n.º 25
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        public override Widget build(BuildContext context)
        {
            ThemeData   theme       = Theme.of(context);
            ColorScheme colorScheme = theme.colorScheme;
            TextTheme   textTheme   = theme.textTheme;

            bool  isDark = colorScheme.brightness == Brightness.dark;
            Color primarySurfaceColor   = isDark ? colorScheme.surface : colorScheme.primary;
            Color onPrimarySurfaceColor = isDark ? colorScheme.onSurface : colorScheme.onPrimary;

            TextStyle helpStyle = textTheme.overline?.copyWith(
                color: onPrimarySurfaceColor
                );

            Text help = new Text(
                helpText,
                style: helpStyle,
                maxLines: 1,
                overflow: TextOverflow.ellipsis
                );

            Text title = new Text(
                titleText,
                style: titleStyle,
                maxLines: (isShort || orientation == Orientation.portrait) ? 1 : 2,
                overflow: TextOverflow.ellipsis
                );
            IconButton icon = new IconButton(
                icon: new Icon(this.icon),
                color: onPrimarySurfaceColor,
                tooltip: iconTooltip,
                onPressed: onIconPressed
                );

            switch (orientation)
            {
            case Orientation.portrait:
                return(new Column(
                           crossAxisAlignment: CrossAxisAlignment.start,
                           children: new List <Widget> {
                    new Container(
                        height: DatePickerHeaderUtils._datePickerHeaderPortraitHeight,
                        color: primarySurfaceColor,
                        padding: EdgeInsetsDirectional.only(
                            start: 24f,
                            end: 12f
                            ),
                        child: new Column(
                            crossAxisAlignment: CrossAxisAlignment.start,
                            children: new List <Widget> {
                        new SizedBox(height: 16f),
                        new Flexible(child: help),
                        new SizedBox(height: 38),
                        new Row(
                            children: new List <Widget> {
                            new Expanded(child: title),
                            icon,
                        }
                            ),
                    }
                            )
                        )
                }
                           ));

            case Orientation.landscape:
                return(new Row(
                           crossAxisAlignment: CrossAxisAlignment.start,
                           children: new List <Widget> {
                    new Container(
                        width: DatePickerHeaderUtils._datePickerHeaderLandscapeWidth,
                        color: primarySurfaceColor,
                        child: new Column(
                            crossAxisAlignment: CrossAxisAlignment.start,
                            children: new List <Widget> {
                        new SizedBox(height: 16),
                        new Padding(
                            padding: EdgeInsets.symmetric(
                                horizontal: DatePickerHeaderUtils._headerPaddingLandscape
                                ),
                            child: help
                            ),
                        new SizedBox(height: isShort ? 16 : 56),
                        new Padding(
                            padding: EdgeInsets.symmetric(
                                horizontal: DatePickerHeaderUtils._headerPaddingLandscape
                                ),
                            child: title
                            ),
                        new Spacer(),
                        new Padding(
                            padding: EdgeInsets.symmetric(
                                horizontal: 4
                                ),
                            child: icon
                            ),
                    }
                            )
                        ),
                }
                           ));
            }

            return(null);
        }
Ejemplo n.º 26
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        public override Widget build(BuildContext context)
        {
            D.assert(MaterialD.debugCheckHasMaterial(context));
            ThemeData     theme     = Theme.of(context);
            ListTileTheme tileTheme = ListTileTheme.of(context);

            IconThemeData iconThemeData = null;

            if (this.leading != null || this.trailing != null)
            {
                iconThemeData = new IconThemeData(color: this._iconColor(theme, tileTheme));
            }

            Widget leadingIcon = null;

            if (this.leading != null)
            {
                leadingIcon = IconTheme.merge(
                    data: iconThemeData,
                    child: this.leading);
            }

            TextStyle titleStyle = this._titleTextStyle(theme, tileTheme);
            Widget    titleText  = new AnimatedDefaultTextStyle(
                style: titleStyle,
                duration: Constants.kThemeChangeDuration,
                child: this.title ?? new SizedBox()
                );

            Widget    subtitleText  = null;
            TextStyle subtitleStyle = null;

            if (this.subtitle != null)
            {
                subtitleStyle = this._subtitleTextStyle(theme, tileTheme);
                subtitleText  = new AnimatedDefaultTextStyle(
                    style: subtitleStyle,
                    duration: Constants.kThemeChangeDuration,
                    child: this.subtitle);
            }

            Widget trailingIcon = null;

            if (this.trailing != null)
            {
                trailingIcon = IconTheme.merge(
                    data: iconThemeData,
                    child: this.trailing);
            }

            EdgeInsets _defaultContentPadding = EdgeInsets.symmetric(horizontal: 16.0f);
            EdgeInsets resolvedContentPadding =
                this.contentPadding ?? tileTheme?.contentPadding ?? _defaultContentPadding;

            return(new InkWell(
                       onTap: this.enabled ? this.onTap : null,
                       onLongPress: this.enabled ? this.onLongPress : null,
                       child: new SafeArea(
                           top: false,
                           bottom: false,
                           mininum: resolvedContentPadding,
                           child: new _ListTile(
                               leading: leadingIcon,
                               title: titleText,
                               subtitle: subtitleText,
                               trailing: trailingIcon,
                               isDense: this._isDenseLayout(tileTheme),
                               isThreeLine: this.isThreeLine,
                               titleBaselineType: titleStyle.textBaseline,
                               subtitleBaselineType: subtitleStyle?.textBaseline
                               )
                           )
                       ));
        }
Ejemplo n.º 27
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        public override Widget build(BuildContext context)
        {
            bool  enabled         = this.widget.enabled;
            Color primaryColor    = CupertinoTheme.of(context).primaryColor;
            Color backgroundColor = this.widget.color ?? (this.widget._filled ? primaryColor : null);

            Color foregroundColor = backgroundColor != null
                ? CupertinoTheme.of(context).primaryContrastingColor
                : enabled
                    ? primaryColor
                    : CupertinoButtonUtils._kDisabledForeground;

            TextStyle textStyle =
                CupertinoTheme.of(context).textTheme.textStyle.copyWith(color: foregroundColor);

            return(new GestureDetector(
                       behavior: HitTestBehavior.opaque,
                       onTapDown: enabled ? this._handleTapDown : (GestureTapDownCallback)null,
                       onTapUp: enabled ? this._handleTapUp : (GestureTapUpCallback)null,
                       onTapCancel: enabled ? this._handleTapCancel : (GestureTapCancelCallback)null,
                       onTap: this.widget.onPressed == null
                    ? (GestureTapCallback)null
                    : () => {
                if (this.widget.onPressed != null)
                {
                    this.widget.onPressed();
                }
            },
                       child: new ConstrainedBox(
                           constraints: new BoxConstraints(
                               minWidth: this.widget.minSize,
                               minHeight: this.widget.minSize
                               ),
                           child: new FadeTransition(
                               opacity: this._opacityAnimation,
                               child: new DecoratedBox(
                                   decoration: new BoxDecoration(
                                       borderRadius: this.widget.borderRadius,
                                       color: backgroundColor != null && !enabled
                                    ? this.widget.disabledColor ?? CupertinoButtonUtils._kDisabledBackground
                                    : backgroundColor
                                       ),
                                   child: new Padding(
                                       padding: this.widget.padding ?? (backgroundColor != null
                                             ? CupertinoButtonUtils._kBackgroundButtonPadding
                                             : CupertinoButtonUtils._kButtonPadding),
                                       child: new Center(
                                           widthFactor: 1.0f,
                                           heightFactor: 1.0f,
                                           child: new DefaultTextStyle(
                                               style: textStyle,
                                               child: new IconTheme(
                                                   data: new IconThemeData(color: foregroundColor),
                                                   child: this.widget.child
                                                   )
                                               )
                                           )
                                       )
                                   )
                               )
                           )
                       ));
        }
Ejemplo n.º 28
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        public CupertinoTextField(
            Key key = null,
            TextEditingController controller = null,
            FocusNode focusNode        = null,
            BoxDecoration decoration   = null,
            EdgeInsets padding         = null,
            string placeholder         = null,
            TextStyle placeholderStyle = null,
            Widget prefix = null,
            OverlayVisibilityMode prefixMode = OverlayVisibilityMode.always,
            Widget suffix = null,
            OverlayVisibilityMode suffixMode      = OverlayVisibilityMode.always,
            OverlayVisibilityMode clearButtonMode = OverlayVisibilityMode.never,
            TextInputType keyboardType            = null,
            TextInputAction?textInputAction       = null,
            TextCapitalization textCapitalization = TextCapitalization.none,
            TextStyle style       = null,
            StrutStyle strutStyle = null,
            TextAlign textAlign   = TextAlign.left,
            TextAlignVertical textAlignVertical = null,
            bool readOnly = false,
            ToolbarOptions toolbarOptions = null,
            bool?showCursor  = null,
            bool autofocus   = false,
            bool obscureText = false,
            bool autocorrect = true,
            SmartDashesType?smartDashesType = null,
            SmartQuotesType?smartQuotesType = null,
            bool enableSuggestions          = true,
            int?maxLines                              = 1,
            int?minLines                              = null,
            bool expands                              = false,
            int?maxLength                             = null,
            bool maxLengthEnforced                    = true,
            ValueChanged <string> onChanged           = null,
            VoidCallback onEditingComplete            = null,
            ValueChanged <string> onSubmitted         = null,
            List <TextInputFormatter> inputFormatters = null,
            bool?enabled                              = null,
            float cursorWidth                         = 2.0f,
            Radius cursorRadius                       = null,
            Color cursorColor                         = null,
            ui.BoxHeightStyle selectionHeightStyle    = ui.BoxHeightStyle.tight,
            ui.BoxWidthStyle selectionWidthStyle      = ui.BoxWidthStyle.tight,
            Brightness?keyboardAppearance             = null,
            EdgeInsets scrollPadding                  = null,
            DragStartBehavior dragStartBehavior       = DragStartBehavior.start,
            bool enableInteractiveSelection           = true,
            GestureTapCallback onTap                  = null,
            ScrollController scrollController         = null,
            ScrollPhysics scrollPhysics               = null
            ) : base(key: key)
        {
            this.smartDashesType = smartDashesType ?? (obscureText ? SmartDashesType.disabled : SmartDashesType.enabled);
            this.smartQuotesType = smartQuotesType ?? (obscureText ? SmartQuotesType.disabled : SmartQuotesType.enabled);
            D.assert(maxLines == null || maxLines > 0);
            D.assert(minLines == null || minLines > 0);
            D.assert(maxLines == null || minLines == null || maxLines >= minLines,
                     () => "minLines can't be greater than maxLines");
            D.assert(!expands || (maxLines == null && minLines == null),
                     () => "minLines and maxLines must be null when expands is true.");
            D.assert(maxLength == null || maxLength > 0);

            this.controller       = controller;
            this.focusNode        = focusNode;
            this.decoration       = decoration ?? CupertinoTextFieldUtils._kDefaultRoundedBorderDecoration;
            this.padding          = padding ?? EdgeInsets.all(6.0f);
            this.placeholder      = placeholder;
            this.placeholderStyle = placeholderStyle ?? new TextStyle(
                fontWeight: FontWeight.w400,
                color: CupertinoColors.placeholderText
                );
            this.prefix             = prefix;
            this.prefixMode         = prefixMode;
            this.suffix             = suffix;
            this.suffixMode         = suffixMode;
            this.clearButtonMode    = clearButtonMode;
            this.textInputAction    = textInputAction;
            this.textCapitalization = textCapitalization;
            this.style                      = style;
            this.strutStyle                 = strutStyle;
            this.textAlign                  = textAlign;
            this.textAlignVertical          = textAlignVertical;
            this.readOnly                   = readOnly;
            this.showCursor                 = showCursor;
            this.autofocus                  = autofocus;
            this.obscureText                = obscureText;
            this.autocorrect                = autocorrect;
            this.enableSuggestions          = enableSuggestions;
            this.maxLines                   = maxLines;
            this.minLines                   = minLines;
            this.expands                    = expands;
            this.maxLength                  = maxLength;
            this.maxLengthEnforced          = maxLengthEnforced;
            this.onChanged                  = onChanged;
            this.onEditingComplete          = onEditingComplete;
            this.onSubmitted                = onSubmitted;
            this.inputFormatters            = inputFormatters;
            this.enabled                    = enabled;
            this.cursorWidth                = cursorWidth;
            this.cursorRadius               = cursorRadius ?? Radius.circular(2.0f);
            this.cursorColor                = cursorColor;
            this.selectionHeightStyle       = selectionHeightStyle;
            this.selectionWidthStyle        = selectionWidthStyle;
            this.keyboardAppearance         = keyboardAppearance;
            this.scrollPadding              = scrollPadding ?? EdgeInsets.all(20.0f);
            this.dragStartBehavior          = dragStartBehavior;
            this.enableInteractiveSelection = enableInteractiveSelection;
            this.scrollPhysics              = scrollPhysics;
            this.onTap                      = onTap;
            this.scrollController           = scrollController;
            this.keyboardType               = keyboardType ?? (maxLines == 1 ? TextInputType.text : TextInputType.multiline);
            this.toolbarOptions             = toolbarOptions ?? (obscureText
                ? new ToolbarOptions(
                                                                     selectAll: true,
                                                                     paste: true
                                                                     )
                : new ToolbarOptions(
                                                                     copy: true,
                                                                     cut: true,
                                                                     selectAll: true,
                                                                     paste: true
                                                                     ));
        }
Ejemplo n.º 29
0
 public InlineSpan(
     TextStyle style = null
     )
 {
     this.style = style;
 }
Ejemplo n.º 30
0
        public override Widget build(BuildContext context)
        {
            D.assert(material_.debugCheckHasMaterial(context));
            D.assert(WidgetsD.debugCheckHasDirectionality(context));
            D.assert(
                !(widget.style != null && widget.style.inherit == false &&
                  (widget.style.fontSize == null || widget.style.textBaseline == null)),
                () => "inherit false style must supply fontSize and textBaseline"
                );
            ThemeData                 themeData          = Theme.of(context);
            TextStyle                 style              = themeData.textTheme.subtitle1.merge(widget.style);
            Brightness                keyboardAppearance = widget.keyboardAppearance ?? themeData.primaryColorBrightness;
            TextEditingController     controller         = _effectiveController;
            FocusNode                 focusNode          = _effectiveFocusNode;
            List <TextInputFormatter> formatters         = widget.inputFormatters ?? new List <TextInputFormatter>();

            if (widget.maxLength != null && widget.maxLengthEnforced)
            {
                formatters.Add(new LengthLimitingTextInputFormatter(widget.maxLength));
            }

            TextSelectionControls textSelectionControls = MaterialUtils.materialTextSelectionControls;

            ;
            bool   paintCursorAboveText  = false;
            bool   cursorOpacityAnimates = false;
            Offset cursorOffset          = null;
            Color  cursorColor           = widget.cursorColor ?? themeData.cursorColor;
            Radius cursorRadius          = widget.cursorRadius;

            _forcePressEnabled    = false;
            textSelectionControls = _MaterialTextSelectionControls.materialTextSelectionControls;
            paintCursorAboveText  = false;
            cursorOpacityAnimates = false;
            cursorColor           = cursorColor ?? themeData.cursorColor;

            Widget child = new RepaintBoundary(
                child: new EditableText(
                    key: editableTextKey,
                    readOnly: widget.readOnly,
                    toolbarOptions: widget.toolbarOptions,
                    showCursor: widget.showCursor,
                    showSelectionHandles: _showSelectionHandles,
                    controller: controller,
                    focusNode: focusNode,
                    keyboardType: widget.keyboardType,
                    textInputAction: widget.textInputAction,
                    textCapitalization: widget.textCapitalization,
                    style: style,
                    strutStyle: widget.strutStyle,
                    textAlign: widget.textAlign,
                    textDirection: widget.textDirection,
                    autofocus: widget.autofocus,
                    obscureText: widget.obscureText,
                    autocorrect: widget.autocorrect,
                    smartDashesType: widget.smartDashesType,
                    smartQuotesType: widget.smartQuotesType,
                    enableSuggestions: widget.enableSuggestions,
                    maxLines: widget.maxLines,
                    minLines: widget.minLines,
                    expands: widget.expands,
                    selectionColor: themeData.textSelectionColor,
                    selectionControls: widget.selectionEnabled ? textSelectionControls : null,
                    onChanged: widget.onChanged,
                    onSelectionChanged: _handleSelectionChanged,
                    onEditingComplete: widget.onEditingComplete,
                    onSubmitted: widget.onSubmitted,
                    onSelectionHandleTapped: _handleSelectionHandleTapped,
                    inputFormatters: formatters,
                    rendererIgnoresPointer: true,
                    cursorWidth: widget.cursorWidth.Value,
                    cursorRadius: cursorRadius,
                    cursorColor: cursorColor,
                    selectionHeightStyle: widget.selectionHeightStyle,
                    selectionWidthStyle: widget.selectionWidthStyle,
                    cursorOpacityAnimates: cursorOpacityAnimates,
                    cursorOffset: cursorOffset,
                    paintCursorAboveText: paintCursorAboveText,
                    backgroundCursorColor: CupertinoColors.inactiveGray,
                    scrollPadding: widget.scrollPadding,
                    keyboardAppearance: keyboardAppearance,
                    enableInteractiveSelection: widget.enableInteractiveSelection == true,
                    dragStartBehavior: widget.dragStartBehavior,
                    scrollController: widget.scrollController,
                    scrollPhysics: widget.scrollPhysics
                    )
                );

            if (widget.decoration != null)
            {
                child = new AnimatedBuilder(
                    animation: ListenableUtils.merge(new List <Listenable> {
                    focusNode, controller
                }),
                    builder:
                    (_context, _child) => {
                    return(new InputDecorator(
                               decoration: _getEffectiveDecoration(),
                               baseStyle: widget.style,
                               textAlign: widget.textAlign,
                               textAlignVertical: widget.textAlignVertical,
                               isHovering: _isHovering,
                               isFocused: focusNode.hasFocus,
                               isEmpty: controller.value.text.isEmpty(),
                               expands: widget.expands,
                               child: _child
                               ));
                },
                    child: child
                    );
            }

            void onEnter(PointerEnterEvent pEvent)
            {
                _handleHover(true);
            }

            void onExit(PointerExitEvent pEvent)
            {
                _handleHover(false);
            }

            return(new IgnorePointer(
                       ignoring: !_isEnabled,
                       child: new MouseRegion(
                           onEnter: onEnter,
                           onExit: onExit,
                           child: new AnimatedBuilder(
                               animation: controller,
                               builder: (BuildContext buildContext, Widget buildChild) => { return buildChild; },
                               child: _selectionGestureDetectorBuilder.buildGestureDetector(
                                   behavior: HitTestBehavior.translucent,
                                   child: child
                                   )
                               )
                           )
                       ));
        }