public override Widget build(BuildContext context) { base.build(context); // See AutomaticKeepAliveClientMixin. D.assert(MaterialD.debugCheckHasMaterial(context)); D.assert(WidgetsD.debugCheckHasDirectionality(context)); ThemeData themeData = Theme.of(context); TextStyle style = this.widget.style ?? themeData.textTheme.subhead; 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)); } 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.enableInteractiveSelection ? MaterialUtils.materialTextSelectionControls : null, onChanged: this.widget.onChanged, onEditingComplete: this.widget.onEditingComplete, onSubmitted: this.widget.onSubmitted, onSelectionChanged: this._handleSelectionChanged, inputFormatters: formatters, rendererIgnoresPointer: true, cursorWidth: this.widget.cursorWidth, cursorRadius: this.widget.cursorRadius, cursorColor: this.widget.cursorColor ?? Theme.of(context).cursorColor, scrollPadding: this.widget.scrollPadding, keyboardAppearance: keyboardAppearance, enableInteractiveSelection: this.widget.enableInteractiveSelection ) ); 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 GestureDetector( behavior: HitTestBehavior.translucent, onTapDown: this._handleTapDown, onTap: this._handleTap, onTapCancel: this._handleTapCancel, onLongPress: this._handleLongPress, child: child ) )); }
Widget _buildLikeCountWidget() { if (this._likeCount == null) { return(new Container()); } var likeCount = this._likeCount.ToString(); var preLikeCount = this._preLikeCount.ToString(); int didIndex = 0; if (preLikeCount.Length == likeCount.Length) { for (; didIndex < likeCount.Length; didIndex++) { if (likeCount[didIndex] != preLikeCount[didIndex]) { break; } } } bool allChange = preLikeCount.Length != likeCount.Length || didIndex == 0; Widget result; if (this.widget.likeCountAnimationType == LikeCountAnimationType.none || this._likeCount == this._preLikeCount) { result = this._createLikeCountWidget(this._likeCount, this._isLiked, this._likeCount.ToString()); } else if (this.widget.likeCountAnimationType == LikeCountAnimationType.part && !allChange) { var samePart = likeCount.Substring(0, didIndex); var preText = preLikeCount.Substring(didIndex, preLikeCount.Length); var text = likeCount.Substring(didIndex, likeCount.Length); var preSameWidget = this._createLikeCountWidget(this._preLikeCount, !this._isLiked, samePart); var currentSameWidget = this._createLikeCountWidget(this._likeCount, this._isLiked, samePart); var preWidget = this._createLikeCountWidget(this._preLikeCount, !this._isLiked, preText); var currentWidget = this._createLikeCountWidget(this._likeCount, this._isLiked, text); result = new AnimatedBuilder( animation: this._likeCountController, builder: (b, w) => new Row( children: new List <Widget> { new Stack( fit: StackFit.passthrough, overflow: Overflow.clip, children: new List <Widget> { new Opacity( child: currentSameWidget, opacity: this._opacityAnimation.value ), new Opacity( child: preSameWidget, opacity: 1 - this._opacityAnimation.value ) } ), new Stack( fit: StackFit.passthrough, overflow: Overflow.clip, children: new List <Widget> { new FractionalTranslation( child: currentWidget, translation: this._preLikeCount > this._likeCount ? this._slideCurrentValueAnimation.value : -this._slideCurrentValueAnimation.value ), new FractionalTranslation( child: preWidget, translation: this._preLikeCount > this._likeCount ? this._slidePreValueAnimation.value : -this._slidePreValueAnimation.value ) } ) } )); } else { result = new AnimatedBuilder( animation: this._likeCountController, builder: (b, w) => new Stack( fit: StackFit.passthrough, overflow: Overflow.clip, children: new List <Widget> { new FractionalTranslation( child: this._createLikeCountWidget(this._likeCount, this._isLiked, this._likeCount.ToString()), translation: this._preLikeCount > this._likeCount ? this._slideCurrentValueAnimation.value : -this._slideCurrentValueAnimation.value ), new FractionalTranslation( child: this._createLikeCountWidget(this._likeCount, !this._isLiked, this._preLikeCount.ToString()), translation: this._preLikeCount > this._likeCount ? this._slidePreValueAnimation.value : -this._slidePreValueAnimation.value ) } ) ); } result = new ClipRect( child: result, clipper: new LikeCountClip() ); if (this.widget.likeCountPadding != null) { result = new Padding( padding: this.widget.likeCountPadding, child: result ); } return(result); }
public override Widget build(BuildContext context) { MediaQueryData mediaQueryData = MediaQuery.of(context); D.assert(widget.animation != null); ThemeData theme = Theme.of(context); ColorScheme colorScheme = theme.colorScheme; SnackBarThemeData snackBarTheme = theme.snackBarTheme; bool isThemeDark = theme.brightness == Brightness.dark; Brightness brightness = isThemeDark ? Brightness.light : Brightness.dark; Color themeBackgroundColor = isThemeDark ? colorScheme.onSurface : Color.alphaBlend(colorScheme.onSurface.withOpacity(0.80f), colorScheme.surface); ThemeData inverseTheme = new ThemeData( brightness: brightness, backgroundColor: themeBackgroundColor, colorScheme: new ColorScheme( primary: colorScheme.onPrimary, primaryVariant: colorScheme.onPrimary, secondary: isThemeDark ? colorScheme.primaryVariant : colorScheme.secondary, secondaryVariant: colorScheme.onSecondary, surface: colorScheme.onSurface, background: themeBackgroundColor, error: colorScheme.onError, onPrimary: colorScheme.primary, onSecondary: colorScheme.secondary, onSurface: colorScheme.surface, onBackground: colorScheme.background, onError: colorScheme.error, brightness: brightness ), snackBarTheme: snackBarTheme ); TextStyle contentTextStyle = snackBarTheme.contentTextStyle ?? inverseTheme.textTheme.subtitle1; SnackBarBehavior snackBarBehavior = widget.behavior ?? snackBarTheme.behavior ?? SnackBarBehavior.fix; bool isFloatingSnackBar = snackBarBehavior == SnackBarBehavior.floating; float snackBarPadding = isFloatingSnackBar ? 16.0f : 24.0f; CurvedAnimation heightAnimation = new CurvedAnimation(parent: widget.animation, curve: SnackBarUtils._snackBarHeightCurve); CurvedAnimation fadeInAnimation = new CurvedAnimation(parent: widget.animation, curve: SnackBarUtils._snackBarFadeInCurve); CurvedAnimation fadeOutAnimation = new CurvedAnimation( parent: widget.animation, curve: SnackBarUtils._snackBarFadeOutCurve, reverseCurve: new Threshold(0.0f) ); var childrenList = new List <Widget>() { new SizedBox(width: snackBarPadding), new Expanded( child: new Container( padding: EdgeInsets.symmetric(vertical: SnackBarUtils._singleLineVerticalPadding), child: new DefaultTextStyle( style: contentTextStyle, child: widget.content ) ) ) }; if (widget.action != null) { childrenList.Add(new ButtonTheme( textTheme: ButtonTextTheme.accent, minWidth: 64.0f, padding: EdgeInsets.symmetric(horizontal: snackBarPadding), child: widget.action )); } else { childrenList.Add(new SizedBox(width: snackBarPadding)); } Widget snackBar = new SafeArea( top: false, bottom: !isFloatingSnackBar, child: new Row( crossAxisAlignment: CrossAxisAlignment.center, children: childrenList ) ); float elevation = widget.elevation ?? snackBarTheme.elevation ?? 6.0f; Color backgroundColor = widget.backgroundColor ?? snackBarTheme.backgroundColor ?? inverseTheme.backgroundColor; ShapeBorder shape = widget.shape ?? snackBarTheme.shape ?? (isFloatingSnackBar ? new RoundedRectangleBorder(borderRadius: BorderRadius.circular(4.0f)) : null); snackBar = new Material( shape: shape, elevation: elevation, color: backgroundColor, child: new Theme( data: inverseTheme, child: mediaQueryData.accessibleNavigation ? snackBar : new FadeTransition( opacity: fadeOutAnimation, child: snackBar ) ) ); if (isFloatingSnackBar) { snackBar = new Padding( padding: EdgeInsets.fromLTRB(15.0f, 5.0f, 15.0f, 10.0f), child: snackBar ); } snackBar = new Dismissible( key: Key.key("dismissible"), direction: DismissDirection.down, resizeDuration: null, onDismissed: (DismissDirection? direction) => { Scaffold.of(context).removeCurrentSnackBar(reason: SnackBarClosedReason.swipe); }, child: snackBar ); Widget snackBarTransition = null; if (mediaQueryData.accessibleNavigation) { snackBarTransition = snackBar; } else if (isFloatingSnackBar) { snackBarTransition = new FadeTransition( opacity: fadeInAnimation, child: snackBar ); } else { snackBarTransition = new AnimatedBuilder( animation: heightAnimation, builder: (BuildContext subContext, Widget subChild) => { return(new Align( alignment: AlignmentDirectional.topStart, heightFactor: heightAnimation.value, child: subChild )); }, child: snackBar ); } return(new ClipRect(child: snackBarTransition)); }
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; 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) { 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 ) ) ) )); }