public ButtonBar(
Key key = null,
MainAxisAlignment alignment = MainAxisAlignment.end,
MainAxisSize mainAxisSize = MainAxisSize.max,
ButtonTextTheme?buttonTextTheme = null,
float?buttonMinWidth = null,
float?buttonHeight = null,
EdgeInsetsGeometry buttonPadding = null,
bool?buttonAlignedDropdown = null,
ButtonBarLayoutBehavior?layoutBehavior = null,
VerticalDirection?overflowDirection = null,
float?overflowButtonSpacing = null,
List <Widget> children = null
) : base(key: key)
{
D.assert(buttonMinWidth == null || buttonMinWidth >= 0.0f);
D.assert(buttonHeight == null || buttonHeight >= 0.0f);
D.assert(overflowButtonSpacing == null || overflowButtonSpacing >= 0.0f);
this.alignment = alignment;
this.mainAxisSize = mainAxisSize;
this.buttonTextTheme = buttonTextTheme;
this.buttonMinWidth = buttonMinWidth;
this.buttonHeight = buttonHeight;
this.buttonPadding = buttonPadding;
this.buttonAlignedDropdown = buttonAlignedDropdown;
this.layoutBehavior = layoutBehavior;
this.overflowDirection = overflowDirection;
this.overflowButtonSpacing = overflowButtonSpacing;
this.children = children ?? new List <Widget>();
}
public ScrollList(
[NotNull] List <Widget> children,
[CanBeNull] Key key = null,
CrossAxisAlignment crossAxisAlignment = CrossAxisAlignment.Start,
MainAxisAlignment mainAxisAlignment = MainAxisAlignment.Start
) : base(children, key)
{
CrossAxisAlignment = crossAxisAlignment;
MainAxisAlignment = mainAxisAlignment;
}
public ButtonBar(
Key key = null,
MainAxisAlignment alignment = MainAxisAlignment.end,
MainAxisSize mainAxisSize = MainAxisSize.max,
List <Widget> children = null
) : base(key: key)
{
this.alignment = alignment;
this.mainAxisSize = mainAxisSize;
this.children = children ?? new List <Widget>();
}
public Column(
[NotNull] List <Widget> children,
[CanBeNull] Key key = null,
CrossAxisAlignment crossAxisAlignment = CrossAxisAlignment.Start,
MainAxisAlignment mainAxisAlignment = MainAxisAlignment.Start,
AxisSize crossAxisSize = AxisSize.Min,
AxisSize mainAxisSize = AxisSize.Min
) : base(
children,
key
)
{
CrossAxisAlignment = crossAxisAlignment;
MainAxisAlignment = mainAxisAlignment;
CrossAxisSize = crossAxisSize;
MainAxisSize = mainAxisSize;
}
public GridFlow(
[NotNull] List <Widget> children,
[CanBeNull] Key key = null,
CrossAxisAlignment crossAxisAlignment = CrossAxisAlignment.Start,
MainAxisAlignment mainAxisAlignment = MainAxisAlignment.Start,
AxisSize crossAxisSize = AxisSize.Min,
AxisSize mainAxisSize = AxisSize.Min,
[CanBeNull] int?maxCrossAxisCount = null,
[CanBeNull] float?maxCrossAxisExtent = null)
: base(children, key)
{
CrossAxisAlignment = crossAxisAlignment;
MainAxisAlignment = mainAxisAlignment;
CrossAxisSize = crossAxisSize;
MainAxisSize = mainAxisSize;
MaxCrossAxisCount = Math.Max(maxCrossAxisCount ?? int.MaxValue, 1);
MaxCrossAxisExtent = Math.Max(maxCrossAxisExtent ?? float.MaxValue, 1);
}
public override Widget build(BuildContext context)
{
bool isLoggedInUser = sender == App.UserModel.Profile.Id;
// messages from the current logged in user show up on the right, others on the left
MainAxisAlignment align = isLoggedInUser ? MainAxisAlignment.end : MainAxisAlignment.start;
List <Widget> childList = this.BuildChildList(context, isLoggedInUser);
// we reverse the widget list so that the bubble appears to the left of the avatar image for the logged in user
if (isLoggedInUser)
{
childList.Reverse();
}
return(new Row(
mainAxisAlignment: align,
children: childList
));
}
public RenderFlex(
List <RenderBox> children = null,
Axis direction = Axis.horizontal,
MainAxisSize mainAxisSize = MainAxisSize.max,
MainAxisAlignment mainAxisAlignment = MainAxisAlignment.start,
CrossAxisAlignment crossAxisAlignment = CrossAxisAlignment.center,
TextDirection textDirection = TextDirection.ltr,
VerticalDirection verticalDirection = VerticalDirection.down,
TextBaseline textBaseline = TextBaseline.alphabetic
)
{
this._direction = direction;
this._mainAxisAlignment = mainAxisAlignment;
this._mainAxisSize = mainAxisSize;
this._crossAxisAlignment = crossAxisAlignment;
this._textDirection = textDirection;
this._verticalDirection = verticalDirection;
this._textBaseline = textBaseline;
this.addAll(children);
}
private static TextAnchor ToTextAnchor(MainAxisAlignment main, CrossAxisAlignment cross)
{
switch (main)
{
case MainAxisAlignment.Center:
return(cross == CrossAxisAlignment.Start ? TextAnchor.MiddleLeft
: cross == CrossAxisAlignment.Center ? TextAnchor.MiddleCenter
: TextAnchor.MiddleRight);
case MainAxisAlignment.End:
return(cross == CrossAxisAlignment.Start ? TextAnchor.LowerLeft
: cross == CrossAxisAlignment.Center ? TextAnchor.LowerCenter
: TextAnchor.LowerRight);
case MainAxisAlignment.Start:
return(cross == CrossAxisAlignment.Start ? TextAnchor.UpperLeft
: cross == CrossAxisAlignment.Center ? TextAnchor.UpperCenter
: TextAnchor.UpperRight);
default:
return(TextAnchor.UpperLeft);
}
}
internal _ButtonBarRow(
List <Widget> children,
Axis direction = Axis.horizontal,
MainAxisSize mainAxisSize = MainAxisSize.max,
MainAxisAlignment mainAxisAlignment = MainAxisAlignment.start,
CrossAxisAlignment crossAxisAlignment = CrossAxisAlignment.center,
TextDirection?textDirection = null,
VerticalDirection overflowDirection = VerticalDirection.down,
TextBaseline?textBaseline = null,
float?overflowButtonSpacing = null
) : base(
children: children,
direction: direction,
mainAxisSize: mainAxisSize,
mainAxisAlignment: mainAxisAlignment,
crossAxisAlignment: crossAxisAlignment,
textDirection: textDirection,
verticalDirection: overflowDirection,
textBaseline: textBaseline
)
{
this.overflowButtonSpacing = overflowButtonSpacing;
}
internal _RenderButtonBarRow(
List <RenderBox> children = null,
Axis direction = Axis.horizontal,
MainAxisSize mainAxisSize = MainAxisSize.max,
MainAxisAlignment mainAxisAlignment = MainAxisAlignment.start,
CrossAxisAlignment crossAxisAlignment = CrossAxisAlignment.center,
TextDirection textDirection = TextDirection.ltr,
VerticalDirection verticalDirection = VerticalDirection.down,
TextBaseline textBaseline = TextBaseline.alphabetic,
float?overflowButtonSpacing = null
) : base(
children: children,
direction: direction,
mainAxisSize: mainAxisSize,
mainAxisAlignment: mainAxisAlignment,
crossAxisAlignment: crossAxisAlignment,
textDirection: textDirection,
verticalDirection: verticalDirection,
textBaseline: textBaseline
)
{
D.assert(overflowButtonSpacing == null || overflowButtonSpacing >= 0);
this.overflowButtonSpacing = overflowButtonSpacing;
}
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
}
)
));
}
