public override Widget build(BuildContext context)
{
DefaultTextStyle defaultTextStyle = DefaultTextStyle.of(context);
TextStyle effectiveTextStyle = style;
if (style == null || style.inherit)
{
effectiveTextStyle = defaultTextStyle.style.merge(style);
}
return(new RichText(
textAlign: textAlign ?? defaultTextStyle.textAlign ?? TextAlign.left,
softWrap: softWrap ?? defaultTextStyle.softWrap,
overflow: overflow ?? defaultTextStyle.overflow,
textScaleFactor: textScaleFactor ?? MediaQuery.textScaleFactorOf(context),
maxLines: maxLines ?? defaultTextStyle.maxLines,
strutStyle: strutStyle,
textWidthBasis: textWidthBasis ?? defaultTextStyle.textWidthBasis,
textHeightBehavior: textHeightBehavior ?? defaultTextStyle.textHeightBehavior,
text: new TextSpan(
style: effectiveTextStyle,
text: data,
children: textSpan != null ? new List <InlineSpan> {
textSpan
} : null
)
));
}
public static Widget merge(
Widget child,
Key key = null,
TextStyle style = null,
TextAlign?textAlign = null,
bool?softWrap = null,
TextOverflow?overflow = null,
int?maxLines = null,
TextWidthBasis?textWidthBasis = null,
ui.TextHeightBehavior textHeightBehavior = null
)
{
D.assert(child != null);
return(new Builder(
builder: (BuildContext context) => {
DefaultTextStyle parent = DefaultTextStyle.of(context);
return new DefaultTextStyle(
key: key,
style: parent.style.merge(style),
textAlign: textAlign ?? parent.textAlign,
softWrap: softWrap ?? parent.softWrap,
overflow: overflow ?? parent.overflow,
maxLines: maxLines ?? parent.maxLines,
textWidthBasis: textWidthBasis ?? parent.textWidthBasis,
child: child
);
}
));
}
public override Widget build(BuildContext context)
{
DefaultTextStyle defaultTextStyle = DefaultTextStyle.of(context);
TextStyle effectiveTextStyle = this.style;
if (this.style == null || this.style.inherit)
{
effectiveTextStyle = defaultTextStyle.style.merge(this.style);
}
return(new RichText(
textAlign: this.textAlign ?? defaultTextStyle.textAlign ?? TextAlign.left,
softWrap: this.softWrap ?? defaultTextStyle.softWrap,
overflow: this.overflow ?? defaultTextStyle.overflow,
textScaleFactor: this.textScaleFactor ?? MediaQuery.textScaleFactorOf(context),
maxLines: this.maxLines ?? defaultTextStyle.maxLines,
strutStyle: this.strutStyle,
text: new TextSpan(
style: effectiveTextStyle,
text: this.data,
children: this.textSpan != null ? new List <TextSpan> {
this.textSpan
} : null
)
));
}
public override Widget build(BuildContext context)
{
Widget navigator = null;
if (this._navigator != null)
{
navigator = new Navigator(
key: this._navigator,
initialRoute: this.widget.initialRoute ?? Navigator.defaultRouteName,
onGenerateRoute: this._onGenerateRoute,
onUnknownRoute: this._onUnknownRoute,
observers: this.widget.navigatorObservers
);
}
Widget result;
if (this.widget.builder != null)
{
result = new Builder(
builder: _context => { return(this.widget.builder(_context, navigator)); }
);
}
else
{
D.assert(navigator != null);
result = navigator;
}
if (this.widget.textStyle != null)
{
result = new DefaultTextStyle(
style: this.widget.textStyle,
child: result
);
}
D.assert(() => {
if (WidgetInspectorService.instance.debugShowInspector)
{
result = new WidgetInspector(null, result, this._InspectorSelectButtonBuilder);
}
return(true);
});
result = new Directionality(child: result, TextDirection.ltr);
result = new WindowProvider(
window: this.widget.window,
child: result
);
result = new MediaQuery(
data: MediaQueryData.fromWindow(this.widget.window),
child: result
);
return(result);
}
public override bool updateShouldNotify(InheritedWidget oldWidget)
{
DefaultTextStyle _oldWidget = (DefaultTextStyle)oldWidget;
return(style != _oldWidget.style ||
textAlign != _oldWidget.textAlign ||
softWrap != _oldWidget.softWrap ||
overflow != _oldWidget.overflow ||
maxLines != _oldWidget.maxLines ||
textWidthBasis != _oldWidget.textWidthBasis ||
textHeightBehavior != _oldWidget.textHeightBehavior);
}
public override Widget build(BuildContext context)
{
FocusScope.of(context).reparentIfNeeded(this.widget.focusNode);
DefaultTextStyle defaultTextStyle = DefaultTextStyle.of(context);
TextStyle effectiveTextStyle = this.widget.style;
if (this.widget.style == null || this.widget.style.inherit)
{
effectiveTextStyle = defaultTextStyle.style.merge(this.widget.style);
}
Widget child = new RichText(
key: this._richTextKey,
textAlign: this.widget.textAlign ?? defaultTextStyle.textAlign ?? TextAlign.left,
softWrap: this.widget.softWrap ?? defaultTextStyle.softWrap,
overflow: this.widget.overflow ?? defaultTextStyle.overflow,
textScaleFactor: this.widget.textScaleFactor ?? MediaQuery.textScaleFactorOf(context),
maxLines: this.widget.maxLines ?? defaultTextStyle.maxLines,
text: new TextSpan(
style: effectiveTextStyle,
text: this.widget.data,
children: this.widget.textSpan != null ? new List <TextSpan> {
this.widget.textSpan
} : null
),
onSelectionChanged: () => {
if (this._hasFocus)
{
return;
}
FocusScope.of(this.context).requestFocus(this.widget.focusNode);
},
selectionColor: this.widget.selectionColor ?? Colors.blue);
return(new IgnorePointer(
ignoring: false,
child: new RichTextSelectionGestureDetector(
onTapDown: this._handleTapDown,
onSingleTapUp: this._handleSingleTapUp,
onSingleTapCancel: this._handleSingleTapCancel,
onSingleLongTapStart: this._handleLongPress,
onDragSelectionStart: this._handleDragSelectionStart,
onDragSelectionUpdate: this._handleDragSelectionUpdate,
behavior: HitTestBehavior.translucent,
child: child
)
));
}
public override Widget wrap(BuildContext context, Widget child)
{
DefaultTextStyle defaultTextStyle = context.findAncestorWidgetOfExactType <DefaultTextStyle>();
return(this == defaultTextStyle ? child : new DefaultTextStyle(
style: style,
textAlign: textAlign,
softWrap: softWrap,
overflow: overflow,
maxLines: maxLines,
textWidthBasis: textWidthBasis,
textHeightBehavior: textHeightBehavior,
child: child
));
}
public override Widget build(BuildContext context)
{
Widget navigator = null;
if (this._navigator != null)
{
navigator = new Navigator(
key: this._navigator,
initialRoute: this.widget.initialRoute ?? Navigator.defaultRouteName,
onGenerateRoute: this._onGenerateRoute,
onUnknownRoute: this._onUnknownRoute,
observers: this.widget.navigatorObservers
);
}
Widget result;
if (this.widget.builder != null)
{
result = new Builder(
builder: _context => { return(this.widget.builder(_context, navigator)); }
);
}
else
{
D.assert(navigator != null);
result = navigator;
}
if (this.widget.textStyle != null)
{
result = new DefaultTextStyle(
style: this.widget.textStyle,
child: result
);
}
PerformanceOverlay performanceOverlay = null;
if (this.widget.showPerformanceOverlay)
{
performanceOverlay = PerformanceOverlay.allEnabled();
}
if (performanceOverlay != null)
{
result = new Stack(
children: new List <Widget> {
result,
new Positioned(top: 0.0f,
left: 0.0f,
right: 0.0f,
child: performanceOverlay)
});
}
D.assert(() => {
if (WidgetInspectorService.instance.debugShowInspector)
{
result = new WidgetInspector(null, result, this._InspectorSelectButtonBuilder);
}
return(true);
});
result = new Directionality(child: result, TextDirection.ltr);
result = new WindowProvider(
window: this.widget.window,
child: result
);
Locale appLocale = this.widget.locale != null
? this._resolveLocales(new List <Locale> {
this.widget.locale
}, this.widget.supportedLocales)
: this._locale;
result = new MediaQuery(
data: MediaQueryData.fromWindow(this.widget.window),
child: new Localizations(
locale: appLocale,
delegates: this._localizationsDelegates,
child: result)
);
return(result);
}
public override Widget build(BuildContext context)
{
Widget navigator = null;
if (_navigator != null)
{
RouteListFactory routeListFactory = (state, route) => {
return(widget.onGenerateInitialRoutes(initialRoute: route));
};
navigator = new Navigator(
key: _navigator,
initialRoute: WidgetsBinding.instance.window.defaultRouteName != Navigator.defaultRouteName
? WidgetsBinding.instance.window.defaultRouteName
: widget.initialRoute ?? WidgetsBinding.instance.window.defaultRouteName,
onGenerateRoute: _onGenerateRoute,
onGenerateInitialRoutes: widget.onGenerateInitialRoutes == null
? Navigator.defaultGenerateInitialRoutes
: routeListFactory,
onUnknownRoute: _onUnknownRoute,
observers: widget.navigatorObservers
);
}
Widget result;
if (widget.builder != null)
{
result = new Builder(
builder: context1 => { return(widget.builder(context: context1, child: navigator)); });
}
else
{
D.assert(navigator != null);
result = navigator;
}
if (widget.textStyle != null)
{
result = new DefaultTextStyle(
style: widget.textStyle,
child: result
);
}
PerformanceOverlay performanceOverlay = null;
if (widget.showPerformanceOverlay || WidgetsApp.showPerformanceOverlayOverride)
{
performanceOverlay = PerformanceOverlay.allEnabled(
checkerboardRasterCacheImages: widget.checkerboardRasterCacheImages,
checkerboardOffscreenLayers: widget.checkerboardOffscreenLayers
);
}
else if (widget.checkerboardRasterCacheImages || widget.checkerboardOffscreenLayers)
{
performanceOverlay = new PerformanceOverlay(
checkerboardRasterCacheImages: widget.checkerboardRasterCacheImages,
checkerboardOffscreenLayers: widget.checkerboardOffscreenLayers
);
}
if (performanceOverlay != null)
{
result = new Stack(
children: new List <Widget> {
result,
new Positioned(top: 0.0f, left: 0.0f, right: 0.0f, child: performanceOverlay)
}
);
}
D.assert(() => {
if (widget.debugShowWidgetInspector || WidgetsApp.debugShowWidgetInspectorOverride)
{
result = new WidgetInspector(
child: result,
selectButtonBuilder: widget.inspectorSelectButtonBuilder
);
}
if (widget.debugShowCheckedModeBanner && WidgetsApp.debugAllowBannerOverride)
{
result = new CheckedModeBanner(
child: result
);
}
return(true);
});
//Fix Me !!
//TODO: the following line is a work-around for some potential TextDirection bug
//In the home page of the Shrine sample, the positions of the buttons are not correct, which is
//determined by the TextDirection of some widget. we should fix it!
result = new Directionality(child: result, TextDirection.ltr);
Widget title = null;
if (widget.onGenerateTitle != null)
{
title = new Builder(
builder: context2 => {
var _title = widget.onGenerateTitle(context: context2);
D.assert(_title != null, () => "onGenerateTitle must return a non-null String");
return(new Title(
title: _title,
color: widget.color,
child: result
));
}
);
}
else
{
title = new Title(
title: widget.title,
color: widget.color,
child: result
);
}
var appLocale = widget.locale != null
? _resolveLocales(new List <Locale> {
widget.locale
}, supportedLocales : widget.supportedLocales)
: _locale;
D.assert(_debugCheckLocalizations(appLocale: appLocale));
return(new Shortcuts(
shortcuts: widget.shortcuts ?? WidgetsApp.defaultShortcuts,
debugLabel: "<Default WidgetsApp Shortcuts>",
child: new Actions(
actions: widget.actions ?? WidgetsApp.defaultActions,
child: new FocusTraversalGroup(
policy: new ReadingOrderTraversalPolicy(),
child: new _MediaQueryFromWindow(
child: new Localizations(
locale: appLocale,
delegates: _localizationsDelegates.ToList(),
child: title
)
)
)
)
));
}
