private Future _showApiDocumentation(BuildContext context)
{
string url = this.demos[DefaultTabController.of(context).index].documentationUrl;
if (url == null)
{
return(null);
}
if (BrowserUtils.canLaunch(url))
{
BrowserUtils.launch(url);
}
else
{
material_.showDialog <object>(
context: context,
builder: (BuildContext subContext) =>
{
return(new SimpleDialog(
title: new Text("Couldn't display URL:"),
children: new List <Widget>
{
new Padding(
padding: EdgeInsets.symmetric(horizontal: 16.0f),
child: new Text(url)
)
}
));
}
);
}
return(null);
}
void _showExampleCode(BuildContext context) {
string tag = this.demos[DefaultTabController.of(context).index].exampleCodeTag;
if (tag != null) {
Navigator.push(context, new MaterialPageRoute(
builder: (BuildContext _context) => new FullScreenCodeDialog(exampleCodeTag: tag)
));
}
}
void _showApiDocumentation(BuildContext context)
{
string url = this.demos[DefaultTabController.of(context).index].documentationUrl;
if (url != null)
{
Application.OpenURL(url);
}
}
void _handleArrowButtonPress(BuildContext context, int delta)
{
TabController controller = DefaultTabController.of(context);
if (!controller.indexIsChanging)
{
controller.animateTo((controller.index + delta).clamp(0, icons.Count - 1));
}
}
public override Widget build(BuildContext context)
{
TabController controller = DefaultTabController.of(context);
Color color = Theme.of(context).accentColor;
return(new SafeArea(
top: false,
bottom: false,
child: new Column(
children: new List <Widget> {
new Container(
margin: EdgeInsets.only(top: 16.0f),
child: new Row(
children: new List <Widget> {
new IconButton(
icon: new Icon(Icons.chevron_left),
color: color,
onPressed: () => { _handleArrowButtonPress(context, -1); },
tooltip: "Page back"
),
new TabPageSelector(controller: controller),
new IconButton(
icon: new Icon(Icons.chevron_right),
color: color,
onPressed: () => { _handleArrowButtonPress(context, 1); },
tooltip: "Page forward"
)
},
mainAxisAlignment: MainAxisAlignment.spaceBetween
)
),
new Expanded(
child: new IconTheme(
data: new IconThemeData(
size: 128.0f,
color: color
),
child: new TabBarView(
children: icons.Select <Icon, Widget>((Icon icon) => {
return new Container(
padding: EdgeInsets.all(12.0f),
child: new Card(
child: new Center(
child: icon
)
)
);
}).ToList()
)
)
)
}
)
));
}
void _showApiDocumentation(BuildContext context)
{
string url = this.demos[DefaultTabController.of(context).index].documentationUrl;
if (url != null)
{
// TODO: find Unity equivalent
// Open the URL in browser
// launch(url, forceWebView: true);
}
}
private void _showExampleCode(BuildContext context)
{
string tag = this.demos[DefaultTabController.of(context).index].exampleCodeTag;
if (tag != null)
{
D.assert(false, () => "TO DO >>>");
}
/*Navigator.push(context, MaterialPageRoute<FullScreenCodeDialog>(
* builder: (BuildContext context) => FullScreenCodeDialog(exampleCodeTag: tag)
* ));*/
}
public override Widget build(BuildContext context)
{
Color fixColor = this.color ?? Colors.transparent;
Color fixSelectedColor = this.selectedColor ?? Theme.of(context).accentColor;
ColorTween selectedColorTween = new ColorTween(begin: fixColor, end: fixSelectedColor);
ColorTween previousColorTween = new ColorTween(begin: fixSelectedColor, end: fixColor);
TabController tabController = this.controller ?? DefaultTabController.of(context);
D.assert(() => {
if (tabController == null)
{
throw new UIWidgetsError(
"No TabController for " + this.GetType() + ".\n" +
"When creating a " + this.GetType() + ", you must either provide an explicit TabController " +
"using the \"controller\" property, or you must ensure that there is a " +
"DefaultTabController above the " + this.GetType() + ".\n" +
"In this case, there was neither an explicit controller nor a default controller."
);
}
return(true);
});
Animation <float> animation = new CurvedAnimation(
parent: tabController.animation,
curve: Curves.fastOutSlowIn
);
return(new AnimatedBuilder(
animation: animation,
builder: (BuildContext subContext, Widget child) => {
List <Widget> children = new List <Widget>();
for (int tabIndex = 0; tabIndex < tabController.length; tabIndex++)
{
children.Add(this._buildTabIndicator(
tabIndex,
tabController,
selectedColorTween,
previousColorTween)
);
}
return new Row(
mainAxisSize: MainAxisSize.min,
children: children
);
}
));
}