xingwei.zhu
6 年前
当前提交
0c68b388
共有 5 个文件被更改，包括 373 次插入 和 0 次删除
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16Runtime/material/theme_data.cs
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13Runtime/material/utils.cs
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127Runtime/material/app.cs
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66Runtime/material/page.cs
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151Runtime/material/page_transitions_theme.cs
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using System.Collections.Generic; |
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using Unity.UIWidgets.animation; |
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using Unity.UIWidgets.foundation; |
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using Unity.UIWidgets.ui; |
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using Unity.UIWidgets.widgets; |
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namespace Unity.UIWidgets.material { |
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public class MaterialApp : StatefulWidget { |
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public MaterialApp( |
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Key key = null, |
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GlobalKey<NavigatorState> navigatorKey = null, |
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Widget home = null, |
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Dictionary<string, WidgetBuilder> routes = null, |
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string initialRoute = null, |
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RouteFactory onGenerateRoute = null, |
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RouteFactory onUnknownRoute = null, |
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List<NavigatorObserver> navigatorObservers = null, |
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TransitionBuilder builder = null, |
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string title = "", |
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Color color = null, |
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ThemeData theme = null, |
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bool showPerformanceOverlay = false, |
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Window window = null) : base(key: key) { |
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D.assert(window != null); |
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this.window = window; |
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this.navigatorKey = navigatorKey; |
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this.home = home; |
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this.routes = routes ?? new Dictionary<string, WidgetBuilder>(); |
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this.initialRoute = initialRoute; |
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this.onGenerateRoute = onGenerateRoute; |
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this.onUnknownRoute = onUnknownRoute; |
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this.navigatorObservers = navigatorObservers ?? new List<NavigatorObserver>(); |
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this.builder = builder; |
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this.title = title; |
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this.color = color; |
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this.theme = theme; |
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this.showPerformanceOverlay = showPerformanceOverlay; |
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} |
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public readonly GlobalKey<NavigatorState> navigatorKey; |
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public readonly Widget home; |
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public readonly Dictionary<string, WidgetBuilder> routes; |
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public readonly string initialRoute; |
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public readonly RouteFactory onGenerateRoute; |
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public readonly RouteFactory onUnknownRoute; |
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public readonly List<NavigatorObserver> navigatorObservers; |
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public readonly TransitionBuilder builder; |
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public readonly string title; |
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public readonly ThemeData theme; |
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public readonly Color color; |
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public readonly bool showPerformanceOverlay; |
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public readonly Window window; |
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public override State createState() { |
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return new _MaterialAppState(); |
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} |
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} |
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class _MaterialAppState : State<MaterialApp> { |
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public override void initState() { |
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base.initState(); |
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this._updateNavigator(); |
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} |
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public override void didUpdateWidget(StatefulWidget oldWidget) { |
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base.didUpdateWidget(oldWidget); |
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this._updateNavigator(); |
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} |
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List<NavigatorObserver> _navigatorObservers; |
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void _updateNavigator() { |
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if (this.widget.home != null || |
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this.widget.routes.isNotEmpty() || |
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this.widget.onGenerateRoute != null || |
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this.widget.onUnknownRoute != null) { |
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this._navigatorObservers = new List<NavigatorObserver>(this.widget.navigatorObservers); |
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} |
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else { |
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this._navigatorObservers = null; |
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} |
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} |
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RectTween _createRectTween(Rect begin, Rect end) { |
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return new MaterialRectArcTween(begin: begin, end: end); |
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} |
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public override Widget build(BuildContext context) { |
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ThemeData theme = this.widget.theme ?? ThemeData.fallback(); |
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Widget result = new AnimatedTheme( |
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data: theme, |
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isMaterialAppTheme: true, |
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child: new WidgetsApp( |
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key: new GlobalObjectKey<State>(this), |
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navigatorKey: this.widget.navigatorKey, |
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navigatorObservers: this._navigatorObservers, |
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pageRouteBuilder: (RouteSettings settings, WidgetBuilder builder) => |
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new MaterialPageRoute(settings: settings, builder: builder), |
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home: this.widget.home, |
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routes: this.widget.routes, |
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initialRoute: this.widget.initialRoute, |
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onGenerateRoute: this.widget.onGenerateRoute, |
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onUnknownRoute: this.widget.onUnknownRoute, |
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builder: this.widget.builder, |
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window: this.widget.window, |
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textStyle: AppUtils._errorTextStyle |
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) |
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); |
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return result; |
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} |
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} |
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} |
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using System; |
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using Unity.UIWidgets.animation; |
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using Unity.UIWidgets.foundation; |
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using Unity.UIWidgets.ui; |
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using Unity.UIWidgets.widgets; |
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namespace Unity.UIWidgets.material { |
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public class MaterialPageRoute : PageRoute { |
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public MaterialPageRoute( |
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WidgetBuilder builder = null, |
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RouteSettings settings = null, |
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bool maintainState = true, |
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bool fullscreenDialog = false) : base(settings: settings, fullscreenDialog: fullscreenDialog) { |
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D.assert(builder != null); |
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this.builder = builder; |
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this.maintainState = maintainState; |
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D.assert(this.opaque); |
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} |
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public readonly WidgetBuilder builder; |
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public override bool maintainState { get; } |
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public override TimeSpan transitionDuration { |
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get { return new TimeSpan(0, 0, 0, 0, 300); } |
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} |
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public override Color barrierColor { |
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get { return null; } |
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} |
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public override string barrierLabel { |
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get { return null; } |
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} |
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public override bool canTransitionFrom(TransitionRoute previousRoute) { |
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return previousRoute is MaterialPageRoute; |
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} |
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public override bool canTransitionTo(TransitionRoute nextRoute) { |
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return nextRoute is MaterialPageRoute && !((MaterialPageRoute) nextRoute).fullscreenDialog; |
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} |
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public override Widget buildPage(BuildContext context, Animation<float> animation, |
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Animation<float> secondaryAnimation) { |
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Widget result = this.builder(context); |
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D.assert(() => { |
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if (result == null) { |
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throw new UIWidgetsError( |
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"The builder for route " + this.settings.name + "returned null. \n" + |
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"Route builders must never return null." |
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); |
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} |
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return true; |
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}); |
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return result; |
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} |
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public override Widget buildTransitions(BuildContext context, Animation<float> animation, |
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Animation<float> secondaryAnimation, Widget child) { |
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PageTransitionsTheme theme = Theme.of(context).pageTransitionsTheme; |
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return theme.buildTranstions(this, context, animation, secondaryAnimation, child); |
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} |
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} |
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} |
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using System; |
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using System.Collections.Generic; |
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using Unity.UIWidgets.animation; |
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using Unity.UIWidgets.foundation; |
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using Unity.UIWidgets.ui; |
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using Unity.UIWidgets.widgets; |
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namespace Unity.UIWidgets.material { |
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public class _FadeUpwardsPageTransition : StatelessWidget { |
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public _FadeUpwardsPageTransition( |
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Key key = null, |
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Animation<float> routeAnimation = null, |
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Widget child = null) : base(key: key) { |
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D.assert(routeAnimation != null); |
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D.assert(child != null); |
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this._positionAnimation = routeAnimation.drive(_bottomUpTween.chain(_fastOutSlowInTween)); |
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this._opacityAnimation = routeAnimation.drive(_easeInTween); |
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this.child = child; |
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} |
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static readonly Tween<Offset> _bottomUpTween = new OffsetTween( |
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begin: new Offset(0.0f, 0.25f), |
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end: Offset.zero |
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); |
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static readonly Animatable<float> _fastOutSlowInTween = new CurveTween( |
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curve: Curves.fastOutSlowIn); |
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static readonly Animatable<float> _easeInTween = new CurveTween( |
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curve: Curves.easeIn); |
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public readonly Animation<Offset> _positionAnimation; |
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public readonly Animation<float> _opacityAnimation; |
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public readonly Widget child; |
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public override Widget build(BuildContext context) { |
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return new SlideTransition( |
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position: this._positionAnimation, |
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child: new FadeTransition( |
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opacity: this._opacityAnimation, |
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child: this.child)); |
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} |
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} |
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public abstract class PageTransitionsBuilder { |
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public PageTransitionsBuilder() { |
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} |
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public abstract Widget buildTransitions( |
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PageRoute route, |
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BuildContext context, |
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Animation<float> animation, |
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Animation<float> secondaryAnimation, |
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Widget child); |
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} |
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public class FadeUpwardsPageTransitionsBuilder : PageTransitionsBuilder { |
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public FadeUpwardsPageTransitionsBuilder() { |
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} |
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public override Widget buildTransitions( |
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PageRoute route, |
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BuildContext context, |
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Animation<float> animation, |
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Animation<float> secondaryAnimation, |
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Widget child) { |
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return new _FadeUpwardsPageTransition( |
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routeAnimation: animation, |
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child: child); |
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} |
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} |
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public class PageTransitionsTheme : Diagnosticable, IEquatable<PageTransitionsTheme> { |
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public PageTransitionsTheme( |
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PageTransitionsBuilder builder = null) { |
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this._builder = builder; |
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} |
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static PageTransitionsBuilder _defaultBuilder = new FadeUpwardsPageTransitionsBuilder(); |
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public PageTransitionsBuilder builder { |
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get { return this._builder ?? _defaultBuilder; } |
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} |
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readonly PageTransitionsBuilder _builder; |
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public Widget buildTranstions( |
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PageRoute route, |
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BuildContext context, |
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Animation<float> animation, |
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Animation<float> secondaryAnimation, |
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Widget child) { |
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PageTransitionsBuilder matchingBuilder = this.builder; |
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return matchingBuilder.buildTransitions(route, context, animation, secondaryAnimation, child); |
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} |
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List<PageTransitionsBuilder> _all(PageTransitionsBuilder builder) { |
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return new List<PageTransitionsBuilder> {this.builder}; |
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} |
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public bool Equals(PageTransitionsTheme other) { |
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if (ReferenceEquals(null, other)) { |
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return false; |
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} |
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if (ReferenceEquals(this, other)) { |
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return true; |
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} |
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return this._all(this.builder) == this._all(other.builder); |
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} |
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public override bool Equals(object obj) { |
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if (ReferenceEquals(null, obj)) { |
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return false; |
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} |
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if (ReferenceEquals(this, obj)) { |
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return true; |
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} |
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if (obj.GetType() != this.GetType()) { |
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return false; |
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} |
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return this.Equals((PageTransitionsTheme) obj); |
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} |
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public static bool operator ==(PageTransitionsTheme left, PageTransitionsTheme right) { |
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return Equals(left, right); |
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} |
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public static bool operator !=(PageTransitionsTheme left, PageTransitionsTheme right) { |
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return !Equals(left, right); |
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} |
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public override int GetHashCode() { |
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unchecked { |
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var hashCode = this._all(this.builder).GetHashCode(); |
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return hashCode; |
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} |
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} |
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public override void debugFillProperties(DiagnosticPropertiesBuilder properties) { |
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base.debugFillProperties(properties); |
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properties.add(new DiagnosticsProperty<PageTransitionsBuilder>("builder", this.builder, |
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defaultValue: _defaultBuilder)); |
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} |
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} |
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} |
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