public BoxScrollView( Key key = null, Axis scrollDirection = Axis.vertical, bool reverse = false, ScrollController controller = null, bool?primary = null, ScrollPhysics physics = null, bool shrinkWrap = false, EdgeInsetsGeometry padding = null, float?cacheExtent = null, DragStartBehavior dragStartBehavior = DragStartBehavior.start, ScrollViewKeyboardDismissBehavior keyboardDismissBehavior = ScrollViewKeyboardDismissBehavior.manual ) : base( key: key, scrollDirection: scrollDirection, reverse: reverse, controller: controller, primary: primary, physics: physics, shrinkWrap: shrinkWrap, cacheExtent: cacheExtent, dragStartBehavior: dragStartBehavior, keyboardDismissBehavior: keyboardDismissBehavior ) { this.padding = padding; }
ListView( Key key = null, Axis scrollDirection = Axis.vertical, bool reverse = false, ScrollController controller = null, bool?primary = null, ScrollPhysics physics = null, bool shrinkWrap = false, EdgeInsetsGeometry padding = null, float?itemExtent = null, IndexedWidgetBuilder itemBuilder = null, int?itemCount = null, bool addAutomaticKeepAlives = true, bool addRepaintBoundaries = true, float?cacheExtent = null, DragStartBehavior dragStartBehavior = DragStartBehavior.start, ScrollViewKeyboardDismissBehavior keyboardDismissBehavior = ScrollViewKeyboardDismissBehavior.manual ) : base(key: key, scrollDirection: scrollDirection, reverse: reverse, controller: controller, primary: primary, physics: physics, shrinkWrap: shrinkWrap, padding: padding, cacheExtent: cacheExtent, dragStartBehavior: dragStartBehavior, keyboardDismissBehavior: keyboardDismissBehavior ) { D.assert(itemCount == null || itemCount >= 0); this.itemExtent = itemExtent; childrenDelegate = new SliverChildBuilderDelegate( itemBuilder, childCount: itemCount, addAutomaticKeepAlives: addAutomaticKeepAlives, addRepaintBoundaries: addRepaintBoundaries ); }
public static ListView builder( Key key = null, Axis scrollDirection = Axis.vertical, bool reverse = false, ScrollController controller = null, bool?primary = null, ScrollPhysics physics = null, bool shrinkWrap = false, EdgeInsetsGeometry padding = null, float?itemExtent = null, IndexedWidgetBuilder itemBuilder = null, int?itemCount = null, bool addAutomaticKeepAlives = true, bool addRepaintBoundaries = true, float?cacheExtent = null, DragStartBehavior dragStartBehavior = DragStartBehavior.start, ScrollViewKeyboardDismissBehavior keyboardDismissBehavior = ScrollViewKeyboardDismissBehavior.manual ) { return(new ListView( key: key, scrollDirection: scrollDirection, reverse: reverse, controller: controller, primary: primary, physics: physics, shrinkWrap: shrinkWrap, padding: padding, cacheExtent: cacheExtent, itemExtent: itemExtent, itemBuilder: itemBuilder, itemCount: itemCount, addAutomaticKeepAlives: addAutomaticKeepAlives, addRepaintBoundaries: addRepaintBoundaries, dragStartBehavior: dragStartBehavior, keyboardDismissBehavior: keyboardDismissBehavior )); }
public static ListView seperated( Key key = null, Axis scrollDirection = Axis.vertical, bool reverse = false, ScrollController controller = null, bool?primary = null, ScrollPhysics physics = null, bool shrinkWrap = false, EdgeInsetsGeometry padding = null, IndexedWidgetBuilder itemBuilder = null, IndexedWidgetBuilder separatorBuilder = null, int itemCount = 0, bool addAutomaticKeepAlives = true, bool addRepaintBoundaries = true, float?cacheExtent = null, ScrollViewKeyboardDismissBehavior keyboardDismissBehavior = ScrollViewKeyboardDismissBehavior.manual ) { return(new ListView( key, scrollDirection, reverse, controller, primary, physics, shrinkWrap, padding, itemBuilder, separatorBuilder, itemCount, addAutomaticKeepAlives, addRepaintBoundaries, cacheExtent, keyboardDismissBehavior: keyboardDismissBehavior )); }
protected ScrollView( Key key = null, Axis scrollDirection = Axis.vertical, bool reverse = false, ScrollController controller = null, bool?primary = null, ScrollPhysics physics = null, bool shrinkWrap = false, Key center = null, float anchor = 0.0f, float?cacheExtent = null, DragStartBehavior dragStartBehavior = DragStartBehavior.start, ScrollViewKeyboardDismissBehavior keyboardDismissBehavior = ScrollViewKeyboardDismissBehavior.manual ) : base(key: key) { D.assert(!(controller != null && primary == true), () => "Primary ScrollViews obtain their ScrollController via inheritance from a PrimaryScrollController widget. " + "You cannot both set primary to true and pass an explicit controller."); D.assert(!shrinkWrap || center == null); D.assert(anchor >= 0.0f && anchor <= 1.0f); primary = primary ?? controller == null && scrollDirection == Axis.vertical; physics = physics ?? (primary.Value ? new AlwaysScrollableScrollPhysics() : null); this.scrollDirection = scrollDirection; this.reverse = reverse; this.controller = controller; this.primary = primary.Value; this.physics = physics; this.shrinkWrap = shrinkWrap; this.center = center; this.anchor = anchor; this.cacheExtent = cacheExtent; this.dragStartBehavior = dragStartBehavior; this.keyboardDismissBehavior = keyboardDismissBehavior; }
ListView( Key key = null, Axis scrollDirection = Axis.vertical, bool reverse = false, ScrollController controller = null, bool?primary = null, ScrollPhysics physics = null, bool shrinkWrap = false, EdgeInsetsGeometry padding = null, IndexedWidgetBuilder itemBuilder = null, IndexedWidgetBuilder separatorBuilder = null, int itemCount = 0, bool addAutomaticKeepAlives = true, bool addRepaintBoundaries = true, float?cacheExtent = null, DragStartBehavior dragStartBehavior = DragStartBehavior.start, ScrollViewKeyboardDismissBehavior keyboardDismissBehavior = ScrollViewKeyboardDismissBehavior.manual ) : base( key: key, scrollDirection: scrollDirection, reverse: reverse, controller: controller, primary: primary, physics: physics, shrinkWrap: shrinkWrap, padding: padding, cacheExtent: cacheExtent, dragStartBehavior: dragStartBehavior, keyboardDismissBehavior: keyboardDismissBehavior ) { D.assert(itemBuilder != null); D.assert(separatorBuilder != null); D.assert(itemCount >= 0); itemExtent = null; childrenDelegate = new SliverChildBuilderDelegate( (context, index) => { int itemIndex = index / 2; Widget widget = null; if (index % 2 == 0) { widget = itemBuilder(context, itemIndex); } else { widget = separatorBuilder(context, itemIndex); D.assert(() => { if (widget == null) { throw new UIWidgetsError("separatorBuilder cannot return null."); } return(true); }); } return(widget); }, childCount: _computeActualChildCount(itemCount), addAutomaticKeepAlives: addAutomaticKeepAlives, addRepaintBoundaries: addRepaintBoundaries ); }