public void BringDescendentIntoView_Should_Handle_Child_Margin() { Border border; var target = new ScrollContentPresenter { Width = 100, Height = 100, Content = new Decorator { Margin = new Thickness(50), Child = border = new Border { Width = 200, Height = 200, } } }; target.UpdateChild(); target.Measure(Size.Infinity); target.Arrange(new Rect(0, 0, 100, 100)); target.BringDescendentIntoView(border, new Rect(200, 200, 0, 0)); Assert.Equal(new Vector(150, 150), target.Offset); }
public void Extent_Offset_And_Viewport_Should_Be_Read_From_IScrollable() { var scrollable = new TestScrollable { Extent = new Size(100, 100), Offset = new Vector(50, 50), Viewport = new Size(25, 25), }; var target = new ScrollContentPresenter { Content = scrollable }; target.UpdateChild(); Assert.Equal(scrollable.Extent, target.Extent); Assert.Equal(scrollable.Offset, target.Offset); Assert.Equal(scrollable.Viewport, target.Viewport); scrollable.Extent = new Size(200, 200); scrollable.Offset = new Vector(100, 100); scrollable.Viewport = new Size(50, 50); Assert.Equal(scrollable.Extent, target.Extent); Assert.Equal(scrollable.Offset, target.Offset); Assert.Equal(scrollable.Viewport, target.Viewport); }
public void Measure_Should_Pass_Unchanged_Bounds_To_IScrollable() { var scrollable = new TestScrollable(); var target = new ScrollContentPresenter { Content = scrollable, }; target.Measure(new Size(100, 100)); Assert.Equal(new Size(100, 100), scrollable.AvailableSize); }
public void InvalidateScroll_Should_Be_Set_When_Set_As_Content() { var scrollable = new TestScrollable(); var target = new ScrollContentPresenter { Content = scrollable }; target.ApplyTemplate(); Assert.NotNull(scrollable.InvalidateScroll); }
public void Content_Can_Be_Larger_Than_Viewport() { TestControl content; var target = new ScrollContentPresenter { Content = (content = new TestControl()), }; target.Measure(new Size(100, 100)); target.Arrange(new Rect(0, 0, 100, 100)); Assert.Equal(new Rect(0, 0, 150, 150), content.Bounds); }
public void Content_Can_Be_Stretched() { Border content; var target = new ScrollContentPresenter { Content = content = new Border { Padding = new Thickness(8), }, }; target.Measure(new Size(100, 100)); target.Arrange(new Rect(0, 0, 100, 100)); Assert.Equal(new Rect(0, 0, 100, 100), content.Bounds); }
public void Content_Can_Be_Left_Aligned() { Border content; var target = new ScrollContentPresenter { Content = (content = new Border { Padding = new Thickness(8), HorizontalAlignment = HorizontalAlignment.Left }), }; target.Measure(new Size(100, 100)); target.Arrange(new Rect(0, 0, 100, 100)); Assert.Equal(new Rect(0, 0, 16, 100), content.Bounds); }
public void Content_Can_Be_Bottom_Aligned() { Border content; var target = new ScrollContentPresenter { Content = (content = new Border { Padding = new Thickness(8), VerticalAlignment = VerticalAlignment.Bottom, }), }; target.Measure(new Size(100, 100)); target.Arrange(new Rect(0, 0, 100, 100)); Assert.Equal(new Rect(0, 84, 100, 16), content.Bounds); }
public void Arrange_Should_Not_Set_Viewport_And_Extent_With_IScrollable() { var target = new ScrollContentPresenter { Content = new TestScrollable() }; var changed = false; target.Measure(new Size(100, 100)); target.GetObservable(ScrollViewer.ViewportProperty).Skip(1).Subscribe(_ => changed = true); target.GetObservable(ScrollViewer.ExtentProperty).Skip(1).Subscribe(_ => changed = true); target.Arrange(new Rect(0, 0, 100, 100)); Assert.False(changed); }
public void Arrange_Should_Set_Viewport_And_Extent_In_That_Order() { var target = new ScrollContentPresenter { Content = new Border { Width = 40, Height = 50 } }; var set = new List<string>(); target.Measure(new Size(100, 100)); target.GetObservable(ScrollViewer.ViewportProperty).Skip(1).Subscribe(_ => set.Add("Viewport")); target.GetObservable(ScrollViewer.ExtentProperty).Skip(1).Subscribe(_ => set.Add("Extent")); target.Arrange(new Rect(0, 0, 100, 100)); Assert.Equal(new[] { "Viewport", "Extent" }, set); }
public void Arrange_Should_Not_Offset_IScrollable_Bounds() { var scrollable = new TestScrollable { Extent = new Size(100, 100), Offset = new Vector(50, 50), Viewport = new Size(25, 25), }; var target = new ScrollContentPresenter { Content = scrollable, }; target.Measure(new Size(100, 100)); target.Arrange(new Rect(0, 0, 100, 100)); Assert.Equal(new Rect(0, 0, 100, 100), scrollable.Bounds); }
public void BringDescendentIntoView_Should_Update_Offset() { var target = new ScrollContentPresenter { Width = 100, Height = 100, Content = new Border { Width = 200, Height = 200, } }; target.UpdateChild(); target.Measure(Size.Infinity); target.Arrange(new Rect(0, 0, 100, 100)); target.BringDescendentIntoView(target.Child, new Rect(200, 200, 0, 0)); Assert.Equal(new Vector(100, 100), target.Offset); }
private static Control ScrollViewerTemplate(ScrollViewer control) { var result = new ScrollContentPresenter { Name = "contentPresenter", [~ContentPresenter.ContentProperty] = control[~ContentControl.ContentProperty], }; return result; }
public void Offset_Should_Not_Be_Written_To_IScrollable_After_Removal() { var scrollable = new TestScrollable { Extent = new Size(100, 100), Offset = new Vector(50, 50), }; var target = new ScrollContentPresenter { Content = scrollable }; target.Content = null; target.Offset = new Vector(25, 25); Assert.Equal(new Vector(50, 50), scrollable.Offset); }
public void Setting_Offset_Should_Invalidate_Arrange() { var target = new ScrollContentPresenter { Content = new Border { Width = 40, Height = 50 } }; target.Measure(new Size(100, 100)); target.Arrange(new Rect(0, 0, 100, 100)); target.Offset = new Vector(10, 100); Assert.True(target.IsMeasureValid); Assert.False(target.IsArrangeValid); }
public void Content_Can_Be_TopRight_Aligned() { Border content; var target = new ScrollContentPresenter { Content = content = new Border { Padding = new Thickness(8), HorizontalAlignment = HorizontalAlignment.Right, VerticalAlignment = VerticalAlignment.Top, }, }; target.Measure(new Size(100, 100)); target.Arrange(new Rect(0, 0, 100, 100)); Assert.Equal(new Rect(84, 0, 16, 16), content.Bounds); }
public void Offset_Should_Be_Coerced_To_Viewport() { var target = new ScrollContentPresenter(); target.SetValue(ScrollContentPresenter.ExtentProperty, new Size(20, 20)); target.SetValue(ScrollContentPresenter.ViewportProperty, new Size(10, 10)); target.Offset = new Vector(12, 12); Assert.Equal(new Vector(10, 10), target.Offset); }
public void Measure_Should_Pass_Unbounded_X_If_CanScrollHorizontally() { var child = new TestControl(); var target = new ScrollContentPresenter { Content = child, }; target.Measure(new Size(100, 100)); Assert.Equal(Size.Infinity, child.AvailableSize); }
public void Offset_Should_Be_Written_To_IScrollable() { var scrollable = new TestScrollable { Extent = new Size(100, 100), Offset = new Vector(50, 50), }; var target = new ScrollContentPresenter { Content = scrollable }; target.ApplyTemplate(); target.Offset = new Vector(25, 25); Assert.Equal(target.Offset, scrollable.Offset); }
public void Content_Can_Be_Offset() { Border content; var target = new ScrollContentPresenter { Content = (content = new Border { Width = 150, Height = 150, }), Offset = new Vector(25, 25), }; target.Measure(new Size(100, 100)); target.Arrange(new Rect(0, 0, 100, 100)); Assert.Equal(new Rect(-25, -25, 150, 150), content.Bounds); }
public void InvalidateScroll_Should_Be_Cleared_When_Removed_From_Content() { var scrollable = new TestScrollable(); var target = new ScrollContentPresenter { Content = scrollable }; target.ApplyTemplate(); target.Content = null; target.ApplyTemplate(); Assert.Null(scrollable.InvalidateScroll); }
private static Vector ValidateOffset(ScrollContentPresenter o, Vector value) { return ScrollViewer.CoerceOffset( o.GetValue(ExtentProperty), o.GetValue(ViewportProperty), value); }
public void Measure_Should_Pass_Bounded_X_If_CannotScrollHorizontally() { var child = new TestControl(); var target = new ScrollContentPresenter { Content = child, [ScrollContentPresenter.CanScrollHorizontallyProperty] = false, }; target.Measure(new Size(100, 100)); Assert.Equal(new Size(100, double.PositiveInfinity), child.AvailableSize); }