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https://gitee.com/chinware/atomui.git
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完成tabstrip 阴影
This commit is contained in:
polarboy
parent
d1867a00a1
commit
1c7c8e458a
@ -55,5 +55,37 @@
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</atom:TabStrip>
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</StackPanel>
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</showcase:ShowCaseItem>
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<showcase:ShowCaseItem
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Title="Slide"
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Description="In order to fit in more tabs, they can slide left and right (or up and down).">
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<StackPanel Orientation="Vertical" Spacing="20">
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<atom:TabStrip>
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<atom:TabStripItem>Tab 1</atom:TabStripItem>
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<atom:TabStripItem>Tab 2</atom:TabStripItem>
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<atom:TabStripItem>Tab 3</atom:TabStripItem>
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<atom:TabStripItem>Tab 4</atom:TabStripItem>
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<atom:TabStripItem>Tab 5</atom:TabStripItem>
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<atom:TabStripItem>Tab 6</atom:TabStripItem>
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<atom:TabStripItem>Tab 7</atom:TabStripItem>
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<atom:TabStripItem>Tab 8</atom:TabStripItem>
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<atom:TabStripItem>Tab 9</atom:TabStripItem>
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<atom:TabStripItem>Tab 10</atom:TabStripItem>
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<atom:TabStripItem>Tab 11</atom:TabStripItem>
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<atom:TabStripItem>Tab 12</atom:TabStripItem>
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<atom:TabStripItem>Tab 13</atom:TabStripItem>
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<atom:TabStripItem>Tab 14</atom:TabStripItem>
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<atom:TabStripItem>Tab 15</atom:TabStripItem>
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<atom:TabStripItem>Tab 16</atom:TabStripItem>
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<atom:TabStripItem>Tab 17</atom:TabStripItem>
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<atom:TabStripItem>Tab 18</atom:TabStripItem>
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<atom:TabStripItem>Tab 19</atom:TabStripItem>
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<atom:TabStripItem>Tab 20</atom:TabStripItem>
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<atom:TabStripItem>Tab 21</atom:TabStripItem>
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<atom:TabStripItem>Tab 22</atom:TabStripItem>
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<atom:TabStripItem>Tab 23</atom:TabStripItem>
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</atom:TabStrip>
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</StackPanel>
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</showcase:ShowCaseItem>
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</showcase:ShowCasePanel>
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</UserControl>
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@ -315,6 +315,9 @@ namespace AtomUI.Theme.Styling
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public static readonly TokenResourceKey ItemSelectedColor = new TokenResourceKey("TabControl.ItemSelectedColor");
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public static readonly TokenResourceKey CardGutter = new TokenResourceKey("TabControl.CardGutter");
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public static readonly TokenResourceKey ItemIconMargin = new TokenResourceKey("TabControl.ItemIconMargin");
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public static readonly TokenResourceKey MenuIndicatorPaddingHorizontal = new TokenResourceKey("TabControl.MenuIndicatorPaddingHorizontal");
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public static readonly TokenResourceKey MenuIndicatorPaddingVertical = new TokenResourceKey("TabControl.MenuIndicatorPaddingVertical");
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public static readonly TokenResourceKey MenuEdgeThickness = new TokenResourceKey("TabControl.MenuEdgeThickness");
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}
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public static class TagResourceKey
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@ -7,6 +7,7 @@ using Avalonia.Controls.Templates;
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using Avalonia.Layout;
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using Avalonia.LogicalTree;
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using Avalonia.Media;
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using Avalonia.Rendering;
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namespace AtomUI.Controls;
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@ -121,6 +121,21 @@ internal class TabControlToken : AbstractControlDesignToken
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/// 标签内容 icon 的外边距
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/// </summary>
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public Thickness ItemIconMargin { get; set; }
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/// <summary>
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/// 水平布局的菜单外边距
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/// </summary>
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public Thickness MenuIndicatorPaddingHorizontal { get; set; }
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/// <summary>
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/// 垂直布局的菜单外边距
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/// </summary>
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public Thickness MenuIndicatorPaddingVertical { get; set; }
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/// <summary>
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/// 滚动边缘的厚度
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/// </summary>
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public double MenuEdgeThickness { get; set; }
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internal override void CalculateFromAlias()
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{
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@ -138,6 +153,7 @@ internal class TabControlToken : AbstractControlDesignToken
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bottom:_globalToken.PaddingXXS * 1.5,
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left:_globalToken.Padding,
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right:_globalToken.Padding);
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TitleFontSize = fontToken.FontSize;
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TitleFontSizeLG = fontToken.FontSizeLG;
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TitleFontSizeSM = fontToken.FontSize;
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@ -158,5 +174,10 @@ internal class TabControlToken : AbstractControlDesignToken
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CardGutter = _globalToken.MarginXXS / 2;
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ItemIconMargin = new Thickness(0, 0, _globalToken.MarginSM, 0);
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MenuIndicatorPaddingHorizontal = new Thickness(_globalToken.PaddingXS, 0, 0, 0);
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MenuIndicatorPaddingVertical = new Thickness(0, _globalToken.PaddingXS, 0, 0);
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MenuEdgeThickness = 20;
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}
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}
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232
src/AtomUI.Controls/TabControl/TabScrollViewer.cs
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232
src/AtomUI.Controls/TabControl/TabScrollViewer.cs
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@ -0,0 +1,232 @@
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using System.Globalization;
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using AtomUI.Theme.Styling;
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using AtomUI.Utils;
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using Avalonia;
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using Avalonia.Controls;
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using Avalonia.Controls.Converters;
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using Avalonia.Controls.Metadata;
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using Avalonia.Controls.Presenters;
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using Avalonia.Controls.Primitives;
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using Avalonia.Media;
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using Colors = Avalonia.Media.Colors;
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using GradientStop = Avalonia.Media.GradientStop;
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namespace AtomUI.Controls;
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[TemplatePart(TabScrollViewerTheme.ScrollStartEdgeIndicatorPart, typeof(Control))]
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[TemplatePart(TabScrollViewerTheme.ScrollEndEdgeIndicatorPart, typeof(Control))]
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[TemplatePart(TabScrollViewerTheme.ScrollMenuIndicatorPart, typeof(IconButton))]
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[TemplatePart(TabScrollViewerTheme.ScrollViewContentPart, typeof(ScrollContentPresenter))]
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public class TabScrollViewer : ScrollViewer
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{
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private const int EdgeIndicatorZIndex = 1000;
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#region 内部属性定义
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internal static readonly DirectProperty<TabScrollViewer, Dock> TabStripPlacementProperty =
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AvaloniaProperty.RegisterDirect<TabScrollViewer, Dock>(nameof(TabStripPlacement),
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o => o.TabStripPlacement,
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(o, v) => o.TabStripPlacement = v);
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internal static readonly DirectProperty<TabScrollViewer, IBrush?> EdgeShadowStartColorProperty =
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AvaloniaProperty.RegisterDirect<TabScrollViewer, IBrush?>(nameof(EdgeShadowStartColor),
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o => o.EdgeShadowStartColor,
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(o, v) => o.EdgeShadowStartColor = v);
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internal static readonly DirectProperty<TabScrollViewer, double> MenuEdgeThicknessProperty =
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AvaloniaProperty.RegisterDirect<TabScrollViewer, double>(nameof(MenuEdgeThickness),
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o => o.MenuEdgeThickness,
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(o, v) => o.MenuEdgeThickness = v);
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private Dock _tabStripPlacement;
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internal Dock TabStripPlacement
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{
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get => _tabStripPlacement;
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set => SetAndRaise(TabStripPlacementProperty, ref _tabStripPlacement, value);
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}
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private IBrush? _edgeShadowStartColor;
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internal IBrush? EdgeShadowStartColor
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{
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get => _edgeShadowStartColor;
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set => SetAndRaise(EdgeShadowStartColorProperty, ref _edgeShadowStartColor, value);
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}
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private double _menuEdgeThickness;
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internal double MenuEdgeThickness
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{
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get => _menuEdgeThickness;
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set => SetAndRaise(MenuEdgeThicknessProperty, ref _menuEdgeThickness, value);
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}
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#endregion
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private IconButton? _menuIndicator;
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private Border? _startEdgeIndicator;
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private Border? _endEdgeIndicator;
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static TabScrollViewer()
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{
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AffectsMeasure<TabScrollViewer>(TabStripPlacementProperty);
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}
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public TabScrollViewer()
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{
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HorizontalScrollBarVisibility = ScrollBarVisibility.Auto;
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}
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protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs change)
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{
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base.OnPropertyChanged(change);
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if (change.Property == TabStripPlacementProperty) {
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if (Presenter is TabStripScrollContentPresenter tabStripScrollContentPresenter) {
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tabStripScrollContentPresenter.TabStripPlacement = TabStripPlacement;
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}
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} else if (change.Property == VerticalScrollBarVisibilityProperty ||
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change.Property == OffsetProperty ||
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change.Property == ExtentProperty ||
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change.Property == ViewportProperty) {
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SetupIndicatorsVisibility();
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}
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}
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private void SetupEdgeIndicatorSize()
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{
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if (Presenter is not null) {
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if (TabStripPlacement == Dock.Top || TabStripPlacement == Dock.Bottom) {
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if (_startEdgeIndicator is not null) {
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_startEdgeIndicator.Height = Presenter.DesiredSize.Height;
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_startEdgeIndicator.ZIndex = EdgeIndicatorZIndex;
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_startEdgeIndicator.Background = BuildEdgeIndicatorBrush(TabStripPlacement, true);
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}
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if (_endEdgeIndicator is not null) {
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_endEdgeIndicator.Height = Presenter.DesiredSize.Height;
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_endEdgeIndicator.Margin = new Thickness(0, 0, _menuEdgeThickness, 0);
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_endEdgeIndicator.ZIndex = EdgeIndicatorZIndex;
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_endEdgeIndicator.Background = BuildEdgeIndicatorBrush(TabStripPlacement, false);
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}
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} else {
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if (_startEdgeIndicator is not null) {
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_startEdgeIndicator.Width = Presenter.DesiredSize.Width;
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_startEdgeIndicator.ZIndex = EdgeIndicatorZIndex;
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_startEdgeIndicator.Background = BuildEdgeIndicatorBrush(TabStripPlacement, false);
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}
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if (_endEdgeIndicator is not null) {
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_endEdgeIndicator.Width = Presenter.DesiredSize.Width;
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_endEdgeIndicator.Margin = new Thickness(0, _menuEdgeThickness, 0, 0);
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_endEdgeIndicator.ZIndex = EdgeIndicatorZIndex;
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_endEdgeIndicator.Background = BuildEdgeIndicatorBrush(TabStripPlacement, false);
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}
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}
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}
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}
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private LinearGradientBrush BuildEdgeIndicatorBrush(Dock placement, bool isStart)
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{
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var linearGradientBrush = new LinearGradientBrush()
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{
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GradientStops =
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{
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new GradientStop((_edgeShadowStartColor as SolidColorBrush)!.Color, 0),
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new GradientStop(Colors.Transparent, 1),
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}
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};
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if (placement == Dock.Top || placement == Dock.Bottom) {
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if (isStart) {
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linearGradientBrush.StartPoint = new RelativePoint(0, 0.5, RelativeUnit.Relative);
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linearGradientBrush.EndPoint = new RelativePoint(1, 0.5, RelativeUnit.Relative);
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} else {
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linearGradientBrush.StartPoint = new RelativePoint(1, 0.5, RelativeUnit.Relative);
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linearGradientBrush.EndPoint = new RelativePoint(0, 0.5, RelativeUnit.Relative);
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}
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} else {
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if (isStart) {
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linearGradientBrush.StartPoint = new RelativePoint(0.5, 0, RelativeUnit.Relative);
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linearGradientBrush.EndPoint = new RelativePoint(0.5, 1, RelativeUnit.Relative);
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} else {
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linearGradientBrush.StartPoint = new RelativePoint(0.5, 1, RelativeUnit.Relative);
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linearGradientBrush.EndPoint = new RelativePoint(0.5, 0, RelativeUnit.Relative);
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}
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}
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return linearGradientBrush;
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}
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protected override bool RegisterContentPresenter(ContentPresenter presenter)
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{
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if (presenter is TabStripScrollContentPresenter tabStripScrollContentPresenter) {
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tabStripScrollContentPresenter.TabStripPlacement = TabStripPlacement;
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}
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return base.RegisterContentPresenter(presenter);
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}
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protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
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{
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base.OnApplyTemplate(e);
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_menuIndicator = e.NameScope.Find<IconButton>(TabScrollViewerTheme.ScrollMenuIndicatorPart);
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_startEdgeIndicator = e.NameScope.Find<Border>(TabScrollViewerTheme.ScrollStartEdgeIndicatorPart);
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_endEdgeIndicator = e.NameScope.Find<Border>(TabScrollViewerTheme.ScrollEndEdgeIndicatorPart);
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TokenResourceBinder.CreateTokenBinding(this, EdgeShadowStartColorProperty, GlobalResourceKey.ColorFillSecondary);
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TokenResourceBinder.CreateTokenBinding(this, MenuEdgeThicknessProperty, TabControlResourceKey.MenuEdgeThickness);
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SetupIndicatorsVisibility();
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}
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protected override Size MeasureOverride(Size availableSize)
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{
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var size = base.MeasureOverride(availableSize);
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SetupEdgeIndicatorSize();
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return size;
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}
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private void SetupIndicatorsVisibility()
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{
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var args = new List<object?>();
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object? scrollUpVisibility = default;
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object? scrollDownVisibility = default;
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if (TabStripPlacement == Dock.Top || TabStripPlacement == Dock.Bottom) {
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args.Add(ScrollBarVisibility.Auto);
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args.Add(Offset.X);
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args.Add(Extent.Width);
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args.Add(Viewport.Width);
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scrollUpVisibility =
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MenuScrollingVisibilityConverter.Instance.Convert(args, typeof(bool), 0d, CultureInfo.CurrentCulture);
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scrollDownVisibility =
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MenuScrollingVisibilityConverter.Instance.Convert(args, typeof(bool), 100d, CultureInfo.CurrentCulture);
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} else {
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args.Add(ScrollBarVisibility.Auto);
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args.Add(Offset.Y);
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args.Add(Extent.Height);
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args.Add(Viewport.Height);
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scrollUpVisibility =
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MenuScrollingVisibilityConverter.Instance.Convert(args, typeof(bool), 0d, CultureInfo.CurrentCulture);
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scrollDownVisibility =
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MenuScrollingVisibilityConverter.Instance.Convert(args, typeof(bool), 100d, CultureInfo.CurrentCulture);
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}
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if (_startEdgeIndicator is not null &&
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scrollUpVisibility is not null &&
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scrollUpVisibility != AvaloniaProperty.UnsetValue) {
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_startEdgeIndicator.IsVisible = (bool)scrollUpVisibility;
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}
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if (_endEdgeIndicator is not null &&
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scrollDownVisibility is not null &&
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scrollDownVisibility != AvaloniaProperty.UnsetValue) {
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_endEdgeIndicator.IsVisible = (bool)scrollDownVisibility;
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}
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if (_menuIndicator is not null) {
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var startEdgeVisible = _startEdgeIndicator?.IsVisible ?? false;
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var endEdgeVisible = _endEdgeIndicator?.IsVisible ?? false;
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_menuIndicator.IsVisible = startEdgeVisible || endEdgeVisible;
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}
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}
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}
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230
src/AtomUI.Controls/TabControl/TabScrollViewerTheme.cs
Normal file
230
src/AtomUI.Controls/TabControl/TabScrollViewerTheme.cs
Normal file
@ -0,0 +1,230 @@
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using AtomUI.Data;
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using AtomUI.Theme;
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using AtomUI.Theme.Styling;
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using AtomUI.Utils;
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using Avalonia.Controls;
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using Avalonia.Controls.Presenters;
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using Avalonia.Controls.Primitives;
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using Avalonia.Controls.Templates;
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using Avalonia.Input.GestureRecognizers;
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using Avalonia.Layout;
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using Avalonia.Styling;
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namespace AtomUI.Controls;
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[ControlThemeProvider]
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internal class TabScrollViewerTheme : BaseControlTheme
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{
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public const string ScrollStartEdgeIndicatorPart = "Part_ScrollStartEdgeIndicator";
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public const string ScrollEndEdgeIndicatorPart = "Part_ScrollEndEdgeIndicator";
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public const string ScrollMenuIndicatorPart = "Part_ScrollMenuIndicator";
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public const string ScrollViewContentPart = "PART_ContentPresenter";
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public const string ScrollViewLayoutPart = "PART_ScrollViewLayout";
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public const string ScrollViewWrapperLayoutPart = "PART_ScrollViewWrapperLayout";
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public TabScrollViewerTheme()
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: base(typeof(TabScrollViewer)) { }
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protected override IControlTemplate BuildControlTemplate()
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{
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return new FuncControlTemplate<TabScrollViewer>((scrollViewer, scope) =>
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{
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scrollViewer.HorizontalScrollBarVisibility = ScrollBarVisibility.Auto;
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var containerLayout = new Panel()
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{
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Name = ScrollViewWrapperLayoutPart
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};
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var scrollViewLayout = new DockPanel()
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{
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Name = ScrollViewLayoutPart
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};
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var menuIndicatorIcon = new PathIcon()
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{
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Kind = "EllipsisOutlined",
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HorizontalAlignment = HorizontalAlignment.Center,
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VerticalAlignment = VerticalAlignment.Center
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};
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TokenResourceBinder.CreateTokenBinding(menuIndicatorIcon, PathIcon.WidthProperty, GlobalResourceKey.IconSize);
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TokenResourceBinder.CreateTokenBinding(menuIndicatorIcon, PathIcon.HeightProperty, GlobalResourceKey.IconSize);
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TokenResourceBinder.CreateTokenBinding(menuIndicatorIcon, PathIcon.NormalFilledBrushProperty, GlobalResourceKey.ColorTextSecondary);
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var menuIndicator = new IconButton()
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{
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Name = ScrollMenuIndicatorPart,
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Icon = menuIndicatorIcon
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};
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menuIndicator.RegisterInNameScope(scope);
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var scrollViewContent = CreateScrollContentPresenter();
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DockPanel.SetDock(scrollViewContent, Dock.Left);
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DockPanel.SetDock(menuIndicator, Dock.Right);
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scrollViewLayout.Children.Add(menuIndicator);
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scrollViewLayout.Children.Add(scrollViewContent);
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scrollViewContent.RegisterInNameScope(scope);
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var startEdgeIndicator = new Border()
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{
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Name = ScrollStartEdgeIndicatorPart,
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HorizontalAlignment = HorizontalAlignment.Left,
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VerticalAlignment = VerticalAlignment.Top,
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IsHitTestVisible = false
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};
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startEdgeIndicator.RegisterInNameScope(scope);
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containerLayout.Children.Add(startEdgeIndicator);
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var endEdgeIndicator = new Border()
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{
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HorizontalAlignment = HorizontalAlignment.Right,
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VerticalAlignment = VerticalAlignment.Top,
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Name = ScrollEndEdgeIndicatorPart,
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IsHitTestVisible = false
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};
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endEdgeIndicator.RegisterInNameScope(scope);
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containerLayout.Children.Add(endEdgeIndicator);
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containerLayout.Children.Add(scrollViewLayout);
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return containerLayout;
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});
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}
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private ScrollContentPresenter CreateScrollContentPresenter()
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{
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var scrollViewContent = new TabStripScrollContentPresenter()
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{
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Name = ScrollViewContentPart,
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};
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CreateTemplateParentBinding(scrollViewContent, ScrollContentPresenter.MarginProperty,
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TabScrollViewer.PaddingProperty);
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CreateTemplateParentBinding(scrollViewContent, ScrollContentPresenter.HorizontalSnapPointsAlignmentProperty,
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TabScrollViewer.HorizontalSnapPointsAlignmentProperty);
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CreateTemplateParentBinding(scrollViewContent, ScrollContentPresenter.HorizontalSnapPointsTypeProperty,
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TabScrollViewer.HorizontalSnapPointsTypeProperty);
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CreateTemplateParentBinding(scrollViewContent, ScrollContentPresenter.VerticalSnapPointsAlignmentProperty,
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||||
TabScrollViewer.VerticalSnapPointsAlignmentProperty);
|
||||
CreateTemplateParentBinding(scrollViewContent, ScrollContentPresenter.VerticalSnapPointsTypeProperty,
|
||||
TabScrollViewer.VerticalSnapPointsTypeProperty);
|
||||
var scrollGestureRecognizer = new ScrollGestureRecognizer();
|
||||
BindUtils.RelayBind(scrollViewContent, ScrollContentPresenter.CanHorizontallyScrollProperty, scrollGestureRecognizer,
|
||||
ScrollGestureRecognizer.CanHorizontallyScrollProperty);
|
||||
BindUtils.RelayBind(scrollViewContent, ScrollContentPresenter.CanVerticallyScrollProperty, scrollGestureRecognizer,
|
||||
ScrollGestureRecognizer.CanVerticallyScrollProperty);
|
||||
|
||||
CreateTemplateParentBinding(scrollGestureRecognizer, ScrollGestureRecognizer.IsScrollInertiaEnabledProperty,
|
||||
TabScrollViewer.IsScrollInertiaEnabledProperty);
|
||||
scrollViewContent.GestureRecognizers.Add(scrollGestureRecognizer);
|
||||
|
||||
return scrollViewContent;
|
||||
}
|
||||
|
||||
protected override void BuildStyles()
|
||||
{
|
||||
var topPlacementStyle = new Style(selector => selector.Nesting().PropertyEquals(TabScrollViewer.TabStripPlacementProperty, Dock.Top));
|
||||
{
|
||||
var contentPresenterStyle =
|
||||
new Style(selector => selector.Nesting().Template().OfType<TabStripScrollContentPresenter>());
|
||||
contentPresenterStyle.Add(DockPanel.DockProperty, Dock.Left);
|
||||
var menuIndicatorStyle =
|
||||
new Style(selector => selector.Nesting().Template().Name(ScrollMenuIndicatorPart));
|
||||
menuIndicatorStyle.Add(DockPanel.DockProperty, Dock.Right);
|
||||
menuIndicatorStyle.Add(IconButton.PaddingProperty, TabControlResourceKey.MenuIndicatorPaddingHorizontal);
|
||||
|
||||
var startEdgeIndicatorStyle = new Style(selector => selector.Nesting().Template().Name(ScrollStartEdgeIndicatorPart));
|
||||
startEdgeIndicatorStyle.Add(Control.WidthProperty, TabControlResourceKey.MenuEdgeThickness);
|
||||
topPlacementStyle.Add(startEdgeIndicatorStyle);
|
||||
|
||||
var endEdgeIndicatorStyle = new Style(selector => selector.Nesting().Template().Name(ScrollEndEdgeIndicatorPart));
|
||||
endEdgeIndicatorStyle.Add(Control.WidthProperty, TabControlResourceKey.MenuEdgeThickness);
|
||||
topPlacementStyle.Add(endEdgeIndicatorStyle);
|
||||
|
||||
topPlacementStyle.Add(menuIndicatorStyle);
|
||||
topPlacementStyle.Add(contentPresenterStyle);
|
||||
}
|
||||
|
||||
Add(topPlacementStyle);
|
||||
|
||||
var rightPlacementStyle = new Style(selector => selector.Nesting().PropertyEquals(TabScrollViewer.TabStripPlacementProperty, Dock.Right));
|
||||
|
||||
{
|
||||
var contentPresenterStyle =
|
||||
new Style(selector => selector.Nesting().Template().OfType<TabStripScrollContentPresenter>());
|
||||
contentPresenterStyle.Add(DockPanel.DockProperty, Dock.Top);
|
||||
var menuIndicatorStyle =
|
||||
new Style(selector => selector.Nesting().Template().Name(ScrollMenuIndicatorPart));
|
||||
menuIndicatorStyle.Add(DockPanel.DockProperty, Dock.Bottom);
|
||||
menuIndicatorStyle.Add(IconButton.PaddingProperty, TabControlResourceKey.MenuIndicatorPaddingVertical);
|
||||
|
||||
var startEdgeIndicatorStyle = new Style(selector => selector.Nesting().Template().Name(ScrollStartEdgeIndicatorPart));
|
||||
startEdgeIndicatorStyle.Add(Control.HeightProperty, TabControlResourceKey.MenuEdgeThickness);
|
||||
topPlacementStyle.Add(startEdgeIndicatorStyle);
|
||||
|
||||
var endEdgeIndicatorStyle = new Style(selector => selector.Nesting().Template().Name(ScrollStartEdgeIndicatorPart));
|
||||
endEdgeIndicatorStyle.Add(Control.HeightProperty, TabControlResourceKey.MenuEdgeThickness);
|
||||
topPlacementStyle.Add(endEdgeIndicatorStyle);
|
||||
|
||||
rightPlacementStyle.Add(menuIndicatorStyle);
|
||||
rightPlacementStyle.Add(contentPresenterStyle);
|
||||
}
|
||||
|
||||
Add(rightPlacementStyle);
|
||||
|
||||
var bottomPlacementStyle = new Style(selector => selector.Nesting().PropertyEquals(TabScrollViewer.TabStripPlacementProperty, Dock.Bottom));
|
||||
|
||||
{
|
||||
var contentPresenterStyle =
|
||||
new Style(selector => selector.Nesting().Template().OfType<TabStripScrollContentPresenter>());
|
||||
contentPresenterStyle.Add(DockPanel.DockProperty, Dock.Left);
|
||||
var menuIndicatorStyle =
|
||||
new Style(selector => selector.Nesting().Template().Name(ScrollMenuIndicatorPart));
|
||||
menuIndicatorStyle.Add(DockPanel.DockProperty, Dock.Right);
|
||||
menuIndicatorStyle.Add(IconButton.PaddingProperty, TabControlResourceKey.MenuIndicatorPaddingHorizontal);
|
||||
|
||||
var startEdgeIndicatorStyle = new Style(selector => selector.Nesting().Template().Name(ScrollStartEdgeIndicatorPart));
|
||||
startEdgeIndicatorStyle.Add(Control.WidthProperty, TabControlResourceKey.MenuEdgeThickness);
|
||||
topPlacementStyle.Add(startEdgeIndicatorStyle);
|
||||
|
||||
var endEdgeIndicatorStyle = new Style(selector => selector.Nesting().Template().Name(ScrollStartEdgeIndicatorPart));
|
||||
endEdgeIndicatorStyle.Add(Control.WidthProperty, TabControlResourceKey.MenuEdgeThickness);
|
||||
topPlacementStyle.Add(endEdgeIndicatorStyle);
|
||||
|
||||
bottomPlacementStyle.Add(menuIndicatorStyle);
|
||||
bottomPlacementStyle.Add(contentPresenterStyle);
|
||||
}
|
||||
|
||||
Add(bottomPlacementStyle);
|
||||
|
||||
var leftPlacementStyle = new Style(selector => selector.Nesting().PropertyEquals(TabScrollViewer.TabStripPlacementProperty, Dock.Left));
|
||||
|
||||
{
|
||||
var contentPresenterStyle =
|
||||
new Style(selector => selector.Nesting().Template().OfType<TabStripScrollContentPresenter>());
|
||||
contentPresenterStyle.Add(DockPanel.DockProperty, Dock.Top);
|
||||
var menuIndicatorStyle =
|
||||
new Style(selector => selector.Nesting().Template().Name(ScrollMenuIndicatorPart));
|
||||
menuIndicatorStyle.Add(DockPanel.DockProperty, Dock.Bottom);
|
||||
menuIndicatorStyle.Add(IconButton.PaddingProperty, TabControlResourceKey.MenuIndicatorPaddingVertical);
|
||||
|
||||
var startEdgeIndicatorStyle = new Style(selector => selector.Nesting().Template().Name(ScrollStartEdgeIndicatorPart));
|
||||
startEdgeIndicatorStyle.Add(Control.HeightProperty, TabControlResourceKey.MenuEdgeThickness);
|
||||
topPlacementStyle.Add(startEdgeIndicatorStyle);
|
||||
|
||||
var endEdgeIndicatorStyle = new Style(selector => selector.Nesting().Template().Name(ScrollStartEdgeIndicatorPart));
|
||||
endEdgeIndicatorStyle.Add(Control.HeightProperty, TabControlResourceKey.MenuEdgeThickness);
|
||||
topPlacementStyle.Add(endEdgeIndicatorStyle);
|
||||
|
||||
leftPlacementStyle.Add(menuIndicatorStyle);
|
||||
leftPlacementStyle.Add(contentPresenterStyle);
|
||||
}
|
||||
|
||||
Add(leftPlacementStyle);
|
||||
}
|
||||
}
|
||||
@ -0,0 +1,64 @@
|
||||
using System.Reflection;
|
||||
using Avalonia;
|
||||
using Avalonia.Controls;
|
||||
using Avalonia.Controls.Presenters;
|
||||
using Avalonia.Controls.Primitives;
|
||||
using Avalonia.Input;
|
||||
using Avalonia.Rendering;
|
||||
|
||||
namespace AtomUI.Controls;
|
||||
|
||||
internal class TabStripScrollContentPresenter : ScrollContentPresenter, ICustomHitTest
|
||||
{
|
||||
internal Dock TabStripPlacement { get; set; } = Dock.Top;
|
||||
|
||||
private static readonly MethodInfo SnapOffsetMethodInfo;
|
||||
|
||||
static TabStripScrollContentPresenter()
|
||||
{
|
||||
SnapOffsetMethodInfo =
|
||||
typeof(ScrollContentPresenter).GetMethod("SnapOffset", BindingFlags.Instance | BindingFlags.NonPublic)!;
|
||||
}
|
||||
|
||||
protected override void OnPointerWheelChanged(PointerWheelEventArgs e)
|
||||
{
|
||||
if (Extent.Height > Viewport.Height || Extent.Width > Viewport.Width) {
|
||||
var scrollable = Child as ILogicalScrollable;
|
||||
var isLogical = scrollable?.IsLogicalScrollEnabled == true;
|
||||
|
||||
var x = Offset.X;
|
||||
var y = Offset.Y;
|
||||
var delta = e.Delta;
|
||||
|
||||
if (TabStripPlacement == Dock.Top || TabStripPlacement == Dock.Bottom) {
|
||||
delta = new Vector(delta.Y, delta.X);
|
||||
}
|
||||
|
||||
if (Extent.Height > Viewport.Height) {
|
||||
double height = isLogical ? scrollable!.ScrollSize.Height : 50;
|
||||
y += -delta.Y * height;
|
||||
y = Math.Max(y, 0);
|
||||
y = Math.Min(y, Extent.Height - Viewport.Height);
|
||||
}
|
||||
|
||||
if (Extent.Width > Viewport.Width) {
|
||||
double width = isLogical ? scrollable!.ScrollSize.Width : 50;
|
||||
x += -delta.X * width;
|
||||
x = Math.Max(x, 0);
|
||||
x = Math.Min(x, Extent.Width - Viewport.Width);
|
||||
}
|
||||
|
||||
Vector newOffset = (Vector)SnapOffsetMethodInfo.Invoke(this, new object?[] { new Vector(x, y), delta, true })!;
|
||||
|
||||
bool offsetChanged = newOffset != Offset;
|
||||
SetCurrentValue(OffsetProperty, newOffset);
|
||||
|
||||
e.Handled = !IsScrollChainingEnabled || offsetChanged;
|
||||
}
|
||||
}
|
||||
|
||||
public bool HitTest(Point point)
|
||||
{
|
||||
return true;
|
||||
}
|
||||
}
|
||||
@ -16,6 +16,15 @@ internal class TabStripTheme : BaseTabStripTheme
|
||||
public TabStripTheme() : base(typeof(TabStrip)) { }
|
||||
|
||||
protected override void NotifyBuildControlTemplate(BaseTabStrip baseTabStrip, INameScope scope, Border container)
|
||||
{
|
||||
var tabScrollViewer = new TabScrollViewer();
|
||||
CreateTemplateParentBinding(tabScrollViewer, TabScrollViewer.TabStripPlacementProperty, TabStrip.TabStripPlacementProperty);
|
||||
var contentPanel = CreateTabStripContentPanel(scope);
|
||||
tabScrollViewer.Content = contentPanel;
|
||||
container.Child = tabScrollViewer;
|
||||
}
|
||||
|
||||
private Panel CreateTabStripContentPanel(INameScope scope)
|
||||
{
|
||||
var layout = new Panel();
|
||||
var itemsPresenter = new ItemsPresenter
|
||||
@ -33,7 +42,7 @@ internal class TabStripTheme : BaseTabStripTheme
|
||||
layout.Children.Add(itemsPresenter);
|
||||
layout.Children.Add(border);
|
||||
CreateTemplateParentBinding(itemsPresenter, ItemsPresenter.ItemsPanelProperty, TabStrip.ItemsPanelProperty);
|
||||
container.Child = layout;
|
||||
return layout;
|
||||
}
|
||||
|
||||
protected override void BuildStyles()
|
||||
|
||||
Loading…
Reference in New Issue
Block a user