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Let TitleBar show 'SystemMenu' on mouse right button up. #627

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Merged
pomianowski merged 6 commits into from
Mar 13, 2024
Merged

Let TitleBar show 'SystemMenu' on mouse right button up. #627

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b1c1eb8
Show 'SystemMenu' on mouse right button up.
LHTXQ May 6, 2023
453747e
Merge branch 'development' of https://github.com/lepoco/wpfui into pr…
pomianowski Nov 13, 2023
ecbc0b6
Merge branch 'development' of https://github.com/lepoco/wpfui into pr…
pomianowski Nov 13, 2023
fe0e142
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pomianowski Nov 13, 2023
c81692b
Merge branch 'development' into main
pomianowski Nov 14, 2023
49d3f86
Merge branch 'development' into main
pomianowski Mar 13, 2024
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24 changes: 24 additions & 0 deletions src/Wpf.Ui/Controls/TitleBar/TitleBar.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -32,6 +32,10 @@ public class TitleBar : System.Windows.Controls.Control, IThemeControl
private const string ElementRestoreButton = "PART_RestoreButton";
private const string ElementCloseButton = "PART_CloseButton";

private static DpiScale? dpiScale;

private DependencyObject? parentWindow;

#region Static properties

/// <summary>
Expand Down Expand Up @@ -423,6 +427,8 @@ public TitleBar()
{
SetValue(TemplateButtonCommandProperty, new RelayCommand<TitleBarButtonType>(OnTemplateButtonClick));

dpiScale ??= VisualTreeHelper.GetDpi(this);

Loaded += OnLoaded;
Unloaded += OnUnloaded;
}
Expand Down Expand Up @@ -465,6 +471,15 @@ public override void OnApplyTemplate()
{
base.OnApplyTemplate();

parentWindow = VisualTreeHelper.GetParent(this);

while (parentWindow != null && parentWindow is not Window)
{
parentWindow = VisualTreeHelper.GetParent(parentWindow);
}

this.MouseRightButtonUp += TitleBar_MouseRightButtonUp;

_mainGrid = GetTemplateChild<System.Windows.Controls.Grid>(ElementMainGrid);
_icon = GetTemplateChild<System.Windows.Controls.ContentPresenter>(ElementIcon);

Expand Down Expand Up @@ -652,6 +667,15 @@ or User32.WM.NCLBUTTONUP
}
}

/// <summary>
/// Show 'SystemMenu' on mouse right button up.
/// </summary>
private void TitleBar_MouseRightButtonUp(object sender, MouseButtonEventArgs e)
{
var point = PointToScreen(e.GetPosition(this));
SystemCommands.ShowSystemMenu(parentWindow as Window, new Point(point.X / dpiScale.Value.DpiScaleX, point.Y / dpiScale.Value.DpiScaleY));
}

private T GetTemplateChild<T>(string name)
where T : DependencyObject
{
Expand Down