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Support for StartAllBack multitaskbar notification area #1662

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Support for StartAllBack multitaskbar notification area #1662

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5 changes: 3 additions & 2 deletions EarTrumpet/Interop/Helpers/WindowsTaskbar.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -34,7 +34,7 @@ public static uint Dpi
{
unsafe
{
return PInvoke.GetDpiForWindow(new HWND(GetHwnd()));
return PInvoke.GetDpiForShellUIComponent(SHELL_UI_COMPONENT.SHELL_UI_COMPONENT_NOTIFICATIONAREA);
}
}
}
Expand All @@ -53,7 +53,7 @@ public static State Current
var appBarData = new APPBARDATA
{
cbSize = (uint)Marshal.SizeOf(typeof(APPBARDATA)),
hWnd = new HWND(hwnd)
lParam = 0x42 // magic to get active taskbar rect with StartAllBack
};

// SHAppBarMessage: Understands Taskbar auto-hide
Expand All @@ -62,6 +62,7 @@ public static State Current
{
state.Size = appBarData.rc;
state.Location = (Position)appBarData.uEdge;
state.ContainingScreen = Screen.FromRectangle((System.Drawing.Rectangle)appBarData.rc);
}
else
{
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1 change: 1 addition & 0 deletions EarTrumpet/NativeMethods.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -33,6 +33,7 @@ GET_GUI_RESOURCES_FLAGS
GetApplicationUserModelId
GetClassName
GetCurrentProcess
GetDpiForShellUIComponent
GetDpiForSystem
GetDpiForWindow
GetForegroundWindow
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4 changes: 4 additions & 0 deletions EarTrumpet/UI/Views/FlyoutWindow.xaml.cs
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Expand Up @@ -49,7 +49,11 @@ private void OnStateChanged(object sender, object e)

Show();
EnableAcrylicIfApplicable(taskbar);
var prevDpi = this.DpiX();
PositionWindowRelativeToTaskbar(taskbar);
// Account for DPI changing due to SetWindowPos
if (this.DpiX() != prevDpi)
PositionWindowRelativeToTaskbar(taskbar);

// Focus the first device if available.
DevicesList.FindVisualChild<DeviceView>()?.FocusAndRemoveFocusVisual();
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