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refactor: a better way to fix window drop shadow effect on Win10

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leo 2024-09-19 09:50:27 +08:00
parent 687b58576d
commit 5574dd2c38
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1 changed files with 9 additions and 23 deletions
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32
src/Native/Windows.cs
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@ -26,23 +26,11 @@ namespace SourceGit.Native
internal string szCSDVersion;
}
[StructLayout(LayoutKind.Sequential)]
internal struct MARGINS
{
public int cxLeftWidth;
public int cxRightWidth;
public int cyTopHeight;
public int cyBottomHeight;
}
[DllImport("shlwapi.dll", CharSet = CharSet.Unicode, SetLastError = false)]
private static extern bool PathFindOnPath([In, Out] StringBuilder pszFile, [In] string[] ppszOtherDirs);
[DllImport("ntdll")]
private static extern int RtlGetVersion(ref RTL_OSVERSIONINFOEX lpVersionInformation);
[DllImport("dwmapi.dll")]
private static extern int DwmExtendFrameIntoClientArea(IntPtr hwnd, ref MARGINS margins);
[DllImport("shlwapi.dll", CharSet = CharSet.Unicode, SetLastError = false)]
private static extern bool PathFindOnPath([In, Out] StringBuilder pszFile, [In] string[] ppszOtherDirs);
[DllImport("shell32.dll", CharSet = CharSet.Unicode, SetLastError = false)]
private static extern IntPtr ILCreateFromPathW(string pszPath);
@ -60,8 +48,8 @@ namespace SourceGit.Native
v.dwOSVersionInfoSize = (uint)Marshal.SizeOf<RTL_OSVERSIONINFOEX>();
if (RtlGetVersion(ref v) == 0 && (v.dwMajorVersion < 10 || v.dwBuildNumber < 22000))
{
Window.WindowStateProperty.Changed.AddClassHandler<Window>((w, _) => ExtendWindowFrame(w));
Control.LoadedEvent.AddClassHandler<Window>((w, _) => ExtendWindowFrame(w));
Window.WindowStateProperty.Changed.AddClassHandler<Window>((w, _) => FixWindowFrameOnWin10(w));
Control.LoadedEvent.AddClassHandler<Window>((w, _) => FixWindowFrameOnWin10(w));
}
}
@ -206,14 +194,12 @@ namespace SourceGit.Native
Process.Start(start);
}
private void ExtendWindowFrame(Window w)
private void FixWindowFrameOnWin10(Window w)
{
var platformHandle = w.TryGetPlatformHandle();
if (platformHandle == null)
return;
var margins = new MARGINS { cxLeftWidth = 1, cxRightWidth = 1, cyTopHeight = 1, cyBottomHeight = 1 };
DwmExtendFrameIntoClientArea(platformHandle.Handle, ref margins);
if (w.WindowState != WindowState.Normal)
w.SystemDecorations = SystemDecorations.Full;
else
w.SystemDecorations = SystemDecorations.BorderOnly;
}
#region EXTERNAL_EDITOR_FINDER