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#334 New support of the mpv option snap-window

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This commit is contained in:
stax76
2022-06-11 09:32:02 +02:00
parent 34031fa15d
commit b17ed3675e
10 changed files with 197 additions and 42 deletions
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44
src/Native/Native.cs
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@@ -21,6 +21,9 @@ namespace mpvnet
[DllImport("user32.dll")]
public static extern uint ActivateKeyboardLayout(IntPtr hkl, uint flags);
[DllImport("user32.dll")]
public static extern bool GetWindowRect(IntPtr hwnd, out RECT lpRect);
[DllImport("user32.dll", CharSet = CharSet.Unicode)]
public static extern IntPtr FindWindowEx(
IntPtr parentHandle, IntPtr childAfter, string lclassName, string windowTitle);
@@ -88,6 +91,37 @@ namespace mpvnet
[DllImport("gdi32.dll")]
public static extern int GetDeviceCaps(IntPtr hdc, int nIndex);
[DllImport("dwmapi.dll")]
public static extern int DwmGetWindowAttribute(
IntPtr hwnd, uint dwAttribute, out RECT pvAttribute, uint cbAttribute);
public static bool GetDwmWindowRect(IntPtr handle, out RECT rect)
{
const uint DWMWA_EXTENDED_FRAME_BOUNDS = 9;
return 0 == DwmGetWindowAttribute(handle, DWMWA_EXTENDED_FRAME_BOUNDS, out rect, (uint)Marshal.SizeOf<RECT>());
}
public static Rectangle GetWorkingArea(IntPtr handle, Rectangle workingArea)
{
if (handle != IntPtr.Zero && GetDwmWindowRect(handle, out RECT dwmRect) &&
GetWindowRect(handle, out RECT rect))
{
int left = workingArea.Left;
int top = workingArea.Top;
int right = workingArea.Right;
int bottom = workingArea.Bottom;
left += rect.Left - dwmRect.Left;
top -= rect.Top - dwmRect.Top;
right -= dwmRect.Right - rect.Right;
bottom -= dwmRect.Bottom - rect.Bottom;
return new Rectangle(left, top, right - left, bottom - top);
}
return workingArea;
}
[StructLayout(LayoutKind.Sequential)]
public struct RECT
{
@@ -116,6 +150,16 @@ namespace mpvnet
public Size Size => new Size(Right - Left, Bottom - Top);
public int Width => Right - Left;
public int Height => Bottom - Top;
public static RECT FromRectangle(Rectangle rect)
{
return new RECT(rect.X, rect.Y, rect.X + rect.Width, rect.Y + rect.Height);
}
public override string ToString()
{
return "{Left=" + Left + ",Top=" + Top + ",Right=" + Right + ",Bottom=" + Bottom + "}";
}
}
[StructLayout(LayoutKind.Sequential)]