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Fixed WindowLong issue, the MSDN documentation doesn't work for .NET

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git-svn-id: http://svn.code.sf.net/p/greenshot/code/trunk@2400 7dccd23d-a4a3-4e1f-8c07-b4c1b4018ab4
This commit is contained in:
RKrom 2012-12-20 14:17:27 +00:00
commit efda1e3025
2 changed files with 38 additions and 8 deletions
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38
GreenshotPlugin/UnmanagedHelpers/User32.cs
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@ -114,11 +114,13 @@ namespace GreenshotPlugin.UnmanagedHelpers {
public extern static int SendMessage(IntPtr hWnd, int wMsg, IntPtr wParam, IntPtr lParam);
[DllImport("user32", SetLastError=true, EntryPoint = "SendMessageA")]
public static extern bool SendMessage(IntPtr hWnd, uint msg, int wParam, int lParam);
// See: http://msdn.microsoft.com/en-us/library/windows/desktop/ms633585%28v=vs.85%29.aspx
[DllImport("user32", EntryPoint="GetWindowLongPtr", SetLastError=true)]
[DllImport("user32", SetLastError = true)]
public extern static uint GetWindowLong(IntPtr hwnd, int index);
[DllImport("user32", SetLastError = true)]
public extern static uint GetWindowLongPtr(IntPtr hwnd, int nIndex);
// See: http://msdn.microsoft.com/en-us/library/windows/desktop/ms644898%28v=vs.85%29.aspx
[DllImport("user32", EntryPoint = "SetWindowLongPtr", SetLastError = true)]
[DllImport("user32", SetLastError = true)]
public static extern int SetWindowLong(IntPtr hWnd, int index, uint styleFlags);
[DllImport("user32", SetLastError = true)]
public static extern int SetWindowLongPtr(IntPtr hWnd, int index, uint styleFlags);
[DllImport("user32", SetLastError = true)]
public static extern IntPtr MonitorFromWindow(IntPtr hwnd, uint dwFlags);
@ -221,6 +223,34 @@ namespace GreenshotPlugin.UnmanagedHelpers {
[DllImport("user32", SetLastError = true)]
public static extern IntPtr CreateIconIndirect(ref IconInfo icon);
/// <summary>
/// Wrapper for the GetWindowLong which decides if the system is 64-bit or not and calls the right one.
/// </summary>
/// <param name="hwnd"></param>
/// <param name="nIndex"></param>
/// <returns></returns>
public static uint GetWindowLongWrapper(IntPtr hwnd, int nIndex) {
if (IntPtr.Size == 8) {
return GetWindowLongPtr(hwnd, nIndex);
} else {
return GetWindowLong(hwnd, nIndex);
}
}
/// <summary>
/// Wrapper for the SetWindowLong which decides if the system is 64-bit or not and calls the right one.
/// </summary>
/// <param name="hwnd"></param>
/// <param name="nIndex"></param>
/// <param name="styleFlags"></param>
public static void SetWindowLongWrapper(IntPtr hwnd, int nIndex, uint styleFlags) {
if (IntPtr.Size == 8) {
SetWindowLongPtr(hwnd, nIndex, styleFlags);
} else {
SetWindowLong(hwnd, nIndex, styleFlags);
}
}
public static uint GetGuiResourcesGDICount() {
return GetGuiResources(Process.GetCurrentProcess().Handle, 0);
}