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Fixed a NullReference and changed the way we read the icon for the windows in the List.

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git-svn-id: http://svn.code.sf.net/p/greenshot/code/trunk@2419 7dccd23d-a4a3-4e1f-8c07-b4c1b4018ab4
This commit is contained in:
RKrom 2013-01-08 11:13:18 +00:00
commit 8a3fd911bf
3 changed files with 62 additions and 3 deletions
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20
GreenshotPlugin/UnmanagedHelpers/User32.cs
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@ -108,12 +108,16 @@ namespace GreenshotPlugin.UnmanagedHelpers {
[DllImport("user32", CharSet = CharSet.Auto, SetLastError = true)]
public extern static int GetClassName (IntPtr hWnd, StringBuilder lpClassName, int nMaxCount);
[DllImport("user32", SetLastError = true)]
public static extern IntPtr GetClassLong(IntPtr hWnd, int nIndex);
[DllImport("user32", SetLastError = true)]
public static extern IntPtr GetClassLongPtr(IntPtr hWnd, int nIndex);
[DllImport("user32", SetLastError = true)]
[return: MarshalAs(UnmanagedType.Bool)]
public static extern bool PrintWindow(IntPtr hwnd, IntPtr hDC, uint nFlags);
[DllImport("user32", SetLastError=true)]
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);
public static extern IntPtr SendMessage(IntPtr hWnd, int msg, int wParam, int lParam);
[DllImport("user32", SetLastError = true)]
public extern static uint GetWindowLong(IntPtr hwnd, int index);
[DllImport("user32", SetLastError = true)]
@ -223,6 +227,20 @@ namespace GreenshotPlugin.UnmanagedHelpers {
[DllImport("user32", SetLastError = true)]
public static extern IntPtr CreateIconIndirect(ref IconInfo icon);
/// <summary>
/// Wrapper for the GetClassLong which decides if the system is 64-bit or not and calls the right one.
/// </summary>
/// <param name="hWnd">IntPtr</param>
/// <param name="nIndex">int</param>
/// <returns>IntPtr</returns>
public static IntPtr GetClassLongWrapper(IntPtr hWnd, int nIndex) {
if (IntPtr.Size > 4) {
return GetClassLongPtr(hWnd, nIndex);
} else {
return GetClassLong(hWnd, nIndex);
}
}
/// <summary>
/// Wrapper for the GetWindowLong which decides if the system is 64-bit or not and calls the right one.
/// </summary>