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Added DwmEnableComposition for testing

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git-svn-id: http://svn.code.sf.net/p/greenshot/code/trunk@2286 7dccd23d-a4a3-4e1f-8c07-b4c1b4018ab4
This commit is contained in:
RKrom 2012-11-15 12:22:42 +00:00
commit fa02394047
1 changed files with 19 additions and 11 deletions
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30
GreenshotPlugin/UnmanagedHelpers/DWM.cs
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@ -93,6 +93,9 @@ namespace GreenshotPlugin.UnmanagedHelpers {
/// Description of DWM.
/// </summary>
public class DWM {
public static readonly uint DWM_EC_DISABLECOMPOSITION = 0;
public static readonly uint DWM_EC_ENABLECOMPOSITION = 1;
// DWM
[DllImport("dwmapi", SetLastError = true)]
public static extern int DwmRegisterThumbnail(IntPtr dest, IntPtr src, out IntPtr thumb);
@ -103,19 +106,24 @@ namespace GreenshotPlugin.UnmanagedHelpers {
[DllImport("dwmapi", SetLastError = true)]
public static extern int DwmUpdateThumbnailProperties(IntPtr hThumb, ref DWM_THUMBNAIL_PROPERTIES props);
// Deprecated as of Windows 8 Release Preview
// Deprecated as of Windows 8 Release Preview
[DllImport("dwmapi", SetLastError = true)]
public static extern int DwmIsCompositionEnabled(out bool enabled);
[DllImport("dwmapi", SetLastError = true)]
public static extern int DwmGetWindowAttribute(IntPtr hwnd, int dwAttribute, out RECT lpRect, int size);
[DllImport("dwmapi", SetLastError = true)]
public static extern int DwmEnableBlurBehindWindow(IntPtr hwnd, ref DWM_BLURBEHIND blurBehind);
[DllImport("dwmapi", SetLastError = true)]
public static extern uint DwmEnableComposition(uint uCompositionAction);
// Windows 8, e.g.:
//[DllImport("dwmapi", SetLastError = true)]
//public static extern DWMAPI DwmShowContact(DWORD dwPointerID, DWM_SHOWCONTACT eShowContact);
public static void EnableComposition() {
DWM.DwmEnableComposition(DWM.DWM_EC_ENABLECOMPOSITION);
}
public static void DisableComposition() {
DWM.DwmEnableComposition(DWM.DWM_EC_DISABLECOMPOSITION);
}
// Key to ColorizationColor for DWM
// Key to ColorizationColor for DWM
private const string COLORIZATION_COLOR_KEY = @"SOFTWARE\Microsoft\Windows\DWM";
/// <summary>
@ -123,12 +131,12 @@ namespace GreenshotPlugin.UnmanagedHelpers {
/// </summary>
/// <returns>bool true if DWM is available AND active</returns>
public static bool isDWMEnabled() {
// According to: http://technet.microsoft.com/en-us/subscriptions/aa969538%28v=vs.85%29.aspx
// And: http://msdn.microsoft.com/en-us/library/windows/desktop/aa969510%28v=vs.85%29.aspx
// DMW is always enabled on Windows 8! So return true and save a check! ;-)
if (Environment.OSVersion.Version.Major == 6 && Environment.OSVersion.Version.Minor == 2) {
return true;
}
// According to: http://technet.microsoft.com/en-us/subscriptions/aa969538%28v=vs.85%29.aspx
// And: http://msdn.microsoft.com/en-us/library/windows/desktop/aa969510%28v=vs.85%29.aspx
// DMW is always enabled on Windows 8! So return true and save a check! ;-)
if (Environment.OSVersion.Version.Major == 6 && Environment.OSVersion.Version.Minor == 2) {
return true;
}
if (Environment.OSVersion.Version.Major >= 6) {
bool dwmEnabled;
DWM.DwmIsCompositionEnabled(out dwmEnabled);