private bool IsSupportShellEvents(User32.ShellEvents shellEvents)
{
return(shellEvents != User32.ShellEvents.HSHELL_WINDOWACTIVATED &&
shellEvents != User32.ShellEvents.HSHELL_WINDOWDESTROYED &&
shellEvents != User32.ShellEvents.HSHELL_WINDOWCREATED &&
shellEvents != User32.ShellEvents.HSHELL_RUDEAPPACTIVATED);
}
private void OnShellWndProc(IntPtr hWnd, User32.ShellEvents shellEvents)
{
if (IsSupportShellEvents(shellEvents))
{
return;
}
int pId = User32.GetWindowThreadProcessId(hWnd);
if (shellEvents == User32.ShellEvents.HSHELL_RUDEAPPACTIVATED)
{
if (_foregroundProcess?.Id == pId)
{
SetActionType(_foregroundProcess, _foregroundHandle, ActionType.Blur);
_foregroundProcess = null;
_foregroundHandle = IntPtr.Zero;
}
}
if (pId <= 0)
{
return;
}
if (User32.GetAncestor(hWnd, User32.GetAncestorFlags.GetRootOwner) != hWnd || !User32.IsWindowEnabled(hWnd))
{
return;
}
if (shellEvents == User32.ShellEvents.HSHELL_WINDOWDESTROYED)
{
if (!User32.IsWindow(hWnd))
{
return;
}
}
else
{
if (!User32.IsWindowVisible(hWnd) || !User32.IsWindow(hWnd))
{
return;
}
}
var proessInfo = new ProcessInfo(pId);
if (!File.Exists(proessInfo.FileName))
{
return;
}
SetActionType(proessInfo, hWnd, ShellEventToActionType(shellEvents));
}
private ActionType ShellEventToActionType(User32.ShellEvents events) => events switch
{