protected void CheckParent(object thisHandle)
{
IntPtr me = (IntPtr)thisHandle;
while (m_onRunning)
{
bool isChildOfProgman = false;
var progman = WinApi.FindWindow("Progman", null);
WinApi.EnumChildWindows(progman, new WinApi.EnumWindowsProc((handle, lparam) =>
{
if (handle == me)
{
isChildOfProgman = true;
return(false);
}
return(true);
}), IntPtr.Zero);
if (isChildOfProgman == false)
{
lock (m_lockFlag)
{
m_needUpdate = true;
}
}
m_waitHandle.WaitOne(2000);
}
}
public static bool FixBehindDesktopIcon(IntPtr formHandle)
{
IntPtr progman = WinApi.FindWindow("Progman", null);
if (progman == IntPtr.Zero)
{
return(false);
}
IntPtr workerw = IntPtr.Zero;
// 여러번 시도함.
for (int step = 0; step < 8; ++step)
{
// 한번씩은 건너뜀.
if (step % 2 == 0)
{
IntPtr result = IntPtr.Zero;
WinApi.SendMessageTimeout(progman,
0x052C,
new IntPtr(0),
IntPtr.Zero,
WinApi.SendMessageTimeoutFlags.SMTO_NORMAL,
10000,
out result);
}
WinApi.EnumWindows(new WinApi.EnumWindowsProc((tophandle, topparamhandle) =>
{
IntPtr p = WinApi.FindWindowEx(tophandle,
IntPtr.Zero,
"SHELLDLL_DefView",
IntPtr.Zero);
if (p != IntPtr.Zero)
{
workerw = WinApi.FindWindowEx(IntPtr.Zero,
tophandle,
"WorkerW",
IntPtr.Zero);
}
return(true);
}), IntPtr.Zero);
if (workerw == IntPtr.Zero)
{
Thread.Sleep(1000);
}
else
{
break;
}
}
if (workerw == IntPtr.Zero)
{
return(false);
}
WinApi.ShowWindow(workerw, 0 /*HIDE*/);
WinApi.SetParent(formHandle, progman);
return(true);
}
public void PerformClickWallpaper(int x, int y)
{
IntPtr flash = this.PlayerHandle;
if (flash != IntPtr.Zero)
{
IntPtr result = IntPtr.Zero;
// 첫번째 클릭에서 포커스를 잠깐 얻고
// 두번째 클릭에서 실제로 클릭이 처리되게 하게끔 함.
// TODO: 아래 방법은 개선되어야 함.
for (int step = 0; step < 2; ++step)
{
WinApi.SendMessageTimeout(flash, 0x201 /*DOWN*/, new IntPtr(1), new IntPtr(WinApi.MakeParam(y, x)),
WinApi.SendMessageTimeoutFlags.SMTO_NORMAL, 0, out result);
WinApi.SendMessageTimeout(flash, 0x202 /*UP*/, new IntPtr(1), new IntPtr(WinApi.MakeParam(y, x)),
WinApi.SendMessageTimeoutFlags.SMTO_NORMAL, 0, out result);
}
}
}