internal static short GlobalDeleteAtom(short atom)
{
short result = NativeMethodsSetLastError.GlobalDeleteAtom(atom);
ThrowWin32ExceptionsIfError(Marshal.GetLastWin32Error());
return(result);
}
internal static int GetWindowLong(NativeMethods.HWND hWnd, int nIndex)
{
int iResult = 0;
IntPtr result = IntPtr.Zero;
int error = 0;
if (IntPtr.Size == 4)
{
// use GetWindowLong
iResult = NativeMethodsSetLastError.GetWindowLong(hWnd, nIndex);
error = Marshal.GetLastWin32Error();
result = new IntPtr(iResult);
}
else
{
// use GetWindowLongPtr
result = NativeMethodsSetLastError.GetWindowLongPtr(hWnd, nIndex);
error = Marshal.GetLastWin32Error();
iResult = IntPtrToInt32(result);
}
if ((result == IntPtr.Zero) && (error != 0))
{
ThrowWin32ExceptionsIfError(error);
}
return(iResult);
}
internal static NativeMethods.HWND GetWindow(NativeMethods.HWND hwnd, int uCmd)
{
NativeMethods.HWND result = NativeMethodsSetLastError.GetWindow(hwnd, uCmd);
int lastWin32Error = Marshal.GetLastWin32Error();
if (result == NativeMethods.HWND.NULL)
{
ThrowWin32ExceptionsIfError(lastWin32Error);
}
return(result);
}
internal static bool GetMenuBarInfo(NativeMethods.HWND hwnd, int idObject, uint item, ref UnsafeNativeMethods.MENUBARINFO mbi)
{
bool result = NativeMethodsSetLastError.GetMenuBarInfo(hwnd, idObject, item, ref mbi);
int lastWin32Error = Marshal.GetLastWin32Error();
if (!result)
{
ThrowWin32ExceptionsIfError(lastWin32Error);
}
return(result);
}
