private static bool SendMessageKeyDown(IntPtr hWnd, VKeys key)
{
IntPtr result = MessagingApi.SendMessage(hWnd, (int)Message.KEY_DOWN, (uint)key, GetLParam(1, key, 0, 0, 0, 0));
//return result != IntPtr.Zero;
return(true);
}
public static void CheckKeyShiftState()
{
while ((MessagingApi.GetKeyState((int)VKeys.KEY_MENU) & KEY_PRESSED) == KEY_PRESSED ||
(MessagingApi.GetKeyState((int)VKeys.KEY_CONTROL) & KEY_PRESSED) == KEY_PRESSED ||
(MessagingApi.GetKeyState((int)VKeys.KEY_SHIFT) & KEY_PRESSED) == KEY_PRESSED)
{
Thread.Sleep(1);
}
}
public static bool GetKeyState(Key key)
{
if ((MessagingApi.GetKeyState((int)key.Vk) & 0xF0) == 1)
{
return(true);
}
return(false);
}
public Key(char c)
{
var helper = new Helper {
Value = MessagingApi.VkKeyScan(c)
};
this.Vk = (MessagingApi.VKeys)helper.Low;
this.ShiftKey = MessagingApi.VKeys.NULL;
this.ShiftType = (MessagingApi.ShiftType)helper.High;
}
private static bool PostMessageSafe(IntPtr hWnd, uint msg, uint wParam, uint lParam)
{
bool returnValue = MessagingApi.PostMessage(hWnd, msg, wParam, lParam);
if (!returnValue)
{
// An error occured
throw new Win32Exception(Marshal.GetLastWin32Error());
}
return(true);
}
public static bool SendChar(IntPtr hWnd, char c, bool checkKeyboardState)
{
if (checkKeyboardState)
{
CheckKeyShiftState();
}
//Send VM_CHAR
IntPtr result = MessagingApi.SendMessage(hWnd, (int)Message.VM_CHAR, c, 0);
return(result != IntPtr.Zero);
}
public static void BackgroundMouseClick(IntPtr hWnd, Key key, int x, int y, int delay = 100)
{
switch (key.Vk)
{
case VKeys.KEY_MBUTTON:
MessagingApi.PostMessage(hWnd, (int)Message.MBUTTONDOWN, (uint)key.Vk, GetLParam(x, y));
Thread.Sleep(delay);
MessagingApi.PostMessage(hWnd, (int)Message.MBUTTONUP, (uint)key.Vk, GetLParam(x, y));
break;
case VKeys.KEY_LBUTTON:
MessagingApi.PostMessage(hWnd, (int)Message.LBUTTONDOWN, (uint)key.Vk, GetLParam(x, y));
Thread.Sleep(delay);
MessagingApi.PostMessage(hWnd, (int)Message.LBUTTONUP, (uint)key.Vk, GetLParam(x, y));
break;
case VKeys.KEY_RBUTTON:
MessagingApi.PostMessage(hWnd, (int)Message.RBUTTONDOWN, (uint)key.Vk, GetLParam(x, y));
Thread.Sleep(delay);
MessagingApi.PostMessage(hWnd, (int)Message.RBUTTONUP, (uint)key.Vk, GetLParam(x, y));
break;
}
}
public static bool SendMessageKey(IntPtr hWnd, Key key, bool alt = false, bool ctrl = false, bool shift = false, int delay = 100)
{
CheckKeyShiftState();
// Key down shift, ctrl, and/or alt
if (alt)
{
if (!SendMessageKeyDown(hWnd, VKeys.KEY_MENU))
{
return(false);
}
}
if (ctrl)
{
if (!SendMessageKeyDown(hWnd, VKeys.KEY_CONTROL))
{
return(false);
}
}
if (shift)
{
if (!SendMessageKeyDown(hWnd, VKeys.KEY_SHIFT))
{
return(false);
}
}
//Send VM_CHAR
IntPtr result = MessagingApi.SendMessage(hWnd, (int)Message.VM_CHAR, (uint)key.Vk, GetLParam(1, key.Vk, 0, 0, 0, 0));
//if (result == IntPtr.Zero)
//{
// return false;
//}
Thread.Sleep(delay);
// Key down shift, ctrl, and/or alt
if (alt)
{
if (!SendMessageKeyUp(hWnd, VKeys.KEY_MENU))
{
return(false);
}
}
if (ctrl)
{
if (!SendMessageKeyUp(hWnd, VKeys.KEY_CONTROL))
{
return(false);
}
}
if (shift)
{
if (!SendMessageKeyUp(hWnd, VKeys.KEY_SHIFT))
{
return(false);
}
}
return(true);
}
public static void BackgroundMousePosition(IntPtr hWnd, int x, int y)
{
MessagingApi.PostMessage(hWnd, (int)WindowsMessages.WM_MOUSEMOVE, 0, GetLParam(x, y));
}