LRESULT StartButton::WndProc	(	UINT	nmsg,
		WPARAM	wparam,
		LPARAM	lparam
	)		`[protected, virtual]`

Reimplemented from OwnerdrawnButton.

Definition at line 182 of file desktopbar.cpp.

{
    switch(nmsg) {
       // one click activation: handle button-down message, don't wait for button-up
      case WM_LBUTTONDOWN:
        if (!Button_GetState(_hwnd)) {
            Button_SetState(_hwnd, TRUE);

            SetCapture(_hwnd);

            SendMessage(GetParent(_hwnd), WM_COMMAND, MAKEWPARAM(GetDlgCtrlID(_hwnd),0), 0);
        }

        Button_SetState(_hwnd, FALSE);
        break;

       // re-target mouse move messages while moving the mouse cursor through the start menu
      case WM_MOUSEMOVE:
        if (GetCapture() == _hwnd) {
            POINT pt = {GET_X_LPARAM(lparam), GET_Y_LPARAM(lparam)};

            ClientToScreen(_hwnd, &pt);
            HWND hwnd = WindowFromPoint(pt);

            if (hwnd && hwnd!=_hwnd) {
                ScreenToClient(hwnd, &pt);
                SendMessage(hwnd, WM_MOUSEMOVE, 0, MAKELPARAM(pt.x, pt.y));
            }
        }
        break;

      case WM_LBUTTONUP:
        if (GetCapture() == _hwnd) {
            ReleaseCapture();

            POINT pt = {GET_X_LPARAM(lparam), GET_Y_LPARAM(lparam)};

            ClientToScreen(_hwnd, &pt);
            HWND hwnd = WindowFromPoint(pt);

            if (hwnd && hwnd!=_hwnd) {
                ScreenToClient(hwnd, &pt);
                PostMessage(hwnd, WM_LBUTTONDOWN, 0, MAKELPARAM(pt.x, pt.y));
                PostMessage(hwnd, WM_LBUTTONUP, 0, MAKELPARAM(pt.x, pt.y));
            }
        }
        break;

      case WM_CANCELMODE:
        ReleaseCapture();
        break;

      default:
        return super::WndProc(nmsg, wparam, lparam);
    }

    return 0;
}

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