C++ (Cpp) get_active_canvas Examples

Example #1

File: x11mouse.c Project: AreaScout/vice

void ui_check_mouse_cursor(void)
{
#ifdef HAVE_FULLSCREEN
    if (machine_class != VICE_MACHINE_VSID) {
        video_canvas_t *canvas;
        if ((canvas = get_active_canvas()) == NULL) {
            DBG(("ui_check_mouse_cursor canvas == NULL"));
            mouse_cursor_grab(0, NULL);
            return;
        }
        if (canvas->fullscreenconfig == NULL) {
            log_error(ui_log, "ui_check_mouse_cursor canvas->fullscreenconfig == NULL");
            mouse_cursor_grab(0, NULL);
            return;
        }

        if (canvas->fullscreenconfig->enable) {
            if (_mouse_enabled) {
                mouse_cursor_grab(1, blankCursor);
            } else {
                /* FIXME: this case seems odd */
                mouse_cursor_grab(1, NULL);
            }
            return;
        }
    }
#endif
    if (_mouse_enabled) {
        mouse_cursor_grab(1, blankCursor);
    } else {
        mouse_cursor_grab(0, NULL);
    }
}

Example #2

File: lenmus_canvas.cpp Project: gouchi/lenmus

//---------------------------------------------------------------------------------------
void ContentWindow::on_window_closing(wxAuiNotebookEvent& event)
{
    Canvas* pCanvas = get_active_canvas();
    if (pCanvas)
        pCanvas->Close();       //this triggers a wxCloseEvent to allow for
                                //checking if need to save the Document
//wxMessageBox("Closing");
//event.Veto();
}