static void _handle_app_destroy(struct rtgui_event_application* event)
{
rt_uint32_t index;
struct rtgui_app* app;
for (index = 0; index < app_count; index ++)
{
app = (struct rtgui_app*)app_items[index].app;
if (app == event->app)
{
/* remove this application */
app_count --;
if (app_count == 0)
{
rtgui_free(app_items);
app_items = RT_NULL;
}
else if (index == app_count)
{
app_items = rtgui_realloc(app_items, app_count * sizeof(struct rtgui_application_item));
}
else
{
rt_uint32_t j;
for (j = index; j < app_count; j ++)
{
app_items[j] = app_items[j + 1];
}
app_items = rtgui_realloc(app_items, app_count * sizeof(struct rtgui_application_item));
}
rtgui_listctrl_set_items(app_list, (rt_uint32_t)app_items, app_count);
rtgui_ack(RTGUI_EVENT(event), RTGUI_STATUS_OK);
return ;
}
}
/* send ack to the application */
rtgui_ack(RTGUI_EVENT(event), RTGUI_STATUS_ERROR);
return;
}
static void _handle_app_create(struct rtgui_event_application* event)
{
rt_uint32_t index;
rt_int32_t status;
struct rtgui_app* app;
status = RTGUI_STATUS_OK;
for (index = 0; index < app_count; index ++)
{
app = (struct rtgui_app*)app_items[index].app;
if (app == event->app)
{
/* application is created already */
status = RTGUI_STATUS_ERROR;
goto __exit;
}
}
app_count += 1;
if (app_items == RT_NULL)
app_items = (struct rtgui_application_item*) rtgui_malloc(sizeof(struct rtgui_application_item));
else
app_items = (struct rtgui_application_item*) rtgui_realloc(app_items, sizeof(struct rtgui_application_item) * app_count);
if (app_items == RT_NULL)
{
status = RTGUI_STATUS_ERROR;
goto __exit;
}
app = event->app;
app_items[app_count - 1].app = app;
rtgui_listctrl_set_items(app_list, (rt_uint32_t)app_items, app_count);
__exit:
/* send ack to the application */
rtgui_ack(RTGUI_EVENT(event), status);
return;
}
static rt_bool_t rtgui_server_event_handler(struct rtgui_object *object,
struct rtgui_event *event)
{
RT_ASSERT(object != RT_NULL);
RT_ASSERT(event != RT_NULL);
/* dispatch event */
switch (event->type)
{
case RTGUI_EVENT_APP_CREATE:
case RTGUI_EVENT_APP_DESTROY:
if (rtgui_wm_application != RT_NULL)
{
/* forward event to wm application */
rtgui_send(rtgui_wm_application->tid, event, sizeof(struct rtgui_event_application));
}
else
{
/* always ack with OK */
rtgui_ack(event, RTGUI_STATUS_OK);
}
break;
/* mouse and keyboard event */
case RTGUI_EVENT_MOUSE_MOTION:
/* handle mouse motion event */
rtgui_server_handle_mouse_motion((struct rtgui_event_mouse *)event);
break;
case RTGUI_EVENT_MOUSE_BUTTON:
/* handle mouse button */
rtgui_server_handle_mouse_btn((struct rtgui_event_mouse *)event);
break;
case RTGUI_EVENT_KBD:
/* handle keyboard event */
rtgui_server_handle_kbd((struct rtgui_event_kbd *)event);
break;
/* window event */
case RTGUI_EVENT_WIN_CREATE:
if (rtgui_topwin_add((struct rtgui_event_win_create *)event) == RT_EOK)
rtgui_ack(event, RTGUI_STATUS_OK);
else
rtgui_ack(event, RTGUI_STATUS_ERROR);
break;
case RTGUI_EVENT_WIN_SHOW:
if (rtgui_topwin_show((struct rtgui_event_win *)event) == RT_EOK)
rtgui_ack(event, RTGUI_STATUS_OK);
else
rtgui_ack(event, RTGUI_STATUS_ERROR);
break;
case RTGUI_EVENT_WIN_HIDE:
if (rtgui_topwin_hide((struct rtgui_event_win *)event) == RT_EOK)
rtgui_ack(event, RTGUI_STATUS_OK);
else
rtgui_ack(event, RTGUI_STATUS_ERROR);
break;
case RTGUI_EVENT_WIN_MOVE:
if (rtgui_topwin_move((struct rtgui_event_win_move *)event) == RT_EOK)
rtgui_ack(event, RTGUI_STATUS_OK);
else
rtgui_ack(event, RTGUI_STATUS_ERROR);
break;
case RTGUI_EVENT_WIN_MODAL_ENTER:
if (rtgui_topwin_modal_enter((struct rtgui_event_win_modal_enter *)event) == RT_EOK)
rtgui_ack(event, RTGUI_STATUS_OK);
else
rtgui_ack(event, RTGUI_STATUS_ERROR);
break;
case RTGUI_EVENT_WIN_ACTIVATE:
if (rtgui_topwin_activate((struct rtgui_event_win_activate *)event) == RT_EOK)
rtgui_ack(event, RTGUI_STATUS_OK);
else
rtgui_ack(event, RTGUI_STATUS_ERROR);
break;
case RTGUI_EVENT_WIN_DESTROY:
if (last_monitor_topwin != RT_NULL &&
last_monitor_topwin->wid == ((struct rtgui_event_win *)event)->wid)
last_monitor_topwin = RT_NULL;
if (rtgui_topwin_remove(((struct rtgui_event_win *)event)->wid) == RT_EOK)
rtgui_ack(event, RTGUI_STATUS_OK);
else
rtgui_ack(event, RTGUI_STATUS_ERROR);
break;
case RTGUI_EVENT_WIN_RESIZE:
rtgui_topwin_resize(((struct rtgui_event_win_resize *)event)->wid,
&(((struct rtgui_event_win_resize *)event)->rect));
break;
case RTGUI_EVENT_SET_WM:
if (rtgui_wm_application != RT_NULL)
{
rtgui_ack(event, RTGUI_STATUS_ERROR);
}
else
{
struct rtgui_event_set_wm *set_wm;
set_wm = (struct rtgui_event_set_wm *) event;
rtgui_wm_application = set_wm->app;
rtgui_ack(event, RTGUI_STATUS_OK);
}
break;
/* other event */
case RTGUI_EVENT_COMMAND:
break;
case RTGUI_EVENT_UPDATE_BEGIN:
#ifdef RTGUI_USING_MOUSE_CURSOR
/* hide cursor */
rtgui_mouse_hide_cursor();
#endif
break;
case RTGUI_EVENT_UPDATE_END:
/* handle screen update */
rtgui_server_handle_update((struct rtgui_event_update_end *)event);
#ifdef RTGUI_USING_MOUSE_CURSOR
/* show cursor */
rtgui_mouse_show_cursor();
#endif
break;
case RTGUI_EVENT_MONITOR_ADD:
/* handle mouse monitor */
rtgui_server_handle_monitor_add((struct rtgui_event_monitor *)event);
break;
default:
rt_kprintf("RTGUI: wrong event sent to server: %d", event->type);
return RT_FALSE;
}
return RT_TRUE;
}