diff options
Diffstat (limited to 'components/rtgui/server')
| -rw-r--r-- | components/rtgui/server/server.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/components/rtgui/server/server.c b/components/rtgui/server/server.c index 4b143438fc..65f5d6b321 100644 --- a/components/rtgui/server/server.c +++ b/components/rtgui/server/server.c @@ -136,7 +136,6 @@ void rtgui_server_thread_panel_hide(struct rtgui_event_panel_hide* event) if (panel != RT_NULL) { rt_thread_t tid; - struct rtgui_event_paint epaint; /* send the responses */ rtgui_thread_ack(RTGUI_EVENT(event), RTGUI_STATUS_OK); @@ -153,15 +152,20 @@ void rtgui_server_thread_panel_hide(struct rtgui_event_panel_hide* event) rtgui_list_append(&(panel->thread_list), &(thread->list)); } - /* get new active thread */ - tid = rtgui_panel_get_active_thread(panel); /* send all topwin clip info */ rtgui_topwin_update_clip_to_panel(panel); - /* send paint event */ - RTGUI_EVENT_PAINT_INIT(&epaint); - epaint.wid = RT_NULL; - rtgui_thread_send(tid, (struct rtgui_event*)&epaint, sizeof(epaint)); + /* get new active thread */ + tid = rtgui_panel_get_active_thread(panel); + if (tid != RT_NULL) + { + struct rtgui_event_paint epaint; + + /* send paint event */ + RTGUI_EVENT_PAINT_INIT(&epaint); + epaint.wid = RT_NULL; + rtgui_thread_send(tid, (struct rtgui_event*)&epaint, sizeof(epaint)); + } } else { |