rt_bool_t rtgui_label_event_handler(struct rtgui_widget* widget, struct rtgui_event* event) { struct rtgui_label* label; RT_ASSERT(widget != RT_NULL); label = (struct rtgui_label*) widget; switch (event->type) { case RTGUI_EVENT_PAINT: rtgui_theme_draw_label(label); break; } return RT_FALSE; }
void rtgui_label_set_text(rtgui_label_t* label, const char* text) { RT_ASSERT(label != RT_NULL); if (label->text != RT_NULL) { /* release old text memory */ rt_free(label->text); } if (text != RT_NULL) label->text = (char*)rt_strdup((const char*)text); else label->text = RT_NULL; /* update widget */ rtgui_theme_draw_label(label); }
rt_bool_t rtgui_label_event_handler(struct rtgui_object *object, struct rtgui_event* event) { struct rtgui_label *label; RTGUI_WIDGET_EVENT_HANDLER_PREPARE label = RTGUI_LABEL(object); switch (event->type) { case RTGUI_EVENT_PAINT: rtgui_theme_draw_label(label); break; default: return rtgui_widget_event_handler(object, event); } return RT_FALSE; }
void rtgui_label_set_text(rtgui_label_t* label, const char* text) { RT_ASSERT(label != RT_NULL); if (label->text != RT_NULL) { /* it's a same text string */ if (rt_strncmp(text, label->text, rt_strlen(text)) == 0) return; /* release old text memory */ rtgui_free(label->text); } if (text != RT_NULL) label->text = (char*)rt_strdup((const char*)text); else label->text = RT_NULL; /* update widget */ rtgui_theme_draw_label(label); }