add get_path routine in filelist view.

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@341 bbd45198-f89e-11dd-88c7-29a3b14d5316

rtgui/common/rtgui_theme.c

@@ -479,8 +479,8 @@ void rtgui_theme_draw_textbox(rtgui_textbox_t* box)
 			rt_size_t len = rt_strlen(box->text);
 			if (len > 0)
 			{
-				char *text_mask = rtgui_malloc(len);
-				rt_memset(text_mask, '*', len);
+				char *text_mask = rtgui_malloc(len + 1);
+				rt_memset(text_mask, '*', len + 1);
 				text_mask[len] = 0;
 				rtgui_dc_draw_text(dc, text_mask, &rect);
 				rt_free(text_mask);

rtgui/include/rtgui/widgets/filelist_view.h

@@ -53,4 +53,6 @@ void rtgui_filelist_view_clear(rtgui_filelist_view_t* view);
 rt_bool_t rtgui_filelist_view_event_handler(struct rtgui_widget* widget, struct rtgui_event* event);
 void rtgui_filelist_view_set_directory(rtgui_filelist_view_t* view, const char* directory);
 
+void rtgui_filelist_get_fullpath(rtgui_filelist_view_t* view, char* path, rt_size_t len);
+
 #endif

rtgui/widgets/filelist_view.c

@@ -683,3 +683,11 @@ __return:
     /* update view */
     rtgui_widget_update(RTGUI_WIDGET(view));
 }
+
+void rtgui_filelist_get_fullpath(rtgui_filelist_view_t* view, char* path, rt_size_t len)
+{
+	RT_ASSERT(view != RT_NULL);
+
+	rt_sprintf(path, "%s/%s", view->current_directory, 
+		view->items[view->current_item].name);
+}
\ No newline at end of file

rtgui/widgets/label.c

@@ -110,4 +110,7 @@ void rtgui_label_set_text(rtgui_label_t* label, const unsigned char* text)
 
 	if (text != RT_NULL) label->text = (unsigned char*)rt_strdup((const char*)text);
 	else label->text = RT_NULL;
+
+	/* update widget */
+	rtgui_theme_draw_label(label);
 }