Fix scrolling lines that keep scrolling after exiting plugins and scrolling lines from the fm screen that keep scrolling in the radio context menu, closes FS#10616,

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@23633 a1c6a512-1295-4272-9138-f99709370657

apps/plugin.c

@@ -803,6 +803,11 @@ int plugin_load(const char* plugin, const void* parameter)
 
     button_clear_queue();
 
+    lcd_clear_display();
+#ifdef HAVE_LCD_REMOTE
+    lcd_remote_clear_display();
+#endif
+
 #ifdef HAVE_LCD_BITMAP
     lcd_setfont(FONT_UI);
 #if LCD_DEPTH > 1

apps/recorder/radio.c

@@ -752,6 +752,8 @@ int radio_screen(void)
 
             case ACTION_FM_MENU:
                 viewportmanager_set_statusbar(oldbars);
+                FOR_NB_SCREENS(i)
+                    screens[i].scroll_stop(&vp[i]);
                 radio_menu();
                 curr_preset = find_preset(curr_freq);
                 viewportmanager_set_statusbar(fmbars);