dont allow the volume setting to wrap

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@11445 a1c6a512-1295-4272-9138-f99709370657

apps/gui/list.c

@@ -720,18 +720,32 @@ void gui_synclist_scroll_left(struct gui_synclist * lists)
 }
 #endif /* HAVE_LCD_BITMAP */
 
-unsigned gui_synclist_do_button(struct gui_synclist * lists, unsigned button)
+unsigned gui_synclist_do_button(struct gui_synclist * lists,
+                                unsigned button,enum list_wrap wrap)
 {
 #ifdef HAVE_LCD_BITMAP
     static bool scrolling_left = false;
 #endif
 
-    gui_synclist_limit_scroll(lists, true);
+    switch (wrap)
+    {
+        case LIST_WRAP_ON:
+            gui_synclist_limit_scroll(lists, false);
+        break;
+        case LIST_WRAP_OFF:
+            gui_synclist_limit_scroll(lists, true);
+        break;
+        case LIST_WRAP_UNLESS_HELD:
+            if (button == ACTION_STD_PREVREPEAT ||
+                button == ACTION_STD_NEXTREPEAT)
+                gui_synclist_limit_scroll(lists, true);
+            else gui_synclist_limit_scroll(lists, false);
+        break;
+    };
+    
     switch(button)
     {
         case ACTION_STD_PREV:
-            gui_synclist_limit_scroll(lists, false);
-
         case ACTION_STD_PREVREPEAT:
             gui_synclist_select_previous(lists);
             gui_synclist_draw(lists);
@@ -739,8 +753,6 @@ unsigned gui_synclist_do_button(struct gui_synclist * lists, unsigned button)
             return ACTION_STD_PREV;
 
         case ACTION_STD_NEXT:
-            gui_synclist_limit_scroll(lists, false);
-
         case ACTION_STD_NEXTREPEAT:
             gui_synclist_select_next(lists);
             gui_synclist_draw(lists);

apps/gui/list.h

@@ -26,6 +26,12 @@
 
 #define SCROLLBAR_WIDTH  6
 
+enum list_wrap {
+    LIST_WRAP_ON = 0,
+    LIST_WRAP_OFF,
+    LIST_WRAP_UNLESS_HELD,
+};
+
 /*
  * The gui_list is based on callback functions, if you want the list
  * to display something you have to provide it a function that
@@ -312,10 +318,13 @@ void gui_synclist_scroll_left(struct gui_synclist * lists);
  * returns the action taken if any, 0 else
  *  - lists : the synchronized lists
  *  - button : the keycode of a pressed button
+ *  - specifies weather to allow the list to wrap or not, values at top of page
  * returned value :
  *  - ACTION_STD_NEXT when moving forward (next item or pgup)
  *  - ACTION_STD_PREV when moving backward (previous item or pgdown)
  */
-extern unsigned gui_synclist_do_button(struct gui_synclist * lists, unsigned button);
+extern unsigned gui_synclist_do_button(struct gui_synclist * lists,
+                                       unsigned button,
+                                       enum list_wrap);
 
 #endif /* _GUI_LIST_H_ */

apps/menu.c

@@ -141,7 +141,7 @@ int menu_show(int m)
         if( menus[m].callback != NULL )
             key = menus[m].callback(key, m);
         /* If moved, "say" the entry under the cursor */
-        if(gui_synclist_do_button(&(menus[m].synclist), key))
+        if(gui_synclist_do_button(&(menus[m].synclist), key,LIST_WRAP_UNLESS_HELD))
             menu_talk_selected(m);
         switch( key ) {
             case ACTION_STD_OK:

apps/playlist_catalog.c

@@ -248,7 +248,7 @@ static int display_playlists(char* playlist, bool view)
         int button = get_action(CONTEXT_LIST,HZ/2);
         char* sel_file;
 
-        gui_synclist_do_button(&playlist_lists, button);
+        gui_synclist_do_button(&playlist_lists, button,LIST_WRAP_UNLESS_HELD);
 
         sel_file = playlists[gui_synclist_get_sel_pos(&playlist_lists)];
 

apps/playlist_viewer.c

@@ -664,7 +664,7 @@ bool playlist_viewer_ex(char* filename)
         /* Timeout so we can determine if play status has changed */
         button = get_action(CONTEXT_TREE,HZ/2);
         int list_action;
-        if( (list_action=gui_synclist_do_button(&playlist_lists, button))!=0 )
+        if( (list_action=gui_synclist_do_button(&playlist_lists, button,LIST_WRAP_UNLESS_HELD))!=0 )
         {
             viewer.selected_track=gui_synclist_get_sel_pos(&playlist_lists);
             if(playlist_buffer_needs_reload(&viewer.buffer,
@@ -847,7 +847,7 @@ bool search_playlist(void)
     while (!exit)
     {
         button = get_action(CONTEXT_LIST,TIMEOUT_BLOCK);
-        if (gui_synclist_do_button(&playlist_lists, button))
+        if (gui_synclist_do_button(&playlist_lists, button,LIST_WRAP_UNLESS_HELD))
             continue;
         switch (button)
         {

apps/plugin.h

@@ -275,7 +275,8 @@ struct plugin_api {
     void (*gui_synclist_scroll_right)(struct gui_synclist * lists);
     void (*gui_synclist_scroll_left)(struct gui_synclist * lists);
 #endif
-    unsigned (*gui_synclist_do_button)(struct gui_synclist * lists, unsigned button);
+    unsigned (*gui_synclist_do_button)(struct gui_synclist * lists,
+                                         unsigned button,enum list_wrap wrap);
 
     /* button */
     long (*button_get)(bool block);

apps/plugins/random_folder_advance_config.c

@@ -184,7 +184,7 @@ void edit_list(void)
     {
         rb->gui_synclist_draw(&lists);
         button = rb->get_action(CONTEXT_LIST,TIMEOUT_BLOCK);
-        if (rb->gui_synclist_do_button(&lists,button))
+        if (rb->gui_synclist_do_button(&lists,button,LIST_WRAP_UNLESS_HELD))
             continue;
         selection = rb->gui_synclist_get_sel_pos(&lists);
         switch (button)

apps/plugins/text_editor.c

@@ -349,7 +349,7 @@ enum plugin_status plugin_start(struct plugin_api* api, void* parameter)
         rb->gui_synclist_draw(&lists);
         cur_sel = rb->gui_synclist_get_sel_pos(&lists);
         button = rb->get_action(CONTEXT_LIST,TIMEOUT_BLOCK);
-        if (rb->gui_synclist_do_button(&lists,button))
+        if (rb->gui_synclist_do_button(&lists,button,LIST_WRAP_UNLESS_HELD))
             continue;
 #ifdef HAVE_ADJUSTABLE_CPU_FREQ
         rb->cpu_boost(0);

apps/screens.c

@@ -1241,7 +1241,7 @@ bool browse_id3(void)
         gui_syncstatusbar_draw(&statusbars, false);
         key = get_action(CONTEXT_LIST,HZ/2);
         if(key!=ACTION_NONE && key!=ACTION_UNKNOWN
-        && !gui_synclist_do_button(&id3_lists, key))
+        && !gui_synclist_do_button(&id3_lists, key,LIST_WRAP_UNLESS_HELD))
         {
             action_signalscreenchange();
             return(default_event_handler(key) == SYS_USB_CONNECTED);

apps/settings.c

@@ -1982,9 +1982,14 @@ bool do_set_setting(const unsigned char* string, void *variable,
     bool done = false;
     struct gui_synclist lists;
     int oldvalue;
+    bool allow_wrap = true;
     
     if (cb_data->type == INT)
-        oldvalue = *(int*)variable;
+    {
+         oldvalue = *(int*)variable;
+         if (variable == &global_settings.volume)
+             allow_wrap = false;
+    }
     else oldvalue = *(bool*)variable;
     
     gui_synclist_init(&lists,value_setting_get_name_cb,(void*)cb_data,false,1);
@@ -2008,8 +2013,8 @@ bool do_set_setting(const unsigned char* string, void *variable,
         action = get_action(CONTEXT_LIST,TIMEOUT_BLOCK); 
         if (action == ACTION_NONE)
             continue;
-        
+        if (gui_synclist_do_button(&lists,action,
-        if (gui_synclist_do_button(&lists,action))
+                                   allow_wrap?LIST_WRAP_UNLESS_HELD:LIST_WRAP_OFF))
         {
             if (global_settings.talk_menu)
             {

apps/tree.c

@@ -674,7 +674,7 @@ static bool dirbrowse(void)
         }
 #endif
         button = get_action(CONTEXT_TREE,HZ/5);
-        returned_button = gui_synclist_do_button(&tree_lists, button);
+        returned_button = gui_synclist_do_button(&tree_lists, button,LIST_WRAP_UNLESS_HELD);
         if (returned_button)
             need_update = true;
         if (returned_button == ACTION_STD_CANCEL)