get repeat/hold actions working on the touchscreen WPS. prepending an action with & means that this will only get triggered if you hold down the area. cabbie WPS updated so the fwd/rwd icons will do that when held or skip fwd/back if just pressed.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@20974 a1c6a512-1295-4272-9138-f99709370657

apps/gui/gwps-common.c

@@ -268,7 +268,13 @@ bool ffwd_rew(int button)
                 break;
         }
         if (!exit)
+        {
             button = get_action(CONTEXT_WPS|ALLOW_SOFTLOCK,TIMEOUT_BLOCK);
+#ifdef HAVE_TOUCHSCREEN
+            if (button == ACTION_TOUCHSCREEN)
+                button = wps_get_touchaction(gui_wps[SCREEN_MAIN].data);
+#endif
+        }        
     }
     return usb;
 }

apps/gui/gwps.c

@@ -295,15 +295,16 @@ void gwps_draw_statusbars(void)
     viewportmanager_set_statusbar(wpsbars);
 }
 #ifdef HAVE_TOUCHSCREEN
-static int wps_get_touchaction(struct wps_data *data)
+int wps_get_touchaction(struct wps_data *data)
 {
     short x,y;
     short vx, vy;
     int type = action_get_touchscreen_press(&x, &y);
     int i;
+    static int last_action = ACTION_NONE;
     struct touchregion *r;
-    if (type != BUTTON_REL)
-        return ACTION_TOUCHSCREEN;
+    bool repeated = (type == BUTTON_REPEAT);
+    bool released = (type == BUTTON_REL);
     for (i=0; i<data->touchregion_count; i++)
     {
         r = &data->touchregion[i];
@@ -320,9 +321,19 @@ static int wps_get_touchaction(struct wps_data *data)
             /* now see if the point is inside this region */
             if (vx >= r->x && vx < r->x+r->width &&
                 vy >= r->y && vy < r->y+r->height)
-                return r->action;
+            {
+                if ((repeated && r->repeat) ||
+                    (released && !r->repeat))
+                {
+                    last_action = r->action;    
+                    return r->action;
+                }    
+            }    
         }
     }
+    if ((last_action == ACTION_WPS_SEEKBACK || last_action == ACTION_WPS_SEEKFWD))
+        return ACTION_WPS_STOPSEEK;
+    last_action = ACTION_TOUCHSCREEN;
     return ACTION_TOUCHSCREEN;
 }
 #endif

apps/gui/gwps.h

@@ -375,6 +375,7 @@ struct touchregion {
     short int y;             /* y-pos */
     short int width;         /* width */
     short int height;        /* height */
+    bool repeat;             /* requires the area be held for the action */
     int action;              /* action this button will return */
 };
 #define MAX_TOUCHREGIONS    12
@@ -533,6 +534,10 @@ extern struct gui_wps gui_wps[NB_SCREENS];
 
 void gui_sync_wps_init(void);
 
+#ifdef HAVE_TOUCHSCREEN
+int wps_get_touchaction(struct wps_data *data);
+#endif
+
 #ifdef HAVE_ALBUMART
 /* gives back if WPS contains an albumart tag */
 bool gui_sync_wps_uses_albumart(void);

apps/gui/wps_parser.c

@@ -1163,6 +1163,7 @@ struct touchaction {char* s; int action;};
 static struct touchaction touchactions[] = {
     {"play", ACTION_WPS_PLAY }, {"stop", ACTION_WPS_STOP },
     {"prev", ACTION_WPS_SKIPPREV }, {"next", ACTION_WPS_SKIPNEXT },
+    {"ffwd", ACTION_WPS_SEEKFWD }, {"rwd", ACTION_WPS_SEEKBACK },
     {"menu", ACTION_WPS_MENU }, {"browse", ACTION_WPS_BROWSE },
     {"shuffle", ACTION_TOUCH_SHUFFLE }, {"repmode", ACTION_TOUCH_REPMODE },
     {"quickscreen", ACTION_WPS_QUICKSCREEN },{"contextmenu", ACTION_WPS_CONTEXT },
@@ -1178,13 +1179,14 @@ static int parse_touchregion(const char *wps_bufptr,
     int x,y,w,h;
     
     /* format: %T|x|y|width|height|action|
+     * if action starts with & the area must be held to happen
      * action is one of:
      * play  -  play/pause playback
      * stop  -  stop playback, exit the wps
      * prev  -  prev track
      * next  -  next track
-     * ffwd
-     * rwd
+     * ffwd  -  seek forward
+     * rwd   -  seek backwards
      * menu  -  go back to the main menu
      * browse - go back to the file/db browser
      * shuffle - toggle shuffle mode
@@ -1213,6 +1215,14 @@ static int parse_touchregion(const char *wps_bufptr,
     region->height = h;
     region->wvp = &wps_data->viewports[wps_data->num_viewports];
     i = 0;
+    if (*action == '&')
+    {
+        action++;
+        region->repeat = true;
+    }
+    else
+        region->repeat = false;
+        
     while ((region->action == ACTION_NONE) && 
             (i < sizeof(touchactions)/sizeof(*touchactions)))
     {

wps/cabbiev2.320x240x16.mrobe500.wps

@@ -65,8 +65,9 @@
 #%T|50|5|24|24|pitch|
 %T|80|5|24|24|contextmenu|
 %T|110|5|24|24|quickscreen|
+%T|150|5|24|24|&rwd|
+%T|175|5|24|24|&ffwd|
 %T|150|5|24|24|prev|
 %T|175|5|24|24|next|
-
 %Vl|u|0|74|-|30|1|-|-|
 #purposly left blank