Fix touchregions muting volume, and change &<action> to mean 'needs long press but only fire once'. Use *<action> for 'long press and allow repeats'

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29653 a1c6a512-1295-4272-9138-f99709370657

apps/action.h

@@ -248,6 +248,8 @@ enum {
     ACTION_TOUCH_SHUFFLE,
     ACTION_TOUCH_REPMODE,
     ACTION_TOUCH_MUTE,
+    ACTION_TOUCH_SCROLLBAR,
+    ACTION_TOUCH_VOLUME,
 #endif    
 
     /* USB HID codes */

apps/gui/skin_engine/skin_parser.c

@@ -1030,6 +1030,7 @@ static int parse_touchregion(struct skin_element *element,
     region->reverse_bar = false;
     region->value = 0;
     region->last_press = 0xffff;
+    region->press_length = PRESS;
     action = element->params[p++].data.text;
 
     strcpy(temp, action);
@@ -1042,20 +1043,23 @@ static int parse_touchregion(struct skin_element *element,
     }
 
     if(!strcmp(pb_string, action))
-        region->type = WPS_TOUCHREGION_SCROLLBAR;
+        region->action = ACTION_TOUCH_SCROLLBAR;
     else if(!strcmp(vol_string, action))
-        region->type = WPS_TOUCHREGION_VOLUME;
+        region->action = ACTION_TOUCH_VOLUME;
     else
     {
-        region->type = WPS_TOUCHREGION_ACTION;
-
         if (*action == '&')
         {
             action++;
-            region->repeat = true;
+            region->press_length = LONG_PRESS;
+        }
+        else if(*action == '*')
+        {
+            action++;
+            region->press_length = REPEAT;
         }
         else
-            region->repeat = false;
+            region->press_length = PRESS;
 
         imax = ARRAYLEN(touchactions);
         for (i = 0; i < imax; i++)

apps/gui/skin_engine/skin_touchsupport.c

@@ -62,6 +62,7 @@ int skin_get_touchaction(struct wps_data *data, int* edge_offset,
     bool released = (type == BUTTON_REL);
     bool pressed = (type == BUTTON_TOUCHSCREEN);
     struct skin_token_list *regions = data->touchregions;
+    bool needs_repeat;
 
     while (regions)
     {
@@ -72,6 +73,7 @@ int skin_get_touchaction(struct wps_data *data, int* edge_offset,
             regions = regions->next;
             continue;
         }
+        needs_repeat = r->press_length != PRESS;
         /* check if it's inside this viewport */
         if (viewport_point_within_vp(&(r->wvp->vp), x, y))
         {   /* reposition the touch inside the viewport since touchregions
@@ -87,10 +89,25 @@ int skin_get_touchaction(struct wps_data *data, int* edge_offset,
                 vy -= r->y;
                 
 
-                switch(r->type)
+                switch(r->action)
                 {
-                    case WPS_TOUCHREGION_ACTION:
+                    case ACTION_TOUCH_SCROLLBAR:
-                        if (r->armed && ((repeated && r->repeat) || (released && !r->repeat)))
+                    case ACTION_TOUCH_VOLUME:
+                        if (edge_offset)
+                        {
+                            if(r->width > r->height)
+                                *edge_offset = vx*100/r->width;
+                            else
+                                *edge_offset = vy*100/r->height;
+                            if (r->reverse_bar)
+                                *edge_offset = 100 - *edge_offset;
+                        }
+                        temp = r;
+                        returncode = r->action;
+                        break;
+                    default:
+                        if (r->armed && ((repeated && needs_repeat) || 
+                            (released && !needs_repeat)))
                         {
                             last_action = r->action;
                             returncode = r->action;
@@ -102,19 +119,6 @@ int skin_get_touchaction(struct wps_data *data, int* edge_offset,
                             r->last_press = current_tick;
                         }
                         break;
-                    default:
-                        if (edge_offset)
-                        {
-                            if(r->width > r->height)
-                                *edge_offset = vx*100/r->width;
-                            else
-                                *edge_offset = vy*100/r->height;
-                            if (r->reverse_bar)
-                                *edge_offset = 100 - *edge_offset;
-                        }
-                        returncode = r->type;
-                        temp = r;
-                        break;
                 }
             }
         }
@@ -126,6 +130,8 @@ int skin_get_touchaction(struct wps_data *data, int* edge_offset,
         skin_disarm_touchregions(data);
     if (retregion && temp)
         *retregion = temp;
+    if (temp && temp->press_length == LONG_PRESS)
+        temp->armed = false;
     
     if (returncode != ACTION_NONE)
     {

apps/gui/skin_engine/wps_internals.h

@@ -188,13 +188,12 @@ struct touchregion {
     short int y;             /* y-pos */
     short int width;         /* width */
     short int height;        /* height */
-    enum {
-        WPS_TOUCHREGION_ACTION,
-        WPS_TOUCHREGION_SCROLLBAR,
-        WPS_TOUCHREGION_VOLUME
-    } type;                  /* type of touch region */
     bool reverse_bar;        /* if true 0% is the left or top */
-    bool repeat;             /* requires the area be held for the action */
+    enum {
+        PRESS,               /* quick press only */
+        LONG_PRESS,          /* Long press without repeat */
+        REPEAT,              /* long press allowing repeats */
+    } press_length;          
     int action;              /* action this button will return */
     bool armed;              /* A region is armed on press. Only armed regions are triggered
                                 on repeat or release. */

apps/gui/wps.c

@@ -217,7 +217,7 @@ static int skintouch_to_wps(struct wps_data *data)
         case ACTION_STD_HOTKEY:
             return ACTION_WPS_HOTKEY;
 #endif
-        case WPS_TOUCHREGION_SCROLLBAR:
+        case ACTION_TOUCH_SCROLLBAR:
             skin_get_global_state()->id3->elapsed = skin_get_global_state()->id3->length*offset/100;
             if (!skin_get_global_state()->paused)
 #if (CONFIG_CODEC == SWCODEC)
@@ -231,7 +231,7 @@ static int skintouch_to_wps(struct wps_data *data)
                 audio_resume();
 #endif
             return ACTION_TOUCHSCREEN;
-        case WPS_TOUCHREGION_VOLUME:
+        case ACTION_TOUCH_VOLUME:
         {
             const int min_vol = sound_min(SOUND_VOLUME);
             const int max_vol = sound_max(SOUND_VOLUME);

manual/appendix/wps_tags.tex

@@ -602,7 +602,9 @@ display cycling round the defined sublines. See
       & Invoke the action specified when the user presses in the defined
       touchscreen area.\\
     \end{tagmap}
-  If the action starts with \& then the area must be held. Possible actions are:
+  If the action starts with \& then the area must be held. 
+  If the action starts with \* then the area must be held and allows repeat presses.
+  Possible actions are:
 
   \begin{description}
     \item[play] -- Play/pause playback.