From 715111122837440d3a1463d0d6932c469418dcbb Mon Sep 17 00:00:00 2001
From: Frank Gevaerts <frank@gevaerts.be>
Date: Wed, 13 Jun 2012 23:07:49 +0200
Subject: Make touchscreen handling work with skinned lists.

Change-Id: I7df93319c8f16f05e840d74b022aab4803bb8f80
---
 apps/gui/bitmap/list-skinned.c | 14 ++++++++++++++
 apps/gui/bitmap/list.c         | 15 ++++++++++-----
 apps/gui/list.h                |  2 ++
 3 files changed, 26 insertions(+), 5 deletions(-)

diff --git a/apps/gui/bitmap/list-skinned.c b/apps/gui/bitmap/list-skinned.c
index 81ef6fc18f..d0803b5dc8 100644
--- a/apps/gui/bitmap/list-skinned.c
+++ b/apps/gui/bitmap/list-skinned.c
@@ -167,6 +167,20 @@ void skinlist_get_scrollbar(int* nb_item, int* first_shown, int* last_shown)
     }
 }
 
+bool skinlist_get_item(struct screen *display, struct gui_synclist *list, int x, int y, int *item)
+{
+    const int screen = display->screen_type;
+    if (!skinlist_is_configured(screen, list))
+        return false;
+
+    int row = y / listcfg[screen]->height;
+    int column = x / listcfg[screen]->width;
+    struct viewport *parent = (list->parent[screen]);
+    int cols = (parent->width / listcfg[screen]->width);
+    *item = row * cols+ column;
+    return true;
+}
+
 bool skinlist_draw(struct screen *display, struct gui_synclist *list)
 {
     int cur_line, display_lines;
diff --git a/apps/gui/bitmap/list.c b/apps/gui/bitmap/list.c
index 3a45a8124c..aad3eda98f 100644
--- a/apps/gui/bitmap/list.c
+++ b/apps/gui/bitmap/list.c
@@ -704,7 +704,7 @@ unsigned gui_synclist_do_touchscreen(struct gui_synclist * list)
     enum screen_type screen;
     struct viewport *parent;
     short x, y;
-    int action, adj_y, line, line_height, list_start_item;
+    int action, adj_x, adj_y, line, line_height, list_start_item;
     bool recurse;
     static int last_y = -1;
     
@@ -714,6 +714,7 @@ unsigned gui_synclist_do_touchscreen(struct gui_synclist * list)
     list_start_item = list->start_item[screen];
     /* start with getting the action code and finding the click location */
     action = action_get_touchscreen_press(&x, &y);
+    adj_x = x - parent->x;
     adj_y = y - parent->y;
 
 
@@ -736,13 +737,17 @@ unsigned gui_synclist_do_touchscreen(struct gui_synclist * list)
                 line = 0; /* silence gcc 'used uninitialized' warning */
                 if (click_loc & LIST)
                 {
-                    /* selection needs to be corrected if items are only partially visible */
-                    line = (adj_y - y_offset) / line_height;
-                    if (list_display_title(list, screen))
-                        line -= 1; /* adjust for the list title */
+                    if(!skinlist_get_item(&screens[screen], list, adj_x, adj_y, &line))
+                    {
+                        /* selection needs to be corrected if items are only partially visible */
+                        line = (adj_y - y_offset) / line_height;
+                        if (list_display_title(list, screen))
+                            line -= 1; /* adjust for the list title */
+                    }
                     if (line >= list->nb_items)
                         return ACTION_NONE;
                     list->selected_item = list_start_item+line;
+
                     gui_synclist_speak_item(list);
                 }
                 if (action == BUTTON_TOUCHSCREEN)
diff --git a/apps/gui/list.h b/apps/gui/list.h
index 647b4ea20e..162bb38e1a 100644
--- a/apps/gui/list.h
+++ b/apps/gui/list.h
@@ -188,6 +188,8 @@ struct listitem_viewport_cfg {
     bool    tile;
     struct skin_viewport selected_item_vp;
 };
+
+bool skinlist_get_item(struct screen *display, struct gui_synclist *list, int x, int y, int *item);
 bool skinlist_draw(struct screen *display, struct gui_synclist *list);
 bool skinlist_is_selected_item(void);
 void skinlist_set_cfg(enum screen_type screen,
-- 
cgit v1.2.3