From 9072a4558cb1db2b82ca3b001f6b95b5afda16c8 Mon Sep 17 00:00:00 2001
From: Thomas Martitz <kugel@rockbox.org>
Date: Fri, 16 Oct 2009 19:14:33 +0000
Subject: Add %cs tag.

It can be used conditionally and indicates the current screen (wps, rec, radio screens or lists).

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@23207 a1c6a512-1295-4272-9138-f99709370657
---
 apps/gui/skin_engine/skin_parser.c |  1 +
 apps/gui/skin_engine/skin_tokens.c | 46 ++++++++++++++++++++++++++++++++++++++
 apps/gui/skin_engine/skin_tokens.h |  1 +
 apps/root_menu.c                   |  9 +++++++-
 apps/root_menu.h                   |  2 ++
 5 files changed, 58 insertions(+), 1 deletion(-)

diff --git a/apps/gui/skin_engine/skin_parser.c b/apps/gui/skin_engine/skin_parser.c
index dbbdc32730..016126bffb 100644
--- a/apps/gui/skin_engine/skin_parser.c
+++ b/apps/gui/skin_engine/skin_parser.c
@@ -354,6 +354,7 @@ static const struct wps_tag all_tags[] = {
                                                     parse_setting_and_lang },
                                                     
     { WPS_TOKEN_LASTTOUCH,                "Tl",  WPS_REFRESH_DYNAMIC, parse_timeout },
+    { WPS_TOKEN_CURRENT_SCREEN,           "cs",  WPS_REFRESH_DYNAMIC, NULL },
     { WPS_NO_TOKEN,                       "T",   0,    parse_touchregion      },
 
     { WPS_TOKEN_UNKNOWN,                  "",    0, NULL }
diff --git a/apps/gui/skin_engine/skin_tokens.c b/apps/gui/skin_engine/skin_tokens.c
index 2df087bb70..ac37c6dd3e 100644
--- a/apps/gui/skin_engine/skin_tokens.c
+++ b/apps/gui/skin_engine/skin_tokens.c
@@ -56,6 +56,10 @@
 
 #include "wps_internals.h"
 #include "wps.h"
+#include "root_menu.h"
+#ifdef HAVE_RECORDING
+#include "recording.h"
+#endif
 
 static char* get_codectype(const struct mp3entry* id3)
 {
@@ -482,16 +486,20 @@ const char *get_token_value(struct gui_wps *gwps,
                 if (status_get_ffmode() == STATUS_FASTBACKWARD)
                     mode = 5;
             }
+#ifdef HAVE_RECORDING
             /* recording */
             if (status == STATUS_RECORD)
                 mode = 6;
             else if (status == STATUS_RECORD_PAUSE)
                 mode = 7;
+#endif
+#if CONFIG_TUNER
             /* radio */
             if (status == STATUS_RADIO)
                 mode = 8;
             else if (status == STATUS_RADIO_PAUSE)
                 mode = 9;
+#endif
 
             if (intval) {
                 *intval = mode;
@@ -823,6 +831,44 @@ const char *get_token_value(struct gui_wps *gwps,
             cfg_to_string(token->value.i,buf,buf_size);
             return buf;
         }
+        case WPS_TOKEN_CURRENT_SCREEN:
+        {
+            int curr_screen = current_screen();
+
+#ifdef HAVE_RECORDING
+            /* override current_screen() for recording screen since it may
+             * be entered from the radio screen */
+            if (in_recording_screen())
+                curr_screen = GO_TO_RECSCREEN;
+#endif
+            
+            switch (curr_screen)
+            {
+                case GO_TO_WPS:
+                    curr_screen = 2;
+                    break;
+#ifdef HAVE_RECORDING
+                case GO_TO_RECSCREEN:
+                    curr_screen = 3;
+                    break;
+#endif
+#if CONFIG_TUNER
+                case GO_TO_FM:
+                    curr_screen = 4;
+                    break;
+#endif
+                default: /* lists */
+                    curr_screen = 1;
+                    break;
+            }
+            if (intval)
+            {
+                
+                *intval = curr_screen;
+            }
+            snprintf(buf, buf_size, "%d", curr_screen);
+            return buf;
+        }
 
         default:
             return NULL;
diff --git a/apps/gui/skin_engine/skin_tokens.h b/apps/gui/skin_engine/skin_tokens.h
index 86425424d9..6d783551e6 100644
--- a/apps/gui/skin_engine/skin_tokens.h
+++ b/apps/gui/skin_engine/skin_tokens.h
@@ -192,6 +192,7 @@ enum wps_token_type {
 
     /* Setting option */
     WPS_TOKEN_SETTING,
+    WPS_TOKEN_CURRENT_SCREEN,
 };
 
 struct wps_token {
diff --git a/apps/root_menu.c b/apps/root_menu.c
index feff126e03..302e889b60 100644
--- a/apps/root_menu.c
+++ b/apps/root_menu.c
@@ -73,6 +73,9 @@ struct root_items {
 static int last_screen = GO_TO_ROOT; /* unfortunatly needed so we can resume
                                         or goto current track based on previous
                                         screen */
+                                        
+int next_screen = GO_TO_ROOT;
+
 static char current_track_path[MAX_PATH];
 static void rootmenu_track_changed_callback(void* param)
 {
@@ -504,10 +507,14 @@ void previous_music_is_wps(void)
     previous_music = GO_TO_WPS;
 }
 
+int current_screen(void)
+{
+    return next_screen;
+}
+
 void root_menu(void)
 {
     int previous_browser = GO_TO_FILEBROWSER;
-    int next_screen = GO_TO_ROOT;
     int selected = 0;
 
     if (global_settings.start_in_screen == 0)
diff --git a/apps/root_menu.h b/apps/root_menu.h
index 2ab3aae9e7..584e048a53 100644
--- a/apps/root_menu.h
+++ b/apps/root_menu.h
@@ -58,4 +58,6 @@ extern const struct menu_item_ex root_menu_;
 
 extern void previous_music_is_wps(void);
 
+extern int current_screen(void);
+
 #endif /* __ROOT_MENU_H__ */
-- 
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