From 941de8586c1d64742b5947cb4a49092478755eb5 Mon Sep 17 00:00:00 2001
From: Hardeep Sidhu <dyp@pobox.com>
Date: Sun, 5 Feb 2006 19:35:03 +0000
Subject: Patch #1260463 - Warn on erasing modified dynamic playlist by Craig
 (ctb311276)

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@8589 a1c6a512-1295-4272-9138-f99709370657
---
 apps/filetree.c        | 25 +++++++++++++++++++++++++
 apps/lang/english.lang | 11 +++++++++++
 apps/playlist_menu.c   |  7 +++++++
 apps/settings.c        |  3 +++
 apps/settings.h        |  2 ++
 5 files changed, 48 insertions(+)

(limited to 'apps')

diff --git a/apps/filetree.c b/apps/filetree.c
index cb21b71eec..b8f066745f 100644
--- a/apps/filetree.c
+++ b/apps/filetree.c
@@ -40,6 +40,7 @@
 #include "sprintf.h"
 #include "dircache.h"
 #include "splash.h"
+#include "yesno.h"
 
 #ifndef SIMULATOR
 static int boot_size = 0;
@@ -346,6 +347,18 @@ int ft_enter(struct tree_context* c)
                 if (bookmark_autoload(buf))
                     break;
 
+                /* about to create a new current playlist...
+                   allow user to cancel the operation */
+                if (global_settings.warnon_erase_dynplaylist && 
+                    playlist_modified(NULL))
+                {
+                    char *lines[]={str(LANG_WARN_ERASEDYNPLAYLIST_PROMPT)};
+                    struct text_message message={lines, 1};
+
+                    if(gui_syncyesno_run(&message, NULL, NULL) != YESNO_YES)
+                        break;
+                }
+
                 if (playlist_create(c->currdir, file->name) != -1)
                 {
                     if (global_settings.playlist_shuffle)
@@ -360,6 +373,18 @@ int ft_enter(struct tree_context* c)
                 if (bookmark_autoload(c->currdir))
                     break;
 
+                /* about to create a new current playlist...
+                   allow user to cancel the operation */
+                if (global_settings.warnon_erase_dynplaylist && 
+                    playlist_modified(NULL))
+                {
+                    char *lines[]={str(LANG_WARN_ERASEDYNPLAYLIST_PROMPT)};
+                    struct text_message message={lines, 1};
+
+                    if(gui_syncyesno_run(&message, NULL, NULL) != YESNO_YES)
+                        break;
+                }
+
                 if (playlist_create(c->currdir, NULL) != -1)
                 {
                     start_index = ft_build_playlist(c, c->selected_item);
diff --git a/apps/lang/english.lang b/apps/lang/english.lang
index a2803ad432..c3d458e84c 100644
--- a/apps/lang/english.lang
+++ b/apps/lang/english.lang
@@ -3599,3 +3599,14 @@ eng: "Backdrop failed"
 voice: "Backdrop failed"
 new:
 
+id: LANG_WARN_ERASEDYNPLAYLIST_MENU
+desc: in playlist options menu, option to warn when erasing dynamic playlist
+eng: "Warn When Erasing Dynamic Playlist"
+voice ""
+new:
+
+id: LANG_WARN_ERASEDYNPLAYLIST_PROMPT
+desc: prompt shown when about to erase a modified dynamic playlist
+eng: "Erase dynamic playlist?"
+voice ""
+new:
diff --git a/apps/playlist_menu.c b/apps/playlist_menu.c
index d59661a96c..c70a510a6e 100644
--- a/apps/playlist_menu.c
+++ b/apps/playlist_menu.c
@@ -60,6 +60,12 @@ static bool recurse_directory(void)
                        NULL );
 }
 
+static bool warnon_option(void)
+{
+    return set_bool(str(LANG_WARN_ERASEDYNPLAYLIST_MENU),
+        &global_settings.warnon_erase_dynplaylist);
+}
+
 bool playlist_menu(void)
 {
     int m;
@@ -70,6 +76,7 @@ bool playlist_menu(void)
         { ID2P(LANG_VIEW_DYNAMIC_PLAYLIST), playlist_viewer   },
         { ID2P(LANG_SAVE_DYNAMIC_PLAYLIST), save_playlist     },
         { ID2P(LANG_RECURSE_DIRECTORY),     recurse_directory },
+        { ID2P(LANG_WARN_ERASEDYNPLAYLIST_MENU), warnon_option},
     };
 
     m = menu_init( items, sizeof items / sizeof(struct menu_item), NULL,
diff --git a/apps/settings.c b/apps/settings.c
index 07db21ef66..d13f56891e 100644
--- a/apps/settings.c
+++ b/apps/settings.c
@@ -508,6 +508,9 @@ static const struct bit_entry hd_bits[] =
 #endif
 #endif /* HAVE_LCD_BITMAP */
 
+    {1, S_O(warnon_erase_dynplaylist), false,
+        "warn when erasing dynamic playlist", off_on },
+
     /* If values are just added to the end, no need to bump the version. */
     /* new stuff to be added at the end */
 
diff --git a/apps/settings.h b/apps/settings.h
index bb58336202..53dfde0c50 100644
--- a/apps/settings.h
+++ b/apps/settings.h
@@ -411,6 +411,8 @@ struct user_settings
 #ifdef HAVE_LCD_COLOR
     unsigned char backdrop_file[MAX_FILENAME+1];  /* backdrop bitmap file */
 #endif
+
+    bool warnon_erase_dynplaylist; /* warn when erasing dynamic playlist */
 };
 
 enum optiontype { INT, BOOL };
-- 
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