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[easytag/wip/application-window: 9/98] Store rename filename encoding in GSettings

commit f0270a6923f1e3754031c285f517118e66286b5f
Author: David King <amigadave amigadave com>
Date:   Fri May 9 19:12:52 2014 +0100

    Store rename filename encoding in GSettings

 data/org.gnome.EasyTAG.gschema.xml |    2 -
 src/charset.c                      |   58 +++++++++++++++++++++--------------
 src/preferences_dialog.c           |   28 +++++++++++++++--
 src/preferences_dialog.h           |    5 ---
 src/setting.c                      |   16 ----------
 src/setting.h                      |   13 +++++---
 6 files changed, 67 insertions(+), 55 deletions(-)
---
diff --git a/data/org.gnome.EasyTAG.gschema.xml b/data/org.gnome.EasyTAG.gschema.xml
index 2e71dbc..943991d 100644
--- a/data/org.gnome.EasyTAG.gschema.xml
+++ b/data/org.gnome.EasyTAG.gschema.xml
@@ -611,13 +611,11 @@
       <default>'lower-case'</default>
     </key>
 
-    <!-- TODO: Generate enums with glib-mkenums.
     <key name="rename-encoding" enum="org.gnome.EasyTAG.EtRenameEncoding">
       <summary>Encoding options when renaming files</summary>
       <description>If the encoding of the filename does not match the filesystem encoding, choose whether to 
try another encoding, approximate the filesystem encoding with transliteration or discard the offending 
characters</description>
       <default>'try-alternative'</default>
     </key>
-    -->
 
     <key name="rename-replace-illegal-chars" type="b">
       <summary>Replace illegal characters when renaming</summary>
diff --git a/src/charset.c b/src/charset.c
index 09ded37..07cc8dc 100644
--- a/src/charset.c
+++ b/src/charset.c
@@ -546,32 +546,44 @@ gchar *filename_from_display (const gchar *string)
         char_encoding = char_encoding+1; // Skip the '.'
     if (char_encoding)
     {
+        EtRenameEncoding enc_option = g_settings_get_enum (MainSettings,
+                                                           "rename-encoding");
         error = NULL;
 
-        if (FILENAME_CHARACTER_SET_OTHER)
+        switch (enc_option)
         {
-            ret = g_convert(string, -1, char_encoding, "UTF-8", NULL, NULL, &error);
-
-        }else if (FILENAME_CHARACTER_SET_APPROXIMATE)
-        {
-            // iconv_open (3):
-            // When the string "//TRANSLIT" is appended to tocode, transliteration
-            // is activated. This means that when a character cannot be represented
-            // in the target character set, it can be approximated through one or
-            // several similarly looking characters.
-            gchar *enc = g_strconcat(char_encoding, "//TRANSLIT", NULL);
-            ret = g_convert(string, -1, enc, "UTF-8", NULL, NULL, &error);
-            g_free(enc);
-
-        }else if (FILENAME_CHARACTER_SET_DISCARD)
-        {
-            // iconv_open (3):
-            // When the string "//IGNORE" is appended to tocode, characters that
-            // cannot be represented in the target character set will be silently
-            // discarded.
-            gchar *enc = g_strconcat(char_encoding, "//IGNORE", NULL);
-            ret = g_convert(string, -1, enc, "UTF-8", NULL, NULL, &error);
-            g_free(enc);
+            case ET_RENAME_ENCODING_TRY_ALTERNATIVE:
+                ret = g_convert (string, -1, char_encoding, "UTF-8", NULL,
+                                 NULL, &error);
+                break;
+            case ET_RENAME_ENCODING_TRANSLITERATE:
+            {
+                /* iconv_open (3):
+                 * When the string "//TRANSLIT" is appended to tocode,
+                 * transliteration is activated. This means that when a
+                 * character cannot be represented in the target character set,
+                 * it can be approximated through one or several similarly
+                 * looking characters.
+                 */
+                gchar *enc = g_strconcat (char_encoding, "//TRANSLIT", NULL);
+                ret = g_convert (string, -1, enc, "UTF-8", NULL, NULL, &error);
+                g_free (enc);
+                break;
+            }
+            case ET_RENAME_ENCODING_IGNORE:
+            {
+                /* iconv_open (3):
+                 * When the string "//IGNORE" is appended to tocode, characters
+                 * that cannot be represented in the target character set will
+                 * be silently discarded.
+                 */
+                gchar *enc = g_strconcat (char_encoding, "//IGNORE", NULL);
+                ret = g_convert (string, -1, enc, "UTF-8", NULL, NULL, &error);
+                g_free (enc);
+                break;
+            }
+            default:
+                g_assert_not_reached ();
         }
     }
 
diff --git a/src/preferences_dialog.c b/src/preferences_dialog.c
index c98c85f..c81a8e5 100644
--- a/src/preferences_dialog.c
+++ b/src/preferences_dialog.c
@@ -145,6 +145,9 @@ create_preferences_dialog (EtPreferencesDialog *self)
     GtkWidget *ReplaceIllegalCharactersInFilename;
     GtkWidget *PreserveModificationTime;
     GtkWidget *UpdateParentDirectoryModificationTime;
+    GtkWidget *FilenameCharacterSetOther;
+    GtkWidget *FilenameCharacterSetApproximate;
+    GtkWidget *FilenameCharacterSetDiscard;
     GtkWidget *DateAutoCompletion;
     GtkWidget *NumberTrackFormated;
     GtkWidget *NumberTrackFormatedSpinButton;
@@ -545,7 +548,7 @@ create_preferences_dialog (EtPreferencesDialog *self)
     FilenameCharacterSetOther = gtk_radio_button_new_with_label(NULL,_("Try another "
         "character encoding"));
     gtk_grid_attach (GTK_GRID (Table), FilenameCharacterSetOther, 1, 1, 1, 1);
-    gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(FilenameCharacterSetOther),FILENAME_CHARACTER_SET_OTHER);
+    gtk_widget_set_name (FilenameCharacterSetOther, "try-alternative");
     gtk_widget_set_tooltip_text(FilenameCharacterSetOther,_("With this option, it will "
         "try the conversion to the encoding associated to your locale (for example: "
         "ISO-8859-1 for 'fr', KOI8-R for 'ru', ISO-8859-2 for 'ro'). If it fails, it "
@@ -556,7 +559,7 @@ create_preferences_dialog (EtPreferencesDialog *self)
         _("Force using the system character encoding and activate the transliteration"));
     gtk_grid_attach (GTK_GRID (Table), FilenameCharacterSetApproximate, 1, 2,
                      1, 1);
-    
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(FilenameCharacterSetApproximate),FILENAME_CHARACTER_SET_APPROXIMATE);
+    gtk_widget_set_name (FilenameCharacterSetApproximate, "transliterate");
     gtk_widget_set_tooltip_text(FilenameCharacterSetApproximate,_("With this option, when "
         "a character cannot be represented in the target character set, it can be "
         "approximated through one or several similarly looking characters."));
@@ -566,12 +569,29 @@ create_preferences_dialog (EtPreferencesDialog *self)
         _("Force using the system character encoding and silently discard some characters"));
     gtk_grid_attach (GTK_GRID (Table), FilenameCharacterSetDiscard, 1, 3, 1,
                      1);
-    
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(FilenameCharacterSetDiscard),FILENAME_CHARACTER_SET_DISCARD);
+    gtk_widget_set_name (FilenameCharacterSetDiscard, "ignore");
     gtk_widget_set_tooltip_text(FilenameCharacterSetDiscard,_("With this option, when "
         "a character cannot be represented in the target character set, it will "
         "be silently discarded."));
 
-
+    g_settings_bind_with_mapping (MainSettings, "rename-encoding",
+                                  FilenameCharacterSetOther, "active",
+                                  G_SETTINGS_BIND_DEFAULT,
+                                  et_settings_enum_radio_get,
+                                  et_settings_enum_radio_set,
+                                  FilenameCharacterSetOther, NULL);
+    g_settings_bind_with_mapping (MainSettings, "rename-encoding",
+                                  FilenameCharacterSetApproximate,
+                                  "active", G_SETTINGS_BIND_DEFAULT,
+                                  et_settings_enum_radio_get,
+                                  et_settings_enum_radio_set,
+                                  FilenameCharacterSetApproximate, NULL);
+    g_settings_bind_with_mapping (MainSettings, "rename-encoding",
+                                  FilenameCharacterSetDiscard, "active",
+                                  G_SETTINGS_BIND_DEFAULT,
+                                  et_settings_enum_radio_get,
+                                  et_settings_enum_radio_set,
+                                  FilenameCharacterSetDiscard, NULL);
 
     /*
      * Tag Settings
diff --git a/src/preferences_dialog.h b/src/preferences_dialog.h
index 1169700..448e1bd 100644
--- a/src/preferences_dialog.h
+++ b/src/preferences_dialog.h
@@ -63,11 +63,6 @@ GtkWidget *SortingFileCaseSensitive;
 
 GtkWidget *FilePlayerCombo;
 
-/* File Settings */
-GtkWidget *FilenameCharacterSetOther;
-GtkWidget *FilenameCharacterSetApproximate;
-GtkWidget *FilenameCharacterSetDiscard;
-
 /* Tag Settings */
 GtkWidget *FileWritingId3v2VersionCombo;
 GtkWidget *FileWritingId3v2UnicodeCharacterSetCombo;
diff --git a/src/setting.c b/src/setting.c
index a04257a..8560405 100644
--- a/src/setting.c
+++ b/src/setting.c
@@ -115,10 +115,6 @@ static const tConfigVariable Config_Variables[] =
     {"pad_disc_number_digits", CV_TYPE_INT, &PAD_DISC_NUMBER_DIGITS },
     {"sorting_file_case_sensitive",          CV_TYPE_BOOL,    &SORTING_FILE_CASE_SENSITIVE              },
 
-    {"filename_character_set_other",                   CV_TYPE_BOOL,    &FILENAME_CHARACTER_SET_OTHER        
     },
-    {"filename_character_set_approximate",             CV_TYPE_BOOL,    &FILENAME_CHARACTER_SET_APPROXIMATE  
     },
-    {"filename_character_set_discard",                 CV_TYPE_BOOL,    &FILENAME_CHARACTER_SET_DISCARD      
     },
-
     {"file_reading_id3v1v2_character_set",             CV_TYPE_STRING,&FILE_READING_ID3V1V2_CHARACTER_SET},
     {"file_writing_id3v2_version_4",                   CV_TYPE_BOOL,  &FILE_WRITING_ID3V2_VERSION_4   },
     {"file_writing_id3v2_unicode_character_set",       
CV_TYPE_STRING,&FILE_WRITING_ID3V2_UNICODE_CHARACTER_SET},
@@ -225,13 +221,6 @@ void Init_Config_Variables (void)
 #endif /* !G_OS_WIN32 */
 
     /*
-     * File Settings
-     */
-    FILENAME_CHARACTER_SET_OTHER                = 1;
-    FILENAME_CHARACTER_SET_APPROXIMATE          = 0;
-    FILENAME_CHARACTER_SET_DISCARD              = 0;
-
-    /*
      * Tag Settings
      */
     FILE_READING_ID3V1V2_CHARACTER_SET              = g_strdup("UTF-8");
@@ -355,11 +344,6 @@ Apply_Changes_Of_Preferences_Window (void)
         if (AUDIO_FILE_PLAYER) g_free(AUDIO_FILE_PLAYER);
         AUDIO_FILE_PLAYER                       = 
g_strdup(gtk_entry_get_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN(FilePlayerCombo)))));
 
-        /* File Settings */
-        FILENAME_CHARACTER_SET_OTHER              = 
gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(FilenameCharacterSetOther));
-        FILENAME_CHARACTER_SET_APPROXIMATE        = 
gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(FilenameCharacterSetApproximate));
-        FILENAME_CHARACTER_SET_DISCARD            = 
gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(FilenameCharacterSetDiscard));
-
         /* Tag Settings */
 #ifdef ENABLE_ID3LIB
         active = gtk_combo_box_get_active(GTK_COMBO_BOX(FileWritingId3v2VersionCombo));
diff --git a/src/setting.h b/src/setting.h
index 0d97fb5..cdc4a26 100644
--- a/src/setting.h
+++ b/src/setting.h
@@ -58,6 +58,14 @@ typedef enum
     ET_PLAYLIST_CONTENT_EXTENDED_MASK
 } EtPlaylistContent;
 
+/* Encoding options when renaming files. */
+typedef enum
+{
+    ET_RENAME_ENCODING_TRY_ALTERNATIVE,
+    ET_RENAME_ENCODING_TRANSLITERATE,
+    ET_RENAME_ENCODING_IGNORE
+} EtRenameEncoding;
+
 /*
  * The mode for the scanner window.
  */
@@ -137,11 +145,6 @@ gint    SORTING_FILE_CASE_SENSITIVE;
 
 gchar  *AUDIO_FILE_PLAYER;
 
-/* File Settings */
-gint    FILENAME_CHARACTER_SET_OTHER;
-gint    FILENAME_CHARACTER_SET_APPROXIMATE;
-gint    FILENAME_CHARACTER_SET_DISCARD;
-
 /* Tag Settings */
 gint    FILE_WRITING_ID3V2_VERSION_4;
 gchar  *FILE_READING_ID3V1V2_CHARACTER_SET;
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