[easytag] Add settings to control padding of disc numbers



commit 20aa21b2bd68275cec5fbd9e36186b4c7e6eb14f
Author: Mathias Reineke <saihtam gmx net>
Date:   Mon Jul 8 10:42:15 2013 +0200

    Add settings to control padding of disc numbers

 src/misc.c    |   11 +++++++++
 src/misc.h    |    1 +
 src/prefs.c   |   68 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 src/prefs.h   |    2 +
 src/setting.c |    6 +++++
 src/setting.h |    2 +
 6 files changed, 90 insertions(+), 0 deletions(-)
---
diff --git a/src/misc.c b/src/misc.c
index 4f39bf7..1ac93e8 100644
--- a/src/misc.c
+++ b/src/misc.c
@@ -3698,6 +3698,17 @@ et_playlist_on_response (GtkDialog *dialog, gint response_id,
 }
 
 gchar *
+et_disc_number_to_string (const guint disc_number)
+{
+    if (PAD_DISC_NUMBER)
+    {
+        return g_strdup_printf ("%.*d", PAD_DISC_NUMBER_DIGITS, disc_number);
+    }
+
+    return g_strdup_printf ("%d", disc_number);
+}
+
+gchar *
 et_track_number_to_string (const guint track_number)
 {
     return NUMBER_TRACK_FORMATED ? g_strdup_printf ("%.*d",
diff --git a/src/misc.h b/src/misc.h
index 1844e0a..cdddf86 100644
--- a/src/misc.h
+++ b/src/misc.h
@@ -108,6 +108,7 @@ void Search_File_Window_Apply_Changes (void);
 void Open_Load_Filename_Window          (void);
 void Load_Filename_Window_Apply_Changes (void);
 
+gchar * et_disc_number_to_string (const guint disc_number);
 gchar * et_track_number_to_string (const guint track_number);
 
 #endif /* __MISC_H__ */
diff --git a/src/prefs.c b/src/prefs.c
index 2a11541..1922080 100644
--- a/src/prefs.c
+++ b/src/prefs.c
@@ -58,6 +58,10 @@ static void Set_Default_Comment_Check_Button_Toggled (void);
 static void Number_Track_Formatted_Toggled (void);
 static void Number_Track_Formatted_Spin_Button_Changed (GtkWidget *Label,
                                                         GtkWidget *SpinButton);
+static void et_prefs_on_pad_disc_number_toggled (void);
+static void et_prefs_on_pad_disc_number_spinbutton_changed (GtkWidget *label,
+                                                            GtkWidget *spinbutton);
+
 static void Change_Id3_Settings_Toggled (void);
 static void Use_Non_Standard_Id3_Reading_Character_Set_Toggled (void);
 static void Scanner_Convert_Check_Button_Toggled_1 (GtkWidget *object_rec,
@@ -545,6 +549,7 @@ void Open_OptionsWindow (void)
         "only the last numerals of the date (for instance, if the current year is 2005: "
         "5 => 2005, 4 => 2004, 6 => 1996, 95 => 1995…)."));
 
+    /* Track formatting. */
     hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, BOX_SPACING);
     gtk_box_pack_start(GTK_BOX(vbox),hbox,FALSE,FALSE,0);
 
@@ -566,6 +571,35 @@ void Open_OptionsWindow (void)
     
g_signal_connect_swapped(G_OBJECT(NumberTrackFormatedSpinButton),"changed",G_CALLBACK(Number_Track_Formatted_Spin_Button_Changed),G_OBJECT(Label));
     g_signal_emit_by_name(G_OBJECT(NumberTrackFormatedSpinButton),"changed",NULL);
 
+    /* Disc formatting. */
+    hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, BOX_SPACING);
+    gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
+
+    pad_disc_number = gtk_check_button_new_with_label (_("Write the disc field with the following number of 
digits:"));
+    gtk_box_pack_start (GTK_BOX (hbox), pad_disc_number, FALSE, FALSE, 0);
+    gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (pad_disc_number),
+                                  PAD_DISC_NUMBER);
+    gtk_widget_set_tooltip_text (pad_disc_number,
+                                 _("Whether to pad the disc field with leading zeroes"));
+
+    pad_disc_number_spinbutton = gtk_spin_button_new_with_range (1.0, 6.0,
+                                                                 1.0);
+    gtk_box_pack_start (GTK_BOX (hbox), pad_disc_number_spinbutton, FALSE,
+                        FALSE, 0);
+    gtk_spin_button_set_value (GTK_SPIN_BUTTON (pad_disc_number_spinbutton),
+                               (gfloat)PAD_DISC_NUMBER_DIGITS);
+    g_signal_connect (G_OBJECT (pad_disc_number), "toggled",
+                      G_CALLBACK (et_prefs_on_pad_disc_number_toggled), NULL);
+    g_signal_emit_by_name (G_OBJECT (pad_disc_number), "toggled");
+
+    /* Label to show the example. */
+    Label = gtk_label_new ("");
+    gtk_box_pack_start (GTK_BOX (hbox), Label, FALSE, FALSE, BOX_SPACING);
+    g_signal_connect_swapped (G_OBJECT (pad_disc_number_spinbutton), "changed",
+                              G_CALLBACK (et_prefs_on_pad_disc_number_spinbutton_changed),
+                              Label);
+    g_signal_emit_by_name (G_OBJECT (pad_disc_number_spinbutton), "changed");
+
     // Separator line
     Separator = gtk_separator_new(GTK_ORIENTATION_HORIZONTAL);
     gtk_box_pack_start(GTK_BOX(vbox),Separator,FALSE,FALSE,0);
@@ -1408,6 +1442,40 @@ Number_Track_Formatted_Spin_Button_Changed (GtkWidget *Label,
 }
 
 static void
+et_prefs_on_pad_disc_number_toggled (void)
+{
+    gtk_widget_set_sensitive (pad_disc_number_spinbutton,
+                              gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (pad_disc_number)));
+    /* Update the example. */
+    g_signal_emit_by_name (G_OBJECT (pad_disc_number_spinbutton), "changed",
+                           NULL);
+}
+
+static void
+et_prefs_on_pad_disc_number_spinbutton_changed (GtkWidget *label,
+                                                GtkWidget *spinbutton)
+{
+    gchar *tmp;
+    guint val;
+
+    if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (pad_disc_number)))
+    {
+        val = gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON (spinbutton));
+    }
+    else
+    {
+        val = 1;
+    }
+
+    /* Translators: please do NOT translate '%.*d' in this string. */
+    tmp = g_strdup_printf (_("(Example: disc_%.*d_of_10/Track_name_1.mp3)"),
+                           val, 1);
+
+    gtk_label_set_text (GTK_LABEL (label), tmp);
+    g_free (tmp);
+}
+
+static void
 Use_Non_Standard_Id3_Reading_Character_Set_Toggled (void)
 {
     gtk_widget_set_sensitive(FileReadingId3v1v2CharacterSetCombo,
diff --git a/src/prefs.h b/src/prefs.h
index a389998..5e8442e 100644
--- a/src/prefs.h
+++ b/src/prefs.h
@@ -107,6 +107,8 @@ GtkWidget *LabelId3v2Version;
 GtkWidget *DateAutoCompletion;
 GtkWidget *NumberTrackFormated;
 GtkWidget *NumberTrackFormatedSpinButton;
+GtkWidget *pad_disc_number;
+GtkWidget *pad_disc_number_spinbutton;
 GtkWidget *SetFocusToSameTagField;
 GtkWidget *SetFocusToFirstTagField;
 GtkWidget *LogMaxLinesSpinButton;
diff --git a/src/setting.c b/src/setting.c
index 503bcdd..49520ce 100644
--- a/src/setting.c
+++ b/src/setting.c
@@ -135,6 +135,8 @@ static const tConfigVariable Config_Variables[] =
     {"date_auto_completion",                 CV_TYPE_BOOL,    &DATE_AUTO_COMPLETION                     },
     {"number_track_formated",                CV_TYPE_BOOL,    &NUMBER_TRACK_FORMATED                    },
     {"number_track_formated_spin_button",    CV_TYPE_INT,     &NUMBER_TRACK_FORMATED_SPIN_BUTTON        },
+    {"pad_disc_number", CV_TYPE_BOOL, &PAD_DISC_NUMBER },
+    {"pad_disc_number_digits", CV_TYPE_INT, &PAD_DISC_NUMBER_DIGITS },
     {"set_focus_to_same_tag_field",          CV_TYPE_BOOL,    &SET_FOCUS_TO_SAME_TAG_FIELD              },
     {"set_focus_to_first_tag_field",         CV_TYPE_BOOL,    &SET_FOCUS_TO_FIRST_TAG_FIELD             },
     {"sorting_file_mode",                    CV_TYPE_INT,     &SORTING_FILE_MODE                        },
@@ -378,6 +380,8 @@ void Init_Config_Variables (void)
     DATE_AUTO_COMPLETION                    = 1;
     NUMBER_TRACK_FORMATED                   = 1;
     NUMBER_TRACK_FORMATED_SPIN_BUTTON       = 2;
+    PAD_DISC_NUMBER = 1;
+    PAD_DISC_NUMBER_DIGITS = 1;
     SET_FOCUS_TO_SAME_TAG_FIELD             = 1;
     SET_FOCUS_TO_FIRST_TAG_FIELD            = 0;
     SORTING_FILE_MODE                       = SORTING_BY_ASCENDING_FILENAME;
@@ -667,6 +671,8 @@ Apply_Changes_Of_Preferences_Window (void)
         DATE_AUTO_COMPLETION                   = 
gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(DateAutoCompletion));
         NUMBER_TRACK_FORMATED                  = 
gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(NumberTrackFormated));
         NUMBER_TRACK_FORMATED_SPIN_BUTTON      = 
gtk_spin_button_get_value_as_int(GTK_SPIN_BUTTON(NumberTrackFormatedSpinButton));
+        PAD_DISC_NUMBER = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (pad_disc_number));
+        PAD_DISC_NUMBER_DIGITS = gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON 
(pad_disc_number_spinbutton));
         SORTING_FILE_CASE_SENSITIVE            = 
gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(SortingFileCaseSensitive));
         SET_FOCUS_TO_SAME_TAG_FIELD            = 
gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(SetFocusToSameTagField));
         SET_FOCUS_TO_FIRST_TAG_FIELD           = 
gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(SetFocusToFirstTagField));
diff --git a/src/setting.h b/src/setting.h
index c8b85a4..3da0d8b 100644
--- a/src/setting.h
+++ b/src/setting.h
@@ -126,6 +126,8 @@ gint    VORBIS_SPLIT_FIELD_ORIG_ARTIST;
 gint    DATE_AUTO_COMPLETION;
 gint    NUMBER_TRACK_FORMATED;
 gint    NUMBER_TRACK_FORMATED_SPIN_BUTTON;
+gint PAD_DISC_NUMBER;
+gint PAD_DISC_NUMBER_DIGITS;
 gint    SET_FOCUS_TO_SAME_TAG_FIELD;
 gint    SET_FOCUS_TO_FIRST_TAG_FIELD;
 gint    LOG_MAX_LINES;


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