[easytag] Move Entry_Changed_Disable_Object to browser.c

[David King <davidk src gnome org>]

commit 93c521c185c93c2f84f635f29c6e3e97e608f798
Author: David King <amigadave amigadave com>
Date:   Sat May 4 13:07:45 2013 +0100

    Move Entry_Changed_Disable_Object to browser.c
    
    Make Entry_Changed_Disable_Object static and rename it to
    empty_entry_disable_widget to better reflect its purpose.

 src/browser.c |   37 +++++++++++++++++++++++++++++++++----
 src/misc.c    |   20 --------------------
 src/misc.h    |    1 -
 3 files changed, 33 insertions(+), 25 deletions(-)
---
diff --git a/src/browser.c b/src/browser.c
index dcad9bc..a8e6e05 100644
--- a/src/browser.c
+++ b/src/browser.c
@@ -197,6 +197,8 @@ static void Run_Program_With_Selected_Files (GtkWidget *combobox);
 
 static gboolean Run_Program (const gchar *program_name, GList *args_list);
 
+static void empty_entry_disable_widget (GtkWidget *widget, GtkEntry *entry);
+
 static void et_rename_directory_on_response (GtkDialog *dialog,
                                              gint response_id,
                                              gpointer user_data);
@@ -3685,8 +3687,10 @@ void Browser_Open_Rename_Directory_Window (void)
     /* Button to save: to rename directory */
     Button = gtk_dialog_get_widget_for_response (GTK_DIALOG (RenameDirectoryWindow),
                                                  GTK_RESPONSE_APPLY);
-    g_signal_connect_swapped(G_OBJECT(GTK_ENTRY(gtk_bin_get_child(GTK_BIN(RenameDirectoryCombo)))),"changed",
-        G_CALLBACK(Entry_Changed_Disable_Object),G_OBJECT(Button));
+    g_signal_connect_swapped (gtk_bin_get_child (GTK_BIN (RenameDirectoryCombo)),
+                              "changed",
+                              G_CALLBACK (empty_entry_disable_widget),
+                              G_OBJECT (Button));
 
     gtk_widget_show_all(RenameDirectoryWindow);
 
@@ -4053,7 +4057,10 @@ void Browser_Open_Run_Program_Tree_Window (void)
     Button = gtk_dialog_get_widget_for_response (GTK_DIALOG (RunProgramTreeWindow),
                                                  GTK_RESPONSE_OK);
     g_signal_connect_swapped(G_OBJECT(Button),"clicked", 
G_CALLBACK(Run_Program_With_Directory),G_OBJECT(RunProgramComboBox));
-    g_signal_connect_swapped(G_OBJECT(GTK_ENTRY(gtk_bin_get_child(GTK_BIN(RunProgramComboBox)))),"changed", 
G_CALLBACK(Entry_Changed_Disable_Object),G_OBJECT(Button));
+    g_signal_connect_swapped (gtk_bin_get_child (GTK_BIN (RunProgramComboBox)),
+                              "changed",
+                              G_CALLBACK (empty_entry_disable_widget),
+                              G_OBJECT (Button));
     
g_signal_emit_by_name(G_OBJECT(GTK_ENTRY(gtk_bin_get_child(GTK_BIN(RunProgramComboBox)))),"changed",NULL);
 
     gtk_widget_show_all(RunProgramTreeWindow);
@@ -4171,7 +4178,10 @@ void Browser_Open_Run_Program_List_Window (void)
     Button = gtk_dialog_get_widget_for_response (GTK_DIALOG (RunProgramListWindow),
                                                  GTK_RESPONSE_OK);
     g_signal_connect_swapped(G_OBJECT(Button),"clicked", 
G_CALLBACK(Run_Program_With_Selected_Files),G_OBJECT(RunProgramComboBox));
-    g_signal_connect_swapped(G_OBJECT(GTK_ENTRY(gtk_bin_get_child(GTK_BIN(RunProgramComboBox)))),"changed", 
G_CALLBACK(Entry_Changed_Disable_Object),G_OBJECT(Button));
+    g_signal_connect_swapped (gtk_bin_get_child (GTK_BIN (RunProgramComboBox)),
+                              "changed",
+                              G_CALLBACK (empty_entry_disable_widget),
+                              G_OBJECT (Button));
     
g_signal_emit_by_name(G_OBJECT(GTK_ENTRY(gtk_bin_get_child(GTK_BIN(RunProgramComboBox)))),"changed",NULL);
 
     gtk_widget_show_all(RunProgramListWindow);
@@ -4408,6 +4418,25 @@ Run_Program (const gchar *program_name, GList *args_list)
 }
 
 /*
+ * empty_entry_disable_widget:
+ * @widget: a widget to set sensitive if @entry contains text
+ * @entry: the entry for which to test the text
+ *
+ * Make @widget insensitive if @entry contains no text, or sensitive otherwise.
+ */
+static void
+empty_entry_disable_widget (GtkWidget *widget, GtkEntry *entry)
+{
+    const gchar *text;
+
+    g_return_if_fail (widget != NULL && entry != NULL);
+
+    text = gtk_entry_get_text (GTK_ENTRY (entry));
+
+    gtk_widget_set_sensitive (widget, text && *text);
+}
+
+/*
  * et_rename_directory_on_response:
  * @dialog: the dialog which emitted the response signal
  * @response_id: the response ID
diff --git a/src/misc.c b/src/misc.c
index 8c8a450..4414352 100644
--- a/src/misc.c
+++ b/src/misc.c
@@ -390,26 +390,6 @@ gchar *Get_Active_Combo_Box_Item (GtkComboBox *combo)
 }
 
 /*
- * Event attached to an entry to disable another widget (for example: a button)
- * when the entry is empty
- */
-void
-Entry_Changed_Disable_Object (GtkWidget *widget_to_disable,
-                              GtkEditable *source_widget)
-{
-    const gchar *text;
-
-    g_return_if_fail (widget_to_disable != NULL || source_widget != NULL);
-
-    text = gtk_entry_get_text (GTK_ENTRY (source_widget));
-
-    if (!text || strlen(text)<1)
-        gtk_widget_set_sensitive(widget_to_disable,FALSE);
-    else
-        gtk_widget_set_sensitive(widget_to_disable,TRUE);
-}
-
-/*
  * To insert only digits in an entry. If the text contains only digits: returns it,
  * else only first digits.
  */
diff --git a/src/misc.h b/src/misc.h
index 4a9f086..b3f37a9 100644
--- a/src/misc.h
+++ b/src/misc.h
@@ -67,7 +67,6 @@ gchar   *Get_Active_Combo_Box_Item(GtkComboBox *combo);
 /*
  * Other
  */
-void Entry_Changed_Disable_Object (GtkWidget *widget_to_disable, GtkEditable *source_widget);
 void Insert_Only_Digit (GtkEditable *editable,const gchar *text,gint length,gint *position,gpointer data);
 gboolean Parse_Date (void);
 void Load_Genres_List_To_UI (void);