From 38572a19e884716f6f8e15c7c523ab98270356a5 Mon Sep 17 00:00:00 2001
From: Jose Antonio Ortega Ruiz <jao@gnu.org>
Date: Sun, 6 Aug 2006 01:32:47 +0000
Subject: Load file dialog remembers last directory

git-archimport-id: mdk@sv.gnu.org/mdk--devel--1--patch-18
---
 mixgtk/mixgtk_gen_handlers.c | 55 +++++++++++++++++++++++++++++---------------
 mixgtk/mixgtk_gen_handlers.h |  6 -----
 mixgtk/mixgtk_widgets.c      |  4 +---
 3 files changed, 37 insertions(+), 28 deletions(-)

diff --git a/mixgtk/mixgtk_gen_handlers.c b/mixgtk/mixgtk_gen_handlers.c
index c67eec8..7ebadfb 100644
--- a/mixgtk/mixgtk_gen_handlers.c
+++ b/mixgtk/mixgtk_gen_handlers.c
@@ -25,12 +25,16 @@
 #include "mixgtk_config.h"
 
 /* grab a file with an externally provided callback */
-void
-mixgtk_get_file (file_callback_t callback,
-		 const gchar *title,
-                 const gchar *pattern,
-                 const gchar *def_file)
+typedef void (*file_callback_t)(const gchar *file);
+
+static void
+get_file_ (file_callback_t callback,
+           const gchar *title,
+           const gchar *pattern,
+           const gchar *def_file)
 {
+  static gchar *last_folder = NULL;
+
   if (callback != NULL)
     {
       GtkWidget *dialog;
@@ -51,15 +55,25 @@ mixgtk_get_file (file_callback_t callback,
         }
 
       if (def_file != NULL)
-        gtk_file_chooser_set_filename (GTK_FILE_CHOOSER (dialog), def_file);
+        {
+          gtk_file_chooser_set_filename (GTK_FILE_CHOOSER (dialog), def_file);
+        }
+      else if (last_folder != NULL)
+        {
+          gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (dialog),
+                                               last_folder);
+        }
 
       if (gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_ACCEPT)
         {
-          char *filename;
-
-          filename = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog));
+          gchar *filename = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog));
           callback (filename);
-          g_free (filename);
+          if (filename)
+            {
+              if (last_folder) g_free (last_folder);
+              last_folder = g_path_get_dirname (filename);
+              g_free (filename);
+            }
         }
 
       gtk_widget_destroy (dialog);
@@ -85,42 +99,45 @@ exec_cmd_ (mix_vm_command_t cmd, const gchar *arg)
 static void
 open_cb_ (const gchar *file)
 {
-  if (file)
-      exec_cmd_ (MIX_CMD_LOAD, file);
+  if (file) exec_cmd_ (MIX_CMD_LOAD, file);
 }
 
 void
 on_file_open_activate (GtkWidget *w, gpointer data)
 {
-  mixgtk_get_file (open_cb_, _("Load MIX program..."), "*.mix", NULL);
+  get_file_ (open_cb_, _("Load MIX program..."), "*.mix", NULL);
 }
 
 /* edit mixal source */
 static void
 edit_cb_ (const gchar *file)
 {
-  exec_cmd_ (MIX_CMD_EDIT, file);
+  if (file) exec_cmd_ (MIX_CMD_EDIT, file);
 }
 
 void
 on_file_edit_activate (GtkWidget *w, gpointer data)
 {
-  mixgtk_get_file (edit_cb_, _("Edit MIXAL source file..."), "*.mixal",
-		   mixgtk_cmd_dispatcher_get_src_path ());
+  get_file_ (edit_cb_,
+             _("Edit MIXAL source file..."),
+             "*.mixal",
+             mixgtk_cmd_dispatcher_get_src_path ());
 }
 
 /* compile mixal source */
 static void
 compile_cb_ (const gchar *file)
 {
-  exec_cmd_ (MIX_CMD_COMPILE, file);
+  if (file) exec_cmd_ (MIX_CMD_COMPILE, file);
 }
 
 void
 on_file_compile_activate (GtkWidget *w, gpointer data)
 {
-  mixgtk_get_file (compile_cb_, _("Compile MIXAL source file..."), "*.mixal",
-		   mixgtk_cmd_dispatcher_get_src_path ());
+  get_file_ (compile_cb_,
+             _("Compile MIXAL source file..."),
+             "*.mixal",
+             mixgtk_cmd_dispatcher_get_src_path ());
 }
 
 void
diff --git a/mixgtk/mixgtk_gen_handlers.h b/mixgtk/mixgtk_gen_handlers.h
index 20482e1..7e49b34 100644
--- a/mixgtk/mixgtk_gen_handlers.h
+++ b/mixgtk/mixgtk_gen_handlers.h
@@ -49,12 +49,6 @@ on_save_on_exit_toggle (GtkWidget *w, gpointer data);
 extern void
 on_save_activate (GtkWidget *w, gpointer data);
 
-typedef void (*file_callback_t)(const gchar *file);
-
-extern void
-mixgtk_get_file (file_callback_t callback, const gchar *title,
-		 const gchar *pattern, const gchar *def_file);
-
 
 #endif /* MIXGTK_GEN_HANDLERS_H */
 
diff --git a/mixgtk/mixgtk_widgets.c b/mixgtk/mixgtk_widgets.c
index 724b578..ee6dc69 100644
--- a/mixgtk/mixgtk_widgets.c
+++ b/mixgtk/mixgtk_widgets.c
@@ -1,9 +1,7 @@
 /* -*-c-*- -------------- mixgtk_widgets.c :
  * Implementation of the functions declared in mixgtk_widgets.h
  * ------------------------------------------------------------------
- *  Last change: Time-stamp: "2001-04-29 14:32:17 jao"
- * ------------------------------------------------------------------
- * Copyright (C) 2001, 2004 Free Software Foundation, Inc.
+ * Copyright (C) 2001, 2004, 2006 Free Software Foundation, Inc.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
-- 
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