Use the last opened file as the file dialog default.

git-svn-id: svn+ssh://svn.gnucash.org/repo/gnucash/trunk@2808 57a11ea4-9604-0410-9ed3-97b8803252fd

src/FileBox.h

@@ -28,6 +28,6 @@
 #include "config.h"
 
 /** PROTOTYPES ******************************************************/
-char *fileBox( const char * title, const char * filter );
+const char *fileBox( const char * title, const char * filter );
 
 #endif

src/file-history.h

@@ -27,6 +27,6 @@
 
 void gnc_history_add_file(char *);
 void gnc_history_update_menu();
-char * gnc_history_get_last();
+const char * gnc_history_get_last();
 
 #endif

src/gnome/dialog-filebox.c

@@ -27,6 +27,7 @@
 #include <gnome.h>
 
 #include "FileBox.h"
+#include "file-history.h"
 #include "messages.h"
 #include "util.h"
 
@@ -61,11 +62,13 @@ static gboolean gnc_file_box_delete_cb(GtkWidget *widget, GdkEvent *event,
  *                                                                  * 
  * Args:   title - the title of the window                          *
  *         filter - the file filter to use                          * 
- * Return: char * containing the name of the file the user selected *
+ * Return: containing the name of the file the user selected        *
 \********************************************************************/
-char *
+const char *
 fileBox(const char * title, const char * filter) 
 {
+  const char *last_file;
+
   ENTER("\n");
 
   /* Set a default title if nothing was passed in */  
@@ -78,6 +81,10 @@ fileBox(const char * title, const char * filter)
   fb_info.file_box = GTK_FILE_SELECTION(gtk_file_selection_new(title));
   fb_info.file_name = NULL;
 
+  last_file = gnc_history_get_last();
+  if (last_file != NULL)
+    gtk_file_selection_set_filename(fb_info.file_box, last_file);
+
   /* hack alert - this was filtering directory names as well as file 
    * names, so I think we should not do this by default (rgmerk) */
 #if 0

src/gnome/file-history.c

@@ -143,7 +143,7 @@ gnc_history_add_file(char *newfile)
   __gnc_history_config_write();
 }
 
-char *
+const char *
 gnc_history_get_last()
 {
   if(history_list == NULL)