Fix broken default filename for save-as

The existing code set the filename to the full path of the last input file
and didn't set the path at all. Instead we now split the existing filename
into its path and file component and set up the choser accordingly.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>

1 files changed, 22 insertions, 1 deletions

diff --git a/gtk-gui.c b/gtk-gui.c
index 306e1a5e7..a536c15e6 100644
--- a/gtk-gui.c
+++ b/gtk-gui.c
@@ -172,10 +172,29 @@ static void file_open(GtkWidget *w, gpointer data)
 	gtk_widget_destroy(dialog);
 }
 
+/* return the path and the file component contained in the full path */
+static char *path_and_file(char *pathin, char **fileout) {
+	char *slash = pathin, *next;
+
+	if (! pathin) {
+		*fileout = strdup("");
+		return strdup("");
+	}
+	while ((next = strpbrk(slash + 1, "\\/")))
+		slash = next;
+	if (pathin != slash)
+		slash++;
+	*fileout = strdup(slash);
+        return strndup(pathin, slash - pathin);
+}
+
 static void file_save_as(GtkWidget *w, gpointer data)
 {
 	GtkWidget *dialog;
 	char *filename = NULL;
+	char *current_file;
+	char *current_dir;
+
 	dialog = gtk_file_chooser_dialog_new("Save File As",
 		GTK_WINDOW(main_window),
 		GTK_FILE_CHOOSER_ACTION_SAVE,
@@ -184,7 +203,9 @@ static void file_save_as(GtkWidget *w, gpointer data)
 		NULL);
 	gtk_file_chooser_set_do_overwrite_confirmation(GTK_FILE_CHOOSER(dialog), TRUE);
 
-	gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(dialog), existing_filename);
+	current_dir = path_and_file(existing_filename, &current_file);
+	gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(dialog), current_dir);
+	gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(dialog), current_file);
 	if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT) {
 		filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
 	}