Use the last (or only) filename on command line as default for saving

[ext/subsurface.git] / gtk-gui.c

diff --git a/gtk-gui.c b/gtk-gui.c
index 77cf4a9ec49edf7bd904cc9cffb9cce9ee461a8e..3994387acdf5f42f632451152e48b42671c4dde0 100644 (file)
--- a/gtk-gui.c
+++ b/gtk-gui.c
@@ -31,11 +31,6 @@ struct units output_units;
 
 #define GCONF_NAME(x) "/apps/subsurface/" #x
 
-void on_destroy(GtkWidget* w, gpointer data)
-{
-       gtk_main_quit();
-}
-
 static GtkWidget *dive_profile;
 
 void repaint_dive(void)
@@ -146,23 +141,64 @@ static void file_save(GtkWidget *w, gpointer data)
                filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
                save_dives(filename);
                g_free(filename);
+               mark_divelist_changed(FALSE);
+       }
+       gtk_widget_destroy(dialog);
+}
+
+static void ask_save_changes()
+{
+       GtkWidget *dialog, *label, *content;
+       dialog = gtk_dialog_new_with_buttons("Save Changes?",
+               GTK_WINDOW(main_window), GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
+               GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
+               GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
+               NULL);
+       content = gtk_dialog_get_content_area (GTK_DIALOG (dialog));
+       label = gtk_label_new ("You have unsaved changes\nWould you like to save those before exiting the program?");
+       gtk_container_add (GTK_CONTAINER (content), label);
+       gtk_widget_show_all (dialog);
+       gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_ACCEPT);
+       if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT) {
+               file_save(NULL,NULL);
        }
        gtk_widget_destroy(dialog);
 }
 
+static gboolean on_delete(GtkWidget* w, gpointer data)
+{
+       /* Make sure to flush any modified dive data */
+       update_dive(NULL);
+
+       if (unsaved_changes())
+               ask_save_changes();
+
+       return FALSE; /* go ahead, kill the program, we're good now */
+}
+
+static void on_destroy(GtkWidget* w, gpointer data)
+{
+       gtk_main_quit();
+}
+
 static void quit(GtkWidget *w, gpointer data)
 {
+       /* Make sure to flush any modified dive data */
+       update_dive(NULL);
+
+       if (unsaved_changes())
+               ask_save_changes();
        gtk_main_quit();
 }
 
-static void create_radio(GtkWidget *dialog, const char *name, ...)
+static void create_radio(GtkWidget *vbox, const char *name, ...)
 {
        va_list args;
        GtkRadioButton *group = NULL;
        GtkWidget *box, *label;
 
        box = gtk_hbox_new(TRUE, 10);
-       gtk_container_add(GTK_CONTAINER(GTK_DIALOG(dialog)->vbox), box);
+       gtk_box_pack_start(GTK_BOX(vbox), box, FALSE, FALSE, 0);
 
        label = gtk_label_new(name);
        gtk_box_pack_start(GTK_BOX(box), label, TRUE, TRUE, 0);
@@ -387,6 +423,7 @@ void init_ui(int argc, char **argv)
        error_info_bar = NULL;
        win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
        gtk_window_set_icon_from_file(GTK_WINDOW(win), "icon.svg", NULL);
+       g_signal_connect(G_OBJECT(win), "delete-event", G_CALLBACK (on_delete), NULL);
        g_signal_connect(G_OBJECT(win), "destroy", G_CALLBACK(on_destroy), NULL);
        main_window = win;
 
@@ -614,3 +651,11 @@ void update_progressbar(progressbar_t *progress, double value)
 {
        gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(progress->bar), value);
 }
+
+
+void set_filename(const char *filename)
+{
+       if (filename)
+               existing_filename = strdup(filename);
+       return;
+}