/** Update the various areas that require updating when changing filename
* This will ensure that all places that use the filename are updated:
* Window titles, layer dialog, recent files, diagram tree.
* @param dia The diagram whose filename has changed.
*/
static void
diagram_update_for_filename(Diagram *dia)
{
GSList *l;
DDisplay *ddisp;
char *title;
title = diagram_get_name(dia);
l = dia->displays;
while (l!=NULL) {
ddisp = (DDisplay *) l->data;
ddisplay_set_title(ddisp, title);
l = g_slist_next(l);
}
g_free(title);
layer_dialog_update_diagram_list();
/* signal about the change */
dia_diagram_change (dia, DIAGRAM_CHANGE_NAME, NULL);
}
static void
diagram_dispose (GObject *object)
{
Diagram *dia = DIA_DIAGRAM(object);
assert(dia->displays==NULL);
if (g_list_index(open_diagrams, dia) >= 0) {
dia_diagram_remove(dia);
open_diagrams = g_list_remove(open_diagrams, dia);
layer_dialog_update_diagram_list();
}
if (dia->undo)
undo_destroy(dia->undo);
dia->undo = NULL;
diagram_cleanup_autosave(dia);
G_OBJECT_CLASS (parent_class)->dispose (object);
}
void
layer_dialog_create(void)
{
GtkWidget *dialog;
GtkWidget *vbox;
GtkWidget *hbox;
GtkWidget *label;
GtkWidget *omenu;
GtkWidget *menu;
GtkWidget *list;
GtkWidget *separator;
GtkWidget *scrolled_win;
GtkWidget *button_box;
GtkWidget *button;
layer_dialog = g_new(struct LayerDialog, 1);
layer_dialog->diagram = NULL;
layer_dialog->dialog = dialog = gtk_dialog_new ();
gtk_window_set_title (GTK_WINDOW (dialog), _("Layers"));
gtk_window_set_role (GTK_WINDOW (dialog), "layer_window");
gtk_window_set_resizable (GTK_WINDOW (dialog), TRUE);
g_signal_connect (G_OBJECT (dialog), "delete_event",
G_CALLBACK(layer_dialog_delete), NULL);
g_signal_connect (G_OBJECT (dialog), "destroy",
G_CALLBACK(gtk_widget_destroyed),
&(layer_dialog->dialog));
vbox = gtk_dialog_get_content_area(GTK_DIALOG(dialog));
hbox = gtk_hbox_new(FALSE, 1);
label = gtk_label_new(_("Diagram:"));
gtk_box_pack_start(GTK_BOX(hbox), label, FALSE, FALSE, 2);
gtk_widget_show (label);
layer_dialog->diagram_omenu = omenu = gtk_option_menu_new();
gtk_box_pack_start(GTK_BOX(hbox), omenu, TRUE, TRUE, 2);
gtk_widget_show (omenu);
menu = gtk_menu_new();
gtk_option_menu_set_menu(GTK_OPTION_MENU(omenu), menu);
gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 2);
gtk_widget_show (hbox);
separator = gtk_hseparator_new();
gtk_box_pack_start(GTK_BOX(vbox), separator, FALSE, FALSE, 2);
gtk_widget_show (separator);
scrolled_win = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_win),
GTK_POLICY_AUTOMATIC,
GTK_POLICY_AUTOMATIC);
gtk_box_pack_start (GTK_BOX (vbox), scrolled_win, TRUE, TRUE, 2);
layer_dialog->layer_list = list = gtk_list_new();
gtk_list_set_selection_mode (GTK_LIST (list), GTK_SELECTION_BROWSE);
gtk_scrolled_window_add_with_viewport (GTK_SCROLLED_WINDOW (scrolled_win), list);
gtk_container_set_focus_vadjustment (GTK_CONTAINER (list),
gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (scrolled_win)));
gtk_widget_show (scrolled_win);
gtk_widget_show (list);
g_signal_connect (G_OBJECT (list), "event",
G_CALLBACK (layer_list_events), NULL);
button_box = create_button_box(dialog, TRUE);
gtk_box_pack_start (GTK_BOX (vbox), button_box, FALSE, FALSE, 2);
gtk_widget_show (button_box);
gtk_container_set_border_width(GTK_CONTAINER(
gtk_dialog_get_action_area (GTK_DIALOG(dialog))),
2);
button = gtk_button_new_from_stock (GTK_STOCK_CLOSE);
gtk_box_pack_start (GTK_BOX (gtk_dialog_get_action_area (GTK_DIALOG(dialog))),
button, TRUE, TRUE, 0);
g_signal_connect_swapped(G_OBJECT (button), "clicked",
G_CALLBACK(gtk_widget_hide),
G_OBJECT(dialog));
gtk_widget_show (button);
persistence_register_window(GTK_WINDOW(dialog));
layer_dialog_update_diagram_list();
}
/** Initializes a diagram with standard info and sets it to be called
* 'filename'.
* Returns TRUE if everything went ok, FALSE otherwise.
* Will return FALSE if filename is not a legal string in the current
* encoding.
*/
static gboolean
diagram_init(Diagram *dia, const char *filename)
{
gchar *newfilename = NULL;
GError *error = NULL;
dia->data = &dia->parent_instance; /* compatibility */
dia->pagebreak_color = prefs.new_diagram.pagebreak_color;
get_paper_info (&dia->data->paper, -1, &prefs.new_diagram);
dia->grid.width_x = prefs.grid.x;
dia->grid.width_y = prefs.grid.y;
dia->grid.width_w = prefs.grid.w;
dia->grid.hex_size = 1.0;
dia->grid.colour = prefs.new_diagram.grid_color;
dia->grid.hex = prefs.grid.hex;
dia->grid.visible_x = prefs.grid.vis_x;
dia->grid.visible_y = prefs.grid.vis_y;
dia->grid.dynamic = prefs.grid.dynamic;
dia->grid.major_lines = prefs.grid.major_lines;
dia->guides.nhguides = 0;
dia->guides.hguides = NULL;
dia->guides.nvguides = 0;
dia->guides.vguides = NULL;
if (dia->filename != NULL)
g_free(dia->filename);
/* Make sure the filename is absolute */
if (!g_path_is_absolute(filename)) {
gchar *pwd = g_get_current_dir();
newfilename = g_build_filename(pwd, filename, NULL);
g_free(pwd);
filename = newfilename;
}
/* All Diagram functions assumes filename in filesystem encoding */
dia->filename = g_filename_to_utf8(filename, -1, NULL, NULL, &error);
if (error != NULL) {
message_error(_("Couldn't convert filename '%s' to UTF-8: %s\n"),
dia_message_filename(filename), error->message);
g_error_free(error);
dia->filename = g_strdup(_("Error"));
return FALSE;
}
dia->unsaved = TRUE;
dia->mollified = FALSE;
dia->autosavefilename = NULL;
if (dia->undo)
undo_destroy(dia->undo);
dia->undo = new_undo_stack(dia);
if (!g_list_find(open_diagrams, dia))
open_diagrams = g_list_prepend(open_diagrams, dia);
if (app_is_interactive())
layer_dialog_update_diagram_list();
g_free(newfilename);
g_signal_connect (G_OBJECT(dia), "object_add", G_CALLBACK(_object_add), dia);
g_signal_connect (G_OBJECT(dia), "object_remove", G_CALLBACK(_object_remove), dia);
return TRUE;
}
