/* * ld-window-main.c * * This file is a part of logdiag. * Copyright Přemysl Janouch 2010. All rights reserved. * * See the file LICENSE for licensing information. * */ #include #include "config.h" #include "ld-window-main.h" #include "ld-document.h" #include "ld-canvas.h" #include "ld-library.h" #include "ld-symbol-category.h" #include "ld-symbol.h" /** * SECTION:ld-window-main * @short_description: The main application window. * * #LdWindowMain is the main window of the application. */ /* NOTE: The main window should not maybe be included in either * the documentation or the static library. */ /* Private members of the window. */ struct _LdWindowMainPrivate { GtkUIManager *ui_manager; GtkWidget *vbox; GtkWidget *hbox; GtkWidget *menu; GtkWidget *toolbar; LdLibrary *library; LdCanvas *canvas; GtkWidget *statusbar; guint statusbar_menu_context_id; }; struct DocumentData { LdDocument *document; const gchar *file_name; /* Canvas viewport settings (for multitabbed) */ }; /* Define the type. */ G_DEFINE_TYPE (LdWindowMain, ld_window_main, GTK_TYPE_WINDOW); #define TOOLBAR_ICON_WIDTH 32 /* ===== Local functions =================================================== */ static void ld_window_main_finalize (GObject *gobject); static void cb_load_category (gpointer key, gpointer value, gpointer user_data); static void load_toolbar (LdWindowMain *self); static void cb_ui_proxy_connected (GtkUIManager *ui, GtkAction *action, GtkWidget *proxy, LdWindowMain *window); static void cb_ui_proxy_disconnected (GtkUIManager *ui, GtkAction *action, GtkWidget *proxy, LdWindowMain *window); static void cb_menu_item_selected (GtkWidget *item, LdWindowMain *window); static void cb_menu_item_deselected (GtkItem *item, LdWindowMain *window); static void cb_show_about_dialog (GtkAction *action, LdWindowMain *window); /* ===== Local variables =================================================== */ /* Actions for menus, toolbars, accelerators. */ static GtkActionEntry mw_actionEntries[] = { {"FileMenu", NULL, Q_("_File")}, {"New", GTK_STOCK_NEW, NULL, NULL, Q_("Create a new document"), NULL}, {"Open", GTK_STOCK_OPEN, NULL, NULL, Q_("Open a document"), NULL}, {"Save", GTK_STOCK_SAVE, NULL, NULL, Q_("Save the current document"), NULL}, {"SaveAs", GTK_STOCK_SAVE_AS, NULL, NULL, Q_("Save the current document with another name"), NULL}, {"Export", NULL, Q_("_Export"), NULL, Q_("Export the document"), NULL}, {"Quit", GTK_STOCK_QUIT, NULL, NULL, Q_("Quit the application"), NULL}, {"EditMenu", NULL, Q_("_Edit")}, /* These are not probably going to show up in the 1st version of this app: {"Cut", GTK_STOCK_CUT, NULL, NULL, NULL, NULL}, {"Copy", GTK_STOCK_COPY, NULL, NULL, NULL, NULL}, {"Paste", GTK_STOCK_PASTE, NULL, NULL, NULL, NULL}, */ {"Delete", GTK_STOCK_DELETE, NULL, NULL, Q_("Delete the contents of the selection"), NULL}, {"SelectAll", GTK_STOCK_SELECT_ALL, NULL, NULL, Q_("Select all objects in the document"), NULL}, {"HelpMenu", NULL, Q_("_Help")}, {"About", GTK_STOCK_ABOUT, NULL, NULL, Q_("Show a dialog about this application"), G_CALLBACK(cb_show_about_dialog)} }; /** * ld_window_main_new: * * Create an instance. */ GtkWidget * ld_window_main_new (void) { return g_object_new (LD_TYPE_WINDOW_MAIN, NULL); } static void ld_window_main_class_init (LdWindowMainClass *klass) { GObjectClass *object_class; GtkWidgetClass *widget_class; object_class = G_OBJECT_CLASS (klass); object_class->finalize = ld_window_main_finalize; widget_class = GTK_WIDGET_CLASS (klass); g_type_class_add_private (klass, sizeof (LdWindowMainPrivate)); } static void ld_window_main_init (LdWindowMain *self) { LdWindowMainPrivate *priv; GtkActionGroup *action_group; GError *error; self->priv = priv = G_TYPE_INSTANCE_GET_PRIVATE (self, LD_TYPE_WINDOW_MAIN, LdWindowMainPrivate); priv->vbox = gtk_vbox_new (FALSE, 0); gtk_container_add (GTK_CONTAINER (self), priv->vbox); priv->ui_manager = gtk_ui_manager_new (); /* Reference: * http://git.gnome.org/browse/glade3/tree/src/glade-window.c : 2165 */ g_signal_connect (priv->ui_manager, "connect-proxy", G_CALLBACK (cb_ui_proxy_connected), self); g_signal_connect (priv->ui_manager, "disconnect-proxy", G_CALLBACK (cb_ui_proxy_disconnected), self); /* Prepare our actions. */ action_group = gtk_action_group_new ("MainActions"); gtk_action_group_add_actions (action_group, mw_actionEntries, G_N_ELEMENTS (mw_actionEntries), self); gtk_ui_manager_insert_action_group (priv->ui_manager, action_group, 0); error = NULL; gtk_ui_manager_add_ui_from_file (priv->ui_manager, PROJECT_SHARE_DIR "gui/window-main.ui", &error); if (error) { g_message (_("Building UI failed: %s"), error->message); g_error_free (error); } /* Load keyboard accelerators into the window. */ gtk_window_add_accel_group (GTK_WINDOW (self), gtk_ui_manager_get_accel_group (priv->ui_manager)); priv->menu = gtk_ui_manager_get_widget (priv->ui_manager, "/MenuBar"); gtk_box_pack_start (GTK_BOX (priv->vbox), priv->menu, FALSE, FALSE, 0); priv->hbox = gtk_hbox_new(FALSE, 0); gtk_box_pack_start (GTK_BOX (priv->vbox), priv->hbox, TRUE, TRUE, 0); /* Add the symbol toolbar. */ priv->toolbar = gtk_toolbar_new (); /* NOTE: For GTK 2.16+, s/toolbar/orientable/ */ gtk_toolbar_set_orientation (GTK_TOOLBAR (priv->toolbar), GTK_ORIENTATION_VERTICAL); gtk_toolbar_set_icon_size (GTK_TOOLBAR (priv->toolbar), GTK_ICON_SIZE_LARGE_TOOLBAR); gtk_toolbar_set_style (GTK_TOOLBAR (priv->toolbar), GTK_TOOLBAR_ICONS); gtk_box_pack_start (GTK_BOX (priv->hbox), priv->toolbar, FALSE, FALSE, 0); /* Symbol library. */ priv->library = ld_library_new (); ld_library_load (priv->library, PROJECT_SHARE_DIR "library"); load_toolbar (self); /* TODO in the future: GtkHPaned */ /* Canvas. */ /* TODO: Put it into a GtkScrolledWindow. */ priv->canvas = ld_canvas_new (); gtk_box_pack_start (GTK_BOX (priv->hbox), GTK_WIDGET (priv->canvas), TRUE, TRUE, 0); priv->statusbar = gtk_statusbar_new (); priv->statusbar_menu_context_id = gtk_statusbar_get_context_id (GTK_STATUSBAR (priv->statusbar), "menu"); gtk_box_pack_end (GTK_BOX (priv->vbox), priv->statusbar, FALSE, FALSE, 0); /* Proceed to showing the window. */ g_signal_connect (self, "destroy", G_CALLBACK (gtk_main_quit), NULL); gtk_window_set_default_size (GTK_WINDOW (self), 500, 400); gtk_window_set_position (GTK_WINDOW (self), GTK_WIN_POS_CENTER); gtk_widget_show_all (GTK_WIDGET (self)); } /* * ld_window_main_finalize: * * Dispose of all the resources owned by this window. */ static void ld_window_main_finalize (GObject *gobject) { LdWindowMain *self; self = LD_WINDOW_MAIN (gobject); /* Dispose of objects. Note that GtkObject has floating ref. by default * and gtk_object_destroy () should be used for it. */ g_object_unref (self->priv->library); g_object_unref (self->priv->ui_manager); /* Chain up to the parent class. */ G_OBJECT_CLASS (ld_window_main_parent_class)->finalize (gobject); } /* * cb_load_category: * * A hashtable foreach callback for adding categories into the toolbar. */ static void cb_load_category (gpointer key, gpointer value, gpointer user_data) { const gchar *name; LdSymbolCategory *cat; LdWindowMain *self; GdkPixbuf *pbuf; GtkWidget *img; GtkToolItem *item; name = key; cat = value; self = user_data; g_return_if_fail (key != NULL); g_return_if_fail (LD_IS_SYMBOL_CATEGORY (cat)); pbuf = gdk_pixbuf_new_from_file_at_size (cat->image_path, TOOLBAR_ICON_WIDTH, -1, NULL); g_return_if_fail (pbuf != NULL); img = gtk_image_new_from_pixbuf (pbuf); g_object_unref (pbuf); item = gtk_tool_button_new (img, name); gtk_tool_item_set_tooltip_text (item, name); gtk_toolbar_insert (GTK_TOOLBAR (self->priv->toolbar), item, 0); } /* * load_toolbar: * * Load symbols from the library into the toolbar. */ static void load_toolbar (LdWindowMain *self) { /* Clear the toolbar first, if there was already something in it. */ gtk_container_foreach (GTK_CONTAINER (self->priv->toolbar), (GtkCallback) gtk_widget_destroy, NULL); g_hash_table_foreach (self->priv->library->categories, cb_load_category, self); } /* * cb_ui_proxy_connected: * * An item was connected to the manager. */ static void cb_ui_proxy_connected (GtkUIManager *ui, GtkAction *action, GtkWidget *proxy, LdWindowMain *window) { if (GTK_IS_MENU_ITEM (proxy)) { g_signal_connect (proxy, "select", G_CALLBACK (cb_menu_item_selected), window); g_signal_connect (proxy, "deselect", G_CALLBACK (cb_menu_item_deselected), window); } } /* * cb_ui_proxy_disconnected: * * An item was disconnected from the manager. */ static void cb_ui_proxy_disconnected (GtkUIManager *ui, GtkAction *action, GtkWidget *proxy, LdWindowMain *window) { if (GTK_IS_MENU_ITEM (proxy)) { g_signal_handlers_disconnect_by_func (proxy, G_CALLBACK (cb_menu_item_selected), window); g_signal_handlers_disconnect_by_func (proxy, G_CALLBACK (cb_menu_item_deselected), window); } } static void cb_menu_item_selected (GtkWidget *item, LdWindowMain *window) { GtkAction *action; gchar *tooltip; action = gtk_activatable_get_related_action (GTK_ACTIVATABLE (item)); g_object_get (G_OBJECT (action), "tooltip", &tooltip, NULL); if (tooltip != NULL) gtk_statusbar_push (GTK_STATUSBAR (window->priv->statusbar), window->priv->statusbar_menu_context_id, tooltip); g_free (tooltip); } static void cb_menu_item_deselected (GtkItem *item, LdWindowMain *window) { gtk_statusbar_pop (GTK_STATUSBAR (window->priv->statusbar), window->priv->statusbar_menu_context_id); } static void cb_show_about_dialog (GtkAction *action, LdWindowMain *window) { gtk_show_about_dialog (GTK_WINDOW (window), "program-name", PROJECT_NAME, "version", PROJECT_VERSION, "copyright", "Copyright Přemysl Janouch 2010", NULL); }