/* Application window * * Demonstrates a typical application window with menubar, toolbar, statusbar. * * This example uses GtkUIManager and GtkActionGroup. */ #include "config.h" #include static GtkWidget *window = NULL; static GtkWidget *infobar = NULL; static GtkWidget *messagelabel = NULL; static void activate_action (GtkAction *action) { const gchar *name = gtk_action_get_name (action); const gchar *typename = G_OBJECT_TYPE_NAME (action); GtkWidget *dialog; if (g_str_equal (name, "DarkTheme")) { gboolean value = gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action)); GtkSettings *settings = gtk_settings_get_default (); g_object_set (G_OBJECT (settings), "gtk-application-prefer-dark-theme", value, NULL); return; } if (g_str_equal (name, "HideTitlebar")) { gboolean value = gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action)); gtk_window_set_hide_titlebar_when_maximized (GTK_WINDOW (window), value); return; } dialog = gtk_message_dialog_new (GTK_WINDOW (window), GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_INFO, GTK_BUTTONS_CLOSE, "You activated action: \"%s\" of type \"%s\"", name, typename); /* Close dialog on user response */ g_signal_connect (dialog, "response", G_CALLBACK (gtk_widget_destroy), NULL); gtk_widget_show (dialog); } static void activate_radio_action (GtkAction *action, GtkRadioAction *current) { const gchar *name = gtk_action_get_name (GTK_ACTION (current)); const gchar *typename = G_OBJECT_TYPE_NAME (GTK_ACTION (current)); gboolean active = gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (current)); gint value = gtk_radio_action_get_current_value (GTK_RADIO_ACTION (current)); if (active) { gchar *text; text = g_strdup_printf ("You activated radio action: \"%s\" of type \"%s\".\n" "Current value: %d", name, typename, value); gtk_label_set_text (GTK_LABEL (messagelabel), text); gtk_info_bar_set_message_type (GTK_INFO_BAR (infobar), (GtkMessageType)value); gtk_widget_show (infobar); g_free (text); } } static void about_cb (GtkAction *action, GtkWidget *window) { GdkPixbuf *pixbuf; const gchar *authors[] = { "Peter Mattis", "Spencer Kimball", "Josh MacDonald", "and many more...", NULL }; const gchar *documentors[] = { "Owen Taylor", "Tony Gale", "Matthias Clasen ", "and many more...", NULL }; pixbuf = gdk_pixbuf_new_from_resource ("/appwindow/gtk-logo-old.png", NULL); /* We asser the existence of the pixbuf as we load it from a custom resource. */ g_assert (pixbuf); gtk_show_about_dialog (GTK_WINDOW (window), "program-name", "GTK+ Code Demos", "version", g_strdup_printf ("%s,\nRunning against GTK+ %d.%d.%d", PACKAGE_VERSION, gtk_get_major_version (), gtk_get_minor_version (), gtk_get_micro_version ()), "copyright", "(C) 1997-2009 The GTK+ Team", "license-type", GTK_LICENSE_LGPL_2_1, "website", "http://www.gtk.org", "comments", "Program to demonstrate GTK+ functions.", "authors", authors, "documenters", documentors, "logo", pixbuf, "title", "About GTK+ Code Demos", NULL); g_object_unref (pixbuf); } typedef struct { GtkAction action; } ToolMenuAction; typedef struct { GtkActionClass parent_class; } ToolMenuActionClass; G_DEFINE_TYPE(ToolMenuAction, tool_menu_action, GTK_TYPE_ACTION) static void tool_menu_action_class_init (ToolMenuActionClass *class) { GTK_ACTION_CLASS (class)->toolbar_item_type = GTK_TYPE_MENU_TOOL_BUTTON; } static void tool_menu_action_init (ToolMenuAction *action) { } static GtkActionEntry entries[] = { { "FileMenu", NULL, "_File" }, /* name, stock id, label */ { "OpenMenu", NULL, "_Open" }, /* name, stock id, label */ { "PreferencesMenu", NULL, "_Preferences" }, /* name, stock id, label */ { "ColorMenu", NULL, "_Color" }, /* name, stock id, label */ { "ShapeMenu", NULL, "_Shape" }, /* name, stock id, label */ { "HelpMenu", NULL, "_Help" }, /* name, stock id, label */ { "New", GTK_STOCK_NEW, /* name, stock id */ "_New", "N", /* label, accelerator */ "Create a new file", /* tooltip */ G_CALLBACK (activate_action) }, { "File1", NULL, /* name, stock id */ "File1", NULL, /* label, accelerator */ "Open first file", /* tooltip */ G_CALLBACK (activate_action) }, { "Save", GTK_STOCK_SAVE, /* name, stock id */ "_Save","S", /* label, accelerator */ "Save current file", /* tooltip */ G_CALLBACK (activate_action) }, { "SaveAs", GTK_STOCK_SAVE, /* name, stock id */ "Save _As...", NULL, /* label, accelerator */ "Save to a file", /* tooltip */ G_CALLBACK (activate_action) }, { "Quit", GTK_STOCK_QUIT, /* name, stock id */ "_Quit", "Q", /* label, accelerator */ "Quit", /* tooltip */ G_CALLBACK (activate_action) }, { "About", NULL, /* name, stock id */ "_About", "A", /* label, accelerator */ "About", /* tooltip */ G_CALLBACK (about_cb) }, { "Logo", "demo-gtk-logo", /* name, stock id */ NULL, NULL, /* label, accelerator */ "GTK+", /* tooltip */ G_CALLBACK (activate_action) }, }; static guint n_entries = G_N_ELEMENTS (entries); static GtkToggleActionEntry toggle_entries[] = { { "Bold", GTK_STOCK_BOLD, /* name, stock id */ "_Bold", "B", /* label, accelerator */ "Bold", /* tooltip */ G_CALLBACK (activate_action), TRUE }, /* is_active */ { "DarkTheme", NULL, /* name, stock id */ "_Prefer Dark Theme", NULL, /* label, accelerator */ "Prefer Dark Theme", /* tooltip */ G_CALLBACK (activate_action), FALSE }, /* is_active */ { "HideTitlebar", NULL, "_Hide Titlebar when maximized", NULL, "Hide Titlebar when maximized", G_CALLBACK (activate_action), FALSE } }; static guint n_toggle_entries = G_N_ELEMENTS (toggle_entries); enum { COLOR_RED, COLOR_GREEN, COLOR_BLUE }; static GtkRadioActionEntry color_entries[] = { { "Red", NULL, /* name, stock id */ "_Red", "R", /* label, accelerator */ "Blood", COLOR_RED }, /* tooltip, value */ { "Green", NULL, /* name, stock id */ "_Green", "G", /* label, accelerator */ "Grass", COLOR_GREEN }, /* tooltip, value */ { "Blue", NULL, /* name, stock id */ "_Blue", "B", /* label, accelerator */ "Sky", COLOR_BLUE }, /* tooltip, value */ }; static guint n_color_entries = G_N_ELEMENTS (color_entries); enum { SHAPE_SQUARE, SHAPE_RECTANGLE, SHAPE_OVAL }; static GtkRadioActionEntry shape_entries[] = { { "Square", NULL, /* name, stock id */ "_Square", "S", /* label, accelerator */ "Square", SHAPE_SQUARE }, /* tooltip, value */ { "Rectangle", NULL, /* name, stock id */ "_Rectangle", "R", /* label, accelerator */ "Rectangle", SHAPE_RECTANGLE }, /* tooltip, value */ { "Oval", NULL, /* name, stock id */ "_Oval", "O", /* label, accelerator */ "Egg", SHAPE_OVAL }, /* tooltip, value */ }; static guint n_shape_entries = G_N_ELEMENTS (shape_entries); static const gchar *ui_info = "" " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " ""; /* This function registers our custom toolbar icons, so they can be themed. * * It's totally optional to do this, you could just manually insert icons * and have them not be themeable, especially if you never expect people * to theme your app. */ static void register_stock_icons (void) { static gboolean registered = FALSE; if (!registered) { GdkPixbuf *pixbuf; GtkIconFactory *factory; GtkIconSet *icon_set; static GtkStockItem items[] = { { "demo-gtk-logo", "_GTK!", 0, 0, NULL } }; registered = TRUE; /* Register our stock items */ gtk_stock_add (items, G_N_ELEMENTS (items)); /* Add our custom icon factory to the list of defaults */ factory = gtk_icon_factory_new (); gtk_icon_factory_add_default (factory); pixbuf = gdk_pixbuf_new_from_resource ("/appwindow/gtk-logo-old.png", NULL); /* We assert the existence of the pixbuf as we load it from a custom resource. */ g_assert (pixbuf); icon_set = gtk_icon_set_new_from_pixbuf (pixbuf); gtk_icon_factory_add (factory, "demo-gtk-logo", icon_set); gtk_icon_set_unref (icon_set); g_object_unref (pixbuf); /* Drop our reference to the factory, GTK will hold a reference. */ g_object_unref (factory); } } static void update_statusbar (GtkTextBuffer *buffer, GtkStatusbar *statusbar) { gchar *msg; gint row, col; gint count; GtkTextIter iter; gtk_statusbar_pop (statusbar, 0); /* clear any previous message, * underflow is allowed */ count = gtk_text_buffer_get_char_count (buffer); gtk_text_buffer_get_iter_at_mark (buffer, &iter, gtk_text_buffer_get_insert (buffer)); row = gtk_text_iter_get_line (&iter); col = gtk_text_iter_get_line_offset (&iter); msg = g_strdup_printf ("Cursor at row %d column %d - %d chars in document", row, col, count); gtk_statusbar_push (statusbar, 0, msg); g_free (msg); } static void mark_set_callback (GtkTextBuffer *buffer, const GtkTextIter *new_location, GtkTextMark *mark, gpointer data) { update_statusbar (buffer, GTK_STATUSBAR (data)); } GtkWidget * do_appwindow (GtkWidget *do_widget) { if (!window) { GtkWidget *table; GtkWidget *statusbar; GtkWidget *contents; GtkWidget *sw; GtkWidget *bar; GtkTextBuffer *buffer; GtkActionGroup *action_group; GtkAction *open_action; GtkUIManager *merge; GError *error = NULL; register_stock_icons (); /* Create the toplevel window */ window = gtk_window_new (GTK_WINDOW_TOPLEVEL); gtk_window_set_screen (GTK_WINDOW (window), gtk_widget_get_screen (do_widget)); gtk_window_set_title (GTK_WINDOW (window), "Application Window"); gtk_window_set_icon_name (GTK_WINDOW (window), "document-open"); /* NULL window variable when window is closed */ g_signal_connect (window, "destroy", G_CALLBACK (gtk_widget_destroyed), &window); table = gtk_grid_new (); gtk_container_add (GTK_CONTAINER (window), table); /* Create the menubar and toolbar */ action_group = gtk_action_group_new ("AppWindowActions"); open_action = g_object_new (tool_menu_action_get_type (), "name", "Open", "label", "_Open", "tooltip", "Open a file", "stock-id", GTK_STOCK_OPEN, NULL); gtk_action_group_add_action (action_group, open_action); g_object_unref (open_action); gtk_action_group_add_actions (action_group, entries, n_entries, window); gtk_action_group_add_toggle_actions (action_group, toggle_entries, n_toggle_entries, NULL); gtk_action_group_add_radio_actions (action_group, color_entries, n_color_entries, COLOR_RED, G_CALLBACK (activate_radio_action), NULL); gtk_action_group_add_radio_actions (action_group, shape_entries, n_shape_entries, SHAPE_SQUARE, G_CALLBACK (activate_radio_action), NULL); merge = gtk_ui_manager_new (); g_object_set_data_full (G_OBJECT (window), "ui-manager", merge, g_object_unref); gtk_ui_manager_insert_action_group (merge, action_group, 0); gtk_window_add_accel_group (GTK_WINDOW (window), gtk_ui_manager_get_accel_group (merge)); if (!gtk_ui_manager_add_ui_from_string (merge, ui_info, -1, &error)) { g_message ("building menus failed: %s", error->message); g_error_free (error); } bar = gtk_ui_manager_get_widget (merge, "/MenuBar"); gtk_widget_show (bar); gtk_widget_set_halign (bar, GTK_ALIGN_FILL); gtk_grid_attach (GTK_GRID (table), bar, 0, 0, 1, 1); bar = gtk_ui_manager_get_widget (merge, "/ToolBar"); gtk_widget_show (bar); gtk_widget_set_halign (bar, GTK_ALIGN_FILL); gtk_grid_attach (GTK_GRID (table), bar, 0, 1, 1, 1); /* Create document */ infobar = gtk_info_bar_new (); gtk_widget_set_no_show_all (infobar, TRUE); messagelabel = gtk_label_new (""); gtk_widget_show (messagelabel); gtk_box_pack_start (GTK_BOX (gtk_info_bar_get_content_area (GTK_INFO_BAR (infobar))), messagelabel, TRUE, TRUE, 0); gtk_info_bar_add_button (GTK_INFO_BAR (infobar), GTK_STOCK_OK, GTK_RESPONSE_OK); g_signal_connect (infobar, "response", G_CALLBACK (gtk_widget_hide), NULL); gtk_widget_set_halign (infobar, GTK_ALIGN_FILL); gtk_grid_attach (GTK_GRID (table), infobar, 0, 2, 1, 1); sw = gtk_scrolled_window_new (NULL, NULL); gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC); gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (sw), GTK_SHADOW_IN); gtk_widget_set_halign (sw, GTK_ALIGN_FILL); gtk_widget_set_valign (sw, GTK_ALIGN_FILL); gtk_widget_set_hexpand (sw, TRUE); gtk_widget_set_vexpand (sw, TRUE); gtk_grid_attach (GTK_GRID (table), sw, 0, 3, 1, 1); gtk_window_set_default_size (GTK_WINDOW (window), 200, 200); contents = gtk_text_view_new (); gtk_widget_grab_focus (contents); gtk_container_add (GTK_CONTAINER (sw), contents); /* Create statusbar */ statusbar = gtk_statusbar_new (); gtk_widget_set_halign (sw, GTK_ALIGN_FILL); gtk_grid_attach (GTK_GRID (table), statusbar, 0, 4, 1, 1); /* Show text widget info in the statusbar */ buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (contents)); g_signal_connect_object (buffer, "changed", G_CALLBACK (update_statusbar), statusbar, 0); g_signal_connect_object (buffer, "mark_set", /* cursor moved */ G_CALLBACK (mark_set_callback), statusbar, 0); update_statusbar (buffer, GTK_STATUSBAR (statusbar)); } if (!gtk_widget_get_visible (window)) { gtk_widget_show_all (window); } else { gtk_widget_destroy (window); window = NULL; infobar = NULL; messagelabel = NULL; } return window; }