/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ /* e-shell-window.c * * Copyright (C) 2003 Ettore Perazzoli * * This program is free software; you can redistribute it and/or * modify it under the terms of version 2 of the GNU General Public * License as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public * License along with this program; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. * * Author: Ettore Perazzoli */ #include #include "e-shell-window.h" #include "Evolution.h" #include "e-component-registry.h" #include "e-shell-window-commands.h" #include "e-shell-marshal.h" #include "e-sidebar.h" #include "e-task-bar.h" #include "e-util/e-lang-utils.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #define PARENT_TYPE gtk_window_get_type () static GtkWindowClass *parent_class = NULL; /* A view for each component. These are all created when EShellWindow is instantiated, but with the widget pointers to NULL and the page number set to -1. When the views are created the first time, the widget pointers as well as the notebook page value get set. */ struct _ComponentView { int button_id; char *component_id; char *component_alias; GtkWidget *sidebar_widget; GtkWidget *view_widget; int notebook_page_num; }; typedef struct _ComponentView ComponentView; struct _EShellWindowPrivate { EShell *shell; /* All the ComponentViews. */ GSList *component_views; /* The sidebar. */ GtkWidget *sidebar; /* Notebooks used to switch between components. */ GtkWidget *sidebar_notebook; GtkWidget *view_notebook; /* Bonobo foo. */ BonoboUIComponent *ui_component; /* The current view (can be NULL initially). */ ComponentView *current_view; /* Tooltips. */ GtkTooltips *tooltips; /* The status bar widgetry. */ GtkWidget *status_bar; GtkWidget *offline_toggle; GtkWidget *offline_toggle_image; GtkWidget *menu_hint_label; GtkWidget *task_bar; }; enum { COMPONENT_CHANGED, LAST_SIGNAL }; static guint signals[LAST_SIGNAL] = { 0 }; /* The icons for the offline/online status. */ static GdkPixmap *offline_pixmap = NULL; static GdkBitmap *offline_mask = NULL; static GdkPixmap *online_pixmap = NULL; static GdkBitmap *online_mask = NULL; /* ComponentView handling. */ static ComponentView * component_view_new (const char *id, const char *alias, int button_id) { ComponentView *view = g_new0 (ComponentView, 1); view->component_id = g_strdup (id); view->component_alias = g_strdup (alias); view->button_id = button_id; view->notebook_page_num = -1; return view; } static void component_view_free (ComponentView *view) { g_free (view->component_id); g_free (view->component_alias); g_free (view); } static void component_view_deactivate (ComponentView *view) { BonoboControlFrame *view_control_frame; BonoboControlFrame *sidebar_control_frame; g_return_if_fail (view->sidebar_widget != NULL); g_return_if_fail (view->view_widget != NULL); view_control_frame = bonobo_widget_get_control_frame (BONOBO_WIDGET (view->view_widget)); bonobo_control_frame_control_deactivate (view_control_frame); sidebar_control_frame = bonobo_widget_get_control_frame (BONOBO_WIDGET (view->sidebar_widget)); bonobo_control_frame_control_deactivate (sidebar_control_frame); } static void component_view_activate (ComponentView *view) { BonoboControlFrame *view_control_frame; BonoboControlFrame *sidebar_control_frame; g_return_if_fail (view->sidebar_widget != NULL); g_return_if_fail (view->view_widget != NULL); view_control_frame = bonobo_widget_get_control_frame (BONOBO_WIDGET (view->view_widget)); bonobo_control_frame_control_activate (view_control_frame); sidebar_control_frame = bonobo_widget_get_control_frame (BONOBO_WIDGET (view->sidebar_widget)); bonobo_control_frame_control_activate (sidebar_control_frame); } static void init_view (EShellWindow *window, ComponentView *view) { EShellWindowPrivate *priv = window->priv; EComponentRegistry *registry = e_shell_peek_component_registry (window->priv->shell); GNOME_Evolution_Component component_iface; Bonobo_UIContainer container; Bonobo_Control sidebar_control; Bonobo_Control view_control; CORBA_Environment ev; int sidebar_notebook_page_num; int view_notebook_page_num; g_assert (view->view_widget == NULL); g_assert (view->sidebar_widget == NULL); g_assert (view->notebook_page_num == -1); CORBA_exception_init (&ev); /* 1. Activate component. (FIXME: Shouldn't do this here.) */ component_iface = e_component_registry_activate (registry, view->component_id, &ev); if (BONOBO_EX (&ev) || component_iface == CORBA_OBJECT_NIL) { char *ex_text = bonobo_exception_get_text (&ev); g_warning ("Cannot activate component %s: %s", view->component_id, ex_text); g_free (ex_text); CORBA_exception_free (&ev); return; } /* 2. Set up view. */ GNOME_Evolution_Component_createControls (component_iface, &sidebar_control, &view_control, &ev); if (BONOBO_EX (&ev)) { g_warning ("Cannot create view for %s", view->component_id); /* The rest of the code assumes that the component is valid and can create controls; if this fails something is really wrong in the component (e.g. methods not implemented)... So handle it as if there was no component at all. */ bonobo_object_release_unref (component_iface, NULL); CORBA_exception_free (&ev); return; } CORBA_exception_free (&ev); container = bonobo_ui_component_get_container (priv->ui_component); view->sidebar_widget = bonobo_widget_new_control_from_objref (sidebar_control, container); gtk_widget_show (view->sidebar_widget); bonobo_object_release_unref (sidebar_control, NULL); view->view_widget = bonobo_widget_new_control_from_objref (view_control, container); gtk_widget_show (view->view_widget); bonobo_object_release_unref (view_control, NULL); gtk_notebook_append_page (GTK_NOTEBOOK (priv->sidebar_notebook), view->sidebar_widget, NULL); gtk_notebook_append_page (GTK_NOTEBOOK (priv->view_notebook), view->view_widget, NULL); sidebar_notebook_page_num = gtk_notebook_page_num (GTK_NOTEBOOK (priv->sidebar_notebook), view->sidebar_widget); view_notebook_page_num = gtk_notebook_page_num (GTK_NOTEBOOK (priv->view_notebook), view->view_widget); /* Since we always add a view page and a sidebar page at the same time... */ g_assert (sidebar_notebook_page_num == view_notebook_page_num); view->notebook_page_num = view_notebook_page_num; /* 3. Switch to the new page. */ gtk_notebook_set_current_page (GTK_NOTEBOOK (priv->view_notebook), view_notebook_page_num); gtk_notebook_set_current_page (GTK_NOTEBOOK (priv->sidebar_notebook), view_notebook_page_num); if (priv->current_view != NULL) component_view_deactivate (priv->current_view); priv->current_view = view; component_view_activate (view); bonobo_object_release_unref (component_iface, NULL); } static void switch_view (EShellWindow *window, ComponentView *component_view) { EShellWindowPrivate *priv = window->priv; GConfClient *gconf_client = gconf_client_get_default (); if (component_view->sidebar_widget == NULL) { init_view (window, component_view); } else { if (priv->current_view != NULL) component_view_deactivate (priv->current_view); priv->current_view = component_view; component_view_activate (component_view); gtk_notebook_set_current_page (GTK_NOTEBOOK (priv->view_notebook), component_view->notebook_page_num); gtk_notebook_set_current_page (GTK_NOTEBOOK (priv->sidebar_notebook), component_view->notebook_page_num); } gconf_client_set_string (gconf_client, "/apps/evolution/shell/view_defaults/component_id", (component_view->component_alias != NULL ? component_view->component_alias : component_view->component_id), NULL); g_object_unref (gconf_client); g_signal_emit (window, signals[COMPONENT_CHANGED], 0); } /* Functions to update the sensitivity of buttons and menu items depending on the status. */ static void update_offline_toggle_status (EShellWindow *window) { EShellWindowPrivate *priv; GdkPixmap *icon_pixmap; GdkBitmap *icon_mask; const char *tooltip; gboolean sensitive; priv = window->priv; switch (e_shell_get_line_status (priv->shell)) { case E_SHELL_LINE_STATUS_ONLINE: icon_pixmap = online_pixmap; icon_mask = online_mask; sensitive = TRUE; tooltip = _("Ximian Evolution is currently online. " "Click on this button to work offline."); break; case E_SHELL_LINE_STATUS_GOING_OFFLINE: icon_pixmap = online_pixmap; icon_mask = online_mask; sensitive = FALSE; tooltip = _("Ximian Evolution is in the process of going offline."); break; case E_SHELL_LINE_STATUS_OFFLINE: icon_pixmap = offline_pixmap; icon_mask = offline_mask; sensitive = TRUE; tooltip = _("Ximian Evolution is currently offline. " "Click on this button to work online."); break; default: g_assert_not_reached (); return; } gtk_image_set_from_pixmap (GTK_IMAGE (priv->offline_toggle_image), icon_pixmap, icon_mask); gtk_widget_set_sensitive (priv->offline_toggle, sensitive); gtk_tooltips_set_tip (priv->tooltips, priv->offline_toggle, tooltip, NULL); } static void update_send_receive_sensitivity (EShellWindow *window) { if (e_shell_get_line_status (window->priv->shell) == E_SHELL_LINE_STATUS_OFFLINE) bonobo_ui_component_set_prop (window->priv->ui_component, "/commands/SendReceive", "sensitive", "0", NULL); else bonobo_ui_component_set_prop (window->priv->ui_component, "/commands/SendReceive", "sensitive", "1", NULL); } /* Callbacks. */ static void sidebar_button_selected_callback (ESidebar *sidebar, int button_id, EShellWindow *window) { EShellWindowPrivate *priv = window->priv; ComponentView *component_view; GSList *p; for (p = priv->component_views; p != NULL; p = p->next) { if (((ComponentView *) p->data)->button_id == button_id) { component_view = p->data; break; } } if (component_view == NULL) { g_warning ("Unknown component button id %d", button_id); return; } switch_view (window, component_view); } static void offline_toggle_clicked_callback (GtkButton *button, EShellWindow *window) { EShellWindowPrivate *priv = window->priv; switch (e_shell_get_line_status (priv->shell)) { case E_SHELL_LINE_STATUS_ONLINE: e_shell_go_offline (priv->shell, window); break; case E_SHELL_LINE_STATUS_OFFLINE: e_shell_go_online (priv->shell, window); break; default: g_assert_not_reached (); } } static void shell_line_status_changed_callback (EShell *shell, EShellLineStatus new_status, EShellWindow *window) { update_offline_toggle_status (window); update_send_receive_sensitivity (window); } static void ui_engine_add_hint_callback (BonoboUIEngine *engine, const char *hint, EShellWindow *window) { gtk_label_set_text (GTK_LABEL (window->priv->menu_hint_label), hint); gtk_widget_show (window->priv->menu_hint_label); gtk_widget_hide (window->priv->task_bar); } static void ui_engine_remove_hint_callback (BonoboUIEngine *engine, EShellWindow *window) { gtk_widget_hide (window->priv->menu_hint_label); gtk_widget_show (window->priv->task_bar); } /* Widgetry. */ static void load_icons (void) { GdkPixbuf *pixbuf; pixbuf = gdk_pixbuf_new_from_file (EVOLUTION_IMAGES "/offline.png", NULL); if (pixbuf == NULL) { g_warning ("Cannot load `%s'", EVOLUTION_IMAGES "/offline.png"); } else { gdk_pixbuf_render_pixmap_and_mask (pixbuf, &offline_pixmap, &offline_mask, 128); g_object_unref (pixbuf); } pixbuf = gdk_pixbuf_new_from_file (EVOLUTION_IMAGES "/online.png", NULL); if (pixbuf == NULL) { g_warning ("Cannot load `%s'", EVOLUTION_IMAGES "/online.png"); } else { gdk_pixbuf_render_pixmap_and_mask (pixbuf, &online_pixmap, &online_mask, 128); g_object_unref (pixbuf); } } static void setup_offline_toggle (EShellWindow *window) { EShellWindowPrivate *priv; GtkWidget *toggle; GtkWidget *image; priv = window->priv; toggle = gtk_button_new (); GTK_WIDGET_UNSET_FLAGS (toggle, GTK_CAN_FOCUS); gtk_button_set_relief (GTK_BUTTON (toggle), GTK_RELIEF_NONE); g_signal_connect (toggle, "clicked", G_CALLBACK (offline_toggle_clicked_callback), window); image = gtk_image_new_from_pixmap (offline_pixmap, offline_mask); gtk_container_add (GTK_CONTAINER (toggle), image); gtk_widget_show (toggle); gtk_widget_show (image); priv->offline_toggle = toggle; priv->offline_toggle_image = image; update_offline_toggle_status (window); g_assert (priv->status_bar != NULL); gtk_box_pack_start (GTK_BOX (priv->status_bar), priv->offline_toggle, FALSE, TRUE, 0); } static void setup_menu_hint_label (EShellWindow *window) { EShellWindowPrivate *priv; priv = window->priv; priv->menu_hint_label = gtk_label_new (""); gtk_misc_set_alignment (GTK_MISC (priv->menu_hint_label), 0.0, 0.5); gtk_box_pack_start (GTK_BOX (priv->status_bar), priv->menu_hint_label, TRUE, TRUE, 0); } static void setup_task_bar (EShellWindow *window) { EShellWindowPrivate *priv; priv = window->priv; priv->task_bar = e_task_bar_new (); g_assert (priv->status_bar != NULL); gtk_box_pack_start (GTK_BOX (priv->status_bar), priv->task_bar, TRUE, TRUE, 0); gtk_widget_show (priv->task_bar); } static void setup_status_bar (EShellWindow *window) { EShellWindowPrivate *priv; BonoboUIEngine *ui_engine; priv = window->priv; priv->status_bar = gtk_hbox_new (FALSE, 2); gtk_widget_show (priv->status_bar); setup_offline_toggle (window); setup_menu_hint_label (window); setup_task_bar (window); ui_engine = bonobo_window_get_ui_engine (BONOBO_WINDOW (window)); g_signal_connect (ui_engine, "add_hint", G_CALLBACK (ui_engine_add_hint_callback), window); g_signal_connect (ui_engine, "remove_hint", G_CALLBACK (ui_engine_remove_hint_callback), window); } static void setup_widgets (EShellWindow *window) { EShellWindowPrivate *priv = window->priv; EComponentRegistry *registry = e_shell_peek_component_registry (priv->shell); GtkWidget *paned; GtkWidget *contents_vbox; GSList *p; int button_id; paned = gtk_hpaned_new (); priv->sidebar = e_sidebar_new (); g_signal_connect (priv->sidebar, "button_selected", G_CALLBACK (sidebar_button_selected_callback), window); gtk_paned_pack1 (GTK_PANED (paned), priv->sidebar, FALSE, FALSE); priv->sidebar_notebook = gtk_notebook_new (); gtk_notebook_set_show_tabs (GTK_NOTEBOOK (priv->sidebar_notebook), FALSE); gtk_notebook_set_show_border (GTK_NOTEBOOK (priv->sidebar_notebook), FALSE); e_sidebar_set_selection_widget (E_SIDEBAR (priv->sidebar), priv->sidebar_notebook); priv->view_notebook = gtk_notebook_new (); gtk_notebook_set_show_tabs (GTK_NOTEBOOK (priv->view_notebook), FALSE); gtk_notebook_set_show_border (GTK_NOTEBOOK (priv->view_notebook), FALSE); gtk_paned_pack2 (GTK_PANED (paned), priv->view_notebook, TRUE, TRUE); gtk_paned_set_position (GTK_PANED (paned), 200); button_id = 0; for (p = e_component_registry_peek_list (registry); p != NULL; p = p->next) { EComponentInfo *info = p->data; ComponentView *view = component_view_new (info->id, info->alias, button_id); window->priv->component_views = g_slist_prepend (window->priv->component_views, view); e_sidebar_add_button (E_SIDEBAR (priv->sidebar), info->button_label, info->button_icon, button_id); button_id ++; } setup_status_bar (window); contents_vbox = gtk_vbox_new (FALSE, 0); gtk_box_pack_start (GTK_BOX (contents_vbox), paned, TRUE, TRUE, 0); gtk_box_pack_start (GTK_BOX (contents_vbox), priv->status_bar, FALSE, TRUE, 0); gtk_widget_show_all (contents_vbox); bonobo_window_set_contents (BONOBO_WINDOW (window), contents_vbox); } /* GObject methods. */ static void impl_dispose (GObject *object) { EShellWindowPrivate *priv = E_SHELL_WINDOW (object)->priv; if (priv->shell != NULL) { g_object_remove_weak_pointer (G_OBJECT (priv->shell), (void **) &priv->shell); priv->shell = NULL; } if (priv->ui_component != NULL) { bonobo_object_unref (BONOBO_OBJECT (priv->ui_component)); priv->ui_component = NULL; } if (priv->tooltips != NULL) { gtk_object_destroy (priv->tooltips); priv->tooltips = NULL; } (* G_OBJECT_CLASS (parent_class)->dispose) (object); } static void impl_finalize (GObject *object) { EShellWindowPrivate *priv = E_SHELL_WINDOW (object)->priv; g_slist_foreach (priv->component_views, (GFunc) component_view_free, NULL); g_slist_free (priv->component_views); g_free (priv); (* G_OBJECT_CLASS (parent_class)->finalize) (object); } /* Initialization. */ static void class_init (EShellWindowClass *class) { GObjectClass *object_class = G_OBJECT_CLASS (class); object_class->dispose = impl_dispose; object_class->finalize = impl_finalize; parent_class = g_type_class_peek_parent (class); signals[COMPONENT_CHANGED] = g_signal_new ("component_changed", G_OBJECT_CLASS_TYPE (object_class), G_SIGNAL_RUN_FIRST, G_STRUCT_OFFSET (EShellWindowClass, component_changed), NULL, NULL, e_shell_marshal_NONE__NONE, G_TYPE_NONE, 0); load_icons (); } static void init (EShellWindow *shell_window) { EShellWindowPrivate *priv = g_new0 (EShellWindowPrivate, 1); priv->tooltips = gtk_tooltips_new (); shell_window->priv = priv; } /* Instantiation. */ GtkWidget * e_shell_window_new (EShell *shell, const char *component_id) { EShellWindow *window = g_object_new (e_shell_window_get_type (), NULL); EShellWindowPrivate *priv = window->priv; BonoboUIContainer *ui_container; if (bonobo_window_construct (BONOBO_WINDOW (window), bonobo_ui_container_new (), "evolution", "Ximian Evolution") == NULL) { g_object_unref (window); return NULL; } window->priv->shell = shell; g_object_add_weak_pointer (G_OBJECT (shell), (void **) &window->priv->shell); /* FIXME TODO: Add system_exception signal handling and all the other stuff from e_shell_view_construct(). */ ui_container = bonobo_window_get_ui_container (BONOBO_WINDOW (window)); priv->ui_component = bonobo_ui_component_new ("evolution"); bonobo_ui_component_set_container (priv->ui_component, bonobo_object_corba_objref (BONOBO_OBJECT (ui_container)), NULL); bonobo_ui_util_set_ui (priv->ui_component, PREFIX, EVOLUTION_UIDIR "/evolution.xml", "evolution-" BASE_VERSION, NULL); e_shell_window_commands_setup (window); setup_widgets (window); g_signal_connect_object (shell, "line_status_changed", G_CALLBACK (shell_line_status_changed_callback), window, 0); gtk_window_set_default_size (GTK_WINDOW (window), 640, 480); if (component_id != NULL) { e_shell_window_switch_to_component (window, component_id); } else { GConfClient *gconf_client; char *default_component_id; gconf_client = gconf_client_get_default (); default_component_id = gconf_client_get_string (gconf_client, "/apps/evolution/shell/view_defaults/component_id", NULL); g_object_unref (gconf_client); if (default_component_id == NULL) { e_shell_window_switch_to_component (window, "mail"); } else { e_shell_window_switch_to_component (window, default_component_id); g_free (default_component_id); } } e_user_creatable_items_handler_attach_menus (e_shell_peek_user_creatable_items_handler (shell), window); return GTK_WIDGET (window); } void e_shell_window_switch_to_component (EShellWindow *window, const char *component_id) { EShellWindowPrivate *priv = window->priv; ComponentView *view = NULL; GSList *p; g_return_if_fail (E_IS_SHELL_WINDOW (window)); g_return_if_fail (component_id != NULL); for (p = priv->component_views; p != NULL; p = p->next) { ComponentView *this_view = p->data; if (strcmp (this_view->component_id, component_id) == 0 || (this_view->component_alias != NULL && strcmp (this_view->component_alias, component_id) == 0)) { view = p->data; break; } } if (view == NULL) { g_warning ("Unknown component %s", component_id); return; } e_sidebar_select_button (E_SIDEBAR (priv->sidebar), view->button_id); } const char * e_shell_window_peek_current_component_id (EShellWindow *window) { g_return_val_if_fail (E_IS_SHELL_WINDOW (window), NULL); if (window->priv->current_view == NULL) return NULL; return window->priv->current_view->component_id; } EShell * e_shell_window_peek_shell (EShellWindow *window) { g_return_val_if_fail (E_IS_SHELL_WINDOW (window), NULL); return window->priv->shell; } BonoboUIComponent * e_shell_window_peek_bonobo_ui_component (EShellWindow *window) { g_return_val_if_fail (E_IS_SHELL_WINDOW (window), NULL); return window->priv->ui_component; } GtkWidget * e_shell_window_peek_task_bar (EShellWindow *window) { g_return_val_if_fail (E_IS_SHELL_WINDOW (window), NULL); return window->priv->task_bar; } void e_shell_window_save_defaults (EShellWindow *window) { /* FIXME */ g_warning ("e_shell_window_save_defaults() unimplemented"); } void e_shell_window_show_settings (EShellWindow *window) { g_return_if_fail (E_IS_SHELL_WINDOW (window)); e_shell_show_settings (window->priv->shell, NULL, window); } E_MAKE_TYPE (e_shell_window, "EShellWindow", EShellWindow, class_init, init, BONOBO_TYPE_WINDOW)