path: root/shell/e-shell-window.c

/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/* e-shell-window.c
 *
 * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
 *
 * 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., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include "e-shell-window-private.h"

#include "e-util/e-plugin-ui.h"
#include "e-util/e-util-private.h"
#include "e-util/gconf-bridge.h"
#include "widgets/misc/e-online-button.h"

#include "e-component-registry.h"
#include "e-shell-marshal.h"
#include "e-sidebar.h"
#include "es-menu.h"
#include "es-event.h"

#include <glib/gi18n.h>

#include <gconf/gconf-client.h>

#include <string.h>

static gpointer parent_class;

static void
shell_window_dispose (GObject *object)
{
    e_shell_window_private_dispose (E_SHELL_WINDOW (object));

    /* Chain up to parent's dispose() method. */
    G_OBJECT_CLASS (parent_class)->dispose (object);
}

static void
shell_window_finalize (GObject *object)
{
    e_shell_window_private_finalize (E_SHELL_WINDOW (object));

    /* Chain up to parent's finalize() method. */
    G_OBJECT_CLASS (parent_class)->finalize (object);
}

static void
shell_window_class_init (EShellWindowClass *class)
{
    GObjectClass *object_class;

    parent_class = g_type_class_peek_parent (class);
    g_type_class_add_private (class, sizeof (EShellWindowPrivate));

    object_class = G_OBJECT_CLASS (class);
    object_class->dispose = shell_window_dispose;
    object_class->finalize = shell_window_finalize;
}

static void
shell_window_init (EShellWindow *window)
{
    GtkUIManager *manager;

    window->priv = E_SHELL_WINDOW_GET_PRIVATE (window);

    e_shell_window_private_init (window);

    manager = e_shell_window_get_ui_manager (window);

    e_plugin_ui_register_manager (
        "org.gnome.evolution.shell", manager, window);
}

GType
e_shell_window_get_type (void)
{
    static GType type = 0;

    if (G_UNLIKELY (type == 0)) {
        const GTypeInfo type_info = {
            sizeof (EShellWindowClass),
            (GBaseInitFunc) NULL,
            (GBaseFinalizeFunc) NULL,
            (GClassInitFunc) shell_window_class_init,
            (GClassFinalizeFunc) NULL,
            NULL,  /* class_data */
            sizeof (EShellWindow),
            0,     /* n_preallocs */
            (GInstanceInitFunc) shell_window_init,
            NULL   /* value_table */
        };

        type = g_type_register_static (
            GTK_TYPE_WINDOW, "EShellWindow", &type_info, 0);
    }

    return type;
}

GtkWidget *
e_shell_window_new (void)
{
    return g_object_new (E_TYPE_SHELL_WINDOW, NULL);
}

GtkUIManager *
e_shell_window_get_ui_manager (EShellWindow *window)
{
    g_return_val_if_fail (E_IS_SHELL_WINDOW (window), NULL);

    return window->priv->manager;
}

GtkAction *
e_shell_window_get_action (EShellWindow *window,
                           const gchar *action_name)
{
    GtkUIManager *manager;
    GtkAction *action = NULL;
    GList *iter;

    g_return_val_if_fail (E_IS_SHELL_WINDOW (window), NULL);
    g_return_val_if_fail (action_name != NULL, NULL);

    manager = e_shell_window_get_ui_manager (window);
    iter = gtk_ui_manager_get_action_groups (manager);

    while (iter != NULL && action == NULL) {
        GtkActionGroup *action_group = iter->data;

        action = gtk_action_group_get_action (
            action_group, action_name);
        iter = g_list_next (iter);
    }

    g_return_val_if_fail (action != NULL, NULL);

    return action;
}

GtkActionGroup *
e_shell_window_get_action_group (EShellWindow *window,
                                 const gchar *group_name)
{
    GtkUIManager *manager;
    GList *iter;

    g_return_val_if_fail (E_IS_SHELL_WINDOW (window), NULL);
    g_return_val_if_fail (group_name != NULL, NULL);

    manager = e_shell_window_get_ui_manager (window);
    iter = gtk_ui_manager_get_action_groups (manager);

    while (iter != NULL) {
        GtkActionGroup *action_group = iter->data;
        const gchar *name;

        name = gtk_action_group_get_name (action_group);
        if (strcmp (name, group_name) == 0)
            return action_group;

        iter = g_list_next (iter);
    }

    g_return_val_if_reached (NULL);
}

GtkWidget *
e_shell_window_get_managed_widget (EShellWindow *window,
                                   const gchar *widget_path)
{
    GtkUIManager *manager;
    GtkWidget *widget;

    g_return_val_if_fail (E_IS_SHELL_WINDOW (window), NULL);
    g_return_val_if_fail (widget_path != NULL, NULL);

    manager = e_shell_window_get_ui_manager (window);
    widget = gtk_ui_manager_get_widget (manager, widget_path);

    g_return_val_if_fail (widget != NULL, NULL);

    return widget;
}

#if 0
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;
    GNOME_Evolution_ComponentView component_view;
    Bonobo_UIContainer container;
    Bonobo_Control sidebar_control;
    Bonobo_Control view_control;
    Bonobo_Control statusbar_control;
    CORBA_Environment ev;
    int sidebar_notebook_page_num;
    int content_notebook_page_num;

    g_return_if_fail (view->view_widget == NULL);
    g_return_if_fail (view->sidebar_widget == NULL);
    g_return_if_fail (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.  */

    /* 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.  */

    component_view = GNOME_Evolution_Component_createView(component_iface, BONOBO_OBJREF(priv->shell_view), &ev);
    if (component_view == NULL || BONOBO_EX (&ev)) {
        g_warning ("Cannot create view for %s", view->component_id);
        bonobo_object_release_unref (component_iface, NULL);
        CORBA_exception_free (&ev);
        return;
    }

    GNOME_Evolution_ComponentView_getControls(component_view, &sidebar_control, &view_control, &statusbar_control, &ev);
    if (BONOBO_EX (&ev)) {
        g_warning ("Cannot create view for %s", view->component_id);
        bonobo_object_release_unref (component_iface, NULL);
        CORBA_exception_free (&ev);
        return;
    }

    view->component_view = component_view;

    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);

    view->statusbar_widget = bonobo_widget_new_control_from_objref (statusbar_control, container);
    gtk_widget_show (view->statusbar_widget);
    bonobo_object_release_unref (statusbar_control, NULL);

    gtk_notebook_append_page (GTK_NOTEBOOK (priv->sidebar_notebook), view->sidebar_widget, NULL);
    gtk_notebook_append_page (GTK_NOTEBOOK (priv->content_notebook), view->view_widget, NULL);
    gtk_notebook_append_page (GTK_NOTEBOOK (priv->statusbar_notebook), view->statusbar_widget, NULL);

    sidebar_notebook_page_num = gtk_notebook_page_num (GTK_NOTEBOOK (priv->sidebar_notebook), view->sidebar_widget);
    content_notebook_page_num = gtk_notebook_page_num (GTK_NOTEBOOK (priv->content_notebook), view->view_widget);

    /* Since we always add a view page and a sidebar page at the same time...  */
    g_return_if_fail (sidebar_notebook_page_num == content_notebook_page_num);

    view->notebook_page_num = content_notebook_page_num;

    /* 3. Switch to the new page.  */

    gtk_notebook_set_current_page (GTK_NOTEBOOK (priv->content_notebook), content_notebook_page_num);
    gtk_notebook_set_current_page (GTK_NOTEBOOK (priv->sidebar_notebook), content_notebook_page_num);
    gtk_notebook_set_current_page (GTK_NOTEBOOK (priv->statusbar_notebook), content_notebook_page_num);

    priv->current_view = 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 ();
    EComponentRegistry *registry = e_shell_peek_component_registry (window->priv->shell);
    EComponentInfo *info = e_component_registry_peek_info (registry,
                                   ECR_FIELD_ID,
                                   component_view->component_id);
    char *title;

    if (component_view->sidebar_widget == NULL) {
        init_view (window, component_view);
    } else {
        priv->current_view = component_view;

        gtk_notebook_set_current_page (GTK_NOTEBOOK (priv->content_notebook), component_view->notebook_page_num);
        gtk_notebook_set_current_page (GTK_NOTEBOOK (priv->sidebar_notebook), component_view->notebook_page_num);
        gtk_notebook_set_current_page (GTK_NOTEBOOK (priv->statusbar_notebook), component_view->notebook_page_num);
    }

    if (component_view->title == NULL) {
        /* To translators: This is the window title and %s is the 
        component name. Most translators will want to keep it as is. */
        title = g_strdup_printf (_("%s - Evolution"), info->button_label);
        gtk_window_set_title (GTK_WINDOW (window), title);
        g_free (title);
    } else
        gtk_window_set_title (GTK_WINDOW (window), component_view->title);

    if (info->icon_name)
        gtk_window_set_icon_name (GTK_WINDOW (window), info->icon_name);

    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);

    /** @Event: Shell component activated or switched to.
     * @Id: component.activated
     * @Target: ESEventTargetComponent
     * 
     * This event is emitted whenever the shell successfully activates component
     * view.
     */
    e_event_emit ((EEvent *) es_event_peek (), "component.activated", (EEventTarget *) es_event_target_new_component (es_event_peek (), component_view->component_id));

    g_object_notify (G_OBJECT (window), "current-view");
}
#endif


/* Functions to update the sensitivity of buttons and menu items depending on the status.  */

#if 0
static void
update_offline_toggle_status (EShellWindow *window)
{
    EShellWindowPrivate *priv;
    GtkWidget *widget;
    const gchar *tooltip;
    gboolean online;
    gboolean sensitive;
    guint32 flags = 0;

    priv = window->priv;

    switch (e_shell_get_line_status ()) {
    case E_SHELL_LINE_STATUS_ONLINE:
        online      = TRUE;
        sensitive   = TRUE;
        tooltip     = _("Evolution is currently online.\n"
                "Click on this button to work offline.");
        flags = ES_MENU_SHELL_ONLINE;
        break;
    case E_SHELL_LINE_STATUS_GOING_OFFLINE:
        online      = TRUE;
        sensitive   = FALSE;
        tooltip     = _("Evolution is in the process of going offline.");
        flags = ES_MENU_SHELL_OFFLINE;
        break;
    case E_SHELL_LINE_STATUS_OFFLINE:
    case E_SHELL_LINE_STATUS_FORCED_OFFLINE:
        online      = FALSE;
        sensitive   = TRUE;
        tooltip     = _("Evolution is currently offline.\n"
                "Click on this button to work online.");
        flags = ES_MENU_SHELL_OFFLINE;
        break;
    default:
        g_return_if_reached ();
    }

    widget = window->priv->online_button;
    gtk_widget_set_sensitive (widget, sensitive);
    gtk_widget_set_tooltip_text (widget, tooltip);
    e_online_button_set_online (E_ONLINE_BUTTON (widget), online);
}
#endif