midori/midori/midori-panel.c

786 lines
24 KiB
C

/*
Copyright (C) 2007-2008 Christian Dywan <christian@twotoasts.de>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
See the file COPYING for the full license text.
*/
#include "midori-panel.h"
#include "midori-view.h"
#include "compat.h"
#include "marshal.h"
#include "sokoke.h"
#include <glib/gi18n.h>
struct _MidoriPanel
{
GtkHBox parent_instance;
GtkWidget* toolbar;
GtkWidget* toolbar_label;
GtkWidget* frame;
GtkWidget* toolbook;
GtkWidget* notebook;
GSList* group;
GtkMenu* menu;
};
struct _MidoriPanelClass
{
GtkHBoxClass parent_class;
/* Signals */
gboolean
(*close) (MidoriPanel* panel);
};
G_DEFINE_TYPE (MidoriPanel, midori_panel, GTK_TYPE_HBOX)
enum
{
PROP_0,
PROP_SHADOW_TYPE,
PROP_MENU,
PROP_PAGE
};
enum {
CLOSE,
SWITCH_PAGE,
LAST_SIGNAL
};
static guint signals[LAST_SIGNAL];
static void
midori_panel_finalize (GObject* object);
static void
midori_panel_set_property (GObject* object,
guint prop_id,
const GValue* value,
GParamSpec* pspec);
static void
midori_panel_get_property (GObject* object,
guint prop_id,
GValue* value,
GParamSpec* pspec);
static gboolean
midori_panel_close (MidoriPanel* panel)
{
gtk_widget_hide (GTK_WIDGET (panel));
return FALSE;
}
static void
midori_panel_class_init (MidoriPanelClass* class)
{
GObjectClass* gobject_class;
GParamFlags flags;
signals[CLOSE] = g_signal_new (
"close",
G_TYPE_FROM_CLASS (class),
(GSignalFlags)(G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION),
G_STRUCT_OFFSET (MidoriPanelClass, close),
g_signal_accumulator_true_handled,
NULL,
midori_cclosure_marshal_BOOLEAN__VOID,
G_TYPE_BOOLEAN, 0);
signals[SWITCH_PAGE] = g_signal_new (
"switch-page",
G_TYPE_FROM_CLASS (class),
(GSignalFlags)(G_SIGNAL_RUN_LAST),
0,
0,
NULL,
g_cclosure_marshal_VOID__INT,
G_TYPE_NONE, 1,
G_TYPE_INT);
gobject_class = G_OBJECT_CLASS (class);
gobject_class->finalize = midori_panel_finalize;
gobject_class->set_property = midori_panel_set_property;
gobject_class->get_property = midori_panel_get_property;
class->close = midori_panel_close;
flags = G_PARAM_READWRITE | G_PARAM_CONSTRUCT | G_PARAM_STATIC_STRINGS;
g_object_class_install_property (gobject_class,
PROP_SHADOW_TYPE,
g_param_spec_enum (
"shadow-type",
"Shadow Type",
"Appearance of the shadow around each panel",
GTK_TYPE_SHADOW_TYPE,
GTK_SHADOW_NONE,
flags));
g_object_class_install_property (gobject_class,
PROP_MENU,
g_param_spec_object (
"menu",
"Menu",
"Menu to hold panel items",
GTK_TYPE_MENU,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class,
PROP_PAGE,
g_param_spec_int (
"page",
"Page",
"The index of the current page",
-1, G_MAXINT, -1,
flags));
}
static void
midori_panel_button_close_clicked_cb (GtkWidget* toolitem,
MidoriPanel* panel)
{
gboolean return_value;
g_signal_emit (panel, signals[CLOSE], 0, &return_value);
}
static void
midori_panel_destroy_cb (MidoriPanel* panel)
{
/* Destroy pages first, so they don't need special care */
gtk_container_foreach (GTK_CONTAINER (panel->notebook),
(GtkCallback) gtk_widget_destroy, NULL);
}
static void
midori_panel_init (MidoriPanel* panel)
{
GtkWidget* vbox;
GtkWidget* labelbar;
GtkToolItem* toolitem;
/* Create the sidebar */
panel->toolbar = gtk_toolbar_new ();
gtk_toolbar_set_style (GTK_TOOLBAR (panel->toolbar), GTK_TOOLBAR_BOTH);
gtk_toolbar_set_icon_size (GTK_TOOLBAR (panel->toolbar),
GTK_ICON_SIZE_BUTTON);
gtk_toolbar_set_orientation (GTK_TOOLBAR (panel->toolbar),
GTK_ORIENTATION_VERTICAL);
gtk_box_pack_start (GTK_BOX (panel), panel->toolbar, FALSE, FALSE, 0);
gtk_widget_show_all (panel->toolbar);
vbox = gtk_vbox_new (FALSE, 0);
gtk_box_pack_start (GTK_BOX (panel), vbox, TRUE, TRUE, 0);
/* Create the titlebar */
labelbar = gtk_toolbar_new ();
gtk_toolbar_set_icon_size (GTK_TOOLBAR (labelbar), GTK_ICON_SIZE_MENU);
gtk_toolbar_set_style (GTK_TOOLBAR (labelbar), GTK_TOOLBAR_ICONS);
toolitem = gtk_tool_item_new ();
gtk_tool_item_set_expand (toolitem, TRUE);
panel->toolbar_label = gtk_label_new (NULL);
gtk_misc_set_alignment (GTK_MISC (panel->toolbar_label), 0, 0.5);
gtk_container_add (GTK_CONTAINER (toolitem), panel->toolbar_label);
gtk_container_set_border_width (GTK_CONTAINER (toolitem), 6);
gtk_toolbar_insert (GTK_TOOLBAR (labelbar), toolitem, -1);
toolitem = gtk_tool_button_new_from_stock (GTK_STOCK_CLOSE);
gtk_tool_button_set_label (GTK_TOOL_BUTTON (toolitem), _("Close panel"));
gtk_tool_item_set_tooltip_text (GTK_TOOL_ITEM (toolitem), _("Close panel"));
g_signal_connect (toolitem, "clicked",
G_CALLBACK (midori_panel_button_close_clicked_cb), panel);
#if HAVE_OSX
gtk_toolbar_insert (GTK_TOOLBAR (labelbar), toolitem, 0);
#else
gtk_toolbar_insert (GTK_TOOLBAR (labelbar), toolitem, -1);
#endif
gtk_box_pack_start (GTK_BOX (vbox), labelbar, FALSE, FALSE, 0);
gtk_widget_show_all (vbox);
/* Create the toolbook */
panel->toolbook = gtk_notebook_new ();
gtk_notebook_set_show_border (GTK_NOTEBOOK (panel->toolbook), FALSE);
gtk_notebook_set_show_tabs (GTK_NOTEBOOK (panel->toolbook), FALSE);
gtk_box_pack_start (GTK_BOX (vbox), panel->toolbook, FALSE, FALSE, 0);
gtk_widget_show (panel->toolbook);
/* Create the notebook */
panel->notebook = gtk_notebook_new ();
gtk_notebook_set_show_border (GTK_NOTEBOOK (panel->notebook), FALSE);
gtk_notebook_set_show_tabs (GTK_NOTEBOOK (panel->notebook), FALSE);
panel->frame = gtk_frame_new (NULL);
gtk_container_add (GTK_CONTAINER (panel->frame), panel->notebook);
gtk_box_pack_start (GTK_BOX (vbox), panel->frame, TRUE, TRUE, 0);
gtk_widget_show_all (panel->frame);
g_signal_connect (panel, "destroy",
G_CALLBACK (midori_panel_destroy_cb), NULL);
}
static void
midori_panel_finalize (GObject* object)
{
G_OBJECT_CLASS (midori_panel_parent_class)->finalize (object);
}
static void
midori_panel_set_property (GObject* object,
guint prop_id,
const GValue* value,
GParamSpec* pspec)
{
MidoriPanel* panel = MIDORI_PANEL (object);
switch (prop_id)
{
case PROP_SHADOW_TYPE:
gtk_frame_set_shadow_type (GTK_FRAME (panel->frame),
g_value_get_enum (value));
break;
case PROP_MENU:
katze_object_assign (panel->menu, g_value_dup_object (value));
/* FIXME: Move existing items to the new menu */
break;
case PROP_PAGE:
midori_panel_set_current_page (panel, g_value_get_int (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
midori_panel_get_property (GObject* object,
guint prop_id,
GValue* value,
GParamSpec* pspec)
{
MidoriPanel* panel = MIDORI_PANEL (object);
switch (prop_id)
{
case PROP_SHADOW_TYPE:
g_value_set_enum (value,
gtk_frame_get_shadow_type (GTK_FRAME (panel->frame)));
break;
case PROP_MENU:
g_value_set_object (value, panel->menu);
break;
case PROP_PAGE:
g_value_set_int (value, midori_panel_get_current_page (panel));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
/**
* midori_panel_new:
*
* Creates a new empty panel.
*
* Return value: a new #MidoriPanel
**/
GtkWidget*
midori_panel_new (void)
{
MidoriPanel* panel = g_object_new (MIDORI_TYPE_PANEL,
NULL);
return GTK_WIDGET (panel);
}
/**
* midori_panel_set_compact:
* @compact: %TRUE if the panel should be compact
*
* Determines if the panel should be compact.
**/
void
midori_panel_set_compact (MidoriPanel* panel,
gboolean compact)
{
g_return_if_fail (MIDORI_IS_PANEL (panel));
#if HAVE_HILDON
compact = TRUE;
#endif
gtk_toolbar_set_style (GTK_TOOLBAR (panel->toolbar),
compact ? GTK_TOOLBAR_ICONS : GTK_TOOLBAR_BOTH);
}
/**
* midori_panel_set_right_aligned:
* @compact: %TRUE if the panel should be aligned to the right
*
* Determines if the panel should be right aligned.
*
* Since: 0.1.3
**/
void
midori_panel_set_right_aligned (MidoriPanel* panel,
gboolean right_aligned)
{
GtkWidget* box;
g_return_if_fail (MIDORI_IS_PANEL (panel));
box = gtk_widget_get_parent (panel->toolbar);
gtk_box_reorder_child (GTK_BOX (box), panel->toolbar,
right_aligned ? -1 : 0);
}
static void
midori_panel_menu_item_activate_cb (GtkWidget* widget,
MidoriPanel* panel)
{
GtkWidget* child;
GtkToggleToolButton* toolitem;
guint n;
child = g_object_get_data (G_OBJECT (widget), "page");
toolitem = g_object_get_data (G_OBJECT (widget), "toolitem");
if (toolitem)
{
/* Unsetting the button before setting it ensures that
it will emit signals even if it was active before */
gtk_toggle_tool_button_set_active (toolitem, FALSE);
gtk_toggle_tool_button_set_active (toolitem, TRUE);
}
else
{
n = midori_panel_page_num (panel, child);
midori_panel_set_current_page (panel, n);
g_signal_emit (panel, signals[SWITCH_PAGE], 0, n);
gtk_widget_show (GTK_WIDGET (panel));
}
}
static void
midori_panel_viewable_destroy_cb (GtkWidget* viewable,
MidoriPanel* panel)
{
gint i = gtk_notebook_page_num (GTK_NOTEBOOK (panel->notebook), viewable);
if (i > -1)
gtk_notebook_remove_page (GTK_NOTEBOOK (panel->notebook), i);
g_signal_handlers_disconnect_by_func (
viewable, midori_panel_viewable_destroy_cb, panel);
}
static void
midori_panel_widget_destroy_cb (GtkWidget* viewable,
GtkWidget* widget)
{
gtk_widget_destroy (widget);
g_signal_handlers_disconnect_by_func (
viewable, midori_panel_widget_destroy_cb, widget);
}
/**
* midori_panel_append_page:
* @panel: a #MidoriPanel
* @viewable: a viewable widget
* @toolbar: a toolbar widget, or %NULL
* @stock_id: a stock ID
* @label: a string to use as the label
*
* Appends a new page to the panel. If @toolbar is specified it will
* be packed above @viewable.
*
* Since 0.1.3 destroying the @viewable implicitly removes
* the page including the menu and eventual toolbar.
*
* In the case of an error, -1 is returned.
*
* Return value: the index of the new page, or -1
**/
gint
midori_panel_append_page (MidoriPanel* panel,
MidoriViewable* viewable)
{
GtkWidget* scrolled;
GObjectClass* gobject_class;
GtkWidget* widget;
GtkWidget* toolbar;
const gchar* label;
const gchar* stock_id;
GtkToolItem* toolitem;
GtkWidget* image;
GtkWidget* menuitem;
guint n;
g_return_val_if_fail (MIDORI_IS_PANEL (panel), -1);
g_return_val_if_fail (MIDORI_IS_VIEWABLE (viewable), -1);
if (GTK_IS_SCROLLED_WINDOW (viewable))
scrolled = (GtkWidget*)viewable;
else
{
scrolled = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled),
GTK_POLICY_AUTOMATIC,
GTK_POLICY_AUTOMATIC);
GTK_WIDGET_SET_FLAGS (scrolled, GTK_CAN_FOCUS);
gtk_widget_show (scrolled);
gobject_class = G_OBJECT_GET_CLASS (viewable);
if (GTK_WIDGET_CLASS (gobject_class)->set_scroll_adjustments_signal)
widget = (GtkWidget*)viewable;
else
{
widget = gtk_viewport_new (NULL, NULL);
gtk_widget_show (widget);
gtk_container_add (GTK_CONTAINER (widget), GTK_WIDGET (viewable));
}
gtk_container_add (GTK_CONTAINER (scrolled), widget);
}
gtk_container_add (GTK_CONTAINER (panel->notebook), scrolled);
toolbar = midori_viewable_get_toolbar (viewable);
gtk_widget_show (toolbar);
gtk_container_add (GTK_CONTAINER (panel->toolbook), toolbar);
g_signal_connect (viewable, "destroy",
G_CALLBACK (midori_panel_widget_destroy_cb), toolbar);
n = midori_panel_page_num (panel, scrolled);
label = midori_viewable_get_label (viewable);
stock_id = midori_viewable_get_stock_id (viewable);
toolitem = gtk_radio_tool_button_new_from_stock (panel->group, stock_id);
panel->group = gtk_radio_tool_button_get_group (GTK_RADIO_TOOL_BUTTON (
toolitem));
image = gtk_image_new_from_stock (stock_id, GTK_ICON_SIZE_BUTTON);
gtk_tool_button_set_icon_widget (GTK_TOOL_BUTTON (toolitem), image);
if (label)
{
gtk_tool_button_set_label (GTK_TOOL_BUTTON (toolitem), label);
gtk_widget_set_tooltip_text (GTK_WIDGET (toolitem), label);
}
g_object_set_data (G_OBJECT (toolitem), "page", viewable);
g_signal_connect (toolitem, "clicked",
G_CALLBACK (midori_panel_menu_item_activate_cb), panel);
gtk_widget_show_all (GTK_WIDGET (toolitem));
gtk_toolbar_insert (GTK_TOOLBAR (panel->toolbar), toolitem, -1);
g_signal_connect (viewable, "destroy",
G_CALLBACK (midori_panel_widget_destroy_cb), toolitem);
if (panel->menu)
{
menuitem = gtk_image_menu_item_new_from_stock (stock_id, NULL);
gtk_widget_show (menuitem);
g_object_set_data (G_OBJECT (menuitem), "page", viewable);
g_object_set_data (G_OBJECT (menuitem), "toolitem", toolitem);
g_signal_connect (menuitem, "activate",
G_CALLBACK (midori_panel_menu_item_activate_cb),
panel);
gtk_menu_shell_append (GTK_MENU_SHELL (panel->menu), menuitem);
g_signal_connect (viewable, "destroy",
G_CALLBACK (midori_panel_widget_destroy_cb), menuitem);
}
g_signal_connect (viewable, "destroy",
G_CALLBACK (midori_panel_viewable_destroy_cb), panel);
return n;
}
/**
* midori_panel_get_current_page:
* @panel: a #MidoriPanel
*
* Retrieves the index of the currently selected page.
*
* If @panel has no children, -1 is returned.
*
* Return value: the index of the current page, or -1
**/
gint
midori_panel_get_current_page (MidoriPanel* panel)
{
g_return_val_if_fail (MIDORI_IS_PANEL (panel), -1);
return gtk_notebook_get_current_page (GTK_NOTEBOOK (panel->notebook));
}
static GtkWidget*
_midori_panel_child_for_scrolled (MidoriPanel* panel,
GtkWidget* scrolled)
{
GtkWidget* child;
/* This is a lazy hack, we should have a way of determining
whether the scrolled is the actual child. */
if (MIDORI_IS_VIEW (scrolled))
return scrolled;
child = gtk_bin_get_child (GTK_BIN (scrolled));
if (GTK_IS_VIEWPORT (child))
child = gtk_bin_get_child (GTK_BIN (child));
return child;
}
/**
* midori_panel_get_nth_page:
* @panel: a #MidoriPanel
*
* Retrieves the child widget of the nth page.
*
* If @panel has no children, %NULL is returned.
*
* Return value: the child widget of the new page, or %NULL
**/
GtkWidget*
midori_panel_get_nth_page (MidoriPanel* panel,
guint page_num)
{
GtkWidget* scrolled;
g_return_val_if_fail (MIDORI_IS_PANEL (panel), NULL);
scrolled = gtk_notebook_get_nth_page (
GTK_NOTEBOOK (panel->notebook), page_num);
if (scrolled)
return _midori_panel_child_for_scrolled (panel, scrolled);
return NULL;
}
/**
* midori_panel_get_n_pages:
* @panel: a #MidoriPanel
*
* Retrieves the number of pages contained in the panel.
*
* Return value: the number of pages
**/
guint
midori_panel_get_n_pages (MidoriPanel* panel)
{
g_return_val_if_fail (MIDORI_IS_PANEL (panel), 0);
return gtk_notebook_get_n_pages (GTK_NOTEBOOK (panel->notebook));
}
static GtkWidget*
_midori_panel_scrolled_for_child (MidoriPanel* panel,
GtkWidget* child)
{
GtkWidget* scrolled;
/* This is a lazy hack, we should have a way of determining
whether the scrolled is the actual child. */
if (MIDORI_IS_VIEW (child))
return child;
scrolled = gtk_widget_get_parent (GTK_WIDGET (child));
if (GTK_IS_VIEWPORT (scrolled))
scrolled = gtk_widget_get_parent (scrolled);
return scrolled;
}
/**
* midori_panel_page_num:
* @panel: a #MidoriPanel
*
* Retrieves the index of the page associated to @widget.
*
* If @panel has no children, -1 is returned.
*
* Return value: the index of page associated to @widget, or -1
**/
gint
midori_panel_page_num (MidoriPanel* panel,
GtkWidget* child)
{
GtkWidget* scrolled;
g_return_val_if_fail (MIDORI_IS_PANEL (panel), -1);
g_return_val_if_fail (GTK_IS_WIDGET (child), -1);
scrolled = _midori_panel_scrolled_for_child (panel, child);
return gtk_notebook_page_num (GTK_NOTEBOOK (panel->notebook), scrolled);
}
/**
* midori_panel_set_current_page:
* @panel: a #MidoriPanel
* @n: index of the page to switch to, or -1 to mean the last page
*
* Switches to the page with the given index.
*
* The child must be visible, otherwise the underlying GtkNotebook will
* silently ignore the attempt to switch the page.
**/
void
midori_panel_set_current_page (MidoriPanel* panel,
gint n)
{
GtkWidget* viewable;
g_return_if_fail (MIDORI_IS_PANEL (panel));
gtk_notebook_set_current_page (GTK_NOTEBOOK (panel->toolbook), n);
gtk_notebook_set_current_page (GTK_NOTEBOOK (panel->notebook), n);
if ((viewable = midori_panel_get_nth_page (panel, n)))
{
const gchar* label;
label = midori_viewable_get_label (MIDORI_VIEWABLE (viewable));
g_object_set (panel->toolbar_label, "label", label, NULL);
}
}
typedef struct
{
GtkAlignment parent_instance;
gchar* label;
gchar* stock_id;
GtkWidget* toolbar;
} MidoriDummyViewable;
typedef struct
{
GtkAlignmentClass parent_class;
} MidoriDummyViewableClass;
GType midori_dummy_viewable_get_type (void) G_GNUC_CONST;
#define MIDORI_TYPE_DUMMY_VIEWABLE (midori_dummy_viewable_get_type ())
#define MIDORI_DUMMY_VIEWABLE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), \
MIDORI_TYPE_DUMMY_VIEWABLE, MidoriDummyViewable))
#define MIDORI_IS_DUMMY_VIEWABLE(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), MIDORI_TYPE_DUMMY_VIEWABLE))
static void
midori_dummy_viewable_iface_init (MidoriViewableIface* iface);
static void
midori_dummy_viewable_finalize (GObject* object);
G_DEFINE_TYPE_WITH_CODE (MidoriDummyViewable, midori_dummy_viewable,
GTK_TYPE_ALIGNMENT,
G_IMPLEMENT_INTERFACE (MIDORI_TYPE_VIEWABLE,
midori_dummy_viewable_iface_init));
static void
midori_dummy_viewable_class_init (MidoriDummyViewableClass* class)
{
GObjectClass* gobject_class;
gobject_class = G_OBJECT_CLASS (class);
gobject_class->finalize = midori_dummy_viewable_finalize;
}
static const gchar*
midori_dummy_viewable_get_label (MidoriViewable* viewable)
{
return MIDORI_DUMMY_VIEWABLE (viewable)->label;
}
static const gchar*
midori_dummy_viewable_get_stock_id (MidoriViewable* viewable)
{
return MIDORI_DUMMY_VIEWABLE (viewable)->stock_id;
}
static GtkWidget*
midori_dummy_viewable_get_toolbar (MidoriViewable* viewable)
{
return MIDORI_DUMMY_VIEWABLE (viewable)->toolbar;
}
static void
midori_dummy_viewable_iface_init (MidoriViewableIface* iface)
{
iface->get_stock_id = midori_dummy_viewable_get_stock_id;
iface->get_label = midori_dummy_viewable_get_label;
iface->get_toolbar = midori_dummy_viewable_get_toolbar;
}
static void
midori_dummy_viewable_init (MidoriDummyViewable* viewable)
{
viewable->stock_id = NULL;
viewable->label = NULL;
viewable->toolbar = NULL;
}
static void
midori_dummy_viewable_finalize (GObject* object)
{
MidoriDummyViewable* viewable = MIDORI_DUMMY_VIEWABLE (object);
katze_assign (viewable->stock_id, NULL);
katze_assign (viewable->label, NULL);
G_OBJECT_CLASS (midori_dummy_viewable_parent_class)->finalize (object);
}
/* static */ GtkWidget*
midori_dummy_viewable_new (const gchar* stock_id,
const gchar* label,
GtkWidget* toolbar)
{
GtkWidget* viewable = g_object_new (MIDORI_TYPE_DUMMY_VIEWABLE, NULL);
MIDORI_DUMMY_VIEWABLE (viewable)->stock_id = g_strdup (stock_id);
MIDORI_DUMMY_VIEWABLE (viewable)->label = g_strdup (label);
MIDORI_DUMMY_VIEWABLE (viewable)->toolbar = toolbar;
return viewable;
}
/**
* midori_panel_append_widget:
* @panel: a #MidoriPanel
* @widget: the child widget
* @stock_id: a stock ID
* @label: a string to use as the label, or %NULL
* @toolbar: a toolbar widget, or %NULL
*
* Appends an arbitrary widget to the panel by wrapping it
* in a #MidoriViewable created on the fly.
*
* Actually implementing #MidoriViewable instead of using
* this convenience is recommended.
*
* Since 0.1.3 destroying the @widget implicitly removes
* the page including the menu and eventual toolbar.
*
* In the case of an error, -1 is returned.
*
* Return value: the index of the new page, or -1
**/
gint
midori_panel_append_widget (MidoriPanel* panel,
GtkWidget* widget,
const gchar* stock_id,
const gchar* label,
GtkWidget* toolbar)
{
GtkWidget* viewable;
g_return_val_if_fail (MIDORI_IS_PANEL (panel), -1);
g_return_val_if_fail (GTK_IS_WIDGET (widget), -1);
g_return_val_if_fail (stock_id != NULL, -1);
g_return_val_if_fail (!toolbar || GTK_IS_WIDGET (toolbar), -1);
viewable = midori_dummy_viewable_new (stock_id, label, toolbar);
gtk_widget_show (viewable);
gtk_container_add (GTK_CONTAINER (viewable), widget);
g_signal_connect (widget, "destroy",
G_CALLBACK (midori_panel_widget_destroy_cb), viewable);
return midori_panel_append_page (panel, MIDORI_VIEWABLE (viewable));
}