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/*
* Copyright (C) 2011 Collabora Ltd.
*
* This program 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.
*
* 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this program; if not, see <http://www.gnu.org/licenses/>.
*
* Author: Stef Walter <stefw@collabora.co.uk>
*/
#include "config.h"
#include "gcr-display-scrolled.h"
#include "gcr-viewer.h"
static void _gcr_display_scrolled_viewer_iface (GcrViewerIface *iface);
G_DEFINE_TYPE_WITH_CODE (GcrDisplayScrolled, _gcr_display_scrolled, GTK_TYPE_SCROLLED_WINDOW,
G_IMPLEMENT_INTERFACE (GCR_TYPE_VIEWER, _gcr_display_scrolled_viewer_iface));
struct _GcrDisplayScrolledPrivate {
GcrViewer *internal;
};
/* -----------------------------------------------------------------------------
* INTERNAL
*/
/* -----------------------------------------------------------------------------
* OBJECT
*/
static void
_gcr_display_scrolled_init (GcrDisplayScrolled *self)
{
self->pv = (G_TYPE_INSTANCE_GET_PRIVATE (self, GCR_TYPE_DISPLAY_SCROLLED, GcrDisplayScrolledPrivate));
self->pv->internal = gcr_viewer_new ();
}
static void
_gcr_display_scrolled_constructed (GObject *object)
{
GcrDisplayScrolled *self = GCR_DISPLAY_SCROLLED (object);
gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (self), GTK_SHADOW_ETCHED_IN);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (self), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
gtk_container_add (GTK_CONTAINER (self), GTK_WIDGET (self->pv->internal));
gtk_widget_show (GTK_WIDGET (self->pv->internal));
}
static void
_gcr_display_scrolled_get_preferred_height (GtkWidget *widget, gint *minimal_height,
gint *natural_height)
{
GcrDisplayScrolled *self = GCR_DISPLAY_SCROLLED (widget);
gint minimal, natural;
GTK_WIDGET_CLASS (_gcr_display_scrolled_parent_class)->get_preferred_height (widget,
minimal_height,
natural_height);
minimal = 0;
natural = 0;
gtk_widget_get_preferred_height (GTK_WIDGET (self->pv->internal),
&minimal, &natural);
/* This is messy, we add a extra for the etching height */
*minimal_height = MAX (minimal + 3, *minimal_height);
*natural_height = MAX (natural + 3, *natural_height);
}
static void
_gcr_display_scrolled_get_preferred_width (GtkWidget *widget, gint *minimal_width,
gint *natural_width)
{
GcrDisplayScrolled *self = GCR_DISPLAY_SCROLLED (widget);
gint minimal, natural;
GTK_WIDGET_CLASS (_gcr_display_scrolled_parent_class)->get_preferred_width (widget,
minimal_width,
natural_width);
minimal = 0;
natural = 0;
gtk_widget_get_preferred_width (GTK_WIDGET (self->pv->internal),
&minimal, &natural);
/* This is messy, we add a extra for the scrollbar width, etching */
*minimal_width = MAX (minimal + 32, *minimal_width);
*natural_width = MAX (natural + 32, *natural_width);
}
static void
_gcr_display_scrolled_class_init (GcrDisplayScrolledClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
widget_class->get_preferred_height = _gcr_display_scrolled_get_preferred_height;
widget_class->get_preferred_width = _gcr_display_scrolled_get_preferred_width;
object_class->constructed = _gcr_display_scrolled_constructed;
g_type_class_add_private (klass, sizeof (GcrDisplayScrolledPrivate));
}
static void
_gcr_display_scrolled_real_add_renderer (GcrViewer *viewer, GcrRenderer *renderer)
{
GcrDisplayScrolled *self = GCR_DISPLAY_SCROLLED (viewer);
gcr_viewer_add_renderer (self->pv->internal, renderer);
}
static void
_gcr_display_scrolled_real_insert_renderer (GcrViewer *viewer,
GcrRenderer *renderer,
GcrRenderer *before)
{
GcrDisplayScrolled *self = GCR_DISPLAY_SCROLLED (viewer);
gcr_viewer_insert_renderer (self->pv->internal, renderer, before);
}
static void
_gcr_display_scrolled_real_remove_renderer (GcrViewer *viewer, GcrRenderer *renderer)
{
GcrDisplayScrolled *self = GCR_DISPLAY_SCROLLED (viewer);
gcr_viewer_remove_renderer (self->pv->internal, renderer);
}
static guint
_gcr_display_scrolled_real_count_renderers (GcrViewer *viewer)
{
GcrDisplayScrolled *self = GCR_DISPLAY_SCROLLED (viewer);
return gcr_viewer_count_renderers (self->pv->internal);
}
static GcrRenderer*
_gcr_display_scrolled_real_get_renderer (GcrViewer *viewer, guint index_)
{
GcrDisplayScrolled *self = GCR_DISPLAY_SCROLLED (viewer);
return gcr_viewer_get_renderer (self->pv->internal, index_);
}
static void
_gcr_display_scrolled_viewer_iface (GcrViewerIface *iface)
{
iface->add_renderer = _gcr_display_scrolled_real_add_renderer;
iface->insert_renderer = _gcr_display_scrolled_real_insert_renderer;
iface->remove_renderer = _gcr_display_scrolled_real_remove_renderer;
iface->count_renderers = _gcr_display_scrolled_real_count_renderers;
iface->get_renderer = _gcr_display_scrolled_real_get_renderer;
}
/* -----------------------------------------------------------------------------
* PUBLIC
*/
GcrDisplayScrolled*
_gcr_display_scrolled_new (void)
{
return g_object_new (GCR_TYPE_DISPLAY_SCROLLED, NULL);
}
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