/*
* Copyright © 2008, 2010, 2011 Christian Persch
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "terminal-screen-container.h"
#include "terminal-debug.h"
#if 0
#define USE_SCROLLED_WINDOW
#endif
#include <gtk/gtk.h>
#define TERMINAL_SCREEN_CONTAINER_GET_PRIVATE(screen_container)(G_TYPE_INSTANCE_GET_PRIVATE ((screen_container), TERMINAL_TYPE_SCREEN_CONTAINER, TerminalScreenContainerPrivate))
struct _TerminalScreenContainerPrivate
{
TerminalScreen *screen;
#ifdef USE_SCROLLED_WINDOW
GtkWidget *scrolled_window;
#else
GtkWidget *hbox;
GtkWidget *vscrollbar;
#endif
GtkPolicyType hscrollbar_policy;
GtkPolicyType vscrollbar_policy;
};
enum
{
PROP_0,
PROP_SCREEN,
PROP_HSCROLLBAR_POLICY,
PROP_VSCROLLBAR_POLICY
};
G_DEFINE_TYPE (TerminalScreenContainer, terminal_screen_container, GTK_TYPE_OVERLAY)
#define TERMINAL_SCREEN_CONTAINER_CSS_NAME "terminal-screen-container"
/* helper functions */
/* Widget class implementation */
#ifndef USE_SCROLLED_WINDOW
static void
terminal_screen_container_style_updated (GtkWidget *widget)
{
TerminalScreenContainer *container = TERMINAL_SCREEN_CONTAINER (widget);
TerminalScreenContainerPrivate *priv = container->priv;
GtkCornerType corner;
gboolean set;
GTK_WIDGET_CLASS (terminal_screen_container_parent_class)->style_updated (widget);
gtk_widget_style_get (widget,
"window-placement", &corner,
"window-placement-set", &set,
NULL);
if (!set) {
g_object_get (gtk_widget_get_settings (widget),
"gtk-scrolled-window-placement", &corner,
NULL);
}
switch (corner) {
case GTK_CORNER_TOP_LEFT:
case GTK_CORNER_BOTTOM_LEFT:
gtk_box_reorder_child (GTK_BOX (priv->hbox), priv->vscrollbar, -1);
break;
case GTK_CORNER_TOP_RIGHT:
case GTK_CORNER_BOTTOM_RIGHT:
gtk_box_reorder_child (GTK_BOX (priv->hbox), priv->vscrollbar, 0);
break;
default:
g_assert_not_reached ();
}
}
#endif /* !USE_SCROLLED_WINDOW */
/* Class implementation */
static void
terminal_screen_container_init (TerminalScreenContainer *container)
{
TerminalScreenContainerPrivate *priv;
priv = container->priv = TERMINAL_SCREEN_CONTAINER_GET_PRIVATE (container);
priv->hscrollbar_policy = GTK_POLICY_AUTOMATIC;
priv->vscrollbar_policy = GTK_POLICY_AUTOMATIC;
}
static void
terminal_screen_container_constructed (GObject *object)
{
TerminalScreenContainer *container = TERMINAL_SCREEN_CONTAINER (object);
TerminalScreenContainerPrivate *priv = container->priv;
G_OBJECT_CLASS (terminal_screen_container_parent_class)->constructed (object);
g_assert (priv->screen != NULL);
#ifdef USE_SCROLLED_WINDOW
{
GtkAdjustment *hadjustment;
GtkAdjustment *vadjustment;
hadjustment = gtk_scrollable_get_hadjustment (GTK_SCROLLABLE (priv->screen));
vadjustment = gtk_scrollable_get_vadjustment (GTK_SCROLLABLE (priv->screen));
priv->scrolled_window = gtk_scrolled_window_new (hadjustment, vadjustment);
gtk_scrolled_window_set_overlay_scrolling (GTK_SCROLLED_WINDOW (priv->scrolled_window), FALSE);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->scrolled_window),
priv->hscrollbar_policy,
priv->vscrollbar_policy);
gtk_container_add (GTK_CONTAINER (priv->scrolled_window), GTK_WIDGET (priv->screen));
gtk_container_add (GTK_CONTAINER (container), priv->scrolled_window);
gtk_widget_show_all (priv->scrolled_window);
}
#else
priv->hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
priv->vscrollbar = gtk_scrollbar_new (GTK_ORIENTATION_VERTICAL,
gtk_scrollable_get_vadjustment (GTK_SCROLLABLE (priv->screen)));
gtk_box_pack_start (GTK_BOX (priv->hbox), GTK_WIDGET (priv->screen), TRUE, TRUE, 0);
gtk_box_pack_start (GTK_BOX (priv->hbox), priv->vscrollbar, FALSE, FALSE, 0);
gtk_container_add (GTK_CONTAINER (container), priv->hbox);
gtk_widget_show_all (priv->hbox);
#endif
_terminal_screen_update_scrollbar (priv->screen);
}
static void
terminal_screen_container_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
TerminalScreenContainer *container = TERMINAL_SCREEN_CONTAINER (object);
TerminalScreenContainerPrivate *priv = container->priv;
switch (prop_id) {
case PROP_SCREEN:
break;
case PROP_HSCROLLBAR_POLICY:
g_value_set_enum (value, priv->hscrollbar_policy);
break;
case PROP_VSCROLLBAR_POLICY:
g_value_set_enum (value, priv->vscrollbar_policy);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
terminal_screen_container_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
TerminalScreenContainer *container = TERMINAL_SCREEN_CONTAINER (object);
TerminalScreenContainerPrivate *priv = container->priv;
switch (prop_id) {
case PROP_SCREEN:
priv->screen = g_value_get_object (value);
break;
case PROP_HSCROLLBAR_POLICY:
terminal_screen_container_set_policy (container,
g_value_get_enum (value),
priv->vscrollbar_policy);
break;
case PROP_VSCROLLBAR_POLICY:
terminal_screen_container_set_policy (container,
priv->hscrollbar_policy,
g_value_get_enum (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
terminal_screen_container_class_init (TerminalScreenContainerClass *klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
g_type_class_add_private (gobject_class, sizeof (TerminalScreenContainerPrivate));
gobject_class->constructed = terminal_screen_container_constructed;
gobject_class->get_property = terminal_screen_container_get_property;
gobject_class->set_property = terminal_screen_container_set_property;
#ifndef USE_SCROLLED_WINDOW
{
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
widget_class->style_updated = terminal_screen_container_style_updated;
gtk_widget_class_install_style_property (widget_class,
g_param_spec_enum ("window-placement", NULL, NULL,
GTK_TYPE_CORNER_TYPE,
GTK_CORNER_BOTTOM_RIGHT,
G_PARAM_READWRITE |
G_PARAM_STATIC_STRINGS));
gtk_widget_class_install_style_property (widget_class,
g_param_spec_boolean ("window-placement-set", NULL, NULL,
FALSE,
G_PARAM_READWRITE |
G_PARAM_STATIC_STRINGS));
}
#endif
#if GTK_CHECK_VERSION(3, 19, 5)
{
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
gtk_widget_class_set_css_name(widget_class, TERMINAL_SCREEN_CONTAINER_CSS_NAME);
}
#endif
g_object_class_install_property
(gobject_class,
PROP_SCREEN,
g_param_spec_object ("screen", NULL, NULL,
TERMINAL_TYPE_SCREEN,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY |
G_PARAM_STATIC_STRINGS));
g_object_class_install_property
(gobject_class,
PROP_HSCROLLBAR_POLICY,
g_param_spec_enum ("hscrollbar-policy", NULL, NULL,
GTK_TYPE_POLICY_TYPE,
GTK_POLICY_AUTOMATIC,
G_PARAM_READWRITE |
G_PARAM_STATIC_STRINGS));
g_object_class_install_property
(gobject_class,
PROP_VSCROLLBAR_POLICY,
g_param_spec_enum ("vscrollbar-policy", NULL, NULL,
GTK_TYPE_POLICY_TYPE,
GTK_POLICY_AUTOMATIC,
G_PARAM_READWRITE |
G_PARAM_STATIC_STRINGS));
}
/* public API */
/**
* terminal_screen_container_new:
* @screen: a #TerminalScreen
*
* Returns: a new #TerminalScreenContainer for @screen
*/
GtkWidget *
terminal_screen_container_new (TerminalScreen *screen)
{
return g_object_new (TERMINAL_TYPE_SCREEN_CONTAINER,
"screen", screen,
NULL);
}
/**
* terminal_screen_container_get_screen:
* @container: a #TerminalScreenContainer
*
* Returns: @container's #TerminalScreen
*/
TerminalScreen *
terminal_screen_container_get_screen (TerminalScreenContainer *container)
{
if (container == NULL)
return NULL;
g_return_val_if_fail (TERMINAL_IS_SCREEN_CONTAINER (container), NULL);
return container->priv->screen;
}
/**
* terminal_screen_container_get_from_screen:
* @screen: a #TerminalScreenContainerPrivate
*
* Returns the #TerminalScreenContainer containing @screen.
*/
TerminalScreenContainer *
terminal_screen_container_get_from_screen (TerminalScreen *screen)
{
if (screen == NULL)
return NULL;
g_return_val_if_fail (TERMINAL_IS_SCREEN (screen), NULL);
return TERMINAL_SCREEN_CONTAINER (gtk_widget_get_ancestor (GTK_WIDGET (screen), TERMINAL_TYPE_SCREEN_CONTAINER));
}
/**
* terminal_screen_container_set_policy:
* @container: a #TerminalScreenContainer
* @hpolicy: a #GtkPolicyType
* @vpolicy: a #GtkPolicyType
*
* Sets @container's scrollbar policy.
*/
void
terminal_screen_container_set_policy (TerminalScreenContainer *container,
GtkPolicyType hpolicy,
GtkPolicyType vpolicy)
{
TerminalScreenContainerPrivate *priv;
GObject *object;
g_return_if_fail (TERMINAL_IS_SCREEN_CONTAINER (container));
object = G_OBJECT (container);
priv = container->priv;
g_object_freeze_notify (object);
if (priv->hscrollbar_policy != hpolicy) {
priv->hscrollbar_policy = hpolicy;
g_object_notify (object, "hscrollbar-policy");
}
if (priv->vscrollbar_policy != vpolicy) {
priv->vscrollbar_policy = vpolicy;
g_object_notify (object, "vscrollbar-policy");
}
#ifdef USE_SCROLLED_WINDOW
switch (vpolicy) {
case GTK_POLICY_NEVER:
vpolicy = GTK_POLICY_EXTERNAL;
break;
case GTK_POLICY_AUTOMATIC:
case GTK_POLICY_ALWAYS:
vpolicy = GTK_POLICY_ALWAYS;
break;
default:
g_assert_not_reached ();
}
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->scrolled_window), hpolicy, vpolicy);
#else
switch (vpolicy) {
case GTK_POLICY_NEVER:
gtk_widget_hide (priv->vscrollbar);
break;
case GTK_POLICY_AUTOMATIC:
case GTK_POLICY_ALWAYS:
gtk_widget_show (priv->vscrollbar);
break;
default:
g_assert_not_reached ();
}
#endif /* USE_SCROLLED_WINDOW */
g_object_thaw_notify (object);
}