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/*
* Copyright (C) 2002-2007 Imendio AB
* Copyright (C) 2007-2010 Collabora Ltd.
*
* 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 2 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, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301 USA
*
* Authors: Mikael Hallendal <micke@imendio.com>
* Richard Hult <richard@imendio.com>
* Martyn Russell <martyn@imendio.com>
* Geert-Jan Van den Bogaerde <geertjan@gnome.org>
* Xavier Claessens <xclaesse@gmail.com>
* Guillaume Desmottes <guillaume.desmottes@collabora.co.uk>
*/
#include "empathy-input-text-view.h"
G_DEFINE_TYPE (EmpathyInputTextView, empathy_input_text_view,
GTK_TYPE_TEXT_VIEW);
#define MAX_INPUT_HEIGHT 150
struct _EmpathyInputTextViewPrivate
{
gboolean has_input_vscroll;
};
static void
empathy_input_text_view_get_preferred_height (GtkWidget *widget,
gint *minimum_height,
gint *natural_height)
{
EmpathyInputTextView *self = (EmpathyInputTextView *) widget;
GtkWidget *sw;
GTK_WIDGET_CLASS (empathy_input_text_view_parent_class)->get_preferred_height
(widget, minimum_height, natural_height);
sw = gtk_widget_get_parent (widget);
if (*minimum_height >= MAX_INPUT_HEIGHT && !self->priv->has_input_vscroll)
{
/* Display scroll bar */
gtk_widget_set_size_request (sw, -1, MAX_INPUT_HEIGHT);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
GTK_POLICY_NEVER,
GTK_POLICY_ALWAYS);
self->priv->has_input_vscroll = TRUE;
}
if (*minimum_height < MAX_INPUT_HEIGHT && self->priv->has_input_vscroll)
{
/* Hide scroll bar */
gtk_widget_set_size_request (sw, -1, -1);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
GTK_POLICY_NEVER,
GTK_POLICY_NEVER);
self->priv->has_input_vscroll = FALSE;
}
}
static void
empathy_input_text_view_class_init (EmpathyInputTextViewClass *cls)
{
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (cls);
widget_class->get_preferred_height =
empathy_input_text_view_get_preferred_height;
g_type_class_add_private (cls, sizeof (EmpathyInputTextViewPrivate));
}
static void
empathy_input_text_view_init (EmpathyInputTextView *self)
{
self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
EMPATHY_TYPE_INPUT_TEXT_VIEW, EmpathyInputTextViewPrivate);
}
GtkWidget *
empathy_input_text_view_new (void)
{
return g_object_new (EMPATHY_TYPE_INPUT_TEXT_VIEW,
"pixels-above-lines", 2,
"pixels-below-lines", 2,
"pixels-inside-wrap", 1,
"right-margin", 2,
"left-margin", 2,
"wrap-mode", GTK_WRAP_WORD_CHAR,
NULL);
}
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