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/* Gobby - GTK-based collaborative text editor
* Copyright (C) 2008-2015 Armin Burgmeier <armin@arbur.net>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include "core/textundogrouping.hpp"
Gobby::TextUndoGrouping::TextUndoGrouping(InfAdoptedAlgorithm* algorithm,
InfTextUser* user,
GtkTextBuffer* buffer):
m_buffer(buffer), m_grouping(inf_text_undo_grouping_new())
{
g_object_ref(m_buffer);
inf_adopted_undo_grouping_set_algorithm(
INF_ADOPTED_UNDO_GROUPING(m_grouping),
algorithm,
INF_ADOPTED_USER(user));
m_begin_user_action_handle = g_signal_connect(
G_OBJECT(m_buffer), "begin-user-action",
G_CALLBACK(on_begin_user_action_static), this);
m_end_user_action_handle = g_signal_connect(
G_OBJECT(m_buffer), "end-user-action",
G_CALLBACK(on_end_user_action_static), this);
}
Gobby::TextUndoGrouping::~TextUndoGrouping()
{
g_signal_handler_disconnect(m_buffer, m_begin_user_action_handle);
g_signal_handler_disconnect(m_buffer, m_end_user_action_handle);
g_object_unref(m_grouping);
g_object_unref(m_buffer);
}
guint Gobby::TextUndoGrouping::get_undo_size() const
{
return inf_adopted_undo_grouping_get_undo_size(
INF_ADOPTED_UNDO_GROUPING(m_grouping));
}
guint Gobby::TextUndoGrouping::get_redo_size() const
{
return inf_adopted_undo_grouping_get_redo_size(
INF_ADOPTED_UNDO_GROUPING(m_grouping));
}
void Gobby::TextUndoGrouping::on_begin_user_action()
{
// TODO: For paste actions we should not allow merging
inf_adopted_undo_grouping_start_group(
INF_ADOPTED_UNDO_GROUPING(m_grouping),
TRUE);
}
void Gobby::TextUndoGrouping::on_end_user_action()
{
// TODO: For paste actions we should not allow merging
inf_adopted_undo_grouping_end_group(
INF_ADOPTED_UNDO_GROUPING(m_grouping),
TRUE);
}
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