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/*
*
* 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 of the License, or (at your option) version 3.
*
* 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 the program; if not, see <http://www.gnu.org/licenses/>
*
*
* Authors:
* Jon Trowbridge <trow@ximian.com>
*
* Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
*
*/
#include "e-text-model-repos.h"
#define MODEL_CLAMP(model, pos) (CLAMP((pos), 0, strlen((model)->text)))
gint
e_repos_shift (gint pos, gpointer data)
{
EReposShift *info = (EReposShift *) data;
g_return_val_if_fail (data, -1);
return e_text_model_validate_position (info->model, pos + info->change);
}
gint
e_repos_absolute (gint pos, gpointer data)
{
EReposAbsolute *info = (EReposAbsolute *) data;
g_return_val_if_fail (data, -1);
pos = info->pos;
if (pos < 0) {
gint len = e_text_model_get_text_length (info->model);
pos += len + 1;
}
return e_text_model_validate_position (info->model, pos);
}
gint
e_repos_insert_shift (gint pos, gpointer data)
{
EReposInsertShift *info = (EReposInsertShift *) data;
g_return_val_if_fail (data, -1);
if (pos >= info->pos)
pos += info->len;
return e_text_model_validate_position (info->model, pos);
}
gint
e_repos_delete_shift (gint pos, gpointer data)
{
EReposDeleteShift *info = (EReposDeleteShift *) data;
g_return_val_if_fail (data, -1);
if (pos > info->pos + info->len)
pos -= info->len;
else if (pos > info->pos)
pos = info->pos;
return e_text_model_validate_position (info->model, pos);
}
gint
e_repos_clamp (gint pos, gpointer data)
{
ETextModel *model;
g_return_val_if_fail (data != NULL && E_IS_TEXT_MODEL (data), -1);
model = E_TEXT_MODEL (data);
return e_text_model_validate_position (model, pos);
}
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