Presenter

/* $Id$ */
/* Copyright © 2014 Pierre Pronchery <khorben@defora.org> */
/* This file is part of DeforaOS Desktop Presenter */
/* This program is free software: you can redistribute it and/or modify\n"
* it under the terms of the GNU General Public License as published by\n"
* the Free Software Foundation, version 3 of the License.\n"
*
* 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 <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <System.h>
#include "document.h"
/* PresenterDocument */
/* private */
/* types */
struct _PresenterDocument
{
char * filename;
Config * config;
};
/* prototypes */
/* public */
/* functions */
/* essential */
/* presenterdocument_new */
PresenterDocument * presenterdocument_new(char const * filename)
{
PresenterDocument * document;
if((document = object_new(sizeof(*document))) == NULL)
return NULL;
document->filename = (filename != NULL) ? strdup(filename) : NULL;
document->config = config_new();
/* check for errors */
if((filename != NULL && document->filename == NULL)
|| document->config == NULL)
{
object_delete(document);
return NULL;
}
return document;
}
/* presenterdocument_delete */
void presenterdocument_delete(PresenterDocument * document)
{
free(document->filename);
if(document->config != NULL)
config_delete(document->config);
object_delete(document);
}
/* accessors */
/* presenterdocument_get_filename */
char const * presenterdocument_get_filename(PresenterDocument * document)
{
return document->filename;
}
/* presenterdocument_get_property */
char const * presenterdocument_get_property(PresenterDocument * document,
char const * property)
{
return config_get(document->config, NULL, property);
}
/* presenterdocument_get_slide_property */
char const * presenterdocument_get_slide_property(PresenterDocument * document,
unsigned int slide, char const * property)
{
char buf[16];
snprintf(buf, sizeof(buf), "Slide %u", slide);
return config_get(document->config, buf, property);
}
/* useful */
/* presenterdocument_save */
int presenterdocument_save(PresenterDocument * document)
{
return config_save(document->config, document->filename);
}
/* presenterdocument_save_as */
int presenterdocument_save_as(PresenterDocument * document,
char const * filename)
{
String * p;
if((p = string_new(filename)) == NULL)
return -1;
if(config_save(document->config, filename) != 0)
{
string_delete(p);
return -1;
}
free(document->filename);
document->filename = p;
return 0;
}