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//***************************************************************************
/*
* TOra - An Oracle Toolkit for DBA's and developers
* Copyright (C) 2000-2001,2001 Underscore AB
*
* 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; only version 2 of
* the License is valid for this program.
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* As a special exception, you have permission to link this program
* with the Oracle Client libraries and distribute executables, as long
* as you follow the requirements of the GNU GPL in regard to all of the
* software in the executable aside from Oracle client libraries.
*
* Specifically you are not permitted to link this program with the
* Qt/UNIX, Qt/Windows or Qt Non Commercial products of TrollTech.
* And you are not permitted to distribute binaries compiled against
* these libraries without written consent from Underscore AB. Observe
* that this does not disallow linking to the Qt Free Edition.
*
* All trademarks belong to their respective owners.
*
****************************************************************************/
#ifndef TOHELPBROWSER_H
#define TOHELPBROWSER_H
#include <list>
#include <khtml_part.h>
class KURL;
/**
* Widget used to display HTML of help pages.
*/
class toHelpBrowser : public KHTMLPart {
Q_OBJECT
/** List of backward history. The current page is at the end of the list.
*/
std::list<QString> Backward;
/** List of forward history if you have started walking backwards.
*/
std::list<QString> Forward;
private slots:
/** Reimplemented for internal reasons.
*/
void openURLRequest(const KURL &url,const KParts::URLArgs &);
public:
/** Create a help browser.
* @param parent Parent widget.
* @param name Name of widget.
*/
toHelpBrowser(QWidget *parent,const char *name=NULL);
/** Open an URL in this widget.
* @param url URL to open.
* @return Success of operator.
*/
virtual bool openURL(const KURL &url);
/** Get source of URL.
* @return String containing the current localtion.
*/
QString source(void);
public slots:
/** Go forward if available.
*/
void forward(void);
/** Go backward if available.
*/
void backward(void);
signals:
/** Change availability of backward history.
* @param avail Wether history is available.
*/
void backwardAvailable(bool avail);
/** Change availability of forward history.
* @param avail Wether history is available.
*/
void forwardAvailable(bool avail);
/** The contents of the browser changed.
*/
void textChanged(void);
};
#endif
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