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101 lines
2.7 KiB
101 lines
2.7 KiB
/* This file is part of the KDE project
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Copyright (C) 2001-2002 Matthias Kretz <kretz@kde.org>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License version 2 as published by the Free Software Foundation.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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// $Id$
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#ifndef KIMAGEVIEWER_VIEWER_H
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#define KIMAGEVIEWER_VIEWER_H
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#include <tdeparts/part.h>
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#include <kdemacros.h>
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namespace KParts
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{
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class BrowserExtension;
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}
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namespace KImageViewer
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{
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class Canvas;
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/**
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* An image viewer KPart
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*
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* @author Matthias Kretz <kretz@kde.org>
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*
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* You'll find an implementation in tdegraphics (KView). You may
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* still use this interface in your program but it will only work
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* if you have an implementation installed
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*
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* WARNING: This interface is not guaranteed to be kept binary or source compatible
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* until it's finished. So if you're using this interface please get in contact
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* with me.
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*/
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class KDE_EXPORT Viewer : public KParts::ReadWritePart
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{
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Q_OBJECT
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public:
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Viewer( TQObject * parent = 0, const char * name = 0 );
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virtual ~Viewer();
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/**
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* Return the canvas this viewer is using. The interface of the
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* canvas is defined in kimageviewer/canvas.h
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*/
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virtual Canvas * canvas() const = 0;
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/**
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* If the Viewer wants to be configurable
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*/
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//virtual void createConfigurationDialogPages() = 0;
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/**
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* A pointer to the Browser Extension (if available). You should always
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* check whether this returns a valid pointer.
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*/
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virtual KParts::BrowserExtension * browserExtension() const { return 0; }
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public slots:
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/**
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* Set a new Image. Close the old one and change the caption and file
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* name and url and whatnot accordingly.
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* So if you want to display a new image (not change the one shown) this
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* is the method to use. Else take a look at Canvas::setImage().
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*/
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virtual void newImage( const TQImage & ) = 0;
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/**
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* Tell the view to reload the current image. The host for this view
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* should make an Action available for reloading.
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*/
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virtual void reload() = 0;
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signals:
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/**
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* Emitted when the viewer opens a new image
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*/
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void imageOpened( const KURL & );
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}; //class Viewer
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} //namespace KImageViewer
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// vim:sw=4:ts=4
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#endif // KIMAGEVIEWER_VIEWER_H
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