# Source: kjavaappletcontext.h |
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    // -*- c++ -*-

    /* This file is part of the KDE project
     *
     * Copyright (C) 2000 Richard Moore <rich@kde.org>
     *               2000 Wynn Wilkes <wynnw@caldera.com>
     *
     * This library is free software; you can redistribute it and/or
     * modify it under the terms of the GNU Library General Public
     * License as published by the Free Software Foundation; either
     * version 2 of the License, or (at your option) any later version.
     *
     * This library 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
     * Library General Public License for more details.
     *
     * You should have received a copy of the GNU Library General Public License
     * along with this library; see the file COPYING.LIB.  If not, write to
     * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
     * Boston, MA 02111-1307, USA.
     */

    #ifndef KJAVAAPPLETCONTEXT_H
    #define KJAVAAPPLETCONTEXT_H

    #include <qobject.h>

    /**
     * @short Provides a context for KJavaAppletWidgets
     *
     * Applets run in a context- (see the Java documentation for more information
     * on contexts).  Currently, each document in KHTML creates one context, in
     * which multiple applets can run.
     *
     * @version $Id: kjavaappletcontext.h,v 1.13 2001/01/23 17:30:01 wynnw Exp $
     * @author Richard J. Moore, rich@kde.org
     * @author Wynn Wilkes, wynnw@caldera.com
     */

    class KJavaAppletServer;
    class KJavaApplet;
    class KJavaAppletContextPrivate;

    class KJavaAppletContext : public QObject
    {
    Q_OBJECT

    public:
        KJavaAppletContext();
        ~KJavaAppletContext();

        /**
         * Returns the ID of this context.
         */
        int  contextId();

        /**
         * Sets the ID of this context.
         */
        void setContextId( int id );

        /**
         * Sends a message to create the applet.
         */
        void create( KJavaApplet* );

        /**
         * Sends a message to destroy the applet.
         */
        void destroy( KJavaApplet* );

        /**
         * Sends a message to initialize the applet.
         */
        void init( KJavaApplet* );

        /**
         * Sends a message to start the applet.
         */
        void start( KJavaApplet* );

        /**
         * Sends a message to stop the applet.
         */
        void stop( KJavaApplet* );

        /**
         * use this for applet call backs, the AppletServer
         * calls this directly.
         */
        void processCmd( QString cmd, QStringList args );

    signals:
        /**
         * Signals the KHMTL Part to show this as the status message.
         */
        void showStatus  ( const QString& txt );

        /**
         * Signals the KHTML Part to show a url in a given target
         */
        void showDocument( const QString& url, const QString& target );

    protected:
        //The counter to generate ID's for the contexts
        static int contextCount;

        // The applet server this context is attached to.
        KJavaAppletServer* server;

    protected slots:
        void received( const QString& cmd, const QStringList& arg );

    private:
        int id;
        KJavaAppletContextPrivate* d;

    };

    #endif // KJAVAAPPLETCONTEXT_H

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