Source: kxmessages.h

# Source: kxmessages.h |
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    /****************************************************************************

     $Id: kxmessages.h,v 1.8 2002/09/09 20:40:54 tjansen Exp $

     Copyright (C) 2001 Lubos Lunak

    Permission is hereby granted, free of charge, to any person obtaining a
    copy of this software and associated documentation files (the "Software"),
    to deal in the Software without restriction, including without limitation
    the rights to use, copy, modify, merge, publish, distribute, sublicense,
    and/or sell copies of the Software, and to permit persons to whom the
    Software is furnished to do so, subject to the following conditions:

    The above copyright notice and this permission notice shall be included in
    all copies or substantial portions of the Software.

    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
    THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
    FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
    DEALINGS IN THE SOFTWARE.

    ****************************************************************************/

    #ifndef __KXMESSAGES_H
    #define __KXMESSAGES_H

    #include
    #include
    #include
    #ifdef Q_WS_X11
    #include

    class QString;

    class KXMessagesPrivate;
    /**
     * Sending string messages to other applications using the X Client Messages.
     *
     * Used internally by KStartupInfo. You usually don't want to use this, use DCOP
     * instead.
     *
     * @author Lubos Lunak
     * @version $Id: kxmessages.h,v 1.8 2002/09/09 20:40:54 tjansen Exp $
     */
    class KXMessages
        : public QWidget
        {
        Q_OBJECT
        public:
    	/**
    	 * Creates an instance which will receive X messages.
    	 *
    	 * @param accept_broadcast if non-NULL, all broadcast messages with
    	 *                         this message type will be received.
    	 * @param parent the parent of this widget
    	 */
    	// CHECKME accept_broadcast == NULL is useless now
            KXMessages( const char* accept_broadcast = NULL, QWidget* parent = NULL );
            virtual ~KXMessages();
    	/**
    	 * Sends the given message with the given message type only to given
             * window.
             *
             * @param w X11 handle for the destination window
    	 * @param msg_type the type of the message
    	 * @param message the message itself
    	 */
            void sendMessage( WId w, const char* msg_type, const QString& message );
    	/**
    	 * Broadcasts the given message with the given message type.
    	 * @param msg_type the type of the message
    	 * @param message the message itself
    	 */
            void broadcastMessage( const char* msg_type, const QString& message );

    	/**
    	 * Sends the given message with the given message type only to given
             * window.
             *
    	 * @param disp X11 connection which will be used instead of
    	 *             qt_x11display()
             * @param w X11 handle for the destination window
    	 * @param msg_type the type of the message
    	 * @param message the message itself
    	 * @return false when an error occurred, true otherwise
    	 */
            static bool sendMessageX( Display* disp, WId w, const char* msg_type,
                const QString& message );

    	/**
    	 * Broadcasts the given message with the given message type.
    	 *
    	 * @param disp X11 connection which will be used instead of
    	 *             qt_x11display()
    	 * @param msg_type the type of the message
    	 * @param message the message itself
    	 * @return false when an error occurred, true otherwise
    	 */
            static bool broadcastMessageX( Display* disp, const char* msg_type,
                const QString& message );
        signals:
    	/**
    	 * Emitted when a message was received.
    	 * @param message the message that has been received
    	 */
            void gotMessage( const QString& message );
        protected:
    	/**
    	 * @internal
    	 */
            virtual bool x11Event( XEvent* ev );
        private:
            static void send_message_internal( WId w_P, const QString& msg_P, long mask_P,
                Display* disp, Atom atom_P, Window handle_P );
            QWidget* handle;
            Atom cached_atom;
            QCString cached_atom_name;
            Atom accept_atom;
            QMap< WId, QCString > incoming_messages;
            KXMessagesPrivate* d;
        };

    #endif
    #endif

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