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/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */

package com.sun.star.comp.beans;

import com.sun.star.uno.UnoRuntime;

// @requirement FUNC.PERF.LRN/0.6
// @requirement FUNC.PERF.LOC/0.6
// @requirement FUNC.PERF.FIX/0.6
// @requirement FUNC.RES.OTH/0.2
// No other resources are needed yet.
/** This is the basic JavaBean for all OOo application modules.
    @since OOo 2.0.0
 */
public class OOoBean

    // @requirement FUNC.BEAN.VIEW/0.4
    extends java.awt.Container

    implements
        // @requirement FUNC.PER/0.2
        java.io.Externalizable
{
    // timeout values (milli secs)
    private int nOOoStartTimeOut = 60000;
    private int nOOoCallTimeOut =   3000;
    private int nOOoCheckCycle =    1000;

    // This member contains the connection to an OOo instance if established.
    private transient OfficeConnection      iConnection;
    private transient EventListener         xConnectionListener;

    // @requirement FUNC.BEAN.VIEW/0.4
    // @requirement FUNC.BEAN.EDIT/0.4
    // This member contains the OOo window if a connection is established.
    // It is a child of the OOoBean canvas.
    private OfficeWindow xFrameWindow;

    // application environment
    private transient com.sun.star.lang.XMultiServiceFactory xServiceFactory;
    private transient com.sun.star.frame.XDesktop xDesktop;

    // document and frame
    private transient Frame aFrame;
    private transient Controller aController;
    private transient OfficeDocument aDocument;

    // slot command execution environment
    private transient com.sun.star.util.XURLTransformer xURLTransformer;

    // properties
    private boolean bIgnoreVisibility = false; // to show even if already visible
    private boolean bMenuBarVisible = true;
    private boolean bStandardBarVisible = true;
    private boolean bToolBarVisible = true;
    private boolean bStatusBarVisible = true;


    // debugging method
    private void dbgPrint( String aMessage )
    {
    }

    // @requirement FUNC.PER/0.2
    // @internal
    /**
     */
    @Deprecated
    public void writeExternal( java.io.ObjectOutput aObjOut )
    {
        // TBD
    }

    // @requirement FUNC.PER/0.2
    // @internal
    /**
     */
    @Deprecated
    public void readExternal( java.io.ObjectInput aObjIn )
    {
        // TBD
    }

    /** Generic constructor of the OOoBean.

        Neither a connection is established nor any document loaded.
     */
    public OOoBean()
    {
        setLayout(new java.awt.BorderLayout());
    }

       // @requirement FUNC.CON.MULT/0.3
    /** Constructor for an OOoBean which uses a specific office connection.

        The connection must be established but no document is loaded.

        @throws NoConnectionException
            if the connection is not established.

        @deprecated Clients could use the getOOoConnection to obtain an OfficeConnection
        and use it as argument in a constructor for another OOoBean instance. Calling
        the dispose method of the OfficeConnection or the OOoBean's stopOOoConnection
        method would make all instances of OOoBean stop working.
     */
    @Deprecated
    public OOoBean( OfficeConnection iConnection )
        throws NoConnectionException
    {
        setLayout(new java.awt.BorderLayout());
        try { setOOoConnection( iConnection ); }
        catch ( HasConnectionException aExc )
        { /* impossible here */ }
    }

    /** Sets the timeout for methods which launch OOo in milliseconds.

        This method does not need a connection to an OOo instance.
     */
    public void setOOoStartTimeOut( int nMilliSecs )
    {
        nOOoStartTimeOut = nMilliSecs;
    }

    /** Sets the timeout for normal OOO methods calls in milliseconds.

        This method does not need a connection to an OOo instance.
     */
    public void setOOoCallTimeOut( int nMilliSecs )
    {
        nOOoCallTimeOut = nMilliSecs;
    }

    /** Sets the period length in milliseconds to check the OOo connection.

        This method does not need a connection to an OOo instance.
     */
    public void setOOoCheckCycle( int nMilliSecs )
    {
        nOOoCheckCycle = nMilliSecs;
    }

    // @internal
    /** Sets a connection to an OOo instance.
     */
    private synchronized void setOOoConnection(OfficeConnection iNewConnection)
            throws HasConnectionException, NoConnectionException {
        // the connection cannot be exchanged
        if (iConnection != null)
            throw new HasConnectionException();

        // is there a real connection, not just the proxy?
        com.sun.star.uno.XComponentContext xComponentContext = null;
        try {
            xComponentContext = iNewConnection.getComponentContext();
        } catch (java.lang.Throwable aExc) {
            throw new NoConnectionException(aExc);
        }
        if (xComponentContext == null)
            throw new NoConnectionException();

        // set the connection
        iConnection = iNewConnection;

        // get notified when connection dies
        if (xConnectionListener != null)
            xConnectionListener.end();
        xConnectionListener = this.new EventListener("setOOoConnection");
    }

    // @requirement FUNC.CON.STRT/0.4
    /** Starts a connection to an OOo instance which is launched if not running.

        @throws HasConnectionException
            if a connection was already established.

        @throws NoConnectionException
            if the specified connection cannot be established
     */
    public void startOOoConnection( String aConnectionURL )
        throws  java.net.MalformedURLException,
            HasConnectionException,
            NoConnectionException
    {
        // create a new connection from the given connection URL
        LocalOfficeConnection aConnection = new LocalOfficeConnection();
        aConnection.setUnoUrl( aConnectionURL );
        setOOoConnection( aConnection );
    }

    // @requirement FUNC.CON.CHK/0.7
    /** Returns true if this OOoBean is connected to an OOo instance,
        false otherwise.

        @deprecated This method is not useful in a multithreaded environment. Then
        all threads accessing the instance would have to be synchronized in order to
        make is method work. It is better to call OOoBean's methods and be prepared
        to catch a NoConnectionException.
     */
    @Deprecated
    public boolean isOOoConnected()
    {
        return iConnection != null;
    }

    // @requirement FUNC.CON.STOP/0.4
    /** Disconnects from the connected OOo instance.

        If there was no connection yet or anymore, this method can be called
        anyway.

        When the OOoBean is displayed in an applet by a web browser, then this
        method must be called from within java.applet.Applet.stop.
     */
    public synchronized void stopOOoConnection()
    {
        // clear OOo document, frame etc.
        clear();

        // cut the connection
        OfficeConnection iExConnection = iConnection;
        if ( iConnection != null )
        {
            if ( xConnectionListener != null )
            {
                xConnectionListener.end();
            }
            iConnection = null;
            iExConnection.dispose();
        }

    }

    // @requirement FUNC.CON.STOP/0.4 (via XComponent.dispose())
       // @requirement FUNC.CON.NTFY/0.4 (via XComponent.addEventListener())
    /** Returns a connection to an OOo instance.

        If no connection exists, a default connection will be created. An OfficeConnection
        can be used to register listeners of type com.sun.star.lang.EventListener,
        which are notified when the connection to the office dies. One should not call the
        dispose method, because this may result in receiving com.sun.star.lang.DisposedExceptions
        when calling {@link #stopOOoConnection stopOOoConnection} or other API methods. If other
        instances share the same connection then they will stop function properly, because
        they lose their connection as well. The recommended way to end the connection is by
        calling {@link #stopOOoConnection stopOOoConnection}.

        @throws NoConnectionException
            if no connection can be established

     */
    public synchronized OfficeConnection getOOoConnection()
        throws NoConnectionException
    {
        if ( iConnection == null )
        {
            try { setOOoConnection( new LocalOfficeConnection() ); }
            catch ( HasConnectionException aExc )
            { /* impossible here */ }
        }
        if ( iConnection.getComponentContext() == null )
            throw new NoConnectionException();
        return iConnection;
    }

    /** Returns the service factory used by this OOoBean instance.

        @throws NoConnectionException
            if no connection is established and no default connection can be established.
     */
    public synchronized com.sun.star.lang.XMultiServiceFactory getMultiServiceFactory()
        throws NoConnectionException
    {
        if ( xServiceFactory == null )
        {
            // avoid concurrent access from multiple threads
            final OfficeConnection iConn = getOOoConnection();

            com.sun.star.uno.XComponentContext xComponentContext = iConn.getComponentContext();
            if (xComponentContext == null)
                throw new NoConnectionException();

            Thread aConnectorThread = new Thread("getServiceManager") {
                @Override
                public void run()
                {
                    com.sun.star.lang.XMultiComponentFactory aFactory =
                        xComponentContext.getServiceManager();
                    xServiceFactory = UnoRuntime.queryInterface(
                        com.sun.star.lang.XMultiServiceFactory.class, aFactory );
                }
            };
            aConnectorThread.start();
            try { aConnectorThread.join(nOOoStartTimeOut); }
            catch ( InterruptedException aExc )
            { throw new NoConnectionException(aExc); }
            if ( xServiceFactory == null )
                throw new NoConnectionException();
        }

        return xServiceFactory;
    }

    /** Returns the XDesktop interface of the OOo instance used by this OOoBean.

        @throws NoConnectionException
            if no connection is established and no default connection can be established.
     */
    public synchronized com.sun.star.frame.XDesktop getOOoDesktop()
        throws NoConnectionException
    {
        if ( xDesktop == null )
        {
            try
            {
                Object aObject = getMultiServiceFactory().createInstance( "com.sun.star.frame.Desktop");
                xDesktop = UnoRuntime.queryInterface(
                        com.sun.star.frame.XDesktop.class, aObject );
            }
            catch ( com.sun.star.uno.Exception aExc )
            {} // TBD: what if no connection exists?
        }

        return xDesktop;
    }

    /** Resets this bean to an empty document.

       If a document is loaded and the content modified,
       the changes are dismissed.  Otherwise nothing happens.

       This method is intended to be overridden in derived classes.
       This implementation simply calls clear.

       @param bClearStateToo
           Not only the document content but also the state of the bean,
        like visibility of child components is cleared.

        @deprecated There is currently no way to dismiss changes, except for loading
        of the unchanged initial document. Furthermore it is unclear how derived classes
        handle this and what exactly their state is (e.g. what members make up their state).
        Calling this method on a derived class requires knowledge about their implementation.
        Therefore a deriving class should declare their own clearDocument if needed. Clients
        should call the clearDocument of the deriving class or {@link #clear} which discards
        the currently displayed document.
     */
    @Deprecated
    public synchronized void clearDocument( boolean bClearStateToo )
    {
        // TBD
        clear();
    }

    /** Resets the OOoBean to an empty status.

        Any loaded document is unloaded, no matter whether it is modified or not.
        After calling this method, the OOoBean has no office document and no frame
        anymore.  The connection will stay, though.

        This method works with or without an established connection.
     */
    public synchronized void clear()
    {
        dbgPrint( "clear()" );

        try
        {
            CallWatchThread aCallWatchThread =
                new CallWatchThread( nOOoCallTimeOut, "clear" );
            // By closing the frame we avoid that dialogs are displayed, for example when
            // the document is modified.
            com.sun.star.util.XCloseable xCloseable = UnoRuntime.queryInterface( com.sun.star.util.XCloseable.class, aFrame );
            if ( xCloseable != null )
            {
                try
                {
                    xCloseable.close(true);
                }
                catch (com.sun.star.util.CloseVetoException exc)
                { // a print job may be running
                }
            }

            aDocument = null;
            aFrame = null;

            // clear xFrameWindow
            if ( xFrameWindow != null )
            {
                try { releaseSystemWindow(); }
                catch ( NoConnectionException aExc )
                {} // ignore
                catch ( SystemWindowException aExc )
                {} // ignore
                remove( xFrameWindow.getAWTComponent() );
                xFrameWindow = null;
            }

            // clear xURTTransformer
            if ( xURLTransformer != null )
            {
                try
                {
                    com.sun.star.lang.XComponent xComp = UnoRuntime.queryInterface(
                        com.sun.star.lang.XComponent.class, xURLTransformer );
                    if ( xComp != null )
                        xComp.dispose();
                }
                catch ( java.lang.Throwable aExc )
                {} // ignore
                xURLTransformer = null;
            }

            xDesktop = null;
            xServiceFactory = null;

            aCallWatchThread.cancel();
        }
        catch ( InterruptedException aExc )
        { /* can be ignored */ }
    }

    // @requirement FUNC.PAR.LWP/0.4
    /** This method causes the office window to be displayed.

        If no document is loaded and the instance is added to a Java container that
        is showing, then this method needs not to be called. If later one of the methods
        {@link #loadFromURL loadFromURL}, {@link #loadFromStream loadFromStream1},
        or {@link #loadFromByteArray loadFromByteArray}
        is called, then the document is automatically displayed.

        Should one of the load methods have been called before the Java container
        was showing, then this method needs to be called after the container window
        was made visible (java.lang.Component.setVisible(true)).
        

Another scenario is that an OOoBean contains a document and is removed from a Java container and later added again. Then aquireSystemWindow needs to be called after the container window is displayed.

@throws SystemWindowException if no system window can be acquired. @throws NoConnectionException if the connection is not established. */ public synchronized void aquireSystemWindow() throws SystemWindowException, // @requirement FUNC.CON.LOST/0.2 NoConnectionException { if ( iConnection == null ) throw new NoConnectionException(); if ( !isShowing() ) throw new SystemWindowException(); if ( xFrameWindow != null ) xFrameWindow.getAWTComponent().setVisible(true); doLayout(); } // @requirement FUNC.PAR.RWL/0.4 // @estimation 16h /** This method must be called when the OOoBean before the system window may be released by its parent AWT/Swing component. This is the case when java.awt.Component.isDisplayable() returns true. This is definitely the case when the OOoBean is removed from its parent container. @throws SystemWindowException if system window is not acquired. @throws NoConnectionException if the connection is not established. @deprecated When Component.removeNotify of the parent window of the actual office window is called, then the actions are performed for which this method needed to be called previously. */ @Deprecated public synchronized void releaseSystemWindow() throws SystemWindowException, // @requirement FUNC.CON.LOST/0.2 NoConnectionException { if (iConnection == null) throw new NoConnectionException(); try { xFrameWindow.getAWTComponent().setVisible(false); } catch (com.sun.star.lang.DisposedException aExc) { throw new NoConnectionException(aExc); } } // @requirement FUNC.BEAN.LOAD/0.4 // @requirement FUNC.CON.AUTO/0.3 /** Loads the bean from the given URL. If a document is already loaded and the content modified, the changes are dismissed. If no connection exists, a default connection is established. @throws IllegalArgumentException if either of the arguments is out of the specified range. @throws java.io.IOException if an IO error occurs reading the resource specified by the URL. @throws com.sun.star.comp.beans.NoConnectionException if no connection can be established. @throws com.sun.star.util.CloseVetoException if the currently displayed document cannot be closed because it is still be used, for example it is printed. */ public void loadFromURL( final String aURL, final com.sun.star.beans.PropertyValue aArguments[] ) throws // @requirement FUNC.CON.LOST/0.2 NoConnectionException, java.io.IOException, com.sun.star.lang.IllegalArgumentException, com.sun.star.util.CloseVetoException { dbgPrint( "loadFromURL()" ); // try loading try { boolean bLoaded = false; while ( !bLoaded ) { // watch loading in a thread with a timeout (if OOo hangs) CallWatchThread aCallWatchThread = new CallWatchThread( nOOoStartTimeOut, "loadFromURL" ); try { // get window from OOo on demand if ( xFrameWindow == null ) { // Establish the connection by request of the ServiceFactory. getMultiServiceFactory(); // remove existing child windows removeAll(); // Create the OfficeWindow. xFrameWindow = getOOoConnection().createOfficeWindow(OOoBean.this); add( xFrameWindow.getAWTComponent() ); } // create the document frame from UNO window. if ( aFrame == null ) { // create the frame com.sun.star.awt.XWindow xWindow = UnoRuntime.queryInterface( com.sun.star.awt.XWindow.class, xFrameWindow.getUNOWindowPeer()); Object xFrame = xServiceFactory.createInstance( "com.sun.star.frame.Frame"); aFrame = new Frame( UnoRuntime.queryInterface( com.sun.star.frame.XFrame.class, xFrame ) ); aFrame.initialize( xWindow ); aFrame.setName( aFrame.toString() ); // register the frame at the desktop com.sun.star.frame.XFrames xFrames = UnoRuntime.queryInterface( com.sun.star.frame.XFramesSupplier.class, getOOoDesktop() ).getFrames(); xFrames.append( aFrame ); } // Initializes the slot command execution environment. xURLTransformer = UnoRuntime.queryInterface( com.sun.star.util.XURLTransformer.class, xServiceFactory.createInstance( "com.sun.star.util.URLTransformer") ); try { UnoRuntime.queryInterface(com.sun.star.frame.XDispatchProvider.class, aFrame); } catch (Exception e) { /*ignore!*/ } // get XComponentLoader from frame com.sun.star.frame.XComponentLoader xLoader = UnoRuntime.queryInterface( com.sun.star.frame.XComponentLoader.class, aFrame ); if ( xLoader == null ) { throw new java.lang.RuntimeException( "com.sun.star.frame.Frame(" + aFrame + ") without com.sun.star.frame.XComponentLoader" ); } // Avoid dialog 'Document changed' while reloading if ( aDocument != null ) { try { aDocument.setModified(false); } catch (com.sun.star.beans.PropertyVetoException ep) { // it doesn't make sense to throw the exception here. The interface does not // offer a way to add/remove respective listeners. } catch (com.sun.star.lang.DisposedException ed) { // can be disposed if user closed document via UI } com.sun.star.frame.XController xOldController = null; if ( aFrame != null ) xOldController = aFrame.getController(); try { if ( aFrame != null && xOldController != null ) if (!xOldController.suspend(true)) throw new com.sun.star.util.CloseVetoException( "Document is still being used and cannot be closed.", this); } catch (java.lang.IllegalStateException exp) {} } // load the document. com.sun.star.beans.PropertyValue aArgs[] = addArgument( aArguments, new com.sun.star.beans.PropertyValue( "MacroExecutionMode", -1, Short.valueOf( com.sun.star.document.MacroExecMode.USE_CONFIG ), com.sun.star.beans.PropertyState.DIRECT_VALUE ) ); com.sun.star.lang.XComponent xComponent = xLoader.loadComponentFromURL( aURL, "_self", 0, aArgs ); // nothing loaded? if ( xComponent == null && aDocument != null ) { // reactivate old document if ( aFrame != null && aFrame.getController() != null ) { boolean bResult = aFrame.getController().suspend(false); dbgPrint( "loadFromURL() .. suspend() -> " + bResult ); } aDocument.setModified(true); // throw exception throw new java.io.IOException( "Can not load a document: \"" + aURL + "\""); } // Get document's XModifiable interface if any. aDocument = new OfficeDocument( UnoRuntime.queryInterface( com.sun.star.frame.XModel.class, xComponent ) ); bLoaded = true; } catch ( NoConnectionException aExc ) { // stop, clear and retry stopOOoConnection(); } catch ( com.sun.star.lang.DisposedException aExc ) { // stop, clear and retry stopOOoConnection(); } catch ( com.sun.star.uno.Exception aExc ) { // TDB: handling failure in createInstance java.io.IOException ex2 = new java.io.IOException(); ex2.initCause(aExc); throw ex2; } aCallWatchThread.cancel(); if ( xServiceFactory == null ) throw new NoConnectionException(); } if ( iConnection == null ) { throw new NoConnectionException(); } applyToolVisibilities(); } catch ( InterruptedException aExc ) { throw new NoConnectionException(aExc); } } /** Loads a document from a Java stream. See loadFromURL() for further information. */ public void loadFromStream( final java.io.InputStream iInStream, final com.sun.star.beans.PropertyValue aArguments[] ) throws // @requirement FUNC.CON.LOST/0.2 NoConnectionException, java.io.IOException, com.sun.star.lang.IllegalArgumentException, com.sun.star.util.CloseVetoException { // wrap Java stream into UNO stream // copy stream... int s = 4096; int r=0 ,n = 0; byte[] buffer = new byte[s]; byte[] newBuffer = null; while ((r = iInStream.read(buffer, n, buffer.length-n))>0) { n += r; if (iInStream.available() > buffer.length - n) { newBuffer = new byte[buffer.length*2]; System.arraycopy(buffer, 0, newBuffer, 0, n); buffer = newBuffer; } } if (buffer.length != n) { newBuffer = new byte[n]; System.arraycopy(buffer, 0, newBuffer, 0, n); buffer = newBuffer; } com.sun.star.io.XInputStream xStream = new com.sun.star.lib.uno.adapter.ByteArrayToXInputStreamAdapter(buffer); // add stream to arguments com.sun.star.beans.PropertyValue[] aExtendedArguments = addArgument( aArguments, new com.sun.star.beans.PropertyValue( "InputStream", -1, xStream, com.sun.star.beans.PropertyState.DIRECT_VALUE ) ); // call normal load method loadFromURL( "private:stream", aExtendedArguments ); } /** Loads a document from a byte array. See loadFromURL() for further information. */ public void loadFromByteArray( final byte aInBuffer[], final com.sun.star.beans.PropertyValue aArguments[] ) throws // @requirement FUNC.CON.LOST/0.2 NoConnectionException, java.io.IOException, com.sun.star.lang.IllegalArgumentException, com.sun.star.util.CloseVetoException { // wrap byte array into UNO stream com.sun.star.io.XInputStream xStream = new com.sun.star.lib.uno.adapter.ByteArrayToXInputStreamAdapter( aInBuffer ); // add stream to arguments com.sun.star.beans.PropertyValue[] aExtendedArguments = addArgument( aArguments, new com.sun.star.beans.PropertyValue( "InputStream", -1, xStream, com.sun.star.beans.PropertyState.DIRECT_VALUE ) ); // call normal load method loadFromURL( "private:stream", aExtendedArguments ); } /** Stores a document to the given URL.

Due due a bug (50651) calling this method may cause the office to crash, when at the same time the office writes a backup of the document. This bug also affects {@link #storeToByteArray storeToByteArray} and {@link #storeToStream storeToStream}. The workaround is to start the office with the option --norestore, which disables the automatic backup and recovery mechanism. OOoBean offers currently no supported way of providing startup options for OOo. But it is possible to set a Java property when starting Java, which is examined by OOoBean:

            java -Dcom.sun.star.officebean.Options=--norestore  ...
        
It is planned to offer a way of specifying startup options in a future version. The property can be used until then. When using this property only one option can be provided. @throws IllegalArgumentException if either of the arguments is out of the specified range. @throws java.io.IOException if an IO error occurs reading the resource specified by the URL. @throws com.sun.star.comp.beans.NoConnectionException if no connection is established. @throws NoDocumentException if no document is loaded */ public void storeToURL( final String aURL, final com.sun.star.beans.PropertyValue aArguments[] ) throws // @requirement FUNC.CON.LOST/0.2 NoConnectionException, java.io.IOException, com.sun.star.lang.IllegalArgumentException, NoDocumentException { // no document available? if (aDocument == null) throw new NoDocumentException(); try { // start runtime timeout CallWatchThread aCallWatchThread = new CallWatchThread( nOOoCallTimeOut, "storeToURL"); // store the document try { aDocument.storeToURL(aURL, aArguments); } catch (com.sun.star.io.IOException aExc) { java.io.IOException ex2 = new java.io.IOException(); ex2.initCause(aExc); throw ex2; } // end runtime timeout aCallWatchThread.cancel(); } catch (java.lang.InterruptedException aExc) { throw new NoConnectionException(aExc); } } /** Stores a document to a stream. See {@link #storeToURL storeToURL} for further information. @see #storeToURL storeToURL */ public java.io.OutputStream storeToStream( java.io.OutputStream aOutStream, final com.sun.star.beans.PropertyValue aArguments[] ) throws // @requirement FUNC.CON.LOST/0.2 NoConnectionException, NoDocumentException, java.io.IOException, com.sun.star.lang.IllegalArgumentException { // wrap Java stream into UNO stream com.sun.star.lib.uno.adapter.OutputStreamToXOutputStreamAdapter aStream = new com.sun.star.lib.uno.adapter.OutputStreamToXOutputStreamAdapter( aOutStream); // add stream to arguments com.sun.star.beans.PropertyValue[] aExtendedArguments = addArgument( aArguments, new com.sun.star.beans.PropertyValue( "OutputStream", -1, aStream, com.sun.star.beans.PropertyState.DIRECT_VALUE)); // call normal store method storeToURL("private:stream", aExtendedArguments); // get byte array from document stream try { aStream.closeOutput(); } catch (com.sun.star.io.NotConnectedException aExc) { /* TDB */ } catch (com.sun.star.io.BufferSizeExceededException aExc) { /* TDB */ } catch (com.sun.star.io.IOException aExc) { java.io.IOException ex2 = new java.io.IOException(); ex2.initCause(aExc); throw ex2; } return aOutStream; } /** Stores a document to a byte array. See {@link #storeToURL storeToURL} for further information. @see #storeToURL storeToURL */ public byte[] storeToByteArray( byte aOutBuffer[], final com.sun.star.beans.PropertyValue aArguments[] ) throws // @requirement FUNC.CON.LOST/0.2 NoConnectionException, NoDocumentException, java.io.IOException, com.sun.star.lang.IllegalArgumentException { // wrap byte array into UNO stream com.sun.star.lib.uno.adapter.XOutputStreamToByteArrayAdapter aStream = new com.sun.star.lib.uno.adapter.XOutputStreamToByteArrayAdapter( aOutBuffer); // add stream to arguments com.sun.star.beans.PropertyValue[] aExtendedArguments = addArgument( aArguments, new com.sun.star.beans.PropertyValue( "OutputStream", -1, aStream, com.sun.star.beans.PropertyState.DIRECT_VALUE)); // call normal store method storeToURL("private:stream", aExtendedArguments); // get byte array from document stream try { aStream.closeOutput(); } catch (com.sun.star.io.NotConnectedException aExc) { /* TDB */ } catch (com.sun.star.io.BufferSizeExceededException aExc) { /* TDB */ } catch (com.sun.star.io.IOException ex1) { java.io.IOException ex2 = new java.io.IOException(); ex2.initCause(ex1); throw ex2; } return aStream.getBuffer(); } // @requirement FUNC.BEAN.PROG/0.5 // @requirement API.SIM.SEAP/0.2 /** returns the com::sun::star::frame::Frame of the bean. @return a Java class which implements all interfaces which the service com::sun::star::frame::Frame implements. Thus, methods can be called directly without queryInterface. This feature might be implemented by UNO or explicitly coded. @throws NoConnectionException if the connection is not established. */ public Frame getFrame() throws NoConnectionException // @requirement FUNC.CON.LOST/0.2 { if ( iConnection == null ) throw new NoConnectionException(); return aFrame; } // @requirement FUNC.BEAN.PROG/0.5 // @requirement API.SIM.SEAP/0.2 /** returns the com::sun::star::frame::Controller of the bean. @return a Java class which implements all interfaces which the service com::sun::star::frame::Controller implements. Thus, methods can be called directly without queryInterface. This feature might be implemented by UNO or explicitly coded. @throws NoConnectionException if the connection is not established. */ public Controller getController() // @requirement FUNC.CON.LOST/0.2 throws NoConnectionException { if ( iConnection == null ) throw new NoConnectionException(); if ( aController == null ) aController = new Controller( aFrame.getController() ); return aController; } // @requirement FUNC.BEAN.PROG/0.5 // @requirement FUNC.BEAN.STOR/0.4 // @requirement FUNC.BEAN.PRNT/0.4 // @requirement API.SIM.SEAP/0.2 /** returns the com::sun::star::document::OfficeDocument of the bean. @return a Java class which implements all interfaces which the service com::sun::star::document::OfficeDocument implements. Thus, methods can be called directly without queryInterface. This feature might be implemented by UNO or explicitly coded. @throws NoConnectionException if the connection is not established. */ public OfficeDocument getDocument() // @requirement FUNC.CON.LOST/0.2 throws NoConnectionException { if ( iConnection == null ) throw new NoConnectionException(); return aDocument; } /** Sets visibility of all tool bars known by this OOoBean version. Initially all tool bars are visible. By hiding all tool bars utilizing this method, it is possible to turn just a subset of toolbars on afterwards, no matter whether all available tool bars are known or not.

If an older OOoBean instance is used with a newer OOo instance, some tool bars might not be affected by this method.

If no connection is established or no document is loaded, the setting is memorized until a document is loaded. Same is valid when the connection dies within this function call. @deprecated Clients should use the service com.sun.star.frame.LayoutManager, which can be obtained from a frame, to control toolbars. For example:

com.sun.star.beans.XPropertySet xPropSet =
  (com.sun.star.beans.XPropertySet) UnoRuntime.queryInterface(
    com.sun.star.beans.XPropertySet.class, aFrame );
com.sun.star.frame.XLayoutManager xLayoutManager =
  (com.sun.star.frame.XLayoutManager) UnoRuntime.queryInterface(
    com.sun.star.frame.XLayoutManager.class,
    xPropSet.getPropertyValue( "LayoutManager" ) );
xLayoutManager.showElement("private:resource/menubar/menubar");
        
*/ @Deprecated public void setAllBarsVisible( boolean bVisible ) { bIgnoreVisibility = true; setMenuBarVisible( bVisible ); setStandardBarVisible( bVisible ); setToolBarVisible( bVisible ); setStatusBarVisible( bVisible ); bIgnoreVisibility = false; } /** Applies all tool visibilities to the real thing. @deprecated Clients should use the service com.sun.star.frame.LayoutManager, which can be obtained from a frame, to control toolbars. See also {@link #setAllBarsVisible setAllBarsVisible}. */ @Deprecated protected void applyToolVisibilities() { bIgnoreVisibility = true; setMenuBarVisible( bMenuBarVisible ); setStandardBarVisible( bStandardBarVisible ); setToolBarVisible( bToolBarVisible ); setStatusBarVisible( bStatusBarVisible ); bIgnoreVisibility = false; } /** Helper method to set tool bar visibility. @param bNewValue If false, the tool bar is disabled, If true, the tool bar is visible. @deprecated Clients should use the service com.sun.star.frame.LayoutManager, which can be obtained from a frame, to control toolbars. See also {@link #setAllBarsVisible}. */ @Deprecated protected boolean setToolVisible( String aProperty, String aResourceURL, boolean bOldValue, boolean bNewValue ) throws InterruptedException { // start runtime timeout CallWatchThread aCallWatchThread = new CallWatchThread( nOOoCallTimeOut, "setToolVisible" ); // Does a frame exist? if ( aFrame != null ) { if ( bIgnoreVisibility || bOldValue != bNewValue ) { try { com.sun.star.beans.XPropertySet xPropSet = UnoRuntime.queryInterface( com.sun.star.beans.XPropertySet.class, aFrame ); com.sun.star.frame.XLayoutManager xLayoutManager = UnoRuntime.queryInterface( com.sun.star.frame.XLayoutManager.class, xPropSet.getPropertyValue( "LayoutManager" ) ); if ( bNewValue ) xLayoutManager.showElement( aResourceURL ); else xLayoutManager.hideElement( aResourceURL ); } catch ( com.sun.star.beans.UnknownPropertyException aExc ) { throw new RuntimeException( "not layout manager found", aExc ); } catch ( com.sun.star.lang.WrappedTargetException aExc ) { throw new RuntimeException( "not layout manager found", aExc ); } // notify change firePropertyChange( aProperty, Boolean.valueOf(bOldValue), Boolean.valueOf(bNewValue) ); } } // end runtime timeout aCallWatchThread.cancel(); // the new value will be stored by caller return bNewValue; } /** Sets the visibility of the menu bar. Initially the menu bar is visible.

If not connected or no document loaded, the value is stored and automatically applied to the document after it is loaded. Same is valid when the connection dies within this function call. @param bVisible If false, the menu bar is disabled, If true, the menu bar is visible. @deprecated Clients should use the service com.sun.star.frame.LayoutManager, which can be obtained from a frame, to control toolbars. See also {@link #setAllBarsVisible}. */ @Deprecated public void setMenuBarVisible(boolean bVisible) { try { bMenuBarVisible = setToolVisible( "MenuBarVisible", "private:resource/menubar/menubar", bMenuBarVisible, bVisible ); } catch ( InterruptedException aExc ) { bMenuBarVisible = bVisible; } } /** Returns the visibility of the menu bar. This method works independently from a connection or loaded document. If no connection is established or no document is loaded, this method just returns a memorized status. @return True if the menu bar is visible, false if the menu bar is hidden. @deprecated Clients should use the service com.sun.star.frame.LayoutManager, which can be obtained from a frame, to control toolbars. See also {@link #setAllBarsVisible}. */ @Deprecated public boolean isMenuBarVisible() { return bMenuBarVisible; } /** Sets the main function bar visibility. Initially the standard bar is visible. If not connected or no document loaded, the value is stored and automatically applied to the document after it is loaded. Same is valid when the connection dies within this function call. @param bVisible If false, the main function bar is disabled, If true, the main function bar is visible. @deprecated Clients should use the service com.sun.star.frame.LayoutManager, which can be obtained from a frame, to control toolbars. See also {@link #setAllBarsVisible}. */ @Deprecated public void setStandardBarVisible(boolean bVisible) { try { bStandardBarVisible = setToolVisible( "StandardBarVisible", "private:resource/toolbar/standardbar", bStandardBarVisible, bVisible ); } catch ( InterruptedException aExc ) { bMenuBarVisible = bVisible; } } /** Returns the visibility of the main function bar. This method works independently from a connection or loaded document. If no connection is established or no document is loaded, this method just returns a memorized status. @return True if the main function bar is visible, false if the main function bar is hidden. @deprecated Clients should use the service com.sun.star.frame.LayoutManager, which can be obtained from a frame, to control toolbars. See also {@link #setAllBarsVisible}. */ @Deprecated public boolean isStandardBarVisible() { return bStandardBarVisible; } /** Sets the tool function bar visibility. Initially the tool bar is visible. If not connected or no document loaded, the value is stored and automatically applied to the document after it is loaded. Same is valid when the connection dies within this function call. @param bVisible If false, the tool function bar is disabled, If true, the tool function bar is visible. @deprecated Clients should use the service com.sun.star.frame.LayoutManager, which can be obtained from a frame, to control toolbars. See also {@link #setAllBarsVisible}. */ @Deprecated public void setToolBarVisible(boolean bVisible) { try { bToolBarVisible = setToolVisible( "ToolBarVisible", "private:resource/toolbar/toolbar", bToolBarVisible, bVisible ); } catch ( InterruptedException aExc ) { bMenuBarVisible = bVisible; } } /** Returns the visibility of the tool function bar. This method works independently from a connection or loaded document. If no connection is established or no document is loaded, this method just returns a memorized status. @return True if the tool function bar is visible, false if the tool function bar is hidden. @deprecated Clients should use the service com.sun.star.frame.LayoutManager, which can be obtained from a frame, to control toolbars. See also {@link #setAllBarsVisible}. */ @Deprecated public boolean isToolBarVisible() { return bToolBarVisible; } /** Sets the status function bar visibility. Initially the status bar is visible. If not connected or no document loaded, the value is stored and automatically applied to the document after it is loaded. Same is valid when the connection dies within this function call. @param bVisible If false, the status function bar is disabled, If true, the status function bar is visible. @deprecated Clients should use the service com.sun.star.frame.LayoutManager, which can be obtained from a frame, to control toolbars. See also {@link #setAllBarsVisible}. */ @Deprecated public void setStatusBarVisible(boolean bVisible) { try { bStatusBarVisible = setToolVisible( "StatusBarVisible", "private:resource/statusbar/statusbar", bStatusBarVisible, bVisible ); } catch ( InterruptedException aExc ) { bMenuBarVisible = bVisible; } } /** Returns the visibility of the status function bar. This method works independently from a connection or loaded document. If no connection is established or no document is loaded, this method just returns a memorized status. @return True if the status function bar is visible, false if the status function bar is hidden. @deprecated Clients should use the service com.sun.star.frame.LayoutManager, which can be obtained from a frame, to control toolbars. See also {@link #setAllBarsVisible}. */ @Deprecated public boolean isStatusBarVisible() { return bStatusBarVisible; } // Helper Methods / Internal Methods @Deprecated @Override public void paint( java.awt.Graphics aGraphics ) { } /** Adds a single argument to an array of arguments. If the argument by its name is already in aArguments it is exchanged and aArguments is returned.

If the argument by its name is not yet in aArguments, a new array is created, aArgument added and the new array returned. */ protected com.sun.star.beans.PropertyValue[] addArgument( com.sun.star.beans.PropertyValue aArguments[], final com.sun.star.beans.PropertyValue aArgument ) { // get number of current arguments int nNumArgs = 0; if ( aArguments != null ) nNumArgs = aArguments.length; // is new argument already set? for ( int n = 0; n < nNumArgs; ++n ) { if ( aArguments[n].Name.equals(aArgument.Name) ) { // substitute this argument aArguments[n] = aArgument; // return current array return aArguments; } } // create extended arguments com.sun.star.beans.PropertyValue[] aExtendedArguments = new com.sun.star.beans.PropertyValue[ nNumArgs + 1 ]; // copy current arguments if (aArguments != null) System.arraycopy(aArguments, 0, aExtendedArguments, 0, nNumArgs); // add new argument aExtendedArguments[ nNumArgs ] = aArgument; // return new arguments return aExtendedArguments; } // Helper Classes // @internal /** Helper class to listen on the connection to learn when it dies. */ private class EventListener extends Thread implements com.sun.star.frame.XTerminateListener { String aTag; EventListener( String aTag ) throws NoConnectionException { // init members this.aTag = aTag; // listen on a dying connection iConnection.addEventListener( this ); // listen on a terminating OOo com.sun.star.frame.XDesktop xDesktop = getOOoDesktop(); if (xDesktop != null) xDesktop.addTerminateListener( this ); // start this thread as a daemon setDaemon( true ); start(); } public void end() { // do not listen on a dying connection anymore try { iConnection.removeEventListener( this ); } catch ( Throwable aExc ) {} // do not listen on a terminating OOo anymore try { com.sun.star.frame.XDesktop xDesktop = getOOoDesktop(); if (xDesktop != null) xDesktop.removeTerminateListener( this ); } catch ( Throwable aExc ) {} // stop thread this.interrupt(); } /// gets called when the connection dies public void disposing( /*IN*/ com.sun.star.lang.EventObject Source ) { // empty the OOoBean and cut the connection stopOOoConnection(); } /// gets called when the user wants to terminate OOo public void queryTermination( /*IN*/ com.sun.star.lang.EventObject Event ) throws com.sun.star.frame.TerminationVetoException { // disallow termination of OOo while an OOoBean exists throw new com.sun.star.frame.TerminationVetoException(); } /// gets called when OOo terminates public void notifyTermination( /*IN*/ com.sun.star.lang.EventObject Event ) { // empty the OOoBean and cut the connection stopOOoConnection(); } /// watching the connection @Override public void run() { dbgPrint( "EventListener(" + aTag + ").run()" ); // remote call might hang => watch try CallWatchThread aCallWatchThread = new CallWatchThread( nOOoCallTimeOut, "EventListener(" + aTag + ")" ); // continue to trying to connect the OOo instance long n = 0; while ( !isInterrupted() && iConnection != null && iConnection.getComponentContext() != null ) { dbgPrint( "EventListener(" + aTag + ").running() #" + ++n ); // still alive? try { // an arbitrary (but cheap) call into OOo iConnection.getComponentContext().getServiceManager(); // call successfully performed, restart watch for next loop try { aCallWatchThread.restart(); } catch ( InterruptedException aExc ) { // ignore late interrupt } } catch ( java.lang.RuntimeException aExc ) { // hung OfficeConnection iDeadConn = iConnection; iConnection = null; iDeadConn.dispose(); } // sleep try { sleep(nOOoCheckCycle); } catch ( InterruptedException aExc ) { dbgPrint("EventListener(" + aTag + ") interrupted."); // thread can be ended by EvendListener.end(); break; } } } } }





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