AOO410/main/bean/com/sun/star/comp/beans/LocalOfficeWindow.java - openoffice - Git at Google

 /**************************************************************
  *
  * 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
  *
  * Unless required by applicable law or agreed to in writing,
  * software distributed under the License is distributed on an
  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  * KIND, either express or implied.  See the License for the
  * specific language governing permissions and limitations
  * under the License.
  *
  *************************************************************/


 package com.sun.star.comp.beans;

 import java.awt.Component;

 import com.sun.star.lang.EventObject;
 import com.sun.star.lang.SystemDependent;
 import com.sun.star.lang.XEventListener;
 import com.sun.star.lang.XMultiServiceFactory;
 import com.sun.star.lang.XMultiComponentFactory;
 import com.sun.star.awt.Rectangle;
 import com.sun.star.awt.XWindow;
 import com.sun.star.awt.XWindowPeer;
 import com.sun.star.awt.XVclWindowPeer;
 import com.sun.star.awt.XToolkit;
 import com.sun.star.awt.WindowDescriptor;
 import com.sun.star.awt.WindowAttribute;
 import com.sun.star.awt.WindowClass;
 import com.sun.star.uno.UnoRuntime;
 import com.sun.star.uno.XComponentContext;
 import com.sun.star.uno.Any;
 import com.sun.star.uno.Type;
 import com.sun.star.beans.NamedValue;

 /**
  * This class represents a local office window.
  *
  * @since OOo 2.0.0
  */
 public class LocalOfficeWindow
 	extends java.awt.Canvas
 	implements OfficeWindow, XEventListener
 {
 	private transient OfficeConnection	mConnection;
 	private transient XWindowPeer		mParentProxy;
 	private transient XWindowPeer		mWindow;
 	private boolean 			bPeer = false;

 	/**
 	 * Construnctor.
 	 *
 	 * @param connection The office connection object the window
 	 *	belongs to.
 	 */
 	protected LocalOfficeWindow(OfficeConnection connection)
 	{
 		mConnection	= connection;
 		mConnection.addEventListener((XEventListener)this);
 	}

 	/**
 	 * Retrives an AWT component object associated with the OfficeWindow.
 	 *
 	 * @return The AWT component object associated with the OfficeWindow.
 	 */
 	public Component getAWTComponent()
 	{
 		return this;
 	}

 	/**
 	 * Retrives an UNO XWindowPeer object associated with the OfficeWindow.
 	 *
 	 * @return The UNO XWindowPeer object associated with the OfficeWindow.
 	 */
 	public XWindowPeer getUNOWindowPeer()
 	{
 		if (mWindow == null)
 			createUNOWindowPeer();
 		return mWindow;
 	}

 	/**
 	 * Receives a notification about the connection has been closed.
 	 * This method has to set the connection to <code>null</code>.
 	 *
 	 * @source The event object.
 	 */
 	public void disposing(EventObject source)
 	{
 		// the window will be disposed by the framework
 		mWindow = null;
 		mConnection	= null;
 	}

 	/**
 	* Returns an AWT toolkit.
         */
        private XToolkit queryAWTToolkit()
                throws com.sun.star.uno.Exception
        {
 			// Create a UNO toolkit.
 			XMultiComponentFactory  compfactory;
 			XComponentContext xContext = mConnection.getComponentContext();
 			if ( xContext != null )
 			{
 				compfactory     = mConnection.getComponentContext().getServiceManager();
 				XMultiServiceFactory    factory;
 				factory = (XMultiServiceFactory)UnoRuntime.queryInterface(
 						XMultiServiceFactory.class, compfactory);
 				Object          object  = factory.createInstance( "com.sun.star.awt.Toolkit");
 				return (XToolkit)UnoRuntime.queryInterface(XToolkit.class, object);
 			}
 			else
 				return null;
        }

        	/// called when system parent is available, reparents the bean window
 	private synchronized void aquireSystemWindow()
 	{
 		if ( !bPeer )
 		{
 			// set real parent
 			XVclWindowPeer xVclWindowPeer = (XVclWindowPeer)UnoRuntime.queryInterface(
                                XVclWindowPeer.class, mWindow);

 			xVclWindowPeer.setProperty( "PluginParent", getWrappedWindowHandle());
 			bPeer = true;
             // show document window
 			XWindow aWindow = (XWindow)UnoRuntime.queryInterface(XWindow.class, mWindow);
 			aWindow.setVisible( true );
 		}
 	}

        	/// called when system parent is about to die, reparents the bean window
 	private synchronized void releaseSystemWindow()
 	{
 		if ( bPeer )
 		{
 		       	// hide document window
 			XWindow aWindow = (XWindow)UnoRuntime.queryInterface(XWindow.class, mWindow);
 			aWindow.setVisible( false );

 			// set null parent
 			XVclWindowPeer xVclWindowPeer = (XVclWindowPeer)UnoRuntime.queryInterface(
                                XVclWindowPeer.class, mWindow);
 			xVclWindowPeer.setProperty( "PluginParent", new Long(0) );
 			bPeer = false;
 		}
 	}


 	/// Overriding java.awt.Component.setVisible() due to Java bug (no showing event).
 	public void setVisible( boolean b )
 	{
 		super.setVisible(b);

 		// Java-Bug: componentShown() is never called :-(
 		// is still at least in Java 1.4.1_02
 		if ( b )
 			aquireSystemWindow();
 		else
 			releaseSystemWindow();
 	}

        /** Factory method for a UNO AWT toolkit window as a child of this Java window.
 	*
 	*/
        private synchronized XWindowPeer createUNOWindowPeer()
        {
 		try
 		{
 			// get this windows native window type
             int type = getNativeWindowSystemType();

             // Java AWT windows only have a system window when showing.
             XWindowPeer parentPeer;
             if ( isShowing() )
             {
 				// create direct parent relationship
 				//setVisible( true );
                 parentPeer = new JavaWindowPeerFake(getWrappedWindowHandle(), type);
 				bPeer = true;
                         }
                         else
 			{
 				// no parent yet
 				parentPeer = null;
 				bPeer = false;
 			}

 			// create native window (mWindow)
 			Rectangle aRect = new Rectangle( 0, 0, 20, 20 );
 			WindowDescriptor desc = new WindowDescriptor();
 			desc.Type = WindowClass.TOP;
 			desc.Parent = parentPeer;
 			desc.Bounds = aRect;
 			desc.WindowServiceName = "workwindow";
 			desc.WindowAttributes = (type == SystemDependent.SYSTEM_WIN32)
 				? WindowAttribute.SHOW : 0;
 			mWindow	= queryAWTToolkit().createWindow(desc);


 			// set initial visibility
             XWindow aWindow = (XWindow)UnoRuntime.queryInterface(XWindow.class, mWindow);
 			aWindow.setVisible( bPeer );
 		}
 		catch (com.sun.star.uno.Exception exp) {
 		}

 		return mWindow;
 	}
     /** We make sure that the office window is notified that the parent
      *  will be removed.
      */
     public void removeNotify()
     {
         try {
             releaseSystemWindow();
         } catch (java.lang.Exception e) {
             System.err.println("LocaleOfficeWindow.removeNotify: Exception in releaseSystemWindow.");
             System.err.println(e.getMessage());
             e.printStackTrace(System.err);
         }
         super.removeNotify();
     }

 	/**
 	 * Retrives a platform dependant system window identifier.
 	 *
 	 * @return The system window identifier.
 	 */
     private native long getNativeWindow();

 	/**
 	 * Retrives a platform dependant system window type.
 	 *
 	 * @return The system window type.
 	 */
 	private native int getNativeWindowSystemType();

     /**
     Returns an Any containing a sequences of com.sun.star.beans.NamedValue. One NamedValue
     contains the name "WINDOW" and the value is a Long representing the window handle.
     The second NamedValue  has the name "XEMBED" and the value is true, when the XEmbed
     protocol shall be used fore embedding the native Window.
     */
     protected Any getWrappedWindowHandle()
     {

         NamedValue window = new NamedValue(
             "WINDOW", new Any(new Type(Long.class), new Long(getNativeWindow())));
         NamedValue xembed = new NamedValue(
             "XEMBED", new Any(new Type(Boolean.class), new Boolean(false)));

         if (getNativeWindowSystemType() == SystemDependent.SYSTEM_XWINDOW )
         {
             String vendor = System.getProperty("java.vendor");
             if (vendor.equals("Sun Microsystems Inc.")
                 && Boolean.valueOf(System.getProperty("sun.awt.xembedserver")).booleanValue())
             {
                 xembed = new NamedValue(
                     "XEMBED",
                     new Any(new Type(Boolean.class), new Boolean(true)));
             }
         }
         return new Any(
             new Type("[]com.sun.star.beans.NamedValue"),
             new NamedValue[] {window, xembed});
     }

 }
	/**************************************************************
	*
	* 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
	*
	* Unless required by applicable law or agreed to in writing,
	* software distributed under the License is distributed on an
	* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
	* KIND, either express or implied. See the License for the
	* specific language governing permissions and limitations
	* under the License.
	*
	*************************************************************/



	package com.sun.star.comp.beans;

	import java.awt.Component;

	import com.sun.star.lang.EventObject;
	import com.sun.star.lang.SystemDependent;
	import com.sun.star.lang.XEventListener;
	import com.sun.star.lang.XMultiServiceFactory;
	import com.sun.star.lang.XMultiComponentFactory;
	import com.sun.star.awt.Rectangle;
	import com.sun.star.awt.XWindow;
	import com.sun.star.awt.XWindowPeer;
	import com.sun.star.awt.XVclWindowPeer;
	import com.sun.star.awt.XToolkit;
	import com.sun.star.awt.WindowDescriptor;
	import com.sun.star.awt.WindowAttribute;
	import com.sun.star.awt.WindowClass;
	import com.sun.star.uno.UnoRuntime;
	import com.sun.star.uno.XComponentContext;
	import com.sun.star.uno.Any;
	import com.sun.star.uno.Type;
	import com.sun.star.beans.NamedValue;

	/**
	* This class represents a local office window.
	*
	* @since OOo 2.0.0
	*/
	public class LocalOfficeWindow
	extends java.awt.Canvas
	implements OfficeWindow, XEventListener
	{
	private transient OfficeConnection mConnection;
	private transient XWindowPeer mParentProxy;
	private transient XWindowPeer mWindow;
	private boolean bPeer = false;

	/**
	* Construnctor.
	*
	* @param connection The office connection object the window
	* belongs to.
	*/
	protected LocalOfficeWindow(OfficeConnection connection)
	{
	mConnection = connection;
	mConnection.addEventListener((XEventListener)this);
	}

	/**
	* Retrives an AWT component object associated with the OfficeWindow.
	*
	* @return The AWT component object associated with the OfficeWindow.
	*/
	public Component getAWTComponent()
	{
	return this;
	}

	/**
	* Retrives an UNO XWindowPeer object associated with the OfficeWindow.
	*
	* @return The UNO XWindowPeer object associated with the OfficeWindow.
	*/
	public XWindowPeer getUNOWindowPeer()
	{
	if (mWindow == null)
	createUNOWindowPeer();
	return mWindow;
	}

	/**
	* Receives a notification about the connection has been closed.
	* This method has to set the connection to <code>null</code>.
	*
	* @source The event object.
	*/
	public void disposing(EventObject source)
	{
	// the window will be disposed by the framework
	mWindow = null;
	mConnection = null;
	}

	/**
	* Returns an AWT toolkit.
	*/
	private XToolkit queryAWTToolkit()
	throws com.sun.star.uno.Exception
	{
	// Create a UNO toolkit.
	XMultiComponentFactory compfactory;
	XComponentContext xContext = mConnection.getComponentContext();
	if ( xContext != null )
	{
	compfactory = mConnection.getComponentContext().getServiceManager();
	XMultiServiceFactory factory;
	factory = (XMultiServiceFactory)UnoRuntime.queryInterface(
	XMultiServiceFactory.class, compfactory);
	Object object = factory.createInstance( "com.sun.star.awt.Toolkit");
	return (XToolkit)UnoRuntime.queryInterface(XToolkit.class, object);
	}
	else
	return null;
	}

	/// called when system parent is available, reparents the bean window
	private synchronized void aquireSystemWindow()
	{
	if ( !bPeer )
	{
	// set real parent
	XVclWindowPeer xVclWindowPeer = (XVclWindowPeer)UnoRuntime.queryInterface(
	XVclWindowPeer.class, mWindow);

	xVclWindowPeer.setProperty( "PluginParent", getWrappedWindowHandle());
	bPeer = true;
	// show document window
	XWindow aWindow = (XWindow)UnoRuntime.queryInterface(XWindow.class, mWindow);
	aWindow.setVisible( true );
	}
	}

	/// called when system parent is about to die, reparents the bean window
	private synchronized void releaseSystemWindow()
	{
	if ( bPeer )
	{
	// hide document window
	XWindow aWindow = (XWindow)UnoRuntime.queryInterface(XWindow.class, mWindow);
	aWindow.setVisible( false );

	// set null parent
	XVclWindowPeer xVclWindowPeer = (XVclWindowPeer)UnoRuntime.queryInterface(
	XVclWindowPeer.class, mWindow);
	xVclWindowPeer.setProperty( "PluginParent", new Long(0) );
	bPeer = false;
	}
	}


	/// Overriding java.awt.Component.setVisible() due to Java bug (no showing event).
	public void setVisible( boolean b )
	{
	super.setVisible(b);

	// Java-Bug: componentShown() is never called :-(
	// is still at least in Java 1.4.1_02
	if ( b )
	aquireSystemWindow();
	else
	releaseSystemWindow();
	}

	/** Factory method for a UNO AWT toolkit window as a child of this Java window.
	*
	*/
	private synchronized XWindowPeer createUNOWindowPeer()
	{
	try
	{
	// get this windows native window type
	int type = getNativeWindowSystemType();

	// Java AWT windows only have a system window when showing.
	XWindowPeer parentPeer;
	if ( isShowing() )
	{
	// create direct parent relationship
	//setVisible( true );
	parentPeer = new JavaWindowPeerFake(getWrappedWindowHandle(), type);
	bPeer = true;
	}
	else
	{
	// no parent yet
	parentPeer = null;
	bPeer = false;
	}

	// create native window (mWindow)
	Rectangle aRect = new Rectangle( 0, 0, 20, 20 );
	WindowDescriptor desc = new WindowDescriptor();
	desc.Type = WindowClass.TOP;
	desc.Parent = parentPeer;
	desc.Bounds = aRect;
	desc.WindowServiceName = "workwindow";
	desc.WindowAttributes = (type == SystemDependent.SYSTEM_WIN32)
	? WindowAttribute.SHOW : 0;
	mWindow = queryAWTToolkit().createWindow(desc);


	// set initial visibility
	XWindow aWindow = (XWindow)UnoRuntime.queryInterface(XWindow.class, mWindow);
	aWindow.setVisible( bPeer );
	}
	catch (com.sun.star.uno.Exception exp) {
	}

	return mWindow;
	}
	/** We make sure that the office window is notified that the parent
	* will be removed.
	*/
	public void removeNotify()
	{
	try {
	releaseSystemWindow();
	} catch (java.lang.Exception e) {
	System.err.println("LocaleOfficeWindow.removeNotify: Exception in releaseSystemWindow.");
	System.err.println(e.getMessage());
	e.printStackTrace(System.err);
	}
	super.removeNotify();
	}

	/**
	* Retrives a platform dependant system window identifier.
	*
	* @return The system window identifier.
	*/
	private native long getNativeWindow();

	/**
	* Retrives a platform dependant system window type.
	*
	* @return The system window type.
	*/
	private native int getNativeWindowSystemType();

	/**
	Returns an Any containing a sequences of com.sun.star.beans.NamedValue. One NamedValue
	contains the name "WINDOW" and the value is a Long representing the window handle.
	The second NamedValue has the name "XEMBED" and the value is true, when the XEmbed
	protocol shall be used fore embedding the native Window.
	*/
	protected Any getWrappedWindowHandle()
	{

	NamedValue window = new NamedValue(
	"WINDOW", new Any(new Type(Long.class), new Long(getNativeWindow())));
	NamedValue xembed = new NamedValue(
	"XEMBED", new Any(new Type(Boolean.class), new Boolean(false)));

	if (getNativeWindowSystemType() == SystemDependent.SYSTEM_XWINDOW )
	{
	String vendor = System.getProperty("java.vendor");
	if (vendor.equals("Sun Microsystems Inc.")
	&& Boolean.valueOf(System.getProperty("sun.awt.xembedserver")).booleanValue())
	{
	xembed = new NamedValue(
	"XEMBED",
	new Any(new Type(Boolean.class), new Boolean(true)));
	}
	}
	return new Any(
	new Type("[]com.sun.star.beans.NamedValue"),
	new NamedValue[] {window, xembed});
	}

	}