Attachment 5714 Details for Bug 41395 – java file

java file

Browser.java (text/plain), 4.25 KB, created by Veronika Irvine

on 2003-08-11 13:06:28 EDT

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Creator: Veronika Irvine

Created: 2003-08-11 13:06:28 EDT

Size: 4.25 KB

patch

obsolete

>/*******************************************************************************
> * Copyright (c) 2003 IBM Corporation and others.
> * All rights reserved. This program and the accompanying materials 
> * are made available under the terms of the Common Public License v1.0
> * which accompanies this distribution, and is available at
> * http://www.eclipse.org/legal/cpl-v10.html
> * 
> * Contributors:
> *     IBM Corporation - initial API and implementation
> *******************************************************************************/
>package org.eclipse.swt.browser;
>
>import org.eclipse.swt.*;
>import org.eclipse.swt.layout.*;
>import org.eclipse.swt.ole.win32.*;
>import org.eclipse.swt.widgets.*;
>
>public class Browser extends Canvas {
>	
>	OleFrame frame;
>	OleControlSite site;
>	OleAutomation auto;
>
>	boolean backwardEnabled;
>	boolean forwardEnabled;
>
>	static final int CommandStateChange = 105;
>	static final short CSC_UPDATECOMMANDS = -1;
>	static final short CSC_NAVIGATEFORWARD = 1;
>	static final short CSC_NAVIGATEBACK = 2;
>	
>	public Browser(Composite parent, int style) {
>		super(parent, style);
>		setLayout(new FillLayout());
>		frame = new OleFrame(this, SWT.NONE);
>		site = new OleControlSite(frame, SWT.NONE, "Shell.Explorer");
>		site.doVerb(OLE.OLEIVERB_INPLACEACTIVATE);
>		auto = new OleAutomation(site);
>		addListener(SWT.Dispose, new Listener() {
>			public void handleEvent(Event e) {
>				if (auto != null) auto.dispose();
>				auto = null;
>			}
>		});
>		site.addEventListener(CommandStateChange, new OleListener() {
>			public void handleEvent(OleEvent event) {
>				switch (event.type){
>					case (CommandStateChange) :
>						int command = 0;
>						boolean enabled = false;
>						Variant varResult = event.arguments[0];
>						if (varResult != null){
>							command = varResult.getInt();
>						}
>						varResult = event.arguments[1];
>						if (varResult != null){
>							enabled = varResult.getBoolean();
>						}
>						if (command == CSC_NAVIGATEBACK) backwardEnabled = enabled;
>						if (command == CSC_NAVIGATEFORWARD) forwardEnabled = enabled;
>						return;
>					};
>				}
>				webSite.addEventListener(OleWebBrowser.ProgressChange, new OleListener() {
>		public void handleEvent(OleEvent event) {			
>			Variant progress = event.arguments[0];
>			Variant maxProgress = event.arguments[1];
>			if (progress == null || maxProgress == null)
>				return;
>			webProgressBar.setMaximum(maxProgress.getInt());
>			webProgressBar.setSelection(progress.getInt());
>		}
>	});
>		});
>	}
>	
>	/** basic api **/
>	public boolean setUrl(String url) {
>		checkWidget();
>		int[] rgdispid = auto.getIDsOfNames(new String[]{"Navigate", "URL"}); 
>		Variant[] rgvarg = new Variant[1];
>		rgvarg[0] = new Variant(url);
>		int[] rgdispidNamedArgs = new int[1];
>		rgdispidNamedArgs[0] = rgdispid[1];
>		Variant pVarResult = auto.invoke(rgdispid[0], rgvarg, rgdispidNamedArgs);
>		return pVarResult.getType() == OLE.VT_EMPTY;
>	}
>	public String getUrl() {
>		checkWidget();
>		int[] rgdispid = auto.getIDsOfNames(new String[]{"LocationURL"}); 
>		Variant pVarResult = auto.getProperty(rgdispid[0]);
>		if (pVarResult == null || pVarResult.getType() != OLE.VT_BSTR) return null;
>		return pVarResult.getString();
>	}
>	public void stop() {
>		checkWidget();
>		int[] rgdispid = auto.getIDsOfNames(new String[]{"Stop"}); 
>		auto.invoke(rgdispid[0]);
>	}
>	public boolean back() {
>		checkWidget();
>		if (!backwardEnabled) return false;
>		int[] rgdispid = auto.getIDsOfNames(new String[]{"GoBack"}); 
>		Variant pVarResult = auto.invoke(rgdispid[0]);
>		return pVarResult.getType() == OLE.VT_EMPTY;
>	}
>	public boolean forward() {
>		checkWidget();
>		if (!forwardEnabled) return false;
>		int[] rgdispid = auto.getIDsOfNames(new String[]{"GoForward"}); 
>		Variant pVarResult = auto.invoke(rgdispid[0]);
>		return pVarResult.getType() == OLE.VT_EMPTY;
>	}
>	public void refresh() {
>		checkWidget();
>		int[] rgdispid = auto.getIDsOfNames(new String[]{"Refresh"}); 
>		auto.invoke(rgdispid[0]);
>	}	
>	
>	/** events **/
>	public void addProgressListener(ProgressListener listener) {}
>	public void removeProgressListener(ProgressListener listener) {}
>	public void addHyperlinkListener(HyperlinkListener listener) {}
>	public void removeHyperlinkListener(HyperlinkListener listener) {}	
>
>	
>}

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Attachments on bug 41395: 5714 | 5715