Attachment #194160 for bug #343854

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/*******************************************************************************
 * Copyright (c) 2011 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Dean Roberts, IBM Corporation - initial API and implementation
 *******************************************************************************/

package org.eclipse.e4.examples.webintegration.links;


import org.eclipse.e4.examples.webintegration.application.Perspective;
import org.eclipse.swt.SWT;
import org.eclipse.swt.browser.Browser;
import org.eclipse.swt.browser.LocationEvent;
import org.eclipse.swt.browser.LocationListener;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.IViewPart;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.actions.NewWizardAction;
import org.eclipse.ui.part.ViewPart;


/**
 * Example of a BrowserWidget that can incercept links and perform Eclipse Workbench
 * actions as desired.
 * 
 * This example is discussed at http://deanoneclipse.wordpress.com
 */
public class BrowserView extends ViewPart {

	private Browser browser;

	public void createPartControl(Composite parent) {
		browser = new Browser(parent, SWT.NONE);
		browser.setUrl(Perspective.gmailURL);
		
		// Hooks the link intercept code
		browser.addLocationListener(new LinkInterceptListener());
	}

	/**
	 * Implement a LocationListener to intercept links and decide what to do.
	 */
	private class LinkInterceptListener implements LocationListener {
		// method called when the user clicks a link but before the link is opened.
		public void changing(LocationEvent event) {
			try {
				// Call user code to process link as desired and return
				// true if the link should be opened in place.
				boolean shouldOpenLinkInPlace = !openView(event.location);
				
				// Setting event.doit to false prevents the link from opening in place
				event.doit = shouldOpenLinkInPlace;
			} catch (PartInitException e) {
				e.printStackTrace();
			}
		}
		
		// method called after the link has been opened in place.
		public void changed(LocationEvent event) {
			// Not used in this example
		}
	}

	/**
	 * User code:
	 * 
	 * Examine the link and determine if we wish to intercept it.  Perform appropriate actions for intercepted links, do
	 * nothing for links we want to be opened in place (default behaviour)
	 * 
	 * Return true if we intercepted the link.  Return false if we did not intercept the link and expect the browser to
	 * open the link in place.
	 */
	private boolean openView(String location) throws PartInitException {
		
		/**
		 * Certainly the if/else-if construct could be replaced with a more elegant lookup mechanism. 
		 */
		
		// Open a view
		if (location.equals("http://www.google.com/intl/en_CA/mobile/mail/#utm_source=en_CA-cpp-g4mc-gmhp&utm_medium=cpp&utm_campaign=en_CA")) {
			IViewPart newView = getViewSite().getPage().showView("url.link.1");
			((LinkView) newView).setURL(location);
			
			return true;
		// Open a wizard
		} else if (location.contains("/accounts/recovery")) {
			NewWizardAction action = new NewWizardAction(PlatformUI.getWorkbench().getActiveWorkbenchWindow());
			action.run();
			
			return true;
		}
		
		// Do not intercept link.  Allow browser widget to open link in place
		return false;
	}

	public void setFocus() {
		// Not important for our example.
	}
}
	}

	public void setFocus() {
		// Not important for our example.
	}
}

Return to bug 343854

Lines 1-112 Link Here

(-)src/org/eclipse/e4/examples/webintegration/links/BrowserView.java (-112 / +106 lines)
1	/*******************************************************************************	1	/*******************************************************************************
2	* Copyright (c) 2011 IBM Corporation and others.	2	* Copyright (c) 2011 IBM Corporation and others.
3	* All rights reserved. This program and the accompanying materials	3	* All rights reserved. This program and the accompanying materials
4	* are made available under the terms of the Eclipse Public License v1.0	4	* are made available under the terms of the Eclipse Public License v1.0
5	* which accompanies this distribution, and is available at	5	* which accompanies this distribution, and is available at
6	* http://www.eclipse.org/legal/epl-v10.html	6	* http://www.eclipse.org/legal/epl-v10.html
7	*	7	*
8	* Contributors:	8	* Contributors:
9	* Dean Roberts, IBM Corporation - initial API and implementation	9	* Dean Roberts, IBM Corporation - initial API and implementation
10	*******************************************************************************/	10	*******************************************************************************/
11		11
12	package org.eclipse.e4.examples.webintegration.links;	12	package org.eclipse.e4.examples.webintegration.links;
13		13
14		14
15	import org.eclipse.e4.examples.webintegration.application.Perspective;	15	import org.eclipse.e4.examples.webintegration.application.Perspective;
16	import org.eclipse.swt.SWT;	16	import org.eclipse.swt.SWT;
17	import org.eclipse.swt.browser.Browser;	17	import org.eclipse.swt.browser.Browser;
18	import org.eclipse.swt.browser.LocationEvent;	18	import org.eclipse.swt.browser.LocationEvent;
19	import org.eclipse.swt.browser.LocationListener;	19	import org.eclipse.swt.browser.LocationListener;
20	import org.eclipse.swt.widgets.Composite;	20	import org.eclipse.swt.widgets.Composite;
21	import org.eclipse.ui.IViewPart;	21	import org.eclipse.ui.IViewPart;
22	import org.eclipse.ui.PartInitException;	22	import org.eclipse.ui.PartInitException;
23	import org.eclipse.ui.PlatformUI;	23	import org.eclipse.ui.PlatformUI;
24	import org.eclipse.ui.actions.NewWizardAction;	24	import org.eclipse.ui.actions.NewWizardAction;
25	import org.eclipse.ui.part.ViewPart;	25	import org.eclipse.ui.part.ViewPart;
26		26
27		27
28	/**	28	/**
29	* Example of a BrowserWidget that can incercept links and perform Eclipse Workbench	29	* Example of a BrowserWidget that can incercept links and perform Eclipse Workbench
30	* actions as desired.	30	* actions as desired.
31	*	31	*
32	* This example is discussed at http://deanoneclipse.wordpress.com	32	* This example is discussed at http://deanoneclipse.wordpress.com
33	*/	33	*/
34	public class BrowserView extends ViewPart {	34	public class BrowserView extends ViewPart {
35		35
36	private Browser browser;	36	private Browser browser;
37		37
38	public void createPartControl(Composite parent) {	38	public void createPartControl(Composite parent) {
39	browser = new Browser(parent, SWT.NONE);	39	browser = new Browser(parent, SWT.NONE);
40	browser.setUrl(Perspective.gmailURL);	40	browser.setUrl(Perspective.gmailURL);
41		41
42	// Hooks the link intercept code	42	// Hooks the link intercept code
43	browser.addLocationListener(new LinkInterceptListener());	43	browser.addLocationListener(new LinkInterceptListener());
44	}	44	}
45		45
46	/**	46	/**
47	* Implement a LocationListener to intercept links and decide what to do.	47	* Implement a LocationListener to intercept links and decide what to do.
48	*/	48	*/
49	private class LinkInterceptListener implements LocationListener {	49	private class LinkInterceptListener implements LocationListener {
50	// method called when the user clicks a link but before the link is opened.	50	// method called when the user clicks a link but before the link is opened.
51	public void changing(LocationEvent event) {	51	public void changing(LocationEvent event) {
52	try {	52	try {
53	// Call user code to process link as desired and return	53	// Call user code to process link as desired and return
54	// true if the link should be opened in place.	54	// true if the link should be opened in place.
55	boolean shouldOpenLinkInPlace = !openView(event.location);	55	boolean shouldOpenLinkInPlace = !openView(event.location);
56		56
57	// Setting event.doit to false prevents the link from opening in place	57	// Setting event.doit to false prevents the link from opening in place
58	event.doit = shouldOpenLinkInPlace;	58	event.doit = shouldOpenLinkInPlace;
59	} catch (PartInitException e) {	59	} catch (PartInitException e) {
60	e.printStackTrace();	60	e.printStackTrace();
61	}	61	}
62	}	62	}
63		63
64	// method called after the link has been opened in place.	64	// method called after the link has been opened in place.
65	public void changed(LocationEvent event) {	65	public void changed(LocationEvent event) {
66	// Not used in this example	66	// Not used in this example
67	}	67	}
68	}	68	}
69		69
70	/**	70	/**
71	* User code:	71	* User code:
72	*	72	*
73	* Examine the link and determine if we wish to intercept it. Perform appropriate actions for intercepted links, do	73	* Examine the link and determine if we wish to intercept it. Perform appropriate actions for intercepted links, do
74	* nothing for links we want to be opened in place (default behaviour)	74	* nothing for links we want to be opened in place (default behaviour)
75	*	75	*
76	* Return true if we intercepted the link. Return false if we did not intercept the link and expect the browser to	76	* Return true if we intercepted the link. Return false if we did not intercept the link and expect the browser to
77	* open the link in place.	77	* open the link in place.
78	*/	78	*/
79	private boolean openView(String location) throws PartInitException {	79	private boolean openView(String location) throws PartInitException {
80		80
81	/**	81	/**
82	* Certainly the if/else-if construct could be replaced with a more elegant lookup mechanism.	82	* Certainly the if/else-if construct could be replaced with a more elegant lookup mechanism.
83	*/	83	*/
84		84
85	// Open a view	85	// Open a view
86	if (location.equals("http://www.google.com/intl/en_CA/mobile/mail/#utm_source=en_CA-cpp-g4mc-gmhp&utm_medium=cpp&utm_campaign=en_CA")) {	86	if (location.equals("http://www.google.com/intl/en_CA/mobile/mail/#utm_source=en_CA-cpp-g4mc-gmhp&utm_medium=cpp&utm_campaign=en_CA")) {
87	IViewPart newView = getViewSite().getPage().showView("url.link.1");	87	IViewPart newView = getViewSite().getPage().showView("url.link.1");
88	((LinkView) newView).setURL(location);	88	((LinkView) newView).setURL(location);
89		89
90	return true;	90	return true;
91	// Open a wizard	91	// Open a wizard
92	} else if (location.contains("/accounts/recovery")) {	92	} else if (location.contains("/accounts/recovery")) {
93	NewWizardAction a = new NewWizardAction(PlatformUI.getWorkbench().getActiveWorkbenchWindow());	93	NewWizardAction action = new NewWizardAction(PlatformUI.getWorkbench().getActiveWorkbenchWindow());
94	a.run();	94	action.run();
95	// commented out to avoid a dependency on org.eclipse.ui.ide:	95
96	// BasicNewFileResourceWizard wizard = new BasicNewFileResourceWizard();	96	return true;
97	// wizard.init(getSite().getWorkbenchWindow().getWorkbench(), new StructuredSelection());	97	}
98	// WizardDialog dialog = new WizardDialog(getSite().getShell(), wizard);	98
99	// dialog.create();	99	// Do not intercept link. Allow browser widget to open link in place
100	// dialog.open();	100	return false;
101		101	}
102	return true;	102
103	}	103	public void setFocus() {
104		104	// Not important for our example.
105	// Do not intercept link. Allow browser widget to open link in place	105	}
106	return false;	106	}
107	}
108
109	public void setFocus() {
110	// Not important for our example.
111	}
112	}