1 /* |
|
2 * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies). |
|
3 * All rights reserved. |
|
4 * This component and the accompanying materials are made available |
|
5 * under the terms of the License "Eclipse Public License v1.0" |
|
6 * which accompanies this distribution, and is available |
|
7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
|
8 * |
|
9 * Initial Contributors: |
|
10 * Nokia Corporation - initial contribution. |
|
11 * |
|
12 * Contributors: |
|
13 * |
|
14 * Description: |
|
15 * |
|
16 */ |
|
17 package com.nokia.carbide.internal.discovery.ui.extension; |
|
18 |
|
19 import java.net.MalformedURLException; |
|
20 import java.net.URL; |
|
21 import java.util.ArrayList; |
|
22 import java.util.List; |
|
23 |
|
24 import org.eclipse.jface.action.Action; |
|
25 import org.eclipse.jface.action.IAction; |
|
26 import org.eclipse.swt.SWT; |
|
27 import org.eclipse.swt.SWTError; |
|
28 import org.eclipse.swt.browser.Browser; |
|
29 import org.eclipse.swt.browser.LocationAdapter; |
|
30 import org.eclipse.swt.browser.LocationEvent; |
|
31 import org.eclipse.swt.browser.ProgressAdapter; |
|
32 import org.eclipse.swt.browser.ProgressEvent; |
|
33 import org.eclipse.swt.layout.FillLayout; |
|
34 import org.eclipse.swt.widgets.Composite; |
|
35 import org.eclipse.swt.widgets.Control; |
|
36 import org.eclipse.ui.IEditorPart; |
|
37 |
|
38 import com.nokia.carbide.discovery.ui.Activator; |
|
39 |
|
40 public abstract class AbstractBrowserPortalPage implements IPortalPage { |
|
41 |
|
42 private final class NavigationActionBar implements IActionBar { |
|
43 private List<IAction> actions; |
|
44 private IActionUIUpdater updater; |
|
45 private boolean loading; |
|
46 |
|
47 private NavigationActionBar(IActionUIUpdater updater) { |
|
48 this.updater = updater; |
|
49 makeActions(); |
|
50 } |
|
51 |
|
52 public void hookBrowser() { |
|
53 browser.addLocationListener(new LocationAdapter() { |
|
54 @Override |
|
55 public void changed(LocationEvent event) { |
|
56 NavigationActionBar.this.updater.updateAll(); |
|
57 } |
|
58 }); |
|
59 browser.addProgressListener(new ProgressAdapter() { |
|
60 @Override |
|
61 public void changed(ProgressEvent event) { |
|
62 if (event.total == 0) |
|
63 return; |
|
64 setLoading(event.current != event.total); |
|
65 NavigationActionBar.this.updater.updateAll(); |
|
66 } |
|
67 @Override |
|
68 public void completed(ProgressEvent event) { |
|
69 setLoading(false); |
|
70 NavigationActionBar.this.updater.updateAll(); |
|
71 } |
|
72 }); |
|
73 } |
|
74 |
|
75 @Override |
|
76 public String getTitle() { |
|
77 return "Navigation"; |
|
78 } |
|
79 |
|
80 @Override |
|
81 public IAction[] getActions() { |
|
82 return (IAction[]) actions.toArray(new IAction[actions.size()]); |
|
83 } |
|
84 |
|
85 private void makeActions() { |
|
86 actions = new ArrayList<IAction>(); |
|
87 IAction a = new Action("Back") { |
|
88 @Override |
|
89 public void run() { |
|
90 if (browser != null) { |
|
91 browser.back(); |
|
92 } |
|
93 } |
|
94 |
|
95 @Override |
|
96 public boolean isEnabled() { |
|
97 return browser != null ? browser.isBackEnabled() : false; |
|
98 } |
|
99 }; |
|
100 actions.add(a); |
|
101 |
|
102 a = new Action("Forward") { |
|
103 @Override |
|
104 public void run() { |
|
105 if (browser != null) { |
|
106 browser.forward(); |
|
107 } |
|
108 } |
|
109 |
|
110 @Override |
|
111 public boolean isEnabled() { |
|
112 return browser != null ? browser.isForwardEnabled() : false; |
|
113 } |
|
114 }; |
|
115 actions.add(a); |
|
116 |
|
117 a = new Action("Refresh Page") { |
|
118 @Override |
|
119 public void run() { |
|
120 if (browser != null) { |
|
121 browser.refresh(); |
|
122 update(); |
|
123 } |
|
124 } |
|
125 |
|
126 @Override |
|
127 public boolean isEnabled() { |
|
128 return browser != null ? !loading : false; |
|
129 } |
|
130 }; |
|
131 actions.add(a); |
|
132 |
|
133 a = new Action("Stop Loading") { |
|
134 @Override |
|
135 public void run() { |
|
136 if (browser != null) { |
|
137 browser.stop(); |
|
138 update(); |
|
139 } |
|
140 } |
|
141 |
|
142 @Override |
|
143 public boolean isEnabled() { |
|
144 return browser != null ? loading : false; |
|
145 } |
|
146 }; |
|
147 actions.add(a); |
|
148 } |
|
149 |
|
150 public void update() { |
|
151 updater.updateAll(); |
|
152 } |
|
153 |
|
154 private void setLoading(boolean loading) { |
|
155 browser.setCursor(loading ? browser.getDisplay().getSystemCursor(SWT.CURSOR_WAIT) : null); |
|
156 this.loading = loading; |
|
157 } |
|
158 } |
|
159 |
|
160 private Browser browser; |
|
161 private NavigationActionBar actionBar; |
|
162 |
|
163 @Override |
|
164 public Control createControl(Composite parent, IEditorPart part) { |
|
165 Composite composite = new Composite(parent, SWT.NONE); |
|
166 composite.setBackground(parent.getDisplay().getSystemColor(SWT.COLOR_WIDGET_BACKGROUND)); |
|
167 composite.setLayout(new FillLayout()); |
|
168 try { |
|
169 browser = new Browser(composite, SWT.MOZILLA); |
|
170 } catch (SWTError e) { |
|
171 e.printStackTrace(); |
|
172 } |
|
173 |
|
174 return composite; |
|
175 } |
|
176 |
|
177 protected String getURL() { |
|
178 try { |
|
179 URL url = new URL(Activator.getFromServerProperties(getClass().getName())); |
|
180 return url.toString(); |
|
181 } catch (MalformedURLException e) { |
|
182 Activator.logError("Could not load page due to bad URL", e); |
|
183 } |
|
184 |
|
185 return null; |
|
186 } |
|
187 |
|
188 @Override |
|
189 public void init() { |
|
190 if (browser != null) { |
|
191 browser.setUrl(getURL()); |
|
192 actionBar.hookBrowser(); |
|
193 } |
|
194 actionBar.update(); |
|
195 } |
|
196 |
|
197 @Override |
|
198 public IActionBar[] createCommandBars(IEditorPart part, IActionUIUpdater updater) { |
|
199 actionBar = new NavigationActionBar(updater); |
|
200 return new IActionBar[] { |
|
201 actionBar |
|
202 }; |
|
203 } |
|
204 |
|
205 @Override |
|
206 public void dispose() { |
|
207 } |
|
208 |
|
209 } |
|