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   1 /*******************************************************************************
   2  * Copyright (c) 2000, 2003 IBM Corporation and others.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Common Public License v1.0
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/cpl-v10.html
   7  *
   8  * Contributors:
   9  *     IBM Corporation - initial API and implementation
  10  *******************************************************************************/
  11 package net.sourceforge.phpeclipse.webbrowser.views;
  12
  13 import java.io.UnsupportedEncodingException;
  14 import java.net.URLDecoder;
  15 import java.nio.charset.Charset;
  16
  17 import net.sourceforge.phpeclipse.webbrowser.internal.WebBrowser;
  18 import net.sourceforge.phpeclipse.webbrowser.internal.WebBrowserUtil;
  19
  20 import org.eclipse.swt.browser.Browser;
  21 import org.eclipse.swt.browser.CloseWindowListener;
  22 import org.eclipse.swt.browser.ProgressListener;
  23 import org.eclipse.swt.browser.StatusTextListener;
  24 import org.eclipse.swt.browser.TitleListener;
  25 import org.eclipse.swt.browser.WindowEvent;
  26 import org.eclipse.swt.widgets.Composite;
  27 import org.eclipse.ui.part.IShowInTarget;
  28 import org.eclipse.ui.part.ShowInContext;
  29 import org.eclipse.ui.part.ViewPart;
  30
  31 /**
  32  * <code>BrowserView</code> is a simple demonstration of the SWT Browser
  33  * widget. It consists of a workbench view and tab folder where each tab in the
  34  * folder allows the user to interact with a control.
  35  *
  36  * @see ViewPart
  37  */
  38 public class BrowserView extends ViewPart implements IShowInTarget {
  39         public final static String ID_BROWSER = "net.sourceforge.phpeclipse.webbrowser.views";
  40
  41         WebBrowser fInstance = null;
  42
  43         String fUrl = null;
  44
  45         /**
  46          * Create the example
  47          *
  48          * @see ViewPart#createPartControl
  49          */
  50         public void createPartControl(Composite frame) {
  51                 try {
  52                         if (WebBrowserUtil.isInternalBrowserOperational()) {
  53                                 fInstance = new WebBrowser(frame, true, true);
  54                                 // #1365431 (toshihiro) start
  55                                 fInstance.getBrowser().addCloseWindowListener(
  56                                                 new CloseWindowListener() {
  57                                                         public void close(WindowEvent event) {
  58                                                                 getViewSite().getPage().hideView(
  59                                                                                 BrowserView.this);
  60                                                         }
  61                                                 });
  62                                 // #1365431 (toshihiro) end
  63                         }
  64                 } catch (Exception e) {
  65                         fInstance = null;
  66                 }
  67         }
  68
  69         /**
  70          * Called when we must grab focus.
  71          *
  72          * @see org.eclipse.ui.part.ViewPart#setFocus
  73          */
  74         public void setFocus() {
  75                 if (fInstance != null) {
  76                         fInstance.setFocus();
  77                 }
  78         }
  79
  80         /**
  81          * Called when the View is to be disposed
  82          */
  83         public void dispose() {
  84                 if (fInstance != null) {
  85                         fInstance.dispose();
  86                         fInstance = null;
  87                 }
  88                 super.dispose();
  89         }
  90
  91         public void setUrl(final String url) {
  92                 if (fInstance != null) {
  93               if (fInstance.getURL() != null && fInstance.getURL().length() > 0) {
  94                 fUrl = fInstance.getURL();
  95                 fInstance.setURL(fUrl);
  96             } else {
  97                 fUrl = url;
  98                 fInstance.setURL(url);
  99             }
 100                         // try {
 101                         // ResourcesPlugin.getWorkspace().run(new IWorkspaceRunnable() {
 102                         // public void run(IProgressMonitor monitor) throws CoreException {
 103                         // instance.setURL(url);
 104                         // }
 105                         // }, null);
 106                         // } catch (CoreException e) {
 107                         // // TO DO Auto-generated catch block
 108                         // e.printStackTrace();
 109                         // }
 110                 }
 111         }
 112
 113         public void refresh() {
 114                 if (fInstance != null) {
 115                         fInstance.refresh();
 116                         // try {
 117                         // ResourcesPlugin.getWorkspace().run(new IWorkspaceRunnable() {
 118                         // public void run(IProgressMonitor monitor) throws CoreException {
 119                         // instance.refresh();
 120                         // }
 121                         // }, null);
 122                         // } catch (CoreException e) {
 123                         // // TO DO Auto-generated catch block
 124                         // e.printStackTrace();
 125                         // }
 126                 }
 127         }
 128
 129
 130
 131         public void refresh(String url) {
 132                 if (fInstance != null && url != null) {
 133                         if (fUrl == null) {
 134                                 setUrl(url);
 135                         } else {
 136                                 Browser browser = fInstance.getBrowser();
 137                                 if (browser != null) {
 138                                         String browserUrl = browser.getUrl();
 139                                         try {
 140                                                 browserUrl = URLDecoder.decode(browserUrl, J5CharsetEmulator.defaultCharset().name());
 141                                         } catch (UnsupportedEncodingException e) {
 142                                                 // e.printStackTrace();
 143                                         }
 144                                         if (!url.equals(browserUrl)) {
 145                                                 setUrl(url);
 146                                         }
 147                                 }
 148                         }
 149                 }
 150         }
 151
 152         public void addProgressListener(ProgressListener listener) {
 153                 if (fInstance != null) {
 154                         fInstance.addProgressListener(listener);
 155                 }
 156         }
 157
 158         public void addStatusTextListener(StatusTextListener listener) {
 159                 if (fInstance != null) {
 160                         fInstance.addStatusTextListener(listener);
 161                 }
 162         }
 163
 164         public void addTitleListener(TitleListener listener) {
 165                 if (fInstance != null) {
 166                         fInstance.addTitleListener(listener);
 167                 }
 168         }
 169
 170         public boolean show(ShowInContext context) {
 171                 if (context instanceof ShowInContextBrowser) {
 172                         ShowInContextBrowser contextBrowser = (ShowInContextBrowser) context;
 173                         String localhostURL = contextBrowser.getLocalhostUrl();
 174                         if (localhostURL != null) {
 175                                 setUrl(localhostURL);
 176                                 return true;
 177                         }
 178                 }
 179                 // *WARNING*
 180                 // This causes unexpected behaviour such as downloading (save file).
 181                 // It depends on mime-types setting and native browser, it isn't under control of eclipse.
 182                 // (IE shows script as plain text since .php is unknown type by default.
 183                 //  Mozilla downloads script file since .php is defined in mimeTypes.rdf as such.)
 184                 //
 185                 //if (context.getInput() instanceof IFile) {
 186                 //      IFile file = (IFile) context.getInput();
 187                 //      String localhostURL;
 188                 //      localhostURL = "file:///" + file.getLocation().toString();
 189                 //      setUrl(localhostURL);
 190                 //      return true;
 191                 //}
 192                 return false;
 193         }
 194 }