| /******************************************************************************* |
| * Copyright (c) 2000, 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.help.internal.browser.solaris; |
| import java.io.*; |
| |
| import org.eclipse.help.browser.*; |
| import org.eclipse.help.internal.*; |
| import org.eclipse.help.internal.browser.*; |
| import org.eclipse.help.internal.util.*; |
| |
| public class NetscapeBrowserAdapter implements IBrowser { |
| // delay that it takes the browser to start responding |
| // to remote command after browser command has been called |
| private static final int DELAY = 5000; |
| private static long browserFullyOpenedAt = 0; |
| private static boolean opened = false; |
| private static Thread uiThread; |
| /** |
| * Constructor |
| */ |
| NetscapeBrowserAdapter() { |
| uiThread = Thread.currentThread(); |
| } |
| /* |
| * @see IBrowser#close() |
| */ |
| public void close() { |
| } |
| /* |
| * @see IBrowser#displayURL(String) |
| */ |
| public synchronized void displayURL(String url) { |
| new BrowserThread(url).start(); |
| } |
| /* |
| * @see IBrowser#isCloseSupported() |
| */ |
| public boolean isCloseSupported() { |
| return false; |
| } |
| /* |
| * @see IBrowser#isSetLocationSupported() |
| */ |
| public boolean isSetLocationSupported() { |
| return false; |
| } |
| /* |
| * @see IBrowser#isSetSizeSupported() |
| */ |
| public boolean isSetSizeSupported() { |
| return false; |
| } |
| /* |
| * @see IBrowser#setLocation(int, int) |
| */ |
| public void setLocation(int width, int height) { |
| } |
| /* |
| * @see IBrowser#setSize(int, int) |
| */ |
| public void setSize(int x, int y) { |
| } |
| private class BrowserThread extends Thread { |
| private String url; |
| public BrowserThread(String urlName) { |
| this.url = urlName; |
| } |
| private void reuseBrowser(String browserCmd) { |
| try { |
| // If browser is opening, wait until it fully opens, |
| while (System.currentTimeMillis() < browserFullyOpenedAt) |
| try { |
| Thread.sleep(100); |
| } catch (InterruptedException ie) { |
| } |
| Process pr = Runtime.getRuntime().exec(browserCmd); |
| (new StreamConsumer(pr.getInputStream())).start(); |
| (new StreamConsumer(pr.getErrorStream())).start(); |
| pr.waitFor(); |
| } catch (InterruptedException e) { |
| } catch (IOException e) { |
| } |
| } |
| public void run() { |
| if (!opened) { |
| openBrowser("netscape " + url); |
| } else { |
| reuseBrowser("netscape -remote openURL(" + url + ")"); |
| } |
| } |
| } |
| public static synchronized void openBrowser(String browserCmd) { |
| opened = true; |
| browserFullyOpenedAt = System.currentTimeMillis() + DELAY; |
| try { |
| Process pr = Runtime.getRuntime().exec(browserCmd); |
| (new StreamConsumer(pr.getInputStream())).start(); |
| (new StreamConsumer(pr.getErrorStream())).start(); |
| pr.waitFor(); |
| } catch (InterruptedException e) { |
| } catch (IOException e) { |
| String msg = |
| Resources.getString("NetscapeBrowserAdapter.executeFailed"); |
| HelpPlugin.logError(msg, e); |
| HelpSystem.getDefaultErrorUtil().displayError(msg, uiThread); |
| } finally { |
| opened = false; |
| } |
| } |
| } |