// Copyright (c) 2009 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
package org.chromium.debug.ui;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.chromium.debug.core.model.TabSelector;
import org.chromium.sdk.Browser;
import org.chromium.sdk.Browser.TabConnector;
import org.chromium.sdk.Browser.TabFetcher;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.PlatformUI;
/**
* A TabSelector which brings up a dialog allowing users to select which target
* browser tab to debug.
*/
public class DialogBasedTabSelector implements TabSelector {
public TabConnector selectTab(TabFetcher tabFetcher) throws IOException {
List<? extends Browser.TabConnector> allTabs = tabFetcher.getTabs();
List<Browser.TabConnector> filteredTabs = new ArrayList<TabConnector>(allTabs.size());
for (Browser.TabConnector tab : allTabs) {
if (!tab.isAlreadyAttached()) {
filteredTabs.add(tab);
}
}
if (autoSelectSingleTab()) {
if (allTabs.size() == 1 && filteredTabs.size() == 1) {
// if all crystal clear -- choose by default
// disable auto-select if there are some already attached tabs:
// user has already seen this dialog and might have got used to it
// he might not understand why it didn't show up this time
return allTabs.get(0);
}
}
final Map<Integer, Browser.TabConnector> map = new HashMap<Integer, Browser.TabConnector>();
final List<String> urls = new ArrayList<String>(filteredTabs.size());
for (int i = 0; i < filteredTabs.size(); ++i) {
Browser.TabConnector connector = filteredTabs.get(i);
map.put(i, connector);
urls.add(connector.getUrl());
}
final Browser.TabConnector[] result = { null };
Display.getDefault().syncExec(new Runnable() {
public void run() {
final Shell shell = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell();
final ChromiumTabSelectionDialog dialog = new ChromiumTabSelectionDialog(shell, urls);
dialog.setBlockOnOpen(true);
int dialogResult = dialog.open();
if (dialogResult == ChromiumTabSelectionDialog.OK) {
result[0] = map.get(dialog.getSelectedLine());
}
// otherwise (result[0] == null) which means "Do not attach"
}
});
return result[0];
}
private boolean autoSelectSingleTab() {
return true;
}
}