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