SingleTabModelSelector.java

// Copyright 2015 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.chrome.browser.tabmodel;

import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.net.Uri;

import org.chromium.chrome.browser.tab.Tab;
import org.chromium.chrome.browser.tabmodel.TabModel.TabLaunchType;
import org.chromium.content_public.browser.LoadUrlParams;

/**
 * Simple TabModelSelector that assumes that only the regular TabModel type exists.
 */
public class SingleTabModelSelector extends TabModelSelectorBase {
    private final Context mApplicationContext;
    private final SingleTabModel mTabModel;

    public SingleTabModelSelector(Activity activity, boolean incognito, boolean blockNewWindows) {
        mApplicationContext = activity.getApplicationContext();
        mTabModel = new SingleTabModel(activity, incognito, blockNewWindows);
        initialize(false, mTabModel);
    }

    public void setTab(Tab tab) {
        mTabModel.setTab(tab);
        markTabStateInitialized();
    }

    @Override
    public void selectModel(boolean incognito) {
        assert incognito == mTabModel.isIncognito();
    }

    @Override
    public TabModel getModel(boolean incognito) {
        return super.getModel(incognito);
    }

    @Override
    public TabModel getCurrentModel() {
        assert super.getCurrentModel() == mTabModel;
        return mTabModel;
    }

    @Override
    public boolean isIncognitoSelected() {
        return mTabModel.isIncognito();
    }

    @Override
    public Tab openNewTab(LoadUrlParams loadUrlParams, TabLaunchType type, Tab parent,
            boolean incognito) {
        Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(loadUrlParams.getUrl()));
        intent.setPackage(mApplicationContext.getPackageName());
        intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        mApplicationContext.startActivity(intent);
        return null;
    }

    @Override
    public void closeAllTabs() {
        mTabModel.closeAllTabs();
    }

    @Override
    public int getTotalTabCount() {
        assert mTabModel != null;
        return mTabModel.getCount();
    }

    @Override
    public Tab getTabById(int id) {
        Tab currentTab = getCurrentTab();
        if (currentTab != null && currentTab.getId() == id) return currentTab;
        return null;
    }

    @Override
    public TabModel getModelAt(int index) {
        assert index == INCOGNITO_TAB_MODEL_INDEX || index == NORMAL_TAB_MODEL_INDEX;
        return mTabModel;
    }
}