/*
 *  Copyright (c) 2015 The Linux Foundation. All rights reserved.
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions are
 *  met:
 *      * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
 *       copyright notice, this list of conditions and the following
 *       disclaimer in the documentation and/or other materials provided
 *       with the distribution.
 *     * Neither the name of The Linux Foundation nor the names of its
 *       contributors may be used to endorse or promote products derived
 *       from this software without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
 *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 *  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
 *  ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
 *  BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
 *  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 *  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 *  OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
 *  IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 */

package com.android.browser.preferences;

import android.app.Fragment;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.os.SystemClock;
import android.view.MotionEvent;
import android.widget.FrameLayout;

import com.android.browser.R;

import org.codeaurora.swe.WebView;
import org.codeaurora.swe.WebChromeClient;

public class LegalPreviewFragment extends Fragment {

    private WebView mWebView;
    private String mUrl;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        Bundle args = getArguments();
        mUrl = args.getString(LegalPreviewActivity.URL_INTENT_EXTRA);
        mWebView = new WebView(getActivity());

        mWebView.setWebChromeClient(new WebChromeClient() {
            @Override
            public void onProgressChanged(WebView view, int newProgress) {
                // force a touch to fix event propagation to renderer
                long downTime = SystemClock.uptimeMillis();
                long eventTime = SystemClock.uptimeMillis() + 50;
                MotionEvent event = MotionEvent.obtain(
                    downTime, eventTime, MotionEvent.ACTION_UP,
                    0.0f, 0.0f, 0);
                view.dispatchTouchEvent(event);
            }
        });
    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {
        ViewGroup contentContainer = (ViewGroup) inflater.inflate(
                R.layout.webview_wrapper, container, false);
        FrameLayout.LayoutParams params = new FrameLayout.LayoutParams(
                FrameLayout.LayoutParams.MATCH_PARENT,
                FrameLayout.LayoutParams.MATCH_PARENT);
        contentContainer.addView(mWebView.getView(), params);
        return contentContainer;
    }

    @Override
    public void onDestroy() {
        super.onDestroy();
        mWebView.destroy();
        mWebView = null;
    }

    @Override
    public void onActivityCreated(Bundle b) {
        super.onActivityCreated(b);
        if (mWebView == null) return;
        mWebView.loadUrl(mUrl);
    }

    public boolean onBackPressed() {
        if(mWebView != null && mWebView.canGoBack()) {
            mWebView.goBack();
            return true;
        }
        return false;
    }
}