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// 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.preferences.datareduction;
import android.app.Activity;
import android.app.Dialog;
import android.content.Context;
import android.content.DialogInterface;
import android.os.Build;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.Button;
import android.widget.LinearLayout;
import android.widget.LinearLayout.LayoutParams;
import org.chromium.chrome.R;
import org.chromium.chrome.browser.multiwindow.MultiWindowUtils;
import org.chromium.chrome.browser.net.spdyproxy.DataReductionProxySettings;
import org.chromium.ui.widget.Toast;
/**
* The promo screen encouraging users to enable Data Saver.
*/
public class DataReductionPromoScreen extends Dialog implements View.OnClickListener,
DialogInterface.OnDismissListener {
private static final String SHARED_PREF_DISPLAYED_PROMO = "displayed_data_reduction_promo";
private int mState;
private static View getContentView(Context context) {
LayoutInflater inflater = (LayoutInflater) context.getSystemService(
Context.LAYOUT_INFLATER_SERVICE);
return inflater.inflate(R.layout.data_reduction_promo_screen, null);
}
/**
* Launch the data reduction promo, if it needs to be displayed.
*/
public static void launchDataReductionPromo(Activity parentActivity) {
// The promo is displayed if Chrome is launched directly (i.e., not with the intent to
// navigate to and view a URL on startup), the instance is part of the field trial,
// and the promo has not been displayed before.
if (!DataReductionProxySettings.getInstance().isDataReductionProxyPromoAllowed()) {
return;
}
if (DataReductionProxySettings.getInstance().isDataReductionProxyManaged()) return;
if (DataReductionProxySettings.getInstance().isDataReductionProxyEnabled()) return;
if (getDisplayedDataReductionPromo(parentActivity)) return;
// Showing the promo dialog in multiwindow mode is broken on Galaxy Note devices:
// http://crbug.com/354696. If we're in multiwindow mode, save the dialog for later.
if (MultiWindowUtils.getInstance().isLegacyMultiWindow(parentActivity)) return;
DataReductionPromoScreen promoScreen = new DataReductionPromoScreen(parentActivity);
promoScreen.setOnDismissListener(promoScreen);
promoScreen.show();
}
/**
* DataReductionPromoScreen constructor.
*
* @param context An Android context.
*/
public DataReductionPromoScreen(Context context) {
super(context, R.style.DataReductionPromoScreenDialog);
setContentView(getContentView(context), new LinearLayout.LayoutParams(
LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.MATCH_PARENT));
// Remove the shadow from the enable button.
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
Button enableButton = (Button) findViewById(R.id.enable_button);
enableButton.setStateListAnimator(null);
}
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// Keep the window full screen otherwise the flip animation will frame-skip.
getWindow().setLayout(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT);
addListenerOnButton();
mState = DataReductionProxyUma.ACTION_DISMISSED;
}
private void addListenerOnButton() {
int [] interactiveViewIds = new int[] {
R.id.no_thanks_button,
R.id.enable_button,
R.id.close_button
};
for (int interactiveViewId : interactiveViewIds) {
findViewById(interactiveViewId).setOnClickListener(this);
}
}
@Override
public void onClick(View v) {
int id = v.getId();
if (id == R.id.no_thanks_button) {
handleCloseButtonPressed();
} else if (id == R.id.enable_button) {
mState = DataReductionProxyUma.ACTION_ENABLED;
handleEnableButtonPressed();
} else if (id == R.id.close_button) {
handleCloseButtonPressed();
} else {
assert false : "Unhandled onClick event";
}
}
@Override
public void onDismiss(DialogInterface dialog) {
setDisplayedDataReductionPromo(getContext(), true);
}
private void handleEnableButtonPressed() {
DataReductionProxySettings.getInstance().setDataReductionProxyEnabled(
getContext(), true);
dismiss();
Toast.makeText(getContext(), getContext().getString(R.string.data_reduction_enabled_toast),
Toast.LENGTH_LONG).show();
}
private void handleCloseButtonPressed() {
dismiss();
}
@Override
public void dismiss() {
if (mState < DataReductionProxyUma.ACTION_INDEX_BOUNDARY) {
DataReductionProxyUma.dataReductionProxyUIAction(mState);
mState = DataReductionProxyUma.ACTION_INDEX_BOUNDARY;
}
super.dismiss();
}
/**
* Returns whether the Data Reduction Proxy promo has been displayed before.
*
* @param context An Android context.
* @return Whether the Data Reduction Proxy promo has been displayed.
*/
public static boolean getDisplayedDataReductionPromo(Context context) {
return PreferenceManager.getDefaultSharedPreferences(context).getBoolean(
SHARED_PREF_DISPLAYED_PROMO, false);
}
/**
* Sets whether the Data Reduction Proxy promo has been displayed.
*
* @param context An Android context.
* @param displayed Whether the Data Reduction Proxy was displayed.
*/
public static void setDisplayedDataReductionPromo(Context context, boolean displayed) {
PreferenceManager.getDefaultSharedPreferences(context).edit()
.putBoolean(SHARED_PREF_DISPLAYED_PROMO, displayed)
.apply();
}
}
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