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/*
* Copyright (C) 2009 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.browser;
import android.app.Activity;
import android.app.Dialog;
import android.content.Intent;
import android.os.Bundle;
import android.util.Log;
import android.view.Gravity;
import android.view.KeyEvent;
import android.view.View;
import android.view.Window;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.Toast;
/**
* Permission dialog for HTML5
* @hide
*/
public class PermissionDialog extends Activity {
private static final String TAG = "PermissionDialog";
public static final String PARAM_ORIGIN = "origin";
public static final String PARAM_QUOTA = "quota";
private String mWebStorageOrigin;
private long mWebStorageQuota = 0;
private int mNotification = 0;
@Override
public void onCreate(Bundle icicle) {
super.onCreate(icicle);
getParameters();
setupDialog();
}
private void getParameters() {
Intent intent = getIntent();
mWebStorageOrigin = intent.getStringExtra(PARAM_ORIGIN);
mWebStorageQuota = intent.getLongExtra(PARAM_QUOTA, 0);
}
private void setupDialog() {
requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.permission_dialog);
setIcon(R.id.icon, android.R.drawable.ic_popup_disk_full);
setText(R.id.dialog_title, R.string.query_storage_quota_prompt);
setText(R.id.dialog_message, R.string.query_storage_quota_message);
setCharSequence(R.id.origin, mWebStorageOrigin);
setupButton(R.id.button_allow, R.string.permission_button_allow,
new View.OnClickListener() {
public void onClick(View v) { allow(); }
});
setupButton(R.id.button_alwaysdeny, R.string.permission_button_alwaysdeny,
new View.OnClickListener() {
public void onClick(View v) { alwaysdeny(); }
});
setupButton(R.id.button_deny, R.string.permission_button_deny,
new View.OnClickListener() {
public void onClick(View v) { deny(); }
});
}
private void setText(int viewID, int stringID) {
setCharSequence(viewID, getString(stringID));
}
private void setCharSequence(int viewID, CharSequence string) {
View view = findViewById(viewID);
if (view == null) {
return;
}
view.setVisibility(View.VISIBLE);
TextView textView = (TextView) view;
textView.setText(string);
}
private void setIcon(int viewID, int imageID) {
View view = findViewById(viewID);
if (view == null) {
return;
}
view.setVisibility(View.VISIBLE);
ImageView icon = (ImageView) view;
icon.setImageResource(imageID);
}
private void setupButton(int viewID, int stringID,
View.OnClickListener listener) {
View view = findViewById(viewID);
if (view == null) {
return;
}
setText(viewID, stringID);
view.setOnClickListener(listener);
}
private void useNextQuota() {
CharSequence[] values = getResources().getTextArray(
R.array.webstorage_quota_entries_values);
for (int i=0; i<values.length; i++) {
long value = Long.parseLong(values[i].toString());
value *= (1024 * 1024); // the string array is expressed in MB
if (value > mWebStorageQuota) {
mWebStorageQuota = value;
break;
}
}
}
private void allow() {
// If somehow there is no "next quota" in the ladder,
// we'll add 1MB anyway.
mWebStorageQuota += 1024*1024;
useNextQuota();
mNotification = R.string.webstorage_notification;
closeDialog();
}
private void alwaysdeny() {
// Setting the quota to 0 will prevent any new data to be
// added, but the existing data will not be deleted.
mWebStorageQuota = 0;
mNotification = R.string.webstorage_notification;
closeDialog();
}
private void deny() {
closeDialog();
}
private void closeDialog() {
Intent intent = new Intent();
intent.putExtra(PARAM_QUOTA, mWebStorageQuota);
setResult(RESULT_OK, intent);
showToast();
finish();
}
private void showToast() {
if (mNotification != 0) {
Toast toast = Toast.makeText(this, mNotification, Toast.LENGTH_LONG);
toast.setGravity(Gravity.BOTTOM, 0, 0);
toast.show();
}
}
public boolean dispatchKeyEvent(KeyEvent event) {
if ((event.getKeyCode() == KeyEvent.KEYCODE_BACK)
&& (event.getAction() == KeyEvent.ACTION_DOWN)) {
closeDialog();
return true; // event consumed
}
return super.dispatchKeyEvent(event);
}
}
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