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/*
* Copyright (C) 2010 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.settings;
import com.android.internal.widget.LockPatternUtils;
import com.android.internal.widget.PasswordEntryKeyboardHelper;
import com.android.internal.widget.PasswordEntryKeyboardView;
import android.app.Activity;
import android.app.Fragment;
import android.app.admin.DevicePolicyManager;
import android.content.Intent;
import android.os.Bundle;
import android.os.Handler;
import android.preference.PreferenceActivity;
import android.text.InputType;
import android.view.KeyEvent;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.View.OnClickListener;
import android.view.inputmethod.EditorInfo;
import android.widget.TextView;
import android.widget.TextView.OnEditorActionListener;
public class ConfirmLockPassword extends PreferenceActivity {
@Override
public Intent getIntent() {
Intent modIntent = new Intent(super.getIntent());
modIntent.putExtra(EXTRA_SHOW_FRAGMENT, ConfirmLockPasswordFragment.class.getName());
modIntent.putExtra(EXTRA_NO_HEADERS, true);
return modIntent;
}
@Override
public void onCreate(Bundle savedInstanceState) {
// Disable IME on our window since we provide our own keyboard
//getWindow().setFlags(WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM,
//WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM);
super.onCreate(savedInstanceState);
CharSequence msg = getText(R.string.lockpassword_confirm_your_password_header);
showBreadCrumbs(msg, msg);
}
public static class ConfirmLockPasswordFragment extends Fragment implements OnClickListener,
OnEditorActionListener {
private static final long ERROR_MESSAGE_TIMEOUT = 3000;
private TextView mPasswordEntry;
private LockPatternUtils mLockPatternUtils;
private TextView mHeaderText;
private Handler mHandler = new Handler();
private PasswordEntryKeyboardHelper mKeyboardHelper;
private PasswordEntryKeyboardView mKeyboardView;
// required constructor for fragments
public ConfirmLockPasswordFragment() {
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
mLockPatternUtils = new LockPatternUtils(getActivity());
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
final int storedQuality = mLockPatternUtils.getKeyguardStoredPasswordQuality();
View view = inflater.inflate(R.layout.confirm_lock_password, null);
// Disable IME on our window since we provide our own keyboard
view.findViewById(R.id.cancel_button).setOnClickListener(this);
view.findViewById(R.id.next_button).setOnClickListener(this);
mPasswordEntry = (TextView) view.findViewById(R.id.password_entry);
mPasswordEntry.setOnEditorActionListener(this);
mKeyboardView = (PasswordEntryKeyboardView) view.findViewById(R.id.keyboard);
mHeaderText = (TextView) view.findViewById(R.id.headerText);
final boolean isAlpha = DevicePolicyManager.PASSWORD_QUALITY_ALPHABETIC == storedQuality
|| DevicePolicyManager.PASSWORD_QUALITY_ALPHANUMERIC == storedQuality
|| DevicePolicyManager.PASSWORD_QUALITY_COMPLEX == storedQuality;
mHeaderText.setText(isAlpha ? R.string.lockpassword_confirm_your_password_header
: R.string.lockpassword_confirm_your_pin_header);
final Activity activity = getActivity();
mKeyboardHelper = new PasswordEntryKeyboardHelper(activity,
mKeyboardView, mPasswordEntry);
mKeyboardHelper.setKeyboardMode(isAlpha ?
PasswordEntryKeyboardHelper.KEYBOARD_MODE_ALPHA
: PasswordEntryKeyboardHelper.KEYBOARD_MODE_NUMERIC);
mKeyboardView.requestFocus();
int currentType = mPasswordEntry.getInputType();
mPasswordEntry.setInputType(isAlpha ? currentType
: (currentType | InputType.TYPE_CLASS_NUMBER));
// Update the breadcrumb (title) if this is embedded in a PreferenceActivity
if (activity instanceof PreferenceActivity) {
final PreferenceActivity preferenceActivity = (PreferenceActivity) activity;
int id = isAlpha ? R.string.lockpassword_confirm_your_password_header
: R.string.lockpassword_confirm_your_pin_header;
CharSequence title = getText(id);
preferenceActivity.showBreadCrumbs(title, title);
}
return view;
}
@Override
public void onPause() {
super.onPause();
mKeyboardView.requestFocus();
}
@Override
public void onResume() {
// TODO Auto-generated method stub
super.onResume();
mKeyboardView.requestFocus();
}
private void handleNext() {
final String pin = mPasswordEntry.getText().toString();
if (mLockPatternUtils.checkPassword(pin)) {
getActivity().setResult(RESULT_OK);
getActivity().finish();
} else {
showError(R.string.lockpattern_need_to_unlock_wrong);
}
}
public void onClick(View v) {
switch (v.getId()) {
case R.id.next_button:
handleNext();
break;
case R.id.cancel_button:
getActivity().setResult(RESULT_CANCELED);
getActivity().finish();
break;
}
}
private void showError(int msg) {
mHeaderText.setText(msg);
mPasswordEntry.setText(null);
mHandler.postDelayed(new Runnable() {
public void run() {
mHeaderText.setText(R.string.lockpassword_confirm_your_password_header);
}
}, ERROR_MESSAGE_TIMEOUT);
}
public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
// Check if this was the result of hitting the enter key
if (actionId == EditorInfo.IME_NULL) {
handleNext();
return true;
}
return false;
}
}
}
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