| /* |
| * Copyright (C) 2012 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.keyguard; |
| |
| import com.android.internal.telephony.ITelephony; |
| import com.android.internal.telephony.PhoneConstants; |
| |
| import android.content.Context; |
| import android.content.DialogInterface; |
| import android.app.Activity; |
| import android.app.AlertDialog; |
| import android.app.AlertDialog.Builder; |
| import android.app.Dialog; |
| import android.app.ProgressDialog; |
| import android.os.Message; |
| import android.os.RemoteException; |
| import android.os.ServiceManager; |
| import android.text.Editable; |
| import android.text.InputType; |
| import android.text.TextWatcher; |
| import android.text.method.DigitsKeyListener; |
| import android.util.AttributeSet; |
| import android.view.View; |
| import android.util.Log; |
| import android.view.WindowManager; |
| import android.widget.TextView.OnEditorActionListener; |
| |
| /** |
| * Displays a PIN pad for unlocking. |
| */ |
| public class KeyguardSimPinView extends KeyguardAbsKeyInputView |
| implements KeyguardSecurityView, OnEditorActionListener, TextWatcher { |
| private static final String LOG_TAG = "KeyguardSimPinView"; |
| private static final boolean DEBUG = KeyguardViewMediator.DEBUG; |
| |
| private ProgressDialog mSimUnlockProgressDialog = null; |
| private volatile boolean mSimCheckInProgress; |
| |
| private AlertDialog mRemainingAttemptsDialog; |
| |
| public KeyguardSimPinView(Context context) { |
| this(context, null); |
| } |
| |
| public KeyguardSimPinView(Context context, AttributeSet attrs) { |
| super(context, attrs); |
| } |
| |
| public void resetState() { |
| mSecurityMessageDisplay.setMessage(R.string.kg_sim_pin_instructions, true); |
| mPasswordEntry.setEnabled(true); |
| } |
| |
| private String getPinPasswordErrorMessage(int attemptsRemaining) { |
| String displayMessage; |
| |
| if (attemptsRemaining == 0) { |
| displayMessage = getContext().getString(R.string.kg_password_wrong_pin_code_pukked); |
| } else if (attemptsRemaining > 0) { |
| displayMessage = getContext().getResources() |
| .getQuantityString(R.plurals.kg_password_wrong_pin_code, attemptsRemaining, |
| attemptsRemaining); |
| } else { |
| displayMessage = getContext().getString(R.string.kg_password_pin_failed); |
| } |
| if (DEBUG) Log.d(LOG_TAG, "getPinPasswordErrorMessage:" |
| + " attemptsRemaining=" + attemptsRemaining + " displayMessage=" + displayMessage); |
| return displayMessage; |
| } |
| |
| @Override |
| protected boolean shouldLockout(long deadline) { |
| // SIM PIN doesn't have a timed lockout |
| return false; |
| } |
| |
| @Override |
| protected int getPasswordTextViewId() { |
| return R.id.pinEntry; |
| } |
| |
| @Override |
| protected void onFinishInflate() { |
| super.onFinishInflate(); |
| |
| final View ok = findViewById(R.id.key_enter); |
| if (ok != null) { |
| ok.setOnClickListener(new View.OnClickListener() { |
| @Override |
| public void onClick(View v) { |
| doHapticKeyClick(); |
| verifyPasswordAndUnlock(); |
| } |
| }); |
| } |
| |
| // The delete button is of the PIN keyboard itself in some (e.g. tablet) layouts, |
| // not a separate view |
| View pinDelete = findViewById(R.id.delete_button); |
| if (pinDelete != null) { |
| pinDelete.setVisibility(View.VISIBLE); |
| pinDelete.setOnClickListener(new OnClickListener() { |
| public void onClick(View v) { |
| CharSequence str = mPasswordEntry.getText(); |
| if (str.length() > 0) { |
| mPasswordEntry.setText(str.subSequence(0, str.length()-1)); |
| } |
| doHapticKeyClick(); |
| } |
| }); |
| pinDelete.setOnLongClickListener(new View.OnLongClickListener() { |
| public boolean onLongClick(View v) { |
| mPasswordEntry.setText(""); |
| doHapticKeyClick(); |
| return true; |
| } |
| }); |
| } |
| |
| mPasswordEntry.setKeyListener(DigitsKeyListener.getInstance()); |
| mPasswordEntry.setInputType(InputType.TYPE_CLASS_NUMBER |
| | InputType.TYPE_NUMBER_VARIATION_PASSWORD); |
| |
| mPasswordEntry.requestFocus(); |
| |
| mSecurityMessageDisplay.setTimeout(0); // don't show ownerinfo/charging status by default |
| } |
| |
| @Override |
| public void showUsabilityHint() { |
| } |
| |
| @Override |
| public void onPause() { |
| // dismiss the dialog. |
| if (mSimUnlockProgressDialog != null) { |
| mSimUnlockProgressDialog.dismiss(); |
| mSimUnlockProgressDialog = null; |
| } |
| } |
| |
| /** |
| * Since the IPC can block, we want to run the request in a separate thread |
| * with a callback. |
| */ |
| private abstract class CheckSimPin extends Thread { |
| private final String mPin; |
| |
| protected CheckSimPin(String pin) { |
| mPin = pin; |
| } |
| |
| abstract void onSimCheckResponse(final int result, final int attemptsRemaining); |
| |
| @Override |
| public void run() { |
| try { |
| final int[] result = ITelephony.Stub.asInterface(ServiceManager |
| .checkService("phone")).supplyPinReportResult(mPin); |
| post(new Runnable() { |
| public void run() { |
| onSimCheckResponse(result[0], result[1]); |
| } |
| }); |
| } catch (RemoteException e) { |
| post(new Runnable() { |
| public void run() { |
| onSimCheckResponse(PhoneConstants.PIN_GENERAL_FAILURE, -1); |
| } |
| }); |
| } |
| } |
| } |
| |
| private Dialog getSimUnlockProgressDialog() { |
| if (mSimUnlockProgressDialog == null) { |
| mSimUnlockProgressDialog = new ProgressDialog(mContext); |
| mSimUnlockProgressDialog.setMessage( |
| mContext.getString(R.string.kg_sim_unlock_progress_dialog_message)); |
| mSimUnlockProgressDialog.setIndeterminate(true); |
| mSimUnlockProgressDialog.setCancelable(false); |
| mSimUnlockProgressDialog.getWindow().setType( |
| WindowManager.LayoutParams.TYPE_KEYGUARD_DIALOG); |
| } |
| return mSimUnlockProgressDialog; |
| } |
| |
| private Dialog getSimRemainingAttemptsDialog(int remaining) { |
| String msg = getPinPasswordErrorMessage(remaining); |
| if (mRemainingAttemptsDialog == null) { |
| Builder builder = new AlertDialog.Builder(mContext); |
| builder.setMessage(msg); |
| builder.setCancelable(false); |
| builder.setNeutralButton(R.string.ok, null); |
| mRemainingAttemptsDialog = builder.create(); |
| mRemainingAttemptsDialog.getWindow().setType( |
| WindowManager.LayoutParams.TYPE_KEYGUARD_DIALOG); |
| } else { |
| mRemainingAttemptsDialog.setMessage(msg); |
| } |
| return mRemainingAttemptsDialog; |
| } |
| |
| @Override |
| protected void verifyPasswordAndUnlock() { |
| String entry = mPasswordEntry.getText().toString(); |
| |
| if (entry.length() < 4) { |
| // otherwise, display a message to the user, and don't submit. |
| mSecurityMessageDisplay.setMessage(R.string.kg_invalid_sim_pin_hint, true); |
| mPasswordEntry.setText(""); |
| mCallback.userActivity(0); |
| return; |
| } |
| |
| getSimUnlockProgressDialog().show(); |
| |
| if (!mSimCheckInProgress) { |
| mSimCheckInProgress = true; // there should be only one |
| new CheckSimPin(mPasswordEntry.getText().toString()) { |
| void onSimCheckResponse(final int result, final int attemptsRemaining) { |
| post(new Runnable() { |
| public void run() { |
| if (mSimUnlockProgressDialog != null) { |
| mSimUnlockProgressDialog.hide(); |
| } |
| if (result == PhoneConstants.PIN_RESULT_SUCCESS) { |
| KeyguardUpdateMonitor.getInstance(getContext()).reportSimUnlocked(); |
| mCallback.dismiss(true); |
| } else { |
| if (result == PhoneConstants.PIN_PASSWORD_INCORRECT) { |
| if (attemptsRemaining <= 2) { |
| // this is getting critical - show dialog |
| getSimRemainingAttemptsDialog(attemptsRemaining).show(); |
| } else { |
| // show message |
| mSecurityMessageDisplay.setMessage( |
| getPinPasswordErrorMessage(attemptsRemaining), true); |
| } |
| } else { |
| // "PIN operation failed!" - no idea what this was and no way to |
| // find out. :/ |
| mSecurityMessageDisplay.setMessage(getContext().getString( |
| R.string.kg_password_pin_failed), true); |
| } |
| if (DEBUG) Log.d(LOG_TAG, "verifyPasswordAndUnlock " |
| + " CheckSimPin.onSimCheckResponse: " + result |
| + " attemptsRemaining=" + attemptsRemaining); |
| mPasswordEntry.setText(""); |
| } |
| mCallback.userActivity(0); |
| mSimCheckInProgress = false; |
| } |
| }); |
| } |
| }.start(); |
| } |
| } |
| } |
| |