Fix 2332563: Add password-lock support to lockscreen

1 files changed, 114 insertions, 0 deletions

diff --git a/src/com/android/settings/ConfirmLockPassword.java b/src/com/android/settings/ConfirmLockPassword.java
new file mode 100644
index 0000000..0cbc158
--- /dev/null
+++ b/src/com/android/settings/ConfirmLockPassword.java
@@ -0,0 +1,114 @@
+/*
+ * 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 android.app.Activity;
+import android.os.Bundle;
+import android.os.Handler;
+import android.text.Editable;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.widget.Button;
+import android.widget.TextView;
+
+public class ConfirmLockPassword extends Activity implements OnClickListener {
+    private static final long ERROR_MESSAGE_TIMEOUT = 3000;
+    private final int digitIds[] = new int[] { R.id.zero, R.id.one, R.id.two, R.id.three,
+            R.id.four, R.id.five, R.id.six, R.id.seven, R.id.eight, R.id.nine };
+    private TextView mPasswordTextView;
+    private LockPatternUtils mLockPatternUtils;
+    private TextView mHeaderText;
+    private Handler mHandler = new Handler();
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        mLockPatternUtils = new LockPatternUtils(getContentResolver());
+        initViews();
+    }
+
+    private void initViews() {
+        int mode = mLockPatternUtils.getPasswordMode();
+        if (LockPatternUtils.MODE_PIN == mode || LockPatternUtils.MODE_PASSWORD == mode) {
+            setContentView(R.layout.confirm_lock_pin);
+            for (int i = 0; i < digitIds.length; i++) {
+                Button button = (Button) findViewById(digitIds[i]);
+                button.setOnClickListener(this);
+                button.setText(Integer.toString(i));
+            }
+            findViewById(R.id.ok).setOnClickListener(this);
+            findViewById(R.id.cancel).setOnClickListener(this);
+        }
+        findViewById(R.id.backspace).setOnClickListener(this);
+        mPasswordTextView = (TextView) findViewById(R.id.pinDisplay);
+        mHeaderText = (TextView) findViewById(R.id.headerText);
+        mHeaderText.setText(R.string.lockpassword_confirm_your_password_header);
+    }
+
+    public void onClick(View v) {
+        switch (v.getId()) {
+            case R.id.ok:
+                {
+                    final String pin = mPasswordTextView.getText().toString();
+                    if (mLockPatternUtils.checkPassword(pin)) {
+                        setResult(RESULT_OK);
+                        finish();
+                    } else {
+                        showError(R.string.lockpattern_need_to_unlock_wrong);
+                    }
+                }
+                break;
+
+            case R.id.backspace:
+                {
+                    final Editable digits = mPasswordTextView.getEditableText();
+                    final int len = digits.length();
+                    if (len > 0) {
+                        digits.delete(len-1, len);
+                    }
+                }
+                break;
+
+            case R.id.cancel:
+                setResult(RESULT_CANCELED);
+                finish();
+                break;
+
+            default:
+                // Digits
+                for (int i = 0; i < digitIds.length; i++) {
+                    if (v.getId() == digitIds[i]) {
+                        mPasswordTextView.append(Integer.toString(i));
+                        return;
+                    }
+                }
+                break;
+        }
+    }
+
+    private void showError(int msg) {
+        mHeaderText.setText(msg);
+        mPasswordTextView.setText(null);
+        mHandler.postDelayed(new Runnable() {
+            public void run() {
+                mHeaderText.setText(R.string.lockpassword_confirm_your_password_header);
+            }
+        }, ERROR_MESSAGE_TIMEOUT);
+    }
+}