Add backup password setting UI

Bug 4901637

Change-Id: I515f1475d3675285a830b4b5ddd1f011f1b56e3a

1 files changed, 106 insertions, 0 deletions

diff --git a/src/com/android/settings/SetFullBackupPassword.java b/src/com/android/settings/SetFullBackupPassword.java
new file mode 100644
index 0000000..9f3f29f
--- /dev/null
+++ b/src/com/android/settings/SetFullBackupPassword.java
@@ -0,0 +1,106 @@
+/*
+ * Copyright (C) 2011 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 android.app.Activity;
+import android.app.backup.IBackupManager;
+import android.os.Bundle;
+import android.os.RemoteException;
+import android.os.ServiceManager;
+import android.util.Log;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.widget.Button;
+import android.widget.TextView;
+import android.widget.Toast;
+
+public class SetFullBackupPassword extends Activity {
+    static final String TAG = "SetFullBackupPassword";
+
+    IBackupManager mBackupManager;
+    TextView mCurrentPw, mNewPw, mConfirmNewPw;
+    Button mCancel, mSet;
+
+    OnClickListener mButtonListener = new OnClickListener() {
+        @Override
+        public void onClick(View v) {
+            if (v == mSet) {
+                final String curPw = mCurrentPw.getText().toString();
+                final String newPw = mNewPw.getText().toString();
+                final String confirmPw = mConfirmNewPw.getText().toString();
+
+                if (!newPw.equals(confirmPw)) {
+                    // Mismatch between new pw and its confirmation re-entry
+Log.i(TAG, "password mismatch");
+                    Toast.makeText(SetFullBackupPassword.this,
+                            "!!! New password and confirmation don't match !!!",
+                            Toast.LENGTH_LONG).show();
+                    return;
+                }
+
+                // TODO: should we distinguish cases of has/hasn't set a pw before?
+
+                if (setBackupPassword(curPw, newPw)) {
+                    // success
+Log.i(TAG, "password set successfully");
+                    Toast.makeText(SetFullBackupPassword.this,
+                            "!!! New backup password set !!!",
+                            Toast.LENGTH_LONG).show();
+                    finish();
+                } else {
+                    // failure -- bad existing pw, usually
+Log.i(TAG, "failure; password mismatch?");
+                    Toast.makeText(SetFullBackupPassword.this,
+                            "!!! Failure setting backup password !!!",
+                            Toast.LENGTH_LONG).show();
+                }
+            } else if (v == mCancel) {
+                finish();
+            } else {
+                Log.w(TAG, "Click on unknown view");
+            }
+        }
+    };
+
+    @Override
+    public void onCreate(Bundle icicle) {
+        super.onCreate(icicle);
+
+        mBackupManager = IBackupManager.Stub.asInterface(ServiceManager.getService("backup"));
+
+        setContentView(R.layout.set_backup_pw);
+
+        mCurrentPw = (TextView) findViewById(R.id.current_backup_pw);
+        mNewPw = (TextView) findViewById(R.id.new_backup_pw);
+        mConfirmNewPw = (TextView) findViewById(R.id.confirm_new_backup_pw);
+
+        mCancel = (Button) findViewById(R.id.backup_pw_cancel_button);
+        mSet = (Button) findViewById(R.id.backup_pw_set_button);
+
+        mCancel.setOnClickListener(mButtonListener);
+        mSet.setOnClickListener(mButtonListener);
+    }
+
+    private boolean setBackupPassword(String currentPw, String newPw) {
+        try {
+            return mBackupManager.setBackupPassword(currentPw, newPw);
+        } catch (RemoteException e) {
+            Log.e(TAG, "Unable to communicate with backup manager");
+            return false;
+        }
+    }
+}