/* * Copyright (C) 2013 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.example.android.apis.content; import android.app.Activity; //import android.content.UndoManager; import android.os.Parcelable; import android.view.View; import android.widget.Button; import com.example.android.apis.R; import android.os.Bundle; import android.widget.TextView; /** * Simple example of using an UndoManager for editing text in a TextView. */ public class TextUndoActivity extends Activity { //UndoManager mUndoManager; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); /* mUndoManager = new UndoManager(); if (savedInstanceState != null) { Parcelable p = savedInstanceState.getParcelable("undo"); if (p != null) { mUndoManager.restoreInstanceState(p); } } */ setContentView(R.layout.text_undo); /* ((TextView)findViewById(R.id.text)).setUndoManager(mUndoManager, "text"); ((Button)findViewById(R.id.undo)).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mUndoManager.undo(null, 1); } }); ((Button)findViewById(R.id.redo)).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mUndoManager.redo(null, 1); } }); */ } @Override protected void onSaveInstanceState(Bundle outState) { super.onSaveInstanceState(outState); //outState.putParcelable("undo", mUndoManager.saveInstanceState()); } }