auto import from //depot/cupcake/@135843
diff --git a/src/com/android/calculator2/Calculator.java b/src/com/android/calculator2/Calculator.java
new file mode 100644
index 0000000..eb7453d
--- /dev/null
+++ b/src/com/android/calculator2/Calculator.java
@@ -0,0 +1,161 @@
+/*
+ * Copyright (C) 2008 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.calculator2;
+
+import android.app.Activity;
+import android.os.Bundle;
+import android.util.Log;
+import android.util.Config;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.view.Window;
+import android.view.View;
+import android.widget.Button;
+import android.widget.ListView;
+import android.content.res.Configuration;
+
+public class Calculator extends Activity {
+ EventListener mListener = new EventListener();
+ private CalculatorDisplay mDisplay;
+ private Persist mPersist;
+ private History mHistory;
+ private Logic mLogic;
+ private PanelSwitcher mPanelSwitcher;
+
+ private static final int CMD_CLEAR_HISTORY = 1;
+ private static final int CMD_BASIC_PANEL = 2;
+ private static final int CMD_ADVANCED_PANEL = 3;
+
+ static final int BASIC_PANEL = 0;
+ static final int ADVANCED_PANEL = 1;
+
+ private static final String LOG_TAG = "Calculator";
+ private static final boolean DEBUG = false;
+ private static final boolean LOG_ENABLED = DEBUG ? Config.LOGD : Config.LOGV;
+
+ @Override
+ public void onCreate(Bundle icicle) {
+ super.onCreate(icicle);
+ requestWindowFeature(Window.FEATURE_NO_TITLE);
+ setContentView(R.layout.main);
+
+ mPersist = new Persist(this);
+ mHistory = mPersist.history;
+
+ mDisplay = (CalculatorDisplay) findViewById(R.id.display);
+
+ mLogic = new Logic(this, mHistory, mDisplay, (Button) findViewById(R.id.equal));
+ HistoryAdapter historyAdapter = new HistoryAdapter(this, mHistory, mLogic);
+ mHistory.setObserver(historyAdapter);
+ View view;
+ mPanelSwitcher = (PanelSwitcher) findViewById(R.id.panelswitch);
+
+ mListener.setHandler(mLogic, mPanelSwitcher);
+
+ mDisplay.setOnKeyListener(mListener);
+
+
+ if ((view = findViewById(R.id.del)) != null) {
+ view.setOnClickListener(mListener);
+ view.setOnLongClickListener(mListener);
+ }
+ /*
+ if ((view = findViewById(R.id.clear)) != null) {
+ view.setOnClickListener(mListener);
+ }
+ */
+
+ /*
+ ListView historyPad = (ListView) findViewById(R.id.historyPad);
+ if (historyPad != null) {
+ historyPad.setAdapter(historyAdapter);
+ }
+ */
+ }
+
+ @Override
+ public boolean onCreateOptionsMenu(Menu menu) {
+ super.onCreateOptionsMenu(menu);
+ MenuItem item;
+
+ item = menu.add(0, CMD_CLEAR_HISTORY, 0, R.string.clear_history);
+ item.setIcon(R.drawable.clear_history);
+
+ item = menu.add(0, CMD_ADVANCED_PANEL, 0, R.string.advanced);
+ item.setIcon(R.drawable.advanced);
+
+ item = menu.add(0, CMD_BASIC_PANEL, 0, R.string.basic);
+ item.setIcon(R.drawable.simple);
+
+ return true;
+ }
+
+ @Override
+ public boolean onPrepareOptionsMenu(Menu menu) {
+ super.onPrepareOptionsMenu(menu);
+ menu.findItem(CMD_BASIC_PANEL).setVisible(mPanelSwitcher != null &&
+ mPanelSwitcher.getCurrentIndex() == ADVANCED_PANEL);
+
+ menu.findItem(CMD_ADVANCED_PANEL).setVisible(mPanelSwitcher != null &&
+ mPanelSwitcher.getCurrentIndex() == BASIC_PANEL);
+
+ return true;
+ }
+
+ @Override
+ public boolean onOptionsItemSelected(MenuItem item) {
+ switch (item.getItemId()) {
+ case CMD_CLEAR_HISTORY:
+ mHistory.clear();
+ break;
+
+ case CMD_BASIC_PANEL:
+ if (mPanelSwitcher != null &&
+ mPanelSwitcher.getCurrentIndex() == ADVANCED_PANEL) {
+ mPanelSwitcher.moveRight();
+ }
+ break;
+
+ case CMD_ADVANCED_PANEL:
+ if (mPanelSwitcher != null &&
+ mPanelSwitcher.getCurrentIndex() == BASIC_PANEL) {
+ mPanelSwitcher.moveLeft();
+ }
+ break;
+ }
+ return super.onOptionsItemSelected(item);
+ }
+
+ @Override
+ protected void onSaveInstanceState(Bundle icicle) {
+ // as work-around for ClassCastException in TextView on restart
+ // avoid calling superclass, to keep icicle empty
+ }
+
+ @Override
+ public void onPause() {
+ super.onPause();
+ mLogic.updateHistory();
+ mPersist.save();
+ }
+
+ static void log(String message) {
+ if (LOG_ENABLED) {
+ Log.v(LOG_TAG, message);
+ }
+ }
+}