1 /* 2 * Copyright (C) 2012 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not 5 * use this file except in compliance with the License. You may obtain a copy of 6 * the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 12 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 13 * License for the specific language governing permissions and limitations under 14 * the License. 15 */ 16 17 package com.android.tools.sdkcontroller.activities; 18 19 import android.content.Intent; 20 import android.os.Bundle; 21 import android.util.Log; 22 import android.view.View; 23 import android.view.View.OnClickListener; 24 import android.webkit.WebView; 25 import android.widget.Button; 26 import android.widget.CompoundButton; 27 import android.widget.CompoundButton.OnCheckedChangeListener; 28 import android.widget.TextView; 29 import android.widget.ToggleButton; 30 31 import com.android.tools.sdkcontroller.R; 32 import com.android.tools.sdkcontroller.service.ControllerService; 33 import com.android.tools.sdkcontroller.service.ControllerService.ControllerBinder; 34 import com.android.tools.sdkcontroller.service.ControllerService.ControllerListener; 35 36 /** 37 * Main activity. It's the entry point for the application. 38 * It allows the user to start/stop the service and see it's current state and errors. 39 * It also has buttons to start either the sensor control activity or the multitouch activity. 40 */ 41 public class MainActivity extends BaseBindingActivity { 42 43 @SuppressWarnings("hiding") 44 public static String TAG = MainActivity.class.getSimpleName(); 45 private static boolean DEBUG = true; 46 private Button mBtnOpenMultitouch; 47 private Button mBtnOpenSensors; 48 private ToggleButton mBtnToggleService; 49 private TextView mTextError; 50 private TextView mTextStatus; 51 52 /** Called when the activity is first created. */ 53 @Override 54 public void onCreate(Bundle savedInstanceState) { 55 super.onCreate(savedInstanceState); 56 setContentView(R.layout.main); 57 58 mTextError = (TextView) findViewById(R.id.textError); 59 mTextStatus = (TextView) findViewById(R.id.textStatus); 60 61 WebView wv = (WebView) findViewById(R.id.webIntro); 62 wv.loadUrl("file:///android_asset/intro_help.html"); 63 64 setupButtons(); 65 } 66 67 @Override 68 protected void onResume() { 69 // BaseBindingActivity.onResume will bind to the service. 70 super.onResume(); 71 updateError(); 72 } 73 74 @Override 75 protected void onPause() { 76 // BaseBindingActivity.onResume will unbind from (but not stop) the service. 77 super.onPause(); 78 } 79 80 @Override 81 public void onBackPressed() { 82 if (DEBUG) Log.d(TAG, "onBackPressed"); 83 // If back is pressed, we stop the service automatically. 84 // It seems more intuitive that way. 85 stopService(); 86 super.onBackPressed(); 87 } 88 89 // ---------- 90 91 @Override 92 protected void onServiceConnected() { 93 updateButtons(); 94 } 95 96 @Override 97 protected void onServiceDisconnected() { 98 updateButtons(); 99 } 100 101 @Override 102 protected ControllerListener createControllerListener() { 103 return new MainControllerListener(); 104 } 105 106 // ---------- 107 108 private void setupButtons() { 109 mBtnOpenMultitouch = (Button) findViewById(R.id.btnOpenMultitouch); 110 mBtnOpenSensors = (Button) findViewById(R.id.btnOpenSensors); 111 112 mBtnOpenMultitouch.setOnClickListener(new OnClickListener() { 113 @Override 114 public void onClick(View v) { 115 // Open the multi-touch activity. 116 Intent i = new Intent(MainActivity.this, MultiTouchActivity.class); 117 startActivity(i); 118 } 119 }); 120 121 mBtnOpenSensors.setOnClickListener(new OnClickListener() { 122 @Override 123 public void onClick(View v) { 124 // Open the sensor activity. 125 Intent i = new Intent(MainActivity.this, SensorActivity.class); 126 startActivity(i); 127 } 128 }); 129 130 mBtnToggleService = (ToggleButton) findViewById(R.id.toggleService); 131 132 // set initial state 133 updateButtons(); 134 135 mBtnToggleService.setOnCheckedChangeListener(new OnCheckedChangeListener() { 136 @Override 137 public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) { 138 if (isChecked) { 139 bindToService(); 140 updateButtons(); 141 } else { 142 stopService(); 143 updateButtons(); 144 } 145 } 146 }); 147 148 } 149 150 private void updateButtons() { 151 boolean running = ControllerService.isServiceIsRunning(); 152 mBtnOpenMultitouch.setEnabled(running); 153 mBtnOpenSensors.setEnabled(running); 154 mBtnToggleService.setChecked(running); 155 } 156 157 /** 158 * Unbind and then actually stops the service. 159 */ 160 private void stopService() { 161 Intent service = new Intent(this, ControllerService.class); 162 unbindFromService(); 163 if (DEBUG) Log.d(TAG, "stop service requested"); 164 stopService(service); 165 } 166 167 private class MainControllerListener implements ControllerListener { 168 @Override 169 public void onErrorChanged() { 170 runOnUiThread(new Runnable() { 171 @Override 172 public void run() { 173 updateError(); 174 } 175 }); 176 } 177 178 @Override 179 public void onStatusChanged() { 180 runOnUiThread(new Runnable() { 181 @Override 182 public void run() { 183 updateStatus(); 184 } 185 }); 186 } 187 } 188 189 private void updateError() { 190 ControllerBinder binder = getServiceBinder(); 191 String error = binder == null ? "" : binder.getServiceError(); 192 if (error == null) { 193 error = ""; 194 } 195 196 mTextError.setVisibility(error.length() == 0 ? View.GONE : View.VISIBLE); 197 mTextError.setText(error); 198 } 199 200 private void updateStatus() { 201 ControllerBinder binder = getServiceBinder(); 202 boolean connected = binder == null ? false : binder.isEmuConnected(); 203 mTextStatus.setText( 204 getText(connected ? R.string.main_service_status_connected 205 : R.string.main_service_status_disconnected)); 206 207 } 208 }
