src/pl/blip/divide/ledtester/LedTester.java

   1 /*
   2     LED tester for Android platform
   3     Copyright (C) 2009-2010 Rafał Rzepecki
   4
   5     This program is free software: you can redistribute it and/or modify
   6     it under the terms of the GNU General Public License as published by
   7     the Free Software Foundation, either version 3 of the License, or
   8     (at your option) any later version.
   9
  10     This program is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13     GNU General Public License for more details.
  14
  15     You should have received a copy of the GNU General Public License
  16     along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17 */
  18
  19 package pl.blip.divide.ledtester;
  20
  21 import android.app.Activity;
  22 import android.app.AlertDialog;
  23 import android.app.Dialog;
  24 import android.app.Notification;
  25 import android.app.NotificationManager;
  26 import android.content.DialogInterface;
  27 import android.content.DialogInterface.OnClickListener;
  28 import android.os.Build;
  29 import android.os.Bundle;
  30 import android.util.Log;
  31 import android.view.KeyEvent;
  32 import android.view.View;
  33 import android.view.View.OnFocusChangeListener;
  34 import android.widget.EditText;
  35 import android.widget.SeekBar;
  36 import android.widget.TextView;
  37 import android.widget.SeekBar.OnSeekBarChangeListener;
  38 import android.widget.TextView.OnEditorActionListener;
  39
  40 public class LedTester extends Activity {
  41     public class TextEditListener implements OnEditorActionListener, OnFocusChangeListener {
  42                 private SeekBar seekBar;
  43
  44                 public TextEditListener(SeekBar seekBar) {
  45                         this.seekBar = seekBar;
  46                 }
  47
  48                 @Override
  49                 public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
  50                         updateFrom(v);
  51                         return true;
  52                 }
  53
  54                 private void updateFrom(TextView v) {
  55                         if (v == null)
  56                                 return;
  57
  58                         final int value = Integer.parseInt(v.getText().toString());
  59                         if (value == seekBar.getProgress())
  60                                 return;
  61                         seekBar.setProgress(value);
  62                         v.setText(String.valueOf(seekBar.getProgress()));
  63                         updateLedColor();
  64                 }
  65
  66                 @Override
  67                 public void onFocusChange(View v, boolean hasFocus) {
  68                         if (!hasFocus)
  69                                 updateFrom((TextView) v);
  70                 }
  71
  72         }
  73
  74         public class LabelUpdatingOnSeekBarChangeListener implements
  75                         OnSeekBarChangeListener {
  76                 private TextView myLabel;
  77                 public LabelUpdatingOnSeekBarChangeListener(TextView label) {
  78                         myLabel = label;
  79                 }
  80
  81                 @Override
  82                 public void onProgressChanged(SeekBar seekBar, int progress,
  83                                 boolean fromUser) {
  84                         final String text = Integer.toString(progress);
  85                         if (myLabel.getText().toString().equals(text))
  86                                 return;
  87                         myLabel.setText(text);
  88                 }
  89
  90                 @Override
  91                 public void onStartTrackingTouch(SeekBar seekBar) {
  92                 }
  93
  94                 @Override
  95                 public void onStopTrackingTouch(SeekBar seekBar) {
  96                 }
  97         }
  98
  99         private SeekBar redBar;
 100         private SeekBar greenBar;
 101         private SeekBar blueBar;
 102         private EditText redText;
 103         private EditText greenText;
 104         private EditText blueText;
 105         private NotificationManager notificationManager;
 106         private Notification notification;
 107         private SeekBar onBar;
 108         private EditText onText;
 109         private EditText offText;
 110         private SeekBar offBar;
 111
 112         /** Called when the activity is first created. */
 113     @Override
 114     public void onCreate(Bundle savedInstanceState) {
 115         super.onCreate(savedInstanceState);
 116         setContentView(R.layout.main);
 117
 118         redBar = (SeekBar) findViewById(R.id.red);
 119         greenBar = (SeekBar) findViewById(R.id.green);
 120         blueBar = (SeekBar) findViewById(R.id.blue);
 121         onBar = (SeekBar) findViewById(R.id.on_ms);
 122         offBar = (SeekBar) findViewById(R.id.off_ms);
 123
 124         redText = (EditText) findViewById(R.id.red_text);
 125         greenText = (EditText) findViewById(R.id.green_text);
 126         blueText = (EditText) findViewById(R.id.blue_text);
 127         onText = (EditText) findViewById(R.id.on_ms_text);
 128         offText = (EditText) findViewById(R.id.off_ms_text);
 129
 130         redBar.setOnSeekBarChangeListener(new LabelUpdatingOnSeekBarChangeListener(redText));
 131         greenBar.setOnSeekBarChangeListener(new LabelUpdatingOnSeekBarChangeListener(greenText));
 132         blueBar.setOnSeekBarChangeListener(new LabelUpdatingOnSeekBarChangeListener(blueText));
 133         onBar.setOnSeekBarChangeListener(new LabelUpdatingOnSeekBarChangeListener(onText));
 134         offBar.setOnSeekBarChangeListener(new LabelUpdatingOnSeekBarChangeListener(offText));
 135
 136         TextEditListener tel;
 137         tel = new TextEditListener(redBar);
 138         redText.setOnEditorActionListener(tel);
 139         redText.setOnFocusChangeListener(tel);
 140         tel = new TextEditListener(greenBar);
 141         greenText.setOnEditorActionListener(tel);
 142         greenText.setOnFocusChangeListener(tel);
 143         tel = new TextEditListener(blueBar);
 144         blueText.setOnEditorActionListener(tel);
 145         blueText.setOnFocusChangeListener(tel);
 146         tel = new TextEditListener(onBar);
 147         onText.setOnEditorActionListener(tel);
 148         onText.setOnFocusChangeListener(tel);
 149         tel = new TextEditListener(offBar);
 150         offText.setOnEditorActionListener(tel);
 151         offText.setOnFocusChangeListener(tel);
 152
 153         notificationManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
 154         notification = new Notification();
 155         notification.ledOffMS = 0;
 156         notification.ledOnMS = 5000;
 157         notification.flags = Notification.FLAG_SHOW_LIGHTS;
 158
 159         printSystemInfo();
 160
 161         showDialog(0);
 162     }
 163
 164     @Override
 165     protected Dialog onCreateDialog(int id) {
 166         return new AlertDialog.Builder(this)
 167                 .setMessage(R.string.welcome_text)
 168                 .setPositiveButton(android.R.string.ok, new OnClickListener() {
 169                         @Override
 170                         public void onClick(DialogInterface dialog, int which) {
 171                                 dialog.dismiss();
 172                         }
 173         }).create();
 174     }
 175
 176         private void printSystemInfo() {
 177                 Log.i("LedTester", "System info:\n" +
 178                                 "\tBoard: " + Build.BOARD +
 179                                 "\n\tBrand: " + Build.BRAND +
 180                                 "\n\tDevice: " + Build.DEVICE +
 181                                 "\n\tDisplay: " + Build.DISPLAY +
 182                                 "\n\tFingerprint: " + Build.FINGERPRINT +
 183                                 "\n\tHost: " + Build.HOST +
 184                                 "\n\tID: " + Build.ID +
 185                                 "\n\tModel: " + Build.MODEL +
 186                                 "\n\tProduct: " + Build.PRODUCT +
 187                                 "\n\tTags: " + Build.TAGS +
 188                                 "\n\tType: " + Build.TYPE +
 189                                 "\n\tUser: " + Build.USER
 190                 );
 191         }
 192
 193         public void updateLedColor() {
 194                 int red = redBar.getProgress();
 195                 int green = greenBar.getProgress();
 196                 int blue = blueBar.getProgress();
 197
 198                 int color = 0xff000000 | (red << 16) | (green << 8) | blue;
 199
 200                 notification.ledARGB = color;
 201
 202         notification.ledOffMS = offBar.getProgress();
 203         notification.ledOnMS = onBar.getProgress();
 204
 205         notificationManager.notify(0, notification);
 206         }
 207
 208         @Override
 209         protected void onPause() {
 210                 super.onPause();
 211                 notificationManager.cancel(0);
 212         }
 213
 214         @Override
 215         protected void onResume() {
 216                 super.onResume();
 217                 updateLedColor();
 218         }
 219 }