Zi 字媒體

Android開發零點起飛(第三章)筆記-ToggleButton範例改寫(3-6)     package com.jashsample; import java.io.BufferedReader; import java.io.BufferedWriter; import java.io.File; import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.InputStream; import java.io.InputStreamReader; import java.io.OutputStreamWriter; import java.net.URI; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Calendar; import java.util.HashMap; import java.util.List; import java.util.Locale; import java.util.Map; import java.util.Random; import org.apache.http.HttpResponse; import org.apache.http.client.HttpClient; import org.apache.http.client.methods.HttpGet; import org.apache.http.impl.client.DefaultHttpClient; import org.xmlpull.v1.XmlPullParser; import org.xmlpull.v1.XmlPullParserFactory; import android.media.MediaPlayer; import android.media.MediaPlayer.OnCompletionListener; import android.media.MediaRecorder; import android.net.Uri; import android.os.Bundle; import android.os.Environment; import android.provider.ContactsContract; import android.app.Activity; import android.app.AlarmManager; import android.app.AlertDialog; import android.app.PendingIntent; import android.app.SearchManager; import android.content.BroadcastReceiver; import android.content.Context; import android.content.DialogInterface; import android.content.DialogInterface.OnKeyListener; import android.content.Intent; import android.content.IntentFilter; import android.database.Cursor; import android.database.sqlite.SQLiteDatabase; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.graphics.Camera; import android.graphics.Canvas; import android.graphics.Color; import android.graphics.Matrix; import android.graphics.Paint; import android.graphics.Typeface; import android.hardware.Camera.Size; import android.hardware.Sensor; import android.hardware.SensorEvent; import android.hardware.SensorEventListener; import android.hardware.SensorManager; import android.speech.RecognizerIntent; import android.speech.tts.TextToSpeech; import android.speech.tts.TextToSpeech.OnInitListener; import android.text.format.DateFormat; import android.text.method.KeyListener; import android.view.Display; import android.view.Gravity; import android.view.KeyEvent; import android.view.Menu; import android.view.MenuItem; import android.view.MotionEvent; import android.view.Surface; import android.view.SurfaceHolder; import android.view.SurfaceView; import android.view.View; import android.view.View.OnClickListener; import android.view.View.OnTouchListener; import android.view.ViewGroup; import android.view.WindowManager; import android.view.animation.AlphaAnimation; import android.view.animation.Animation; import android.view.animation.AnimationSet; import android.view.animation.RotateAnimation; import android.view.animation.ScaleAnimation; import android.view.animation.TranslateAnimation; import android.webkit.WebView; import android.webkit.WebViewClient; import android.widget.AdapterView; import android.widget.AdapterView.OnItemClickListener; import android.widget.AdapterView.OnItemSelectedListener; import android.widget.ArrayAdapter; import android.widget.Button; import android.widget.CheckBox; import android.widget.CompoundButton; import android.widget.CompoundButton.OnCheckedChangeListener; import android.widget.EditText; import android.widget.GridView; import android.widget.ImageView; import android.widget.LinearLayout; import android.widget.ListView; import android.widget.RadioButton; import android.widget.RadioGroup; import android.widget.SimpleAdapter; import android.widget.Spinner; import android.widget.TableLayout; import android.widget.TableRow; import android.widget.TextView; import android.widget.Toast; import android.widget.ToggleButton; import android.widget.ViewFlipper; /*  * 建立ToggleButton*1，實作偵測ToggleButton狀態+顏色和文字改變。  */ /*  *  */ public class MainActivity extends Activity { public ToggleButton tb; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); LinearLayout ll = new LinearLayout(this); ll.setOrientation(LinearLayout.VERTICAL); setContentView(ll); tb=new ToggleButton(this); tb.setText("開關按鈕(按下打開)"); tb.setBackgroundColor(android.graphics.Color.YELLOW); tb.setTextOn("開關按鈕(按下關閉)"); tb.setTextOff("開關按鈕(按下打開)"); tb.setOnCheckedChangeListener(new SampleCheckedChangeListener()); ll.addView(tb); } class SampleCheckedChangeListener implements OnCheckedChangeListener { @Override public void onCheckedChanged(CompoundButton buttonView,boolean isChecked) { // TODO Auto-generated method stub if (isChecked) { tb.setBackgroundColor(android.graphics.Color.BLUE); } else { tb.setBackgroundColor(android.graphics.Color.YELLOW); } } } }