view.setImageResource(R.drawable.icon);<br style="word-wrap:break-word;">
48 android 提示信息<br style="word-wrap:break-word;">
Toast toast = Toast.makeText(this, "hello", Toast.LENGTH_LONG);&nbsp;<br style="word-wrap:break-word;">
toast.show();<br style="word-wrap:break-word;">
49 android 创建单选框以及单选组<br style="word-wrap:break-word;">
RadioButton radioButton = new RadioButton(this);<br style="word-wrap:break-word;">
RadioButton radioButton2 = new RadioButton(this);<br style="word-wrap:break-word;">
radioButton.setText("yes");<br style="word-wrap:break-word;">
radioButton2.setText("no");<br style="word-wrap:break-word;">
RadioGroup radioGroup = new RadioGroup(this);<br style="word-wrap:break-word;">
radioGroup.addView(radioButton);<br style="word-wrap:break-word;">
radioGroup.addView(radioButton2);<br style="word-wrap:break-word;">
50 android 新建播放器<br style="word-wrap:break-word;">
MediaPlayer MediaPlayer = new MediaPlayer();<br style="word-wrap:break-word;">
51 android 媒体播放器使用<br style="word-wrap:break-word;">
//创建MediaPlayer<br style="word-wrap:break-word;">
MediaPlayer player = new MediaPlayer();<br style="word-wrap:break-word;">
//重置MediaPlayer<br style="word-wrap:break-word;">
player.reset();<br style="word-wrap:break-word;">
try {<br style="word-wrap:break-word;">
//设置要播放的文件的路径&nbsp;&nbsp;player.setDataSource("/sdcard/1.mp3");<br style="word-wrap:break-word;">
//准备播放&nbsp; &nbsp;player.prepare();<br style="word-wrap:break-word;">
}<br style="word-wrap:break-word;">
catch (Exception e) {}<br style="word-wrap:break-word;">
//开始播放<br style="word-wrap:break-word;">
player.start();<br style="word-wrap:break-word;">
//设置播放完毕事件<br style="word-wrap:break-word;">
player.setOnCompletionListener(new OnCompletionListener(){<br style="word-wrap:break-word;">
public void onCompletion(MediaPlayer player) {<br style="word-wrap:break-word;">
//播完一首循环try {<br style="word-wrap:break-word;">
//再次准备播放&nbsp; &nbsp;player.prepare();<br style="word-wrap:break-word;">
}&nbsp; &nbsp; catch (Exception e) {}&nbsp; &nbsp;player.start();<br style="word-wrap:break-word;">
}});<br style="word-wrap:break-word;">
52 android 媒体播放器暂停<br style="word-wrap:break-word;">
player.pause();<br style="word-wrap:break-word;">
53 android 清空cookies<br style="word-wrap:break-word;">
CookieManager.getInstance().removeAllCookie();<br style="word-wrap:break-word;">
54 android 文本设置粗体<br style="word-wrap:break-word;">
TextView textView = new TextView(this);<br style="word-wrap:break-word;">
TextPaint textPaint = textView.getPaint();<br style="word-wrap:break-word;">
textPaint.setFakeBoldText(true);<br style="word-wrap:break-word;">
55 android 网络权限配置<br style="word-wrap:break-word;">
&lt;uses-permission android:name="android.permission.INTERNET" /&gt;<br style="word-wrap:break-word;">
56 android GL设定背景色<br style="word-wrap:break-word;">
gl.glClearColor(0.5f, 0.2f, 0.2f, 1.0f);<br style="word-wrap:break-word;">
gl.glClear(GL10.GL_COLOR_BUFFER_BIT);<br style="word-wrap:break-word;">
57 android 创建GL画布<br style="word-wrap:break-word;">
public class My3DView extends GLSurfaceView {<br style="word-wrap:break-word;">
private GLSurfaceView.Renderer renderer;<br style="word-wrap:break-word;">
public My3DView(Context context) {<br style="word-wrap:break-word;">
super(context);<br style="word-wrap:break-word;">
renderer = new My3DRender();<br style="word-wrap:break-word;">
setRenderer(renderer);<br style="word-wrap:break-word;">
}}<br style="word-wrap:break-word;">
58 android 创建复选框<br style="word-wrap:break-word;">
CheckBox checkBox = new CheckBox(this);<br style="word-wrap:break-word;">
59 android 复选框监听选择/取消事件<br style="word-wrap:break-word;">
checkBox.setOnCheckedChangeListener(new OnCheckedChangeListener() {<br style="word-wrap:break-word;">
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {<br style="word-wrap:break-word;">
Log.i("QSR","TEST");<br style="word-wrap:break-word;">
}<br style="word-wrap:break-word;">
});<br style="word-wrap:break-word;">
60 android 创建菜单<br style="word-wrap:break-word;">
//重写下面这个函数<br style="word-wrap:break-word;">
public boolean onCreateOptionsMenu(Menu menu) {&nbsp;&nbsp;<br style="word-wrap:break-word;">
super.onCreateOptionsMenu(menu);&nbsp;&nbsp;<br style="word-wrap:break-word;">
menu.add(0, 1, 1, "test1");&nbsp;&nbsp;<br style="word-wrap:break-word;">
menu.add(0, 2, 2, "test2");&nbsp;&nbsp;<br style="word-wrap:break-word;">
menu.add(0, 3, 3, "test3");&nbsp;&nbsp;<br style="word-wrap:break-word;">
menu.add(0, 4, 4, "test4");&nbsp;&nbsp;<br style="word-wrap:break-word;">
return true;&nbsp;<br style="word-wrap:break-word;">
61 android 处理菜单选择事件<br style="word-wrap:break-word;">
public boolean onOptionsItemSelected(MenuItem item)<br style="word-wrap:break-word;">
{<br style="word-wrap:break-word;">
int id = item.getItemId();<br style="word-wrap:break-word;">
switch (id) {<br style="word-wrap:break-word;">
case 1:<br style="word-wrap:break-word;">
Log.i("QSR","1");<br style="word-wrap:break-word;">
break;<br style="word-wrap:break-word;">
case 2:<br style="word-wrap:break-word;">
Log.i("QSR","2");<br style="word-wrap:break-word;">
break;<br style="word-wrap:break-word;">
case 3:<br style="word-wrap:break-word;">
Log.i("QSR","3");<br style="word-wrap:break-word;">
break;<br style="word-wrap:break-word;">
case 4:<br style="word-wrap:break-word;">
Log.i("QSR","4");<br style="word-wrap:break-word;">
break;<br style="word-wrap:break-word;">
default:<br style="word-wrap:break-word;">
break;<br style="word-wrap:break-word;">
}<br style="word-wrap:break-word;">
return super.onOptionsItemSelected(item);<br style="word-wrap:break-word;">
}<br style="word-wrap:break-word;">
}&nbsp;<br style="word-wrap:break-word;">
62 android 允许程序访问GPS(XML配置)<br style="word-wrap:break-word;">
&lt;uses-permission android:name="android.permission.ACCESS_FINE_LOCATION"/&gt;<br style="word-wrap:break-word;">
63 android 允许程序访问GSM网络信息(XML配置)<br style="word-wrap:break-word;">
&lt;uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/&gt;<br style="word-wrap:break-word;">
64 android 允许程序访问WIFI网络信息(XML配置)<br style="word-wrap:break-word;">
&lt;uses-permission android:name="android.