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Android应用之基本的组件(一)-LMLPHP

注意:按钮间方法的改变需要:     android:onClick="clearNoti"    添加相应的方法即可

1.点击状态栏按钮时:

public void Notification(View v){

showNotification("亲来短信了","5557","我喜欢你", R.drawable.ic_launcher, R.drawable.ic_launcher);
}
public void showNotification(String tickerText,String contentTitle,String contentText ,int iconId,int notiId ){
 notificationManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
//创建一个Notification 
 Notification  notification = new Notification();
 //设置发出信息的内容
 notification.icon =iconId;
 //设置发出的信息
 notification.tickerText=tickerText;
 //设置发出通知的时间
 notification.when=System.currentTimeMillis();
 //设置显示通知的默认的发声或者振动,Light效果
 notification.defaults=Notification.DEFAULT_VIBRATE;//振动的效果
 //3步:  PendingIntent  Android系统负责维护
 PendingIntent pendingIntent = PendingIntent.getActivity(this, 0,getIntent() ,0);
//Notification notification = new Notification(R.drawable.ic_launcher, "有新的消息", System.currentTimeMillis());
 //4步;设置更加详细的信息
notification.setLatestEventInfo(this, contentTitle,contentText,pendingIntent);
//5步:使用notificationManager对象的notify方法 显示Notification消息   需要制定 Notification的标识
 notificationManager.notify(notiId,notification);

}  效果图:Android应用之基本的组件(一)-LMLPHPAndroid应用之基本的组件(一)-LMLPHP

2.点击清楚状态按钮时:

//清除的操作
public void clearNoti(View v ){

notificationManager.cancelAll();//清除所有
}

Android应用之基本的组件(一)-LMLPHP

3点击创建对对话框时:   public void DiaLog(){
  AlertDialog alertDialog = new AlertDialog.Builder(this)
.setIcon(R.drawable.mw)
                    .setTitle("DiaLog").setMessage("是否创建文件")
                    .setPositiveButton("确认",new DialogInterface.OnClickListener() {

@Override
public void onClick(DialogInterface dialog, int which) {
 
new AlertDialog.Builder(MainActivity.this).setMessage("您点击了确认按钮,文件已经被创建").show();
}
                    })
.setNegativeButton("取消",new DialogInterface.OnClickListener() {

@Override
public void onClick(DialogInterface dialog, int which) {
new AlertDialog.Builder(MainActivity.this)
.setMessage("您已经选择了取消的按钮,该文件不会被创建").create()
.show();

}

}).show();
   }

Android应用之基本的组件(一)-LMLPHPAndroid应用之基本的组件(一)-LMLPHPAndroid应用之基本的组件(一)-LMLPHP

4。点击简单列表对话框

public void Simplelistdialog(View v){
final String items[] = {"java","php","3g",".net"};
AlertDialog alertDialog = new AlertDialog.Builder(this)
.setTitle("简单列表对话框").setItems(items, new DialogInterface.OnClickListener() {

@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(getApplicationContext(), "亲,你喜欢的科目是:"+items[which],Toast.LENGTH_LONG).show();

}
}).show();
                  
   }

Android应用之基本的组件(一)-LMLPHP

5.点击单选列表对话框

public void Radiolistdialog(View v){
  final String items[] = {"java","php","3g",".net"};
AlertDialog alertDialog = new AlertDialog.Builder(this).setTitle("单选列表对话框")
//.setSingleChoiceItems(items, checkedItem, listener)
  //.setSingleChoiceItems(itemsId, checkedItem, listener)
//.setSingleChoiceItems(cursor, checkedItem, labelColumn, listener)  labelColumn如果数据源是数据集
//数据集中的某一列会作为列表对话框的数据加载的列表框中,该参数表示该列的名称(字段名称)

.setSingleChoiceItems(items,1, new DialogInterface.OnClickListener() {

@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(getApplicationContext(), "亲,你喜欢的科目是:"+items[which],Toast.LENGTH_LONG).show();

}
}).show();
   }
   Android应用之基本的组件(一)-LMLPHP

7.点击多选列表对话框

public void Multiselectlistdialog(View v){
 final String items[]={"Java","PHP","3G",".NET"};

new AlertDialog.Builder(this).setTitle("多选列表对话框")
//.setMultiChoiceItems(itemsId, checkedItems, listener)
//.setMultiChoiceItems(cursor, isCheckedColumn, labelColumn, listener)
.setMultiChoiceItems(items, new boolean[]{false,true,true,false}, new DialogInterface.OnMultiChoiceClickListener() {

@Override
public void onClick(DialogInterface dialog, int which, boolean isChecked) {

if(isChecked){
Toast.makeText(getApplicationContext(), "亲,你选中的科目是:"+items[which], Toast.LENGTH_LONG).show();
}

}
}).setPositiveButton("确认", new DialogInterface.OnClickListener() {

@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(getApplicationContext(), "亲,你喜欢的科目有:", Toast.LENGTH_LONG).show();
}
}).show();
}Android应用之基本的组件(一)-LMLPHP

8.点击进度条

public void ProgressDialog(View v){
handler = new Handler(){
  @Override
public void handleMessage(Message msg) {

super.handleMessage(msg);
switch(msg.what){
case PRO:
if(PRO>=MAX_PROGRESS){
//重新设置
progress=0;
progressDialog.dismiss();//销毁对话框
 
}else{
progress++;
progressDialog.incrementProgressBy(1);
//延迟发送消息
handler.sendEmptyMessageDelayed(PRO,100);
}
break;
default:
 break;
}

};
      progressDialog = new ProgressDialog(this);
      progressDialog.setIcon(R.drawable.mw);
      progressDialog.setTitle("正在处理数据......");
      progressDialog.setMessage("请稍后.....");
      progressDialog.setProgressStyle(ProgressDialog.STYLE_SPINNER); //设置进度条对话框  (水平,旋体)
      //设置最大值
      progressDialog.setMax(MAX_PROGRESS);
      progressDialog.setButton("暂停",new DialogInterface.OnClickListener() {

@Override
public void onClick(DialogInterface dialog, int which) {
handler.removeMessages(PRO);

}
});
      progressDialog.setButton2("取消", new DialogInterface.OnClickListener() {

@Override
public void onClick(DialogInterface dialog, int which) {

//删除消息队列
handler.removeMessages(PRO);
//恢复进度初始值
progress=0;
progressDialog.setProgress(progress);
}
});
      //显示 
      progressDialog.show();
      //必须设置到show之后,show之前可能bug
      progress = (progress>0) ?progress:0;
      progressDialog.setProgress(progress);
      
      //线程
      handler.sendEmptyMessage(PRO);
}Android应用之基本的组件(一)-LMLPHPAndroid应用之基本的组件(一)-LMLPHP

还有一种效果是:

Android应用之基本的组件(一)-LMLPHP

9.点击自定义表对话框

public void MyDialog(View v){
    
LayoutInflater  layoutInflater = getLayoutInflater();
View view = layoutInflater.inflate(R.layout.activity_main, null); //R.layout.activty_main自定义的布局文件这里可以是自己随意定义的
new AlertDialog.Builder(this).setView(view).setTitle("自定义的对话框").setPositiveButton("确认按钮", new DialogInterface.OnClickListener() {

@Override
public void onClick(DialogInterface dialog, int which) {
//处理

}
}).show();

}Android应用之基本的组件(一)-LMLPHP

05-11 20:42