[android]_[Notication的使用]
2016-02-21 22:46
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相信多数人都知道安卓上的通知,这原本是安卓系统的一大特点,早期iOS和wp还没有。
一、创建通知的步骤:
1.创建NotificationManager
2.创建Notification
3.调用NotificationManager的方法notify()产生通知
代码如下:
NotificationManager manager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
Notification notification = new Notification.Builder(this)
.setContentTitle("This is content title")
.setContentText("This is ticker text")
.setSmallIcon(R.mipmap.ic_launcher)
.build();
manager.notify(1, notification);
二、通知的其它属性
1.点击通知框弹出窗口
2.弹出窗口后关闭通知
例子完整代码:
MainActivity:
package com.example.administrator.notification;
import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.Context;
import android.content.Intent;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
public class MainActivity extends AppCompatActivity implements View.OnClickListener {
private Button sendNotice;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
sendNotice = (Button) findViewById(R.id.send_notice);
sendNotice.setOnClickListener(this);
}
@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.send_notice:
NotificationManager manager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
Intent intent = new Intent(this, NotificationActivity.class);
PendingIntent pi = PendingIntent.getActivity(this, 0, intent, PendingIntent.FLAG_CANCEL_CURRENT);
Notification notification = new Notification.Builder(this)
.setContentTitle("This is content title")
.setContentText("This is ticker text")
.setContentIntent(pi)
.setSmallIcon(R.mipmap.ic_launcher)
.build();
manager.notify(1, notification);
break;
default:
break;
}
}
}
activity_main.xml:
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
android:layout_height="match_parent" android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
android:paddingBottom="@dimen/activity_vertical_margin" tools:context=".MainActivity">
<Button
android:id="@+id/send_notice"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="Send notice"
/>
</RelativeLayout>
NotificationActivity:
package com.example.administrator.notification;
import android.app.Activity;
import android.app.NotificationManager;
import android.os.Bundle;
/**
* Created by Administrator on 2016/2/21.
*/
public class NotificationActivity extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.notification_layout);
NotificationManager manager = (NotificationManager)
getSystemService(NOTIFICATION_SERVICE);
manager.cancel(1);
}
}
notification_layout.xml:
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical" android:layout_width="match_parent"
android:layout_height="match_parent">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerInParent="true"
android:textSize="24sp"
android:text="This is notification layout"
/>
</LinearLayout>
一、创建通知的步骤:
1.创建NotificationManager
2.创建Notification
3.调用NotificationManager的方法notify()产生通知
代码如下:
NotificationManager manager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
Notification notification = new Notification.Builder(this)
.setContentTitle("This is content title")
.setContentText("This is ticker text")
.setSmallIcon(R.mipmap.ic_launcher)
.build();
manager.notify(1, notification);
二、通知的其它属性
1.点击通知框弹出窗口
2.弹出窗口后关闭通知
例子完整代码:
MainActivity:
package com.example.administrator.notification;
import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.Context;
import android.content.Intent;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
public class MainActivity extends AppCompatActivity implements View.OnClickListener {
private Button sendNotice;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
sendNotice = (Button) findViewById(R.id.send_notice);
sendNotice.setOnClickListener(this);
}
@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.send_notice:
NotificationManager manager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
Intent intent = new Intent(this, NotificationActivity.class);
PendingIntent pi = PendingIntent.getActivity(this, 0, intent, PendingIntent.FLAG_CANCEL_CURRENT);
Notification notification = new Notification.Builder(this)
.setContentTitle("This is content title")
.setContentText("This is ticker text")
.setContentIntent(pi)
.setSmallIcon(R.mipmap.ic_launcher)
.build();
manager.notify(1, notification);
break;
default:
break;
}
}
}
activity_main.xml:
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
android:layout_height="match_parent" android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
android:paddingBottom="@dimen/activity_vertical_margin" tools:context=".MainActivity">
<Button
android:id="@+id/send_notice"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="Send notice"
/>
</RelativeLayout>
NotificationActivity:
package com.example.administrator.notification;
import android.app.Activity;
import android.app.NotificationManager;
import android.os.Bundle;
/**
* Created by Administrator on 2016/2/21.
*/
public class NotificationActivity extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.notification_layout);
NotificationManager manager = (NotificationManager)
getSystemService(NOTIFICATION_SERVICE);
manager.cancel(1);
}
}
notification_layout.xml:
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical" android:layout_width="match_parent"
android:layout_height="match_parent">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerInParent="true"
android:textSize="24sp"
android:text="This is notification layout"
/>
</LinearLayout>
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