Step by Step _android Development Course [21]_ User interface Notification (notification bar)

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Browse Links: http://blog.csdn.net/y18334702058/article/details/44624305

This article resources with the help of netizens: Phantom Prodigal
-topic: Notification of user interface (notification bar)
-

Notification instance (with system self-notification+ semi-custom notification+ custom notification)

Activity_main.xml:

<?xml version= "1.0" encoding= "Utf-8"?>  <linearlayout  xmlns: Android  = "http://schemas.android.com/apk/res/android"  android:layout_width  =" fill_parent " android:layout_height  =" fill_parent " android:orientation  =;       <button  android:id  = "@+id/le10bt01"  android:layout_width  = "fill_parent"  android:layout_height  = "wrap_content"  android:text  =" basenotification "/>       <button  android:id  = "@+id/le10bt02"  android:layout_width  = "fill_parent"  android:layout_height  = "wrap_content"  android:text  =" updatebasenotification "/>       <button  android:id  = "@+id/le10bt03"  android:layout_width  = "fill_parent"  android:layout_height  = "wrap_content"  android:text  =" clearbasenotification "/>       <button  android:id  = "@+id/le10bt04"  android:layout_width  = "fill_parent"  android:layout_height  = "wrap_content"  android:text  =" medianotification "/>       <button  android:id  = "@+id/le10bt05"  android:layout_width  = "fill_parent"  android:layout_height  = "wrap_content"  android:text  =" clearmedianotification "/>       <button  android:id  = "@+id/le10bt06"  android:layout_width  = "fill_parent"  android:layout_height  = "wrap_content"  android:text  =" ClearALL "/>       <buttonandroid:id="@+id/le10bt07"android:layout_width="Fill_ Parent "android:layout_height="wrap_content "android:text=" CustomNotification " />                                          </linearlayout>  

Mainactivity.java:

 PackageCom.example.demo2;Importandroid.app.Activity;ImportAndroid.app.Notification;ImportAndroid.app.NotificationManager;ImportAndroid.app.PendingIntent;ImportAndroid.content.Intent;ImportAndroid.net.Uri;ImportAndroid.os.Bundle;ImportAndroid.provider.MediaStore.Audio;ImportAndroid.view.View;ImportAndroid.view.View.OnClickListener;ImportAndroid.widget.Button;ImportAndroid.widget.RemoteViews; Public  class mainactivity extends Activity {    PrivateNotificationmanager nm;PrivatePendingintent PD;PrivateButton bt01,bt02,bt03,bt04,bt05,bt06,bt07,bt08;@Override     Public void onCreate(Bundle savedinstancestate) {Super. OnCreate (Savedinstancestate);        Setcontentview (R.layout.activity_main);    Init (); }Private void Init() {bt01 = (Button) Findviewbyid (r.id.le10bt01);          bt02 = (Button) Findviewbyid (r.id.le10bt02);          bt03 = (Button) Findviewbyid (r.id.le10bt03);          bt04 = (Button) Findviewbyid (r.id.le10bt04);          bt05 = (Button) Findviewbyid (r.id.le10bt05);          bt06 = (Button) Findviewbyid (r.id.le10bt06);          bt07 = (Button) Findviewbyid (r.id.le10bt07);          Bt01.setonclicklistener (onclick);          Bt02.setonclicklistener (onclick);          Bt03.setonclicklistener (onclick);          Bt04.setonclicklistener (onclick);          Bt05.setonclicklistener (onclick);             Bt06.setonclicklistener (onclick);          Bt07.setonclicklistener (onclick);        NM = (Notificationmanager) getsystemservice (Notification_service); Intent Intent =NewIntent ( This, Mainactivity.class); PD = Pendingintent.getactivity (mainactivity. This,0, Intent,0); } Onclicklistener onclick =NewOnclicklistener () {//base Notification ID        Private intNotification_id_base =1;PrivateNotification Basenf;//medianotification ID        Private intNotification_id_media =2;PrivateNotification medianf;//customnotification ID        Private intNotification_id_custom =3;PrivateNotification CUSTOMNF;@Override           Public void OnClick(View v) {Switch(V.getid ()) { CaseR.ID.LE10BT01://new status bar notificationBasenf =NewNotification ();//Set the icon that the notification displays in the status barBasenf.icon = R.drawable.myimage;//notification when the status bar displays the contentBasenf.tickertext ="You clicked Basenf!";//Notifications Show time in status barBasenf.when = System.currenttimemillis ();//Use the default hereBasenf.defaults |= Notification.default_sound;                      Basenf.defaults |= notification.default_vibrate; Basenf.defaults |= notification.default_lights;//Let the sound, vibration infinite loop, until the user respondsBasenf.flags |= notification.flag_insistent;//notifications are clicked and disappear automaticallyBasenf.flags |= Notification.flag_auto_cancel;//Click ' Clear ', not clear the notice (QQ notice can not be cleared, it is used this)Basenf.flags |= notification.flag_no_clear;///second parameter: Message title expanded when the drop-down status bar is displayed                    ///Third parameter: message content displayed when drop-down status bar expanded message text                    //Fourth parameter: Perform a page jump when you click on the notificationBasenf.setlatesteventinfo (mainactivity. This,"TITLE01","Content01", PD);//Issue status bar notificationsNm.notify (Notification_id_base, BASENF); Break; CaseR.ID.LE10BT02://Update notifications                    //For example, the status bar prompt has a new text message, haven't had time to check, and a new text message prompt.                     //At this time using the method of updating the original notification comparison.                     //(it is also possible to resend a notification, but this will cause confusion in the notification, and display multiple notifications to the user, also unfriendly to the user)Basenf.setlatesteventinfo (mainactivity. This,"TITLE02","Content02", PD); Nm.notify (Notification_id_base, BASENF); Break; Caser.id.le10bt03://Clear BasenfNm.cancel (notification_id_base); Break; CaseR.ID.LE10BT04:MEDIANF =NewNotification ();                      Medianf.icon = R.drawable.myimage; Medianf.tickertext ="You clicked Medianf!"; Medianf.when = System.currenttimemillis ();//Custom SoundMedianf.sound = Uri.withappendedpath (Audio.Media.INTERNAL_CONTENT_URI,"6");//vibration emitted at the time of notification                    ///First parameter: Time to wait before vibration                    ///second parameter: Length of first vibration, etc.                    Long[] vir = {0, -, $, -};                     Medianf.vibrate = vir; Medianf.setlatesteventinfo (mainactivity. This,"Title03","Content03", PD); Nm.notify (Notification_id_media, medianf); Break; Caser.id.le10bt05://Clear medianfNm.cancel (Notification_id_media); Break; CaseR.id.le10bt06:nm.cancelall (); Break; Caser.id.le10bt07://Customize the drop-down view, such as the progress bar shown when downloading the software. CUSTOMNF =NewNotification ();                      Customnf.icon = R.drawable.myimage; Customnf.tickertext ="custom!"; Remoteviews Contentview =NewRemoteviews (Getpackagename (), r.layout.custom);                      Contentview.setimageviewresource (R.id.image, r.drawable.myimage); Contentview.settextviewtext (R.id.text,"Hello, this message was in a custom expanded view"); Customnf.contentview = Contentview;//When using a custom drop-down view, you do not need to call the Setlatesteventinfo () method again                    //But contentintent must be definedCustomnf.contentintent = PD; Nm.notify (Notification_id_custom, CUSTOMNF); Break;        }          }      }; }

Custom Notification Layout Custom.xml:

<?xml version= "1.0" encoding= "Utf-8"?>  <linearlayout  xmlns: Android  = "http://schemas.android.com/apk/res/android"  android:orientation  =" horizontal " android:layout_width  =" fill_parent " android:layout_height  =" fill_parent " android:padding  =;       <imageview  android:id  = "@+id/image"  android:layout_width= "wrap_content"  android:layout_height  = "fill_parent"  android:layout_marginright= "10DP" />       <TextView android:id= "@+id/text"android:layout_width="Wrap_                Content "android:layout_height=" Fill_parent "android:textcolor=" #000 " />                                                  </linearlayout>  

Operation Result:

Notification Bar:

Focus on technology, enjoy life! --qq:804212028
Browse Links: http://blog.csdn.net/y18334702058/article/details/44624305

Step by Step _android Development Course [21]_ User interface Notification (notification bar)