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:There's only one button on the main interface that doesn't go to the file.The notification bar displays the layout file used Content_view.xmlAndroid:layout_width= "Fill_parent"Android:layout_height= "Fill_parent"Android:background= "#00000000"android:orientation= "Vertical"android:padding= "5DP" > ImageView Android:id= "@+id/content_view_image"Android:layout_width= "25DP"Android:layout_height= "25DP"androi
Android --- 60 --- simple use of the Notification bar, androidnotification
Notification is a Notification displayed in the mobile phone status bar.
Create a Notification object using th
field includes "Default_vibrate", this property overrides the vibration *//** defined in the Vibrate field to add an LED light alert * Notification.defaults |= Notification.default_lights;* or can own LED reminder mode: * Notification.ledargb = 0xff00ff00;* Notification.ledonms = 300; Time of light * notification.ledoffms = 1000; Time to Extinguish * notification.flags |= notification.flag_show_lights;*//** more characteristic properties * notification.flags |= FLAG_AUTO_CANCEL; Automatically c
regardless of length * Assuming that the defaults field of notification contains "Default_vibrate", this property overrides the vibration *//** defined in the Vibrate field to add an LED light alert * Notification.defaults |= Notification.default_lights;* or can own LED reminder mode: * Notification.ledargb = 0xff00ff00;* Notification.ledonms = 300; Time of light * notification.ledoffms = 1000; Time to Extinguish * notification.flags |= notification.
Android application check version update, download in the notification bar, update download progress, download complete automatic installation, the effect is as follows:
• Check the current version number
The Versioncode in the Androidmanifest file identifies the version, the Apk,versioncode of a new version of the server is larger than the current version, a
In the QQ project, we have implemented the background operation of the notification bar and sent new message prompts. Generally, we often use two components toast and notification during Message notification. In particular, it is most appropriate to use notification to displ
layoutbuilder.statusbardrawable = r.drawable.notification_icon;//Specifies the top level status bar small icon builder2.layouticondrawable = r.drawable.notification_icon;// Specifies the notification icon that appears when the drop-down status bar is Jpushinterface.setpushn
In Android Application Development, Status Notification (Status Notification) is often used, such as push messages provided by Sina Weibo and Netease News, and the progress of updating the software background, as shown in:
I read a lot of blog articles about Notification on the Internet and found that almost no
This example describes how Android implements custom notification bar icons without using custom layouts. Share to everyone for your reference, specific as follows:
Customize the notification bar icon? It's not that simple. Custo
. That is, even if the application is closed,NotificationIt is still displayed in the status bar. After the application is started again, you can re-control theseNotification. Such as clearing or replacing them. Therefore, you must createPendingintentObject. This object is composedAndroidThe system is responsible for maintenance. Therefore, the object will not be released after the application is closed.
4.UseNotificationClassSetlatesteventinfoMetho
Background Knowledge: You can use Activity and Service to start Message notification. The difference between the two is that one is triggered at the foreground, and the other is triggered by the background Service.
To use Message Notification, you must use two classes: icationicationmanager and Notification. For initialization of other NotificationManager, The ge
bar, that is, the "running" group.N. flags | = Notification. FLAG_ONGOING_EVENT;// Indicates that the notification is not cleared after you click "clear notification" in the notification bar,// Often used with FLAG_ONGOING_EVENTN
. invoke (Native Method)E/AndroidRuntime (12220): at java. lang. reflect. Method. invoke (Method. java: 372)E/AndroidRuntime (12220): at com. android. internal. OS. ZygoteInit $ MethodAndArgsCaller. run (ZygoteInit. java: 950)E/AndroidRuntime (12220): at com. android. internal. OS. ZygoteInit. main (ZygoteInit. java: 745)
The Code is as follows:
The notification
Background Knowledge: You can use activity and service to start Message notification. The difference between the two is that one is triggered at the foreground, and the other is triggered by the background service. To use Message notification, you must use two classes: icationicationmanager and notification. For initialization of other notificationmanager, The ge
Android Development Intent.setflags () _ Let Android click on the notification bar information and return to the running programUse the background service in the application, and push the message in the notification bar, hoping to
This is almost the end of the project. The manager asked me to solve a problem, that is, after our program is closed, the notification sent by the program has never been cleared on the status bar and needs to be clarified manually,
The experience is extremely poor. Now I want to eliminate the notification after the program is launched. I have thought about it. I
Hello everyone, let's briefly talk about the android status bar reminder, which will also be used frequently during development. When we plug in USB, there will be a status bar reminder, and a text message will also contain a status bar reminder.
Alertdialog can also be used if there is a reminder function in
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