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ch1502SecondActivity. cs file.
Add the file in the SrcDemos folder.
Using Android. app; using Android. content; using Android. OS; using Android. widget; namespace MyDemos. srcDemos {[Activity (Label = "[Example 15-2] basic Notification
Notification is an alert user that lets your application run without opening or running in the background. It is an invisible program component (broadcast Receiver,service and inactive activity) that alerts users to the best way to take notice of events.
1, a new Android project
I create a new project minsdkversion= "One", targetsdkversion= "19". Which is to support the minimum version of 3.0.
2, hab
Transparent notification bar for Android development and implementation, and android notification bar
This feature is supported by andorid4.4 and can be used at least by api19. That is to say, if the Android host is lower than 4.4, the immersion
Article Description: This article only combs the design principle, the subsequent related content will continue to update. Notifications here include, but are not limited to, announcements, reminders, or messages (different function definitions under different usage scenarios). About the client platform (iOS, Android, WP, etc.) notification mechanism, in its interactive design guide has more detailed descri
Notification (notice) generally used in the phone, sms, mail, Alarm clock, in the status bar of the phone will appear a small icon, prompting the user to handle this notification, then the hand from the top of the slide status bar can be expanded and processed this notice;In the Android system, it is convenient to send a status bar
Everyone using the Android phone should be familiar with the Android notice, so let's learn how to use the Notifications on Android.
The basic usage of a notice
Notifications can be created in activities, broadcast receivers, and services, and since we typically use notifications only after the program has entered the background, it is generally rare to create
First, the contents of the notification bar1. Icons2. Title3. Content4. Time5, the corresponding after the clickSecond, how to implement the notification bar1, get Notificationmanager.2, display the notification bar: Notify (id,notification);3, the cancellation notice bar: cancle (ID);4, constructs the
priority classification.
LOW
Low-priority notifications can be sent to users but are not urgent events.
MIN
It is used for background messages (such as weather or location information ). A notification with the lowest priority will only display icons in the status bar. The content can only be seen in the user drop-down notification drawer.
Corre
voidDelete () { the //Get Notification Manager AboutNotificationmanager Manager =(Notificationmanager) Getsystemservice (notification_service); the Manager.cancel (ID); the the } + -}Frequently used program notifications, displayed to the top bar of the main page.XML file:1 Relativelayoutxmlns:android= "Http://schemas.android.com/apk/res/android"2 Xmlns:tools= "Http://schemas.android.com/tool
Start a service that starts a notification in the service. The notification is downloaded.multiple uses of Android notificationhttp://blog.csdn.net/loongggdroid/article/details/17616509
Android Multi-task download, use Notification update progress bar:http://cn23snyga.
, Notification notification) adds the Notification to the status bar and marks it as id
Java code
Package com. sun. alex;
Import android. app. Activity;
Import android. app.
default, sound, vibration, flash, need to add appropriate permissions//. SetDefaults (All)/or custom sound
Setsound (Uri.parse ())//Set the program to be started. Setcontentintent (PI)//finally build to create the notification. builds ();
Send the current notification, through Notificationmanager to manage nm.notify (1,notify); }
The otheractivity used here is another activity that is initiated b
Icon of notification in the Custom notification bar in the no-layout file of AndroidWhen developing a project's functions related to the notification bar, the layout files available to the system cannot be introduced because your project is in the form of plug-ins, So that you cannot customize the layout, the icon in the noti
"); times = 0; Message msg = Message. obtain (); msg. what = p; mHandler. sendMessage (msg);} times ++;} fos. close (); bis. close (); iStream. close (); if (total = length) {isFinished = true; mHandler. sendEmptyMessage (DOWNLOAD_COMPLETE); Log. I (TAG, "download completed");} Log. I (TAG, "Force end halfway"); // mhandler. sendEmptyMessage (4);} catch (IOException e) {Log. I (TAG, "end of exception halfway"); mHandler. sendEmptyMessage (DOWNLOAD_FAIL); e. p RintStackTrace () ;}} else {Log. I (
Toast notifications are the simplest message notifications in Android. Next show how to use the toast notification.
1. A new project, Toast.
2. Code in the Main.xml.
3. Code in the Mainactivity.java.
public class Mainactivity extends activity {
Private button button;
@Override public
void OnCreate (Bundle savedinstancestate) {
super.oncreate (savedinstan
We are in the process of using the app, the software will occasionally prompt us to update the version, we click to confirm the update, we will be in the Notification column download update progress (known length of the progress bar) and the installation (the progress bar), which is what we want to implement today. The implementation effect is as follows:
Before the code implements functionality, let's e
Android updates the notification bar with a progress bar and android progress bar
After checking the information on the Internet, the Android version update notification bar contains a progress bar, which is drunk and basically copied. Some codes are incomplete, even the sou
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