Obtain the Android screen size, widget size, status bar/notification bar height, navigation bar height, and android screen size.1. Get Android screen size
We can use the getSize () method to obtain the screen size.
Display display = getWindowManager().getDefaultDisplay();Poi
Android custom Notification layout Notification, click the Notification navigation to switch back to the original Activity, android custom Layout
A Simple Application Scenario: if the user opens the Activity and presses the Home key, the Activity enters-> onPause ()-> onStop
Desktop widgets that recently need to write a DateTime are used to associate calendar programs, and desktop widgets have rarely been written before. Not very familiar with this technique, take the time to rearrange it today, and write down a simple time and date process.
The Desktop widget is a tool for displaying some information (some widgets are now being developed with practical functions.) For example, a camera
The Notification in the top bar of the Android homepage can customize the style of the Notification message bar and click the Notification column to enter the people-oriented program ., Android custom message bar
Common Program notifications are displayed in the top bar of t
NullPointerException at android. widget. AbsListView. obtainView at android. widget. ListView. makeAndAddView, androidlistview
When using ExpandableListView, the following error is returned. Online Search found that null was returned in the getGroupView () method of CommonNumberQueryAdapter. Pay attention to the detai
Android custom Notification layout Notification, click Notification navigation to switch back to original Activity
A Simple Application Scenario: if the user opens the Activity and presses the Home key, the Activity enters-> onPause ()-> onStop () invisible. The code sends a Notifi
Android Notification usage (Lock Notification bar), android Notification bar
Recently, I have been researching android and using it. In this case, the program Notification must be res
chronometer and ProgressBar to you. For more information about customizing the layout of a notification bar, refer to Remoteviews's documentation.
Note: When you use a custom notification bar, pay special attention to how your customized notification bar works in different directions and resolution devices. Of course, this recommendation is important for all vi
your text may become less readable.The Remoteviews object also contains some methods to add chronometer and ProgressBar to you. For more information on customizing the layout of the notification bar, refer to the remoteviews documentation.Note: When you use a custom notification bar, pay special attention to how your custom notification bar works on devices with
Use Notification in Android to implement the normal Notification bar (Notification Example 1), and implement the rest example in java.
Notification is a message displayed outside of your application's general interface. When the app asks the system to send a message, the mes
This example describes the Android Desktop plugin app widget usage. Share to everyone for your reference, specific as follows:
application window Widget App Widgets
The application window widget (widget) is a tiny application view that can be embedded in other applications
. This is an optional activity. When you add an app widget, it is loaded and allowed to modify the settings of the app widget during creation.
The following sections describe how to create these components:
Declare An application widget in the list
First, declare the appwidgetprovider class in the androidmanifest. xml file of the application, for example:
The
Objective
This is the main implementation of an Android application, static broadcast, dynamic broadcast two ways to change the content of the widget, that is, in the blog on the basis of the experiment to modify, so the focus of this experiment is the realization of appwidget small parts ~
First, let's simply say what the widget is.
The application window
Notification is a message that is displayed outside of your app's general interface. When the app sends a message to the system, the message is first displayed as a chart in the notification bar. To view the details of the message, you need to go to the notification drawer (notificationdrawer). (notificationdrawer) are system-level controlled and you can view the
Android Notification-notification,-Notification
In android, when the app needs to send some notifications so that the user can notice the information you want to notify, you can use Notification. next, let's discuss the usage of
Note: Most of the content in this article is reproduced from: newcj's blog, please respect others' labor achievements!
After writing"Android notification usage", We found several problems, especially setting the notification intent so that we can correctly call back the corresponding activity in the previous task that has been placed in the background like QQ or
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