The previous article Android Activity Launch Mode Standard SingleTop Example has introduced the two android activity launch modes Standard and SingleTop. This article will introduce the other two android activity launch modes SingleTask and SingleInstance which are more difficult to understand.
Android Activity Launch Mode SingleTask SingleInstance Example Read More »
An activity can be configured with four launch modes, each launch mode is used in one special scenario. This article will introduce all the four launch modes of activity with examples.
Android Activity Launch Mode Standard SingleTop Example Read More »
When an android activity stopped, it may be recycled by the android OS. But how to store recycled activity instance state data, and use those activity instance data later? Android provides the below methods.
Android Save Retrieve Activity Instance State Example Read More »
android.util.Log is the log class that provides the log function. It provides the below methods to log data into the LogCat console.
Android LogCat And Logging Best Practice Read More »
Although ActionBar provides users with a globally unified interface style and operation, it doesn’t mean that all applications’ ActionBars have to be exactly the same. If you need to modify the style of your Action Bar to better match your application, you can make it very simple by using Android styles and themes.
Android Custom ActionBar Style Example Read More »
This example will show you how to use android.support.v7.widget.SearchView class to add a search box and implement autocomplete function for the search box. It also demos how to use android.support.v7.widget.ShareActionProvider to open the share application list for your android application. You can see the example demo video at the end of this article.
Android ActionBar SearchView Autocomplete Example Read More »
This article will show you how to create and use action bar menus in android applications. There are two activities in this example, each has it’s own action bar. When you click one action bar menu, the other activity will be displayed.
Android Actionbar Example Read More »
Notification is a message that can be displayed outside the normal user interface of an android application. When the notification is issued, it first appears in the notification area of the status bar. Then users can click it to see the notification details.
Android Custom Notification Example Read More »
Toast is a mechanism used to display information in Android. Unlike Dialog, Toast has no focus, and the showtime is limited. A toast message dialog will disappear automatically after a certain amount of time. So Toast is generally used to display prompt messages to users.
Android Custom Toast Example Read More »