contacts widget for android

This article analyzes the life cycle of widgets in Android development. Share to everyone for your reference, specific as follows: Widgets are Android desktop widgets that must be inherited when created Appwidgetprovider,appwidgetprovider is actually inherited from the receiver of Broadcastreceiver, The widget has several lifecycle methods: 1.onenabled Method :

= context. getresources ();Remoteviews updateviews = new remoteviews (Context. getpackagename (), R. layout. Main); // layout of the main widget Pendingintent = pendingintent. getactivity (context,0/* No requestcode */,New intent (Android. provider. settings. action_device_info_settings ),0/* no flags */);Updateviews. setonclickpendingintent (R. Id. UI, pendingintent); // click View to open intent. The de

ObjectiveHello everyone, to bring you Android开发工程师文集-1 小时学会Widget小组件开发 an overview, I hope you likeLearn to use Widgets (widget)Widgets Widget is very convenient, very quick, can be personalized, their own customization, related features, you can update the latest content in real time.

Widget is one of the features introduced by Android1.5. widget, allowing you to know important information displayed by the program in a timely manner on the home screen interface. the standard Android system contains several examples of widgets, such as analog clock and music player. In the blank area of the HomeScreen interface, you can select the "widgets"

Steps for implementing the App Widget: A. Create an AppWidgetProvider object and define it by using XML (appwidgetinfo. xml: View Xmlns: android = "http://schemas.android.com/apk/res/android" Android: minWidth = "294dp" Android: minHeight = "72dp"

The first step: first, the definition declaration of the widget:To establish the file Example_appwidget_info.xml in the XML directory under the resource file:>Step Two: Write Mywidget class implementation AppwidgetproviderPackage Cn.itcast.testwidget;import Cn.itcast.mobilesafe.service.updatewidgetservice;import Android.appwidget.appwidgetmanager;import Android.appwidget.appwidgetprovider;import Android.content.Context; Import android.content.intent;/** * Update the interface minimum for half an

First build the layout file, the interface is very simple, is a search box and the following contact list: Copy Code code as follows: Android:layout_width= "Fill_parent" android:layout_height= "Fill_parent" Android:background= "#FFD3D7DF" android:orientation= "Vertical" android:padding= "0dip" > Android:layout_width= "Fill_parent" android:layout_height= "Wrap_content" android:layout_marginleft= "3dip" android:layout_marginright= "3dip" android:layout_margintop= "3dip" >

sectionindexer. However, it is too troublesome to write another sectionindexer. Here, we directly use the Android-provided alphabetindexer implementation, it is sufficient to use it to implement the Contact Group function. The alphabetindexer constructor requires three parameters. The first parameter is cursor, the second parameter is sortedcolumnindex, and the third parameter is the alphabet string. The cursor transmits the cursor we found from the

In the Peopleactivity interface, the contact's display position is determined by the first character of its display name.The contacts at the beginning of the number are displayed under the "#" header.The Chinese and English contacts will appear under "A" to "Z".Contacts that begin with a symbol do not have a corresponding header, which is displayed at the top, an

In the Peopleactivity interface. The display location of the contact is determined by the first character of its display name.The contacts at the beginning of the number are displayed under the "#" header.The Chinese and English contacts will appear under "A" to "Z".Contacts that begin with a symbol do not have a corresponding header. is displayed at the top of t

Android Widget and floating window principle, androidwidget 1. Introduction Android widgets are desktop plug-ins and have special functions in android Application Development. AppWidget is a method of embedding a process control in a window of another process. The effect of a floating window is similar to that of a

inherits from the appwidgetprovider class.Import Android. App. pendingintent;Import Android. appwidget. appwidgetmanager;Import Android. content. componentname;Import Android. content. context;Import Android. content. intent;Import Andr