文档介绍：下面是Demo的详细步骤:一、新建一个Android工程命名为:、准备素材,一个是Widget的图标,一个是Widget的背景。存放目录如下图:三、:viewplaincopytoclipboardprint?<?xmlversion=""encoding="utf-8"?><resources><stringname="hello">HelloWorld,WidetDemo!</string><stringname="app_name">DaysToWorldCup</string></resources><?xmlversion=""encoding="utf-8"?><resources><stringname="hello">HelloWorld,WidetDemo!</string><stringname="app_name">DaysToWorldCup</string></resources>四、建立Widget内容提供者文件,我们在res下建立xml文件夹,:viewplaincopytoclipboardprint?<?xmlversion=""encoding="utf-8"?><appwidget-providerxmlns:android="http://schemas./apk/res/android"android:minWidth="50dip"android:minHeight="50dip"android:updatePeriodMillis="10000"android:initialLayout="***@layout/main"/><?xmlversion=""encoding="utf-8"?><appwidget-providerxmlns:android="http://schemas./apk/res/android"android:minWidth="50dip"android:minHeight="50dip"android:updatePeriodMillis="10000"android:initialLayout="***@layout/main"/>五、,代码如下:viewplaincopytoclipboardprint?<?xmlversion=""encoding="utf-8"?><LinearLayoutxmlns:android="http://schemas./apk/res/android"android:orientation="vertical"android:layout_width="fill_parent"android:layout_height="fill_parent"android:background="***@drawable/wordcup"><TextViewandroid:id="@+id/wordcup"android:layout_width="fill_parent"android:layout_height="wrap_content"android:text="***@string/hello"a