Flashlight/res/xml/widget_info.xml

<?xml version="1.0" encoding="utf-8"?>
<appwidget-provider xmlns:android="http://schemas.android.com/apk/res/android"
    android:initialKeyguardLayout="@layout/widget_layout"
    android:initialLayout="@layout/widget_layout"
    android:minHeight="72dp"
    android:minWidth="72dp"
    android:resizeMode="horizontal|vertical"
    android:updatePeriodMillis="300000"
    android:widgetCategory="home_screen|keyguard" >

</appwidget-provider>