When you run the SDK Manager several windows will open rapidly and look like this: We have to do a little updating as the new versions of the SDK pack don’t come with some of the auxiliary apps we need.
There is no need to install the SDK pack and all the extra stuff it wants you to install unless you’re planning on doing Android development (and if you are, you likely already having it installed anyway).ĭownload the archive and extract the android-sdk-windows folder. There is a Windows installer, we recommend skipping it.
Import first thing we need to do is configure the Android SDK. To enable this for widget, you can use the android:resizeMode=”horizontal|vertical” attribute in the XML configuration file for the widget. These are device independent pixels and the -2 is used to avoid rounding errors.Īs of Android 3.1 a widget can be flexible in size, e.g., the user can make it larger or smaller. As a calculation rule you should define the size of the widget with the formula: ((Number of columns / rows) * 74) – 2. A cell is usually used to display the icon of one application. View layout : Defines the initial layout for the App Widget, defined in XML.īefore Android 3.1 a widget always took a fixed amount of cells on the home screen.Through it, you will receive broadcasts when the App Widget is updated, enabled, disabled and deleted. AppWidgetProvider class implementation : Defines the basic methods that allow you to programmatically interface with the App Widget, based on broadcast events.AppWidgetProviderInfo object : Describes the metadata for an App Widget, such as the App Widget’s layout, update frequency, and the AppWidgetProvider class.To create an App Widget, you need the following:
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