de.mrapp.android.util.view

Class AbstractViewHolderAdapter

java.lang.Object

de.mrapp.android.util.view.AbstractViewHolderAdapter

public abstract class AbstractViewHolderAdapter
extends java.lang.Object

An abstract base class for all classes, which should allow to customize the appearance of adapter views, while using the view holder pattern. It provides a findViewById-method, which reuses previously referenced views by using a ViewHolder.

Since:

1.14.0

Constructor Summary

Constructors

Constructor and Description
AbstractViewHolderAdapter()

Method Summary

Modifier and Type	Method and Description
protected <ViewType extends android.view.View> ViewType	findViewById(int viewId) References the view, which belongs to a specific resource ID by using the view holder pattern.
protected void	setCurrentParentView(android.view.View currentParentView) Sets the parent view, whose appearance should currently be customized by the decorator.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AbstractViewHolderAdapter

public AbstractViewHolderAdapter()

Method Detail

setCurrentParentView

protected final void setCurrentParentView(android.view.View currentParentView)

Sets the parent view, whose appearance should currently be customized by the decorator. This method should never be called or overridden by any custom adapter implementation.

Parameters:

currentParentView - The parent view, which should be set, as an instance of the class View. The parent view may not be null

findViewById

protected final <ViewType extends android.view.View> ViewType findViewById(int viewId)

References the view, which belongs to a specific resource ID by using the view holder pattern. The view is implicitly casted to the type of the field it is assigned to.

Type Parameters:

ViewType - The type, the view is implicitly casted to. It must be inherited from the class View

Parameters:

viewId - The resource ID of the view, which should be referenced, as an Integer value. The ID must be a valid resource ID of the parent view of the view, whose appearance is currently customized by the adapter

Returns:

The view, which belongs to the given resource ID, as an instance of the class View or null, if no view with the given ID is available