Android之AttributeSet案例详解

　　public interface AttributeSet {

　　/**

　　* Returns the number of attributes available in the set.

　　*

　　* @return A positive integer, or 0 if the set is empty.

　　*/

　　public int getAttributeCount();

　　/**

　　* Returns the name of the specified attribute.

　　*

　　* @param index Index of the desired attribute, 0...count-1.

　　*

　　* @return A String containing the name of the attribute, or null if the

　　* attribute cannot be found.

　　*/

　　public String getAttributeName(int index);

　　/**

　　* Returns the value of the specified attribute as a string representation.

　　*

　　* @param index Index of the desired attribute, 0...count-1.

　　*

　　* @return A String containing the value of the attribute, or null if the

　　* attribute cannot be found.

　　*/

　　public String getAttributeValue(int index);

　　/**

　　* Returns the value of the specified attribute as a string representation.

　　* The lookup is performed using the attribute name.

　　*

　　* @param namespace The namespace of the attribute to get the value from.

　　* @param name The name of the attribute to get the value from.

　　*

　　* @return A String containing the value of the attribute, or null if the

　　* attribute cannot be found.

　　*/

　　public String getAttributeValue(String namespace, String name);