"reference" //引用 "color" //颜色 "boolean" //布尔值 "dimension" //尺寸值 "float" //浮点值 "integer" //整型值 "string" //字符串 "fraction" //百分数,比如200%
枚举型的格式：
< attr name="orientation"> < enum name="horizontal" value="0" /> < enum name="vertical" value="1" /> < /attr>
XML文件中使用：
android:orientation = "vertical"
标志位、位或运算，格式如下：
< attr name="windowSoftInputMode"> < flag name = "stateUnspecified" value = "0" /> < flag name = "stateUnchanged" value = "1" /> < flag name = "stateHidden" value = "2" /> < flag name = "stateAlwaysHidden" value = "3" /> < flag name = "stateVisible" value = "4" /> < flag name = "stateAlwaysVisible" value = "5" /> < flag name = "adjustUnspecified" value = "0x00" /> < flag name = "adjustResize" value = "0x10" /> < flag name = "adjustPan" value = "0x20" /> < flag name = "adjustNothing" value = "0x30" /> < /attr>
XML文件中使用：
android:windowSoftInputMode = "stateUnspecified | stateUnchanged | stateHidden">
属性定义可以指定多种类型：
< attr name = "background" format = "reference|color" />
XML文件中使用：
android:background = "@drawable/图片ID|#00FF00"
Android attrs.xml文件中属性类型format值的格式
原文：http://www.cnblogs.com/zhujiabin/p/4539872.html