<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:wen=http://schemas.android.com/apk/res/com.iteye.googlers
    android:orientation="vertical" android:layout_width="fill_parent"
    android:layout_height="wrap_content">
 
第二行是自定义标签。
 
格式如上,其中“xmlns:wen”冒号后面是标签名,在下面使用时(只对当前文件可用)
 
<TextView  wen:属性名/>
 
“com.iteye.googlers”是你的工程包名。
 
 
1. reference:参考某一资源ID。
    (1)属性定义:
            <declare-styleable name = "名称">
                   <attr name = "background" format = "reference" />
            </declare-styleable>
    (2)属性使用:
            <ImageView
                     android:layout_width = "42dip"
                     android:layout_height = "42dip"
                     android:background = "@drawable/图片ID"
                     />
 
2. color:颜色值。
    (1)属性定义:
            <declare-styleable name = "名称">
                   <attr name = "textColor" format = "color" />
            </declare-styleable>
    (2)属性使用:
            <TextView
                     android:layout_width = "42dip"
                     android:layout_height = "42dip"
                     android:textColor = "#00FF00"
                     />
 
 3. boolean:布尔值。
    (1)属性定义:
            <declare-styleable name = "名称">
                <attr name = "focusable" format = "boolean" />
            </declare-styleable>
    (2)属性使用:
            <Button
                   android:layout_width = "42dip"
                   android:layout_height = "42dip"
                   android:focusable = "true"
                    />
 
4. dimension:尺寸值。
     (1)属性定义:
             <declare-styleable name = "名称">
                   <attr name = "layout_width" format = "dimension" />
            </declare-styleable>
    (2)属性使用:
            <Button
                   android:layout_width = "42dip"
                   android:layout_height = "42dip"
                  />
 
 5. float:浮点值。
    (1)属性定义:
            <declare-styleable name = "AlphaAnimation">
                   <attr name = "fromAlpha" format = "float" />
                   <attr name = "toAlpha" format = "float" />
            </declare-styleable>
    (2)属性使用:
            <alpha
                   android:fromAlpha = "1.0"
                   android:toAlpha = "0.7"
                   />
 
6. integer:整型值。
    (1)属性定义:
            <declare-styleable name = "AnimatedRotateDrawable">
                   <attr name = "visible" />
                   <attr name = "frameDuration" format="integer" />
                   <attr name = "framesCount" format="integer" />
                   <attr name = "pivotX" />
                   <attr name = "pivotY" />
                   <attr name = "drawable" />
            </declare-styleable>
    (2)属性使用:
            <animated-rotate
                   xmlns:android = "http://schemas.android.com/apk/res/android"  
                   android:drawable = "@drawable/图片ID"  
                   android:pivotX = "50%"  
                   android:pivotY = "50%"  
                   android:framesCount = "12"  
                   android:frameDuration = "100"
                   />
 
7. string:字符串。
    (1)属性定义:
            <declare-styleable name = "MapView">
                   <attr name = "apiKey" format = "string" />
            </declare-styleable>
    (2)属性使用:
            <com.google.android.maps.MapView
                    android:layout_width = "fill_parent"
                    android:layout_height = "fill_parent"
                    android:apiKey = "0jOkQ80oD1JL9C6HAja99uGXCRiS2CGjKO_bc_g"
                    />
 
8. fraction:百分数。
     (1)属性定义:
            <declare-styleable name="RotateDrawable">
                   <attr name = "visible" />
                   <attr name = "fromDegrees" format = "float" />
                   <attr name = "toDegrees" format = "float" />
                   <attr name = "pivotX" format = "fraction" />
                   <attr name = "pivotY" format = "fraction" />
                   <attr name = "drawable" />
            </declare-styleable>
 
    (2)属性使用:
            <rotate
                 xmlns:android = "http://schemas.android.com/apk/res/android" 
               android:interpolator = "@anim/动画ID"
                 android:fromDegrees = "0" 
               android:toDegrees = "360"
                 android:pivotX = "200%"
                 android:pivotY = "300%" 
               android:duration = "5000"
                 android:repeatMode = "restart"
                 android:repeatCount = "infinite"
                />
 
9. enum:枚举值。
    (1)属性定义:
            <declare-styleable name="名称">
                   <attr name="orientation">
                          <enum name="horizontal" value="0" />
                          <enum name="vertical" value="1" />
                   </attr>            
            </declare-styleable>
    (2)属性使用:
            <LinearLayout
                    xmlns:android = "http://schemas.android.com/apk/res/android"
                    android:orientation = "vertical"
                    android:layout_width = "fill_parent"
                    android:layout_height = "fill_parent"
                    >
            </LinearLayout>
 
10. flag:位或运算。
     (1)属性定义:
             <declare-styleable name="名称">
                    <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>         
             </declare-styleable>
 
     (2)属性使用:
            <activity
                   android:name = ".StyleAndThemeActivity"
                   android:label = "@string/app_name"
                   android:windowSoftInputMode = "stateUnspecified | stateUnchanged | stateHidden">
                   <intent-filter>
                          <action android:name = "android.intent.action.MAIN" />
                          <category android:name = "android.intent.category.LAUNCHER" />
                   </intent-filter>
             </activity>
     注意:
     属性定义时可以指定多种类型值。
    (1)属性定义:
            <declare-styleable name = "名称">
                   <attr name = "background" format = "reference|color" />
            </declare-styleable>
    (2)属性使用:
             <ImageView
                     android:layout_width = "42dip"
                     android:layout_height = "42dip"
                     android:background = "@drawable/图片ID|#00FF00"
                     />
 

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