国产探花免费观看_亚洲丰满少妇自慰呻吟_97日韩有码在线_资源在线日韩欧美_一区二区精品毛片,辰东完美世界有声小说,欢乐颂第一季,yy玄幻小说排行榜完本

首頁 > 學院 > 開發設計 > 正文

attr format取值類型

2019-11-07 23:02:58
字體:
來源:轉載
供稿:網友

為以后查找方便,這里直接引用網上的:地址

      如何自定義View及自定義屬性,請移步 這里

1. reference:參考某一資源ID。

(1)屬性定義:

<declare-styleable name = "名稱"><attr name = "background" format = "reference" /></declare-styleable>

 

(2)屬性使用:

<ImageView    android:layout_width = "42dip"     android:layout_height = "42dip"     android:background = "@drawable/圖片ID"/>

 

2. color:顏色值。

(1)屬性定義:

<declare-styleable name = "名稱"><attr name = "textColor" format = "color" /></declare-styleable>

 

(2)屬性使用:

<TextView    android:layout_width = "42dip"     android:layout_height = "42dip"     android:textColor = "#00FF00"/>

 

3. boolean:布爾值。

(1)屬性定義:

<declare-styleable name = "名稱"><attr name = "focusable" format = "boolean" /></declare-styleable>

 

(2)屬性使用:

<Button    android:layout_width = "42dip"     android:layout_height = "42dip"    android:focusable = "true"/>

 

4. dimension:尺寸值。

(1)屬性定義:

<declare-styleable name = "名稱"><attr name = "layout_width" format = "dimension" /></declare-styleable>

 

(2)屬性使用:

<Button    android:layout_width = "42dip"     android:layout_height = "42dip"/>

 

5. float:浮點值。

(1)屬性定義:

<declare-styleable name = "AlphaAnimation"><attr name = "fromAlpha" format = "float" /> <attr name = "toAlpha" format = "float" /></declare-styleable>

 

(2)屬性使用:

<alpha     android:fromAlpha = "1.0"     android:toAlpha = "0.7"/>

 

6. integer:整型值。

(1)屬性定義:

復制代碼
<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>復制代碼

 

(2)屬性使用:

復制代碼
<animated-rotate    xmlns:android ="http://schemas.android.com/apk/res/android"     android:drawable = "@drawable/圖片ID"     android:pivotX = "50%"     android:pivotY = "50%"     android:framesCount = "12"     android:frameDuration = "100"/>復制代碼

 

7. string:字符串。

(1)屬性定義:

<declare-styleable name = "MapView"> <attr name = "apiKey" format = "string" /> </declare-styleable>

 

(2)屬性使用:

<com.google.android.maps.MapView     android:layout_width = "fill_parent"     android:layout_height = "fill_parent"     android:apiKey ="0jOkQ80oD1JL9C6HAja99uGXCRiS2CGjKO_bc_g"/>

 

8. fraction:百分數。

(1)屬性定義:

復制代碼
<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>復制代碼

 

(2)屬性使用:

復制代碼
<rotate    xmlns:android ="http://schemas.android.com/apk/res/android"     android:interpolator = "@anim/動畫ID"    android:fromDegrees = "0"     android:toDegrees = "360"    android:pivotX = "200%"    android:pivotY = "300%"     android:duration = "5000"    android:repeatMode = "restart"    android:repeatCount = "infinite"/>復制代碼

 

9. enum:枚舉值。

(1)屬性定義:

<declare-styleable name="名稱"> <attr name="orientation"> <enum name="horizontal" value="0" /> <enum name="vertical" value="1" /> </attr></declare-styleable>

 

(2)屬性使用:

<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:位或運算。

(1)屬性定義:

復制代碼
<declare-styleable name="名稱"> <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>復制代碼

 

(2)屬性使用:

復制代碼
<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>        復制代碼

 

注意:

屬性定義時可以指定多種類型值。

(1)屬性定義:

<declare-styleable name = "名稱"><attr name = "background" format = "reference|color" /></declare-styleable>

 

(2)屬性使用:

<ImageView    android:layout_width = "42dip"     android:layout_height = "42dip"     android:background = "@drawable/圖片ID|#00FF00"/>
發表評論 共有條評論
用戶名: 密碼:
驗證碼: 匿名發表
主站蜘蛛池模板: 温宿县| 台东县| 荥经县| 桦川县| 博客| 乌鲁木齐市| 祁阳县| 和政县| 十堰市| 巴彦淖尔市| 德庆县| 庄河市| 大同市| 张家川| 昌乐县| 临颍县| 吴桥县| 犍为县| 嵊泗县| 中宁县| 汕尾市| 阿合奇县| 砀山县| 晴隆县| 临城县| 凤城市| 陈巴尔虎旗| 永济市| 伊宁县| 连山| 澎湖县| 桂东县| 临潭县| 南康市| 额尔古纳市| 萝北县| 红原县| 绥阳县| 新兴县| 新兴县| 宁都县|