Android横竖屏自适应ScrollView及Button组居中布局


    界面如下:

   

    可以根据需要进行扩展,layout代码如下:

   

<? xml version="1.0" encoding="utf-8" ?>
< ScrollView  xmlns:android ="http://schemas.android.com/apk/res/android"
    android:layout_width
="fill_parent"
    android:layout_height
="fill_parent"   >

     < LinearLayout
        
android:layout_width ="fill_parent"
        android:layout_height
="wrap_content"
        android:gravity
="center"
        android:orientation
="vertical"   >

         < RelativeLayout
            
android:layout_width ="wrap_content"
            android:layout_height
="wrap_content"
            android:paddingTop
="20dp"
            android:paddingBottom
="20dp"   >

             < Button
                
android:id ="@+id/btn1"
                android:layout_width
="wrap_content"
                android:layout_height
="wrap_content"
                android:text
="测试按钮01"   />

             < Button
                
android:layout_width ="wrap_content"
                android:layout_height
="wrap_content"
                android:layout_marginLeft
="50dp"
                android:layout_toRightOf
="@id/btn1"
                android:text
="测试按钮02"   />
         </ RelativeLayout >

         < RelativeLayout
            
android:layout_width ="wrap_content"
            android:layout_height
="wrap_content"
            android:paddingBottom
="20dp"   >

             < Button
                
android:id ="@+id/btn2"
                android:layout_width
="wrap_content"
                android:layout_height
="wrap_content"
                android:text
="测试按钮03"   />

             < Button
                
android:layout_width ="wrap_content"
                android:layout_height
="wrap_content"
                android:layout_marginLeft
="50dp"
                android:layout_toRightOf
="@id/btn2"
                android:text
="测试按钮04"   />
         </ RelativeLayout >

         < RelativeLayout
            
android:layout_width ="wrap_content"
            android:layout_height
="wrap_content"
            android:paddingBottom
="20dp"   >

             < Button
                
android:id ="@+id/btn3"
                android:layout_width
="wrap_content"
                android:layout_height
="wrap_content"
                android:text
="测试按钮05"   />

             < Button
                
android:layout_width ="wrap_content"
                android:layout_height
="wrap_content"
                android:layout_marginLeft
="50dp"
                android:layout_toRightOf
="@id/btn3"
                android:text
="测试按钮06"   />
         </ RelativeLayout >

         < RelativeLayout
            
android:layout_width ="wrap_content"
            android:layout_height
="wrap_content"
            android:paddingBottom
="20dp"   >

             < Button
                
android:id ="@+id/btn4"
                android:layout_width
="wrap_content"
                android:layout_height
="wrap_content"
                android:text
="测试按钮07"   />

             < Button
                
android:layout_width ="wrap_content"
                android:layout_height
="wrap_content"
                android:layout_marginLeft
="50dp"
                android:layout_toRightOf
="@id/btn4"
                android:text
="测试按钮08"   />
         </ RelativeLayout >

         < RelativeLayout
            
android:layout_width ="wrap_content"
            android:layout_height
="wrap_content"
            android:paddingBottom
="20dp"   >

             < Button
                
android:id ="@+id/btn5"
                android:layout_width
="wrap_content"
                android:layout_height
="wrap_content"
                android:text
="测试按钮09"   />

             < Button
                
android:layout_width ="wrap_content"
                android:layout_height
="wrap_content"
                android:layout_marginLeft
="50dp"
                android:layout_toRightOf
="@id/btn5"
                android:text
="测试按钮10"   />
         </ RelativeLayout >

         < RelativeLayout
            
android:layout_width ="wrap_content"
            android:layout_height
="wrap_content"
            android:paddingBottom
="20dp"   >

             < Button
                
android:id ="@+id/btn6"
                android:layout_width
="wrap_content"
                android:layout_height
="wrap_content"
                android:text
="测试按钮11"   />

             < Button
                
android:layout_width ="wrap_content"
                android:layout_height
="wrap_content"
                android:layout_marginLeft
="50dp"
                android:layout_toRightOf
="@id/btn6"
                android:text
="测试按钮12"   />
         </ RelativeLayout >

         < RelativeLayout
            
android:layout_width ="wrap_content"
            android:layout_height
="wrap_content"
            android:paddingBottom
="20dp"   >

             < Button
                
android:id ="@+id/btn7"
                android:layout_width
="wrap_content"
                android:layout_height
="wrap_content"
                android:text
="测试按钮13"   />

             < Button
                
android:layout_width ="wrap_content"
                android:layout_height
="wrap_content"
                android:layout_marginLeft
="50dp"
                android:layout_toRightOf
="@id/btn7"
                android:text
="测试按钮14"   />
         </ RelativeLayout >
     </ LinearLayout >

</ ScrollView >

 

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