自定义控件：抽屉SlidingDrawer——wrap_content非全屏

android:allowSingleTap   指示抽屉是否可以打开/通过手柄上的一个水龙头关闭。

android:animateOnClick  表示所述抽屉是否应该打开/与当用户点击手柄动画关闭。      

android:bottomOffset     额外偏移的把手在SlidingDrawer的底部。
android:content   标识符表示抽屉的内容孩子。

Identifier for the child that represents the drawer's content. 
android:handle     标识符表示抽屉的把手的孩子。

Identifier for the child that represents the drawer's handle.
android:orientation

Orientation of the SlidingDrawer.  取向SlidingDrawer的。
android:topOffset

Extra offset for the handle at the top of the SlidingDrawer.

额外偏移的把手在SlidingDrawer的顶部。

 import android.content.Context;
 import android.util.AttributeSet;
 import android.view.View;
 import android.widget.SlidingDrawer;

 /**
  * 使得SlidingDrawer在屏幕低端，而不会填满整个屏幕
  */
 public class WrapSlidingDrawer extends SlidingDrawer {

     private boolean mVertical;
     private int mTopOffset;

     // 从指定的XML定义的属性集创建一个新的WrapSlidingDrawer。
     public WrapSlidingDrawer(Context context, AttributeSet attrs, int defStyle) {
         super(context, attrs, defStyle);
         /**
          * namespace     属性的命名空间来获取。
          * attribute     属性检索。
          * defaultValue     如果未找到该属性返回什么。
          *
          * ORIENTATION_VERTICAL:定向垂直。
          */
         int orientation = attrs.getAttributeIntValue("android", "orientation",
                 ORIENTATION_VERTICAL);
         // "topOffset" 额外偏移的把手在SlidingDrawer的顶部。
         mTopOffset = attrs.getAttributeIntValue("android", "topOffset", 0);
         mVertical = (orientation == SlidingDrawer.ORIENTATION_VERTICAL);
     }

     public WrapSlidingDrawer(Context context, AttributeSet attrs) {
         super(context, attrs);
         int orientation = attrs.getAttributeIntValue("android", "orientation",
                 ORIENTATION_VERTICAL);
         mTopOffset = attrs.getAttributeIntValue("android", "topOffset", 0);
         mVertical = (orientation == SlidingDrawer.ORIENTATION_VERTICAL);
     }

     /**
      * 测量视图和其内容，以确定所测量的宽度和所测量的高度。
      * widthMeasureSpec   宽度测量规格。
      * heightMeasureSpec  高度测量规格。
      */
     @Override
     protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
         int widthSpecMode = MeasureSpec.getMode(widthMeasureSpec);
         int widthSpecSize = MeasureSpec.getSize(widthMeasureSpec);
         int heightSpecMode = MeasureSpec.getMode(heightMeasureSpec);
         int heightSpecSize = MeasureSpec.getSize(heightMeasureSpec);
         // 返回抽屉的手柄。
         final View handle = getHandle();
         // 返回抽屉的内容。
         final View content = getContent();
         /**
          * Ask one of the children of this view to measure itself, taking into
          * account both the MeasureSpec requirements for this view and its padding.
          * The heavy lifting is done in getChildMeasureSpec.
          *
          * @param child The child to measure
          * @param parentWidthMeasureSpec The width requirements for this view
          * @param parentHeightMeasureSpec The height requirements for this view
          */
         measureChild(handle, widthMeasureSpec, heightMeasureSpec);

         if (mVertical) {
             // 测量高度 - 抽屉手柄高度 - 额外偏移的把手顶部
             int height = heightSpecSize - handle.getMeasuredHeight()
                     - mTopOffset;
             // 内容尺寸
             // public static int makeMeasureSpec (int size, int mode)
             // Creates a measure specification based on the supplied size and mode.
             //   size    the size of the measure specification
             //   mode    the mode of the measure specification
             content.measure(widthMeasureSpec,
                     MeasureSpec.makeMeasureSpec(height, heightSpecMode));
             //
             heightSpecSize = handle.getMeasuredHeight() + mTopOffset
                     + content.getMeasuredHeight();
             //
             widthSpecSize = content.getMeasuredWidth();
             //
             if (handle.getMeasuredWidth() > widthSpecSize)
                 widthSpecSize = handle.getMeasuredWidth();
         } else {
             int width = widthSpecSize - handle.getMeasuredWidth() - mTopOffset;
             getContent().measure(
                     MeasureSpec.makeMeasureSpec(width, widthSpecMode),
                     heightMeasureSpec);
             widthSpecSize = handle.getMeasuredWidth() + mTopOffset
                     + content.getMeasuredWidth();
             heightSpecSize = content.getMeasuredHeight();
             if (handle.getMeasuredHeight() > heightSpecSize)
                 heightSpecSize = handle.getMeasuredHeight();
         }
         // 此方法必须由onMeasure（int，int）被调用储存的测量宽度和高度测量。
         setMeasuredDimension(widthSpecSize, heightSpecSize);
     }
 }

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

     <TextView
         android:id="@+id/text_view"
         android:layout_width="fill_parent"
         android:layout_height="wrap_content"
         android:layout_marginTop="10dip"
         android:gravity="center"
         android:text="AAAAAAAAAAAAAA"
         android:textSize="10pt" />

     <com.cn.daming.WrapSlidingDrawer
         android:id="@+id/sliding_drawer"
         android:layout_width="fill_parent"
         android:layout_height="wrap_content"
         android:content="@+id/mycontent"
         android:handle="@+id/layout1"
         android:layout_alignParentBottom="true"
         android:orientation="vertical" >

         <LinearLayout
             android:id="@id/layout1"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:background="#00000000"
             android:gravity="center" >

             <ImageView
                 android:id="@+id/my_image"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:src="@drawable/up1" />
         </LinearLayout>

         <GridView
             android:id="@id/mycontent"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:background="#ff000000"
             android:gravity="center"
             android:numColumns="3"
             android:paddingTop="20dip" />
     </com.cn.daming.WrapSlidingDrawer>

 </RelativeLayout>

 import android.app.Activity;
 import android.content.res.Configuration;
 import android.os.Bundle;
 import android.view.View;
 import android.widget.GridView;
 import android.widget.ImageView;
 import android.widget.SlidingDrawer;
 import android.widget.TextView;

 public class SlidingDrawerMainActivity extends Activity {

     private GridView gridView;
     private SlidingDrawer slidingDrawer;
     private ImageView imageView;
     private TextView textview;
     private int[] icons = { R.drawable.title1, R.drawable.title2,
             R.drawable.title3, R.drawable.title4, R.drawable.title5,
             R.drawable.title6 };

     private String[] items = { "Phone", "Message", "AddImage", "Music",
             "Telephone", "SMS" };

     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);

         setContentView(R.layout.main);

         gridView = (GridView) findViewById(R.id.mycontent);
         slidingDrawer = (SlidingDrawer) findViewById(R.id.sliding_drawer);
         imageView = (ImageView) findViewById(R.id.my_image);
         textview = (TextView) findViewById(R.id.text_view);
         MyGridViewAdapter adapter = new MyGridViewAdapter(this, items, icons);
         gridView.setAdapter(adapter);

         slidingDrawer
                 .setOnDrawerOpenListener(new SlidingDrawer.OnDrawerOpenListener() {

                     public void onDrawerOpened() {
                         textview.setVisibility(View.GONE);
                         imageView.setImageResource(R.drawable.down1);
                     }
                 });
         slidingDrawer
                 .setOnDrawerCloseListener(new SlidingDrawer.OnDrawerCloseListener() {

                     public void onDrawerClosed() {
                         textview.setVisibility(View.VISIBLE);
                         imageView.setImageResource(R.drawable.up1);
                     }
                 });
     }

     @Override
     public void onConfigurationChanged(Configuration newConfig) {
         super.onConfigurationChanged(newConfig);
     }
 }

完整代码下载：http://pan.baidu.com/s/1sjsdqTv