<com.example.zhy_slidingmenu.SlidingMenu xmlns:android="http://schemas.android.com/apk/res/android"
 xmlns:tools="http://schemas.android.com/tools"
 android:layout_width="wrap_content"
 android:layout_height="fill_parent"
 android:scrollbars="none" >

 <LinearLayout
  android:layout_width="wrap_content"
  android:layout_height="fill_parent"
  android:orientation="horizontal" >

  <include layout="@layout/layout_menu" />

  <LinearLayout
   android:layout_width="fill_parent"
   android:layout_height="fill_parent"
   android:background="@drawable/qq" >
  </LinearLayout>
 </LinearLayout>

</com.example.zhy_slidingmenu.SlidingMenu>

package com.example.zhy_slidingmenu;

import android.content.Context;
import android.util.AttributeSet;
import android.util.TypedValue;
import android.view.MotionEvent;
import android.view.ViewGroup;
import android.widget.HorizontalScrollView;
import android.widget.LinearLayout;

import com.zhy.utils.ScreenUtils;

public class SlidingMenu extends HorizontalScrollView
{
 /**
 * 屏幕寬度
 */
 private int mScreenWidth;
 /**
 * dp
 */
 private int mMenuRightPadding = 50;
 /**
 * 菜單的寬度
 */
 private int mMenuWidth;
 private int mHalfMenuWidth;

 private boolean once;

 public SlidingMenu(Context context, AttributeSet attrs)
 {
 super(context, attrs);
 mScreenWidth = ScreenUtils.getScreenWidth(context);
 }

 @Override
 protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec)
 {
 /**
 * 顯示的設置一個寬度
 */
 if (!once)
 {
 LinearLayout wrapper = (LinearLayout) getChildAt(0);
 ViewGroup menu = (ViewGroup) wrapper.getChildAt(0);
 ViewGroup content = (ViewGroup) wrapper.getChildAt(1);
 // dp to px
 mMenuRightPadding = (int) TypedValue.applyDimension(
  TypedValue.COMPLEX_UNIT_DIP, mMenuRightPadding, content
  .getResources().getDisplayMetrics());

 mMenuWidth = mScreenWidth - mMenuRightPadding;
 mHalfMenuWidth = mMenuWidth / 2;
 menu.getLayoutParams().width = mMenuWidth;
 content.getLayoutParams().width = mScreenWidth;

 }
 super.onMeasure(widthMeasureSpec, heightMeasureSpec);

 }

 @Override
 protected void onLayout(boolean changed, int l, int t, int r, int b)
 {
 super.onLayout(changed, l, t, r, b);
 if (changed)
 {
 // 將菜單隱藏
 this.scrollTo(mMenuWidth, 0);
 once = true;
 }
 }

 @Override
 public boolean onTouchEvent(MotionEvent ev)
 {
 int action = ev.getAction();
 switch (action)
 {
 // Up時，進行判斷，如果顯示區(qū)域大于菜單寬度一半則完全顯示，否則隱藏
 case MotionEvent.ACTION_UP:
 int scrollX = getScrollX();
 if (scrollX > mHalfMenuWidth)
 this.smoothScrollTo(mMenuWidth, 0);
 else
 this.smoothScrollTo(0, 0);
 return true;
 }
 return super.onTouchEvent(ev);
 }

}

<?xml version="1.0" encoding="utf-8"?>
<resources>

 <attr name="rightPadding" format="dimension" />

 <declare-styleable name="SlidingMenu">
  <attr name="rightPadding" />
 </declare-styleable>

</resources>

<com.example.zhy_slidingmenu.SlidingMenu xmlns:android="http://schemas.android.com/apk/res/android"
 xmlns:tools="http://schemas.android.com/tools"
 xmlns:zhy="http://schemas.android.com/apk/res/com.example.zhy_slidingmenu"
 android:layout_width="wrap_content"
 android:layout_height="fill_parent"
 android:scrollbars="none"
 zhy:rightPadding="100dp" >

public SlidingMenu(Context context, AttributeSet attrs, int defStyle)
 {
 super(context, attrs, defStyle);
 mScreenWidth = ScreenUtils.getScreenWidth(context);

 TypedArray a = context.getTheme().obtainStyledAttributes(attrs,
 R.styleable.SlidingMenu, defStyle, 0);
 int n = a.getIndexCount();
 for (int i = 0; i < n; i++)
 {
 int attr = a.getIndex(i);
 switch (attr)
 {
 case R.styleable.SlidingMenu_rightPadding:
 // 默認50
 mMenuRightPadding = a.getDimensionPixelSize(attr,
  (int) TypedValue.applyDimension(
  TypedValue.COMPLEX_UNIT_DIP, 50f,
  getResources().getDisplayMetrics()));// 默認為10DP
 break;
 }
 }
 a.recycle();
 }

case MotionEvent.ACTION_UP:
 int scrollX = getScrollX();
 if (scrollX > mHalfMenuWidth)
 {
 this.smoothScrollTo(mMenuWidth, 0);
 isOpen = false;
 } else
 {
 this.smoothScrollTo(0, 0);
 isOpen = true;
 }
 return true;
 }

/**
 * 打開菜單
 */
 public void openMenu()
 {
 if (isOpen)
 return;
 this.smoothScrollTo(0, 0);
 isOpen = true;
 }

 /**
 * 關閉菜單
 */
 public void closeMenu()
 {
 if (isOpen)
 {
 this.smoothScrollTo(mMenuWidth, 0);
 isOpen = false;
 }
 }

 /**
 * 切換菜單狀態(tài)
 */
 public void toggle()
 {
 if (isOpen)
 {
 closeMenu();
 } else
 {
 openMenu();
 }
 }

public class MainActivity extends Activity
{
 private SlidingMenu mMenu ;

 @Override
 protected void onCreate(Bundle savedInstanceState)
 {
 super.onCreate(savedInstanceState);
 requestWindowFeature(Window.FEATURE_NO_TITLE);
 setContentView(R.layout.activity_main);
 mMenu = (SlidingMenu) findViewById(R.id.id_menu);
 }
 
 public void toggleMenu(View view)
 {
 mMenu.toggle();
 }
}