Android之SlingMenu，简单的侧滑SlidingMenu

转载：http://blog.youkuaiyun.com/lmj623565791/article/details/39185641

public class Main2Activity extends Activity {
 private SlidingMenu slidingMenu;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        requestWindowFeature(Window.FEATURE_NO_TITLE);
        setContentView(R.layout.activity_main2);
        slidingMenu = (SlidingMenu) findViewById(R.id.id_menu);


    }

    public void toggleMenu(View v){
        slidingMenu.toggle();
    }
}

自定义SlidingMenu

public class SlidingMenu extends HorizontalScrollView {

  //屏幕宽度
    private int mScreenWidth;
    private int mMenuRightPadding = 50;
    //菜单宽度
    private int mMenuWidth;
    private int mHalfMenuWidth;

    private boolean once;





    public SlidingMenu(Context context, AttributeSet attrs) {
        this(context, attrs,0);
    }

    public SlidingMenu(Context context,AttributeSet attrs,int defStyle){
        super(context,attrs,defStyle);
        WindowManager manager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
        DisplayMetrics metrics = new DisplayMetrics();
        manager.getDefaultDisplay().getMetrics(metrics);
        mScreenWidth = metrics.widthPixels;

        TypedArray typedArray = context.getTheme().obtainStyledAttributes(attrs, R.styleable.SlidingMenu, defStyle, 0);
        int indexCount = typedArray.getIndexCount();
        for (int i = 0; i < indexCount; i++) {
            int attr = typedArray.getIndex(i);
            switch (attr){
                case R.styleable.SlidingMenu_rightpadding:
                    //默认50
                    mMenuRightPadding = typedArray.getDimensionPixelSize(attr, (int)TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP,50f,getResources().getDisplayMetrics()));

                    break;
            }
        }
        typedArray.recycle();
    }

    @Override
    protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
        super.onMeasure(widthMeasureSpec, heightMeasureSpec);
        //显示的设置一个宽度
        if(!once){
            LinearLayout wrapper = (LinearLayout) getChildAt(0);
            ViewGroup menu = (ViewGroup) wrapper.getChildAt(0);
            ViewGroup content = (ViewGroup) wrapper.getChildAt(1);

            // dp to px
            mMenuWidth = mScreenWidth - mMenuRightPadding;
        //    mMenuRightPadding = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP,mMenuRightPadding,content.getResources().getDisplayMetrics());
            mMenuWidth = mScreenWidth - mMenuRightPadding;
            mHalfMenuWidth = mMenuWidth/2;
            content.getLayoutParams().width = mScreenWidth;
        }
    }

    @Override
    protected void onLayout(boolean changed, int l, int t, int r, int b) {
        super.onLayout(changed, l, t, r, b);
        if(changed){
            //将菜单隐藏
            this.scrollTo(mScreenWidth,0);
            once = true;
        }
    }
public  boolean isOpen;
    @Override
    public boolean onTouchEvent(MotionEvent ev) {
        int actin = ev.getAction();
        switch (actin){
            //up时，进行判断，如果显示区域大于区域 菜单宽度一半则完全显示，否则隐藏
            case MotionEvent.ACTION_UP:
                int scrollX = getScrollX();
                if(scrollX>mHalfMenuWidth) {
                    this.smoothScrollTo(mScreenWidth, 0);
                    isOpen = false;
                }else {
                    this.smoothScrollTo(0, 0);
                    isOpen = true;
                }
                return true;
        }
        return super.onTouchEvent(ev);
    }

    //打开菜单
    public void openMenu(){
        if(isOpen){
            return;
        }
        this.smoothScrollTo(0,0);
        isOpen = true;
    }
    //关闭菜单
    public void  closeMenu(){
        if(isOpen){
            this.smoothScrollTo(mScreenWidth,0);
            isOpen = false;
        }
    }

    //切换菜单
    public void toggle(){
        if(isOpen){
            closeMenu();
        }else {
            openMenu();
        }
    }
}

布局layout_menu

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@mipmap/img_frame_background"
     >
    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_centerVertical="true"
        android:orientation="vertical"
        >
        <RelativeLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content">

            <ImageView
                android:id="@+id/one"
                android:layout_width="50dp"
                android:layout_height="50dp"
                android:layout_centerVertical="true"
                android:layout_marginLeft="20dp"
                android:layout_marginTop="20dp"
                android:src="@mipmap/img_1"
                />
            <TextView
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:layout_centerVertical="true"
                android:layout_marginLeft="20dp"
                android:layout_toRightOf="@id/one"
                android:text="第一个Item"
                android:textColor="#f0f0f0"
                android:textSize="20sp"
                />

        </RelativeLayout>

        <RelativeLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content" >

            <ImageView
                android:id="@+id/two"
                android:layout_width="50dp"
                android:layout_height="50dp"
                android:layout_centerVertical="true"
                android:layout_marginLeft="20dp"
                android:layout_marginTop="20dp"
                android:src="@mipmap/img_2" />

            <TextView
                android:layout_width="fill_parent"
                android:layout_height="wrap_content"
                android:layout_centerVertical="true"
                android:layout_marginLeft="20dp"
                android:layout_toRightOf="@id/two"
                android:text="第2个Item"
                android:textColor="#f0f0f0"
                android:textSize="20sp" />
        </RelativeLayout>

        <RelativeLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content" >

            <ImageView
                android:id="@+id/three"
                android:layout_width="50dp"
                android:layout_height="50dp"
                android:layout_centerVertical="true"
                android:layout_marginLeft="20dp"
                android:layout_marginTop="20dp"
                android:src="@mipmap/img_3" />

            <TextView
                android:layout_width="fill_parent"
                android:layout_height="wrap_content"
                android:layout_centerVertical="true"
                android:layout_marginLeft="20dp"
                android:layout_toRightOf="@id/three"
                android:text="第3个Item"
                android:textColor="#f0f0f0"
                android:textSize="20sp" />
        </RelativeLayout>

        <RelativeLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content" >

            <ImageView
                android:id="@+id/four"
                android:layout_width="50dp"
                android:layout_height="50dp"
                android:layout_centerVertical="true"
                android:layout_marginLeft="20dp"
                android:layout_marginTop="20dp"
                android:src="@mipmap/img_4" />

            <TextView
                android:layout_width="fill_parent"
                android:layout_height="wrap_content"
                android:layout_centerVertical="true"
                android:layout_marginLeft="20dp"
                android:layout_toRightOf="@id/four"
                android:text="第一个Item"
                android:textColor="#f0f0f0"
                android:textSize="20sp" />
        </RelativeLayout>

        <RelativeLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content" >

            <ImageView
                android:id="@+id/five"
                android:layout_width="50dp"
                android:layout_height="50dp"
                android:layout_centerVertical="true"
                android:layout_marginLeft="20dp"
                android:layout_marginTop="20dp"
                android:src="@mipmap/img_5" />

            <TextView
                android:layout_width="fill_parent"
                android:layout_height="wrap_content"
                android:layout_centerVertical="true"
                android:layout_marginLeft="20dp"
                android:layout_toRightOf="@id/five"
                android:text="第5个Item"
                android:textColor="#f0f0f0"
                android:textSize="20sp" />
        </RelativeLayout>

    </LinearLayout>

</RelativeLayout>

main

<?xml version="1.0" encoding="utf-8"?>
<com.example.administrator.testapplication.SlidingMenu xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    xmlns:xxx = "http://schemas.android.com/apk/res-auto"
    android:layout_width="wrap_content"
    android:id="@+id/id_menu"
    android:layout_height="match_parent"
    android:scrollbars="none"
    xxx:rightpadding="100dp"
    tools:context="com.example.administrator.testapplication.Main2Activity">
    <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="@mipmap/qq" >
            <Button
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:onClick="toggleMenu"
                android:text="切换菜单" />
        </LinearLayout>
    </LinearLayout>

</com.example.administrator.testapplication.SlidingMenu>

属性设置

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

    <attr name="rightpadding" format="dimension"/>
    <declare-styleable name="SlidingMenu">
        <attr name="rightpadding"/>
    </declare-styleable>

</resources>

转载：http://blog.youkuaiyun.com/lmj623565791/article/details/39185641

public class SlidingMenu extends HorizontalScrollView {

  //屏幕宽度
    private int mScreenWidth;
    private int mMenuRightPadding = 50;
    //菜单宽度
    private int mMenuWidth;
    private int mHalfMenuWidth;

    private boolean once;





    public SlidingMenu(Context context, AttributeSet attrs) {
        super(context, attrs);
        WindowManager manager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
        DisplayMetrics metrics = new DisplayMetrics();
        manager.getDefaultDisplay().getMetrics(metrics);
        mScreenWidth = metrics.widthPixels;
    }

    @Override
    protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
        super.onMeasure(widthMeasureSpec, heightMeasureSpec);
        //显示的设置一个宽度
        if(!once){
            LinearLayout wrapper = (LinearLayout) getChildAt(0);
            ViewGroup menu = (ViewGroup) wrapper.getChildAt(0);
            ViewGroup content = (ViewGroup) wrapper.getChildAt(0);

            // dp to px
            mMenuRightPadding = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP,mMenuRightPadding,content.getResources().getDisplayMetrics());
            mMenuWidth = mScreenWidth - mMenuRightPadding;
            mHalfMenuWidth = mMenuWidth/2;
            content.getLayoutParams().width = mScreenWidth;
        }
    }

    @Override
    protected void onLayout(boolean changed, int l, int t, int r, int b) {
        super.onLayout(changed, l, t, r, b);
        if(changed){
            //将菜单隐藏
            this.scrollTo(mMenuWidth,0);
            once = true;
        }
    }

    @Override
    public boolean onTouchEvent(MotionEvent ev) {
        int actin = ev.getAction();
        switch (actin){
            //up时，进行判断，如果显示区域大于区域 菜单宽度一半则完全显示，否则隐藏
            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);
    }
}

布局

<com.example.administrator.testapplication.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="match_parent"
    android:scrollbars="none"
    tools:context="com.example.administrator.testapplication.Main2Activity">
    <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="@mipmap/qq" >
        </LinearLayout>
    </LinearLayout>

</com.example.administrator.testapplication.SlidingMenu>

layout_menu

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@mipmap/img_frame_background"
     >
    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_centerVertical="true"
        android:orientation="vertical"
        >
        <RelativeLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content">

            <ImageView
                android:id="@+id/one"
                android:layout_width="50dp"
                android:layout_height="50dp"
                android:layout_centerVertical="true"
                android:layout_marginLeft="20dp"
                android:layout_marginTop="20dp"
                android:src="@mipmap/img_1"
                />
            <TextView
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:layout_centerVertical="true"
                android:layout_marginLeft="20dp"
                android:layout_toRightOf="@id/one"
                android:text="第一个Item"
                android:textColor="#f0f0f0"
                android:textSize="20sp"
                />

        </RelativeLayout>

        <RelativeLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content" >

            <ImageView
                android:id="@+id/two"
                android:layout_width="50dp"
                android:layout_height="50dp"
                android:layout_centerVertical="true"
                android:layout_marginLeft="20dp"
                android:layout_marginTop="20dp"
                android:src="@mipmap/img_2" />

            <TextView
                android:layout_width="fill_parent"
                android:layout_height="wrap_content"
                android:layout_centerVertical="true"
                android:layout_marginLeft="20dp"
                android:layout_toRightOf="@id/two"
                android:text="第2个Item"
                android:textColor="#f0f0f0"
                android:textSize="20sp" />
        </RelativeLayout>

        <RelativeLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content" >

            <ImageView
                android:id="@+id/three"
                android:layout_width="50dp"
                android:layout_height="50dp"
                android:layout_centerVertical="true"
                android:layout_marginLeft="20dp"
                android:layout_marginTop="20dp"
                android:src="@mipmap/img_3" />

            <TextView
                android:layout_width="fill_parent"
                android:layout_height="wrap_content"
                android:layout_centerVertical="true"
                android:layout_marginLeft="20dp"
                android:layout_toRightOf="@id/three"
                android:text="第3个Item"
                android:textColor="#f0f0f0"
                android:textSize="20sp" />
        </RelativeLayout>

        <RelativeLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content" >

            <ImageView
                android:id="@+id/four"
                android:layout_width="50dp"
                android:layout_height="50dp"
                android:layout_centerVertical="true"
                android:layout_marginLeft="20dp"
                android:layout_marginTop="20dp"
                android:src="@mipmap/img_4" />

            <TextView
                android:layout_width="fill_parent"
                android:layout_height="wrap_content"
                android:layout_centerVertical="true"
                android:layout_marginLeft="20dp"
                android:layout_toRightOf="@id/four"
                android:text="第一个Item"
                android:textColor="#f0f0f0"
                android:textSize="20sp" />
        </RelativeLayout>

        <RelativeLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content" >

            <ImageView
                android:id="@+id/five"
                android:layout_width="50dp"
                android:layout_height="50dp"
                android:layout_centerVertical="true"
                android:layout_marginLeft="20dp"
                android:layout_marginTop="20dp"
                android:src="@mipmap/img_5" />

            <TextView
                android:layout_width="fill_parent"
                android:layout_height="wrap_content"
                android:layout_centerVertical="true"
                android:layout_marginLeft="20dp"
                android:layout_toRightOf="@id/five"
                android:text="第5个Item"
                android:textColor="#f0f0f0"
                android:textSize="20sp" />
        </RelativeLayout>

    </LinearLayout>

</RelativeLayout>