Android彩虹菜单

2018-05-18  本文已影响0人  蒙伟

核心代码:
MainActivity.java

package com.huatec.myapplication;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.ImageButton;
import android.widget.RelativeLayout;

public class MainActivity extends AppCompatActivity {

    private ImageButton imageButton_a1, imageButton_b2;//触发菜单的按钮
    private RelativeLayout l2, l3;//二级与三级菜单布局
    private boolean isl2Show = true;//判断二级菜单是否显示
    private boolean isl3Show = true; //盘算三级菜单是否显示

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        //获取触发菜单的按钮
        imageButton_a1 = findViewById(R.id.a_1);
        imageButton_b2 = findViewById(R.id.b_2);

        //获取二级菜单与三级菜单布局
        l2 = findViewById(R.id.level_2);
        l3 = findViewById(R.id.level_3);

        //单击按钮:显示或隐藏三级菜单
        imageButton_b2.setOnClickListener(new View.OnClickListener() {

            @Override
            public void onClick(View v) {

                if (isl3Show) {
                    //隐藏3级导航菜单
                    MyAnimation.animationOUT(l3, 500, 0);
                } else {
                    //显示3级导航菜单
                    MyAnimation.animationIN(l3, 500);

                }
                //根据当前的显示状态设置为相反的状态,如3级菜单已经关闭。这里将设置状态为false
                isl3Show = !isl3Show;

            }
        });

        //单击按钮:显示二级菜单或隐藏二级三级菜单
        imageButton_a1.setOnClickListener(new View.OnClickListener() {

            @Override
            public void onClick(View v) {

                if (!isl2Show) {
                    //显示2级导航菜单
                    MyAnimation.animationIN(l2, 500);
                } else {
                    if (isl3Show) {
                        //隐藏3级导航菜单
                        MyAnimation.animationOUT(l3, 500, 0);
                        //隐藏2级导航菜单
                        MyAnimation.animationOUT(l2, 500, 500);
                        isl3Show = !isl3Show;
                    } else {
                        //隐藏2级导航菜单
                        MyAnimation.animationOUT(l2, 500, 0);
                    }
                }
                isl2Show = !isl2Show;

            }
        });
    }
}

MyAnimation.java

package com.huatec.myapplication;

import android.view.View;
import android.view.ViewGroup;
import android.view.animation.Animation;
import android.view.animation.RotateAnimation;

public class MyAnimation {

    /**
     * 菜单进入动画
     *
     * @param viewGroup 菜单布局,对该布局进行旋转
     * @param duration  动画时间
     */
    public static void animationIN(ViewGroup viewGroup, int duration) {

        //便利布局中按钮控件
        for (int i = 0; i < viewGroup.getChildCount(); i++) {
            viewGroup.getChildAt(i).setVisibility(View.VISIBLE);    //设置显示
            viewGroup.getChildAt(i).setFocusable(true);             //获得焦点
            viewGroup.getChildAt(i).setClickable(true);             //可以点击
        }

        /**
         * 旋转动画
         * RotateAnimation(fromDegrees, toDegrees, pivotXType, pivotXValue, pivotYType, pivotYValue)
         * fromDegrees 开始旋转角度
         * toDegrees 旋转到的角度
         * pivotXType X轴 参照物
         * pivotXValue x轴 旋转的参考点
         * pivotYType Y轴 参照物
         * pivotYValue Y轴 旋转的参考点
         */
        Animation animation = new RotateAnimation(-180, 0,
                Animation.RELATIVE_TO_SELF, 0.5f,
                Animation.RELATIVE_TO_SELF, 1.0f);        //创建旋转动画
        animation.setFillAfter(true);                            //停留在动画结束位置
        animation.setDuration(duration);                         //动画过程的时间
        viewGroup.startAnimation(animation);                     //启动动画

    }

    /**
     * 菜单退出动画
     *
     * @param viewGroup
     * @param duration
     * @param startOffSet
     */
    public static void animationOUT(final ViewGroup viewGroup, int duration, int startOffSet) {

        //创建旋转动画
        Animation animation = new RotateAnimation(0, -180,
                Animation.RELATIVE_TO_SELF, 0.5f,
                Animation.RELATIVE_TO_SELF, 1.0f);
        animation.setFillAfter(true);//停留在动画结束位置
        animation.setDuration(duration);//动画过程的时间
        animation.setStartOffset(startOffSet);//设置动画多久后执行
        //设置动画监听事件
        animation.setAnimationListener(new Animation.AnimationListener() {

            @Override
            public void onAnimationStart(Animation animation) {

            }

            @Override
            public void onAnimationRepeat(Animation animation) {

            }

            /**
             * 动画结束后的事件处理
             */
            @Override
            public void onAnimationEnd(Animation animation) {
                for (int i = 0; i < viewGroup.getChildCount(); i++) {
                    viewGroup.getChildAt(i).setVisibility(View.GONE);       //设置隐藏菜单中按钮
                    viewGroup.getChildAt(i).setFocusable(false);            //失去焦点
                    viewGroup.getChildAt(i).setClickable(false);            //不可单击
                }

            }
        });

        viewGroup.startAnimation(animation);//启动退出动画
    }
}

activity_main布局文件:

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@drawable/bg"
    tools:context=".MainActivity">

    <!--创建一级菜单按钮-->
    <RelativeLayout
        android:id="@+id/level_1"
        android:layout_width="100dp"
        android:layout_height="50dp"
        android:layout_alignParentBottom="true"
        android:layout_centerHorizontal="true"
        android:background="@drawable/level1_bg">

        <ImageButton
            android:id="@+id/a_1"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_centerInParent="true"
            android:background="@drawable/a1_icon"/>

    </RelativeLayout>

    <!--显示二级菜单按钮-->
    <RelativeLayout
        android:id="@+id/level_2"
        android:layout_width="180dp"
        android:layout_height="90dp"
        android:layout_alignParentBottom="true"
        android:layout_centerHorizontal="true"
        android:background="@drawable/level2_bg">

        <ImageButton
            android:id="@+id/b_1"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_alignParentBottom="true"
            android:layout_margin="10dp"
            android:background="@drawable/b1_icon"/>

        <ImageButton
            android:id="@+id/b_2"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_centerHorizontal="true"
            android:layout_margin="6dp"
            android:background="@drawable/b2_icon"/>

        <ImageButton
            android:id="@+id/b_3"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_alignParentBottom="true"
            android:layout_alignParentRight="true"
            android:layout_margin="10dp"
            android:background="@drawable/b3_icon"/>

    </RelativeLayout>

    <!--显示三级菜单按钮-->
    <RelativeLayout
        android:id="@+id/level_3"
        android:layout_width="280dp"
        android:layout_height="140dp"
        android:layout_alignParentBottom="true"
        android:layout_centerHorizontal="true"
        android:background="@drawable/level3_bg">

        <ImageButton
            android:id="@+id/c1"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_alignParentBottom="true"
            android:layout_marginBottom="6dp"
            android:layout_marginLeft="12dp"
            android:background="@drawable/c1_icon"/>

        <ImageButton
            android:id="@+id/c2"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_above="@id/c1"
            android:layout_marginBottom="12dp"
            android:layout_marginLeft="28dp"
            android:background="@drawable/c2_icon"/>

        <ImageButton
            android:id="@+id/c3"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_above="@id/c2"
            android:layout_marginBottom="6dp"
            android:layout_marginLeft="8dp"
            android:layout_toRightOf="@id/c2"
            android:background="@drawable/c3_icon"/>

        <ImageButton
            android:id="@+id/c4"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_centerHorizontal="true"
            android:layout_margin="6dp"
            android:background="@drawable/c4_icon"/>


        <ImageButton
            android:id="@+id/c7"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_alignParentBottom="true"
            android:layout_alignParentRight="true"
            android:layout_marginBottom="6dp"
            android:layout_marginRight="12dp"
            android:background="@drawable/c7_icon"/>


        <ImageButton
            android:id="@+id/c6"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_above="@+id/c7"
            android:layout_alignParentRight="true"
            android:layout_centerHorizontal="true"
            android:layout_marginBottom="12dp"
            android:layout_marginRight="28dp"
            android:background="@drawable/c6_icon"/>


        <ImageButton
            android:id="@+id/c5"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_above="@+id/c6"
            android:layout_centerHorizontal="true"
            android:layout_marginBottom="6dp"
            android:layout_marginRight="8dp"
            android:layout_toLeftOf="@+id/c6"
            android:background="@drawable/c5_icon"/>

    </RelativeLayout>

</RelativeLayout>

效果图:


2018-05-18 22_41_31.gif

源码地址:https://github.com/280357392/RainbowMenu

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