安卓Andriod使用入门(九)【悬浮窗菜单】

人生最重要的不是我们置身何处，而是我们将前往何处。

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MainActivity.java代码：

package siso.multilistview;

import android.os.Build;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;

public class MainActivity extends AppCompatActivity implements View.OnClickListener {

@Override
protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        hideBothNavigationBarAndStatusBar();
        setContentView(R.layout.activity_main);
        FloatMenuManager.getInstance().startFloatView(this.getApplicationContext());
        findViewById(R.id.hideStatuBarNaviBar).setOnClickListener(this);

}


private void hideBothNavigationBarAndStatusBar() {
        View decorView = getWindow().getDecorView();
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
        int uiOptions = View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
        | View.SYSTEM_UI_FLAG_FULLSCREEN;
        decorView.setSystemUiVisibility(uiOptions);
        }
        }

@Override
protected void onResume() {
        super.onResume();
        hideBothNavigationBarAndStatusBar();
        FloatMenuManager.getInstance().showFloatingView();
        }

@Override
protected void onPause() {
        super.onPause();
        FloatMenuManager.getInstance().hideFloatingView();
        }

@Override
protected void onDestroy() {
        super.onDestroy();
        FloatMenuManager.getInstance().destroy();
        }

@Override
public void onClick(View v) {
        switch (v.getId()) {
        case R.id.hideStatuBarNaviBar:
        hideBothNavigationBarAndStatusBar();
        break;
        }
        }
        }

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Const.java代码:

package siso.multilistview;

public interface Const {
    String GAME_URL = "http://www.cnblogs.com/cate/html5/";
    String HOME = "首页";
    String FAVOUR = "收藏";
    String FEEDBACK = "客服";
    String MESSAGE = "消息";
    String CLOSE = "关闭";

    String[] MENU_ITEMS = {HOME, FAVOUR, FEEDBACK, MESSAGE, CLOSE};
}

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FloatMenuManager.java代码:

package siso.multilistview;

import android.content.ComponentName;
import android.content.Context;
import android.os.IBinder;

import java.io.ObjectStreamException;


public class FloatMenuManager implements ServiceConnectionManager.QdServiceConnection {
    private ServiceConnectionManager mServiceConnectionManager;

    private FloatMenuManager() {

    }

    //静态内部类实现单例  优于双重检查锁(DCL)单例
    public static FloatMenuManager getInstance() {
        return FloatMenuHolder.single;
    }

    /**
     * 静态内部类能够解决DCL双重检查锁失效的问题
     */
    private static class FloatMenuHolder {
        private static final FloatMenuManager single = new FloatMenuManager();
    }

    /**
     * 防止反序列获取新的单例
     *
     * @return
     * @throws ObjectStreamException
     */
    private Object readResolve() throws ObjectStreamException {
        return FloatMenuHolder.single;
    }

    private FloatMenuService mFloatViewService;

    public void startFloatView(Context context) {
        if (mFloatViewService != null) {
            mFloatViewService.showFloat();
            return;
        }
        if (mServiceConnectionManager == null) {
            mServiceConnectionManager = new ServiceConnectionManager(context, FloatMenuService.class, this);
            mServiceConnectionManager.bindToService();
        }
    }

    /**
     */
    public void addFloatMenuItem() {
        if (mFloatViewService != null) {

        }
    }

    /**
     *
     */
    public void removeMenuItem() {
        if (mFloatViewService != null) {
        }
    }

    /**
     * 显示悬浮图标
     */
    public void showFloatingView() {
        if (mFloatViewService != null) {
            mFloatViewService.showFloat();
        }
    }

    /**
     * 隐藏悬浮图标
     */
    public void hideFloatingView() {
        if (mFloatViewService != null) {
            mFloatViewService.hideFloat();
        }
    }

    /**
     * 释放QDSDK数据
     */
    public void destroy() {
        if (mFloatViewService != null) {
            mFloatViewService.hideFloat();
            mFloatViewService.destroyFloat();
        }
        if (mServiceConnectionManager != null) {
            mServiceConnectionManager.unbindFromService();
        }
        mFloatViewService = null;
    }

    @Override
    public void onServiceConnected(ComponentName name, IBinder service) {
        mFloatViewService = ((FloatMenuService.FloatMenuServiceBinder) service).getService();
        if (mFloatViewService != null) {
            mFloatViewService.showFloat();
        }
    }

    @Override
    public void onServiceDisconnected(ComponentName name) {
        mFloatViewService = null;
    }
}

FloatMenuService.java代码:

package siso.multilistview;



import android.app.Service;
import android.content.Context;
import android.content.Intent;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
import android.graphics.drawable.Drawable;
import android.net.Uri;
import android.os.Binder;
import android.os.Handler;
import android.os.IBinder;
import android.view.View;
import android.widget.Toast;

import com.yw.game.sclib.Sc;
import com.yw.game.sclib.ScCreateResultCallback;

import java.util.ArrayList;

import siso.floatmenu.FloatMenu;
import siso.floatmenu.MenuItem;
import siso.floatmenu.MenuItemView;


public class FloatMenuService extends Service implements View.OnClickListener {
    private FloatMenu mFloatMenu;
    private final static String TAG = FloatMenuService.class.getSimpleName();

    private Handler mHandler = new Handler();
    private int[] menuIcons = new int[]{R.drawable.yw_menu_account, R.drawable.yw_menu_favour, R.drawable.yw_menu_fb, R.drawable.yw_menu_msg, R.drawable.yw_menu_close};

    @Override
    public IBinder onBind(Intent intent) {
        return new FloatMenuServiceBinder();
    }


    /**
     * On create.
     */
    @Override
    public void onCreate() {
        super.onCreate();
        ArrayList<MenuItem> mMenuItems = new ArrayList<>();
        for (int i = 0; i < menuIcons.length; i++) {
            mMenuItems.add(new MenuItem(menuIcons[i], Const.MENU_ITEMS[i], android.R.color.black, this));
        }
        mFloatMenu = new FloatMenu.Builder(this).menuItems(mMenuItems).build();
        mFloatMenu.show();
    }

    /**
     * On click.
     *
     * @param v the v
     */
    @Override
    public void onClick(View v) {
        if (v instanceof MenuItemView) {
            MenuItemView menuItemView = (MenuItemView) v;
            String menuItemLabel = menuItemView.getMenuItem().getLabel();
            Toast.makeText(this, menuItemLabel, Toast.LENGTH_SHORT).show();
            switch (menuItemLabel) {
                case Const.HOME:
                    // TODO WHAT U WANT 此处模拟联网操作
                    mFloatMenu.startLoaderAnim();
                    new Thread(new Runnable() {
                        @Override
                        public void run() {
                            try {
                                Thread.sleep(3000);
                            } catch (InterruptedException e) {
                                e.printStackTrace();
                            }
                            mHandler.post(new Runnable() {
                                @Override
                                public void run() {
                                    mFloatMenu.stopLoaderAnim();
                                    goHomeIndex(FloatMenuService.this);
                                }
                            });
                        }
                    }).start();

                    break;
                case Const.FAVOUR:
                    createSc();
                    break;
                case Const.FEEDBACK:
                    break;
                case Const.MESSAGE:
                    if (hasNewMsg) {
                        hasNewMsg = false;
                    } else {
                        hasNewMsg = true;
                    }
                    showRed();

                    break;
                case Const.CLOSE:
                    hideFloat();
                    break;
            }
        }
    }

    private boolean hasNewMsg = false;

    private void showRed() {
        if (!hasNewMsg) {
            mFloatMenu.changeLogo(R.drawable.yw_image_float_logo, R.drawable.yw_menu_msg, 3);
        } else {
            mFloatMenu.changeLogo(R.drawable.yw_image_float_logo_red, R.drawable.yw_menu_msg_red, 3);
        }
    }


    private void createSc() {
        //在service中的使用场景
        PackageManager pm = this.getPackageManager();
        ApplicationInfo appInfo = FloatMenuService.this.getApplicationInfo();
        Drawable drawable = appInfo.loadIcon(pm);//当前app的logo
        String name = appInfo.loadLabel(pm).toString();//当前app的名称
        Intent intent = pm.getLaunchIntentForPackage(appInfo.packageName);//当前app的入口程序
        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);

        new Sc.Builder(this, intent).
                setName(name).
                setAllowRepeat(true).
                setIcon(drawable).
                setCallBack(new ScCreateResultCallback() {
                    @Override
                    public void createSuccessed(String createdOrUpdate, Object tag) {
                        Toast.makeText(FloatMenuService.this, createdOrUpdate, Toast.LENGTH_SHORT).show();
                    }

                    @Override
                    public void createError(String errorMsg, Object tag) {
                        Toast.makeText(FloatMenuService.this, errorMsg, Toast.LENGTH_SHORT).show();
                    }
                }).build().createSc();
    }


    /**
     * Show float.
     */
    public void showFloat() {
        if (mFloatMenu != null)
            mFloatMenu.show();
    }

    /**
     * Hide float.
     */
    public void hideFloat() {
        if (mFloatMenu != null) {
            mFloatMenu.hide();
        }
    }

    /**
     * Destroy float.
     */
    public void destroyFloat() {
        hideFloat();
        if (mFloatMenu != null) {
            mFloatMenu.destroy();
        }
        mFloatMenu = null;
    }

    /**
     * On destroy.
     */
    @Override
    public void onDestroy() {
        super.onDestroy();
        destroyFloat();
    }


    public class FloatMenuServiceBinder extends Binder {
        public FloatMenuService getService() {
            return FloatMenuService.this;
        }
    }

    private void goHomeIndex(Context context) {
        Uri uri = Uri.parse(Const.GAME_URL);
        Intent intent = new Intent(Intent.ACTION_VIEW, uri);
        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        context.startActivity(intent);
    }

}

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ServiceConnectionManager.java代码：

package siso.multilistview;

import android.app.Service;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.ServiceConnection;
import android.os.IBinder;

public class ServiceConnectionManager implements ServiceConnection {
    private final Context context;
    private final Class<? extends Service> service;
    private boolean attemptingToBind = false;
    private boolean bound = false;
    private QdServiceConnection mQdServiceConnection;

    public ServiceConnectionManager(Context context, Class<? extends Service> service, QdServiceConnection mQdServiceConnection) {
        this.context = context;
        this.service = service;
        this.mQdServiceConnection = mQdServiceConnection;
    }

    public void bindToService() {
        if (!attemptingToBind) {
            attemptingToBind = true;
            context.bindService(new Intent(context, service), this, Context.BIND_AUTO_CREATE);

        }

    }

    @Override
    public void onServiceConnected(ComponentName componentName, IBinder iBinder) {
        attemptingToBind = false;
        bound = true;
        mQdServiceConnection.onServiceConnected(componentName, iBinder);
    }

    @Override
    public void onServiceDisconnected(ComponentName componentName) {
        mQdServiceConnection.onServiceDisconnected(componentName);
        bound = false;
    }

    public void unbindFromService() {
        attemptingToBind = false;
        if (bound) {
            context.unbindService(this);
            bound = false;
        }
    }

    public interface QdServiceConnection {
        void onServiceConnected(ComponentName name, IBinder service);

        void onServiceDisconnected(ComponentName name);
    }


}

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activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:clipChildren="false"
    android:clipToPadding="false"
    tools:context=".MainActivity">

    <TextView
        android:id="@+id/text"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:gravity="center"
        android:text="通过服务启动浮动菜单"
        android:textAppearance="@style/TextAppearance.AppCompat.Body2"/>

    <Button
        android:id="@+id/hideStatuBarNaviBar"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_below="@+id/text"
        android:text="隐藏状态栏和导航栏"/>
</RelativeLayout>

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AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="siso.multilistview">

    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:supportsRtl="true"
        android:theme="@style/AppTheme">
        <!--  android:configChanges="keyboardHidden|orientation|screenSize"
           防止横竖屏切换时重新执行oncreate-->
        <activity android:name=".MainActivity"
            android:configChanges="keyboardHidden|orientation|screenSize">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>

        <service android:name=".FloatMenuService"/>
    </application>

</manifest>

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Android Library Project(库项目)结构：

项目运行如图：

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