WebView全屏播放

Activity清单加入

android:hardwareAccelerated = "true"
android:configChanges="keyboardHidden|orientation|screenSize"

使用方法
MyWebView.with(this).setParentView(parentView).loadUrl(url);

import android.app.Activity;
import android.content.Context;
import android.graphics.Bitmap;
import android.net.Uri;
import android.os.Build;
import android.util.AttributeSet;
import android.view.View;
import android.view.ViewGroup;
import android.webkit.WebChromeClient;
import android.webkit.WebSettings;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import android.widget.LinearLayout;
import android.widget.ProgressBar;
import com.yzjdev.utils.DensityUtil;
import com.yzjdev.utils.ScreenUtil;

public class MyWebView extends LinearLayout {
    Context mContext;
    Activity mActivity;

    private View mParentView;
    
    ProgressBar progressBar;
    WebView webView;
    WebSettings webSettings;

    public MyWebView(Context context) {
        this(context, null);
    }

    public MyWebView(Context context, AttributeSet attrs) {
        super(context, attrs);
        mContext = context;
        setOrientation(LinearLayout.VERTICAL);
        initView();
        initWebView();
        addView(progressBar);
        addView(webView);
    }

    private void initView() {
        progressBar = new ProgressBar(mContext, null, android.R.attr.progressBarStyleHorizontal);
        progressBar.setVisibility(View.GONE);
        progressBar.setMax(100);
        progressBar.setLayoutParams(new LinearLayout.LayoutParams(-1, DensityUtil.dp2px(2)));
        webView = new WebView(mContext);
        webView.setLayoutParams(new LinearLayout.LayoutParams(-1, -1));

    }

    private void initWebView() {
        webSettings = webView.getSettings();
        //开启支持javascript
        webSettings.setJavaScriptEnabled(true);
        webSettings.setDomStorageEnabled(true);
        //开启缓存
        webSettings.setAppCacheEnabled(true);
        //从5.0开始，默认不允许混合模式，https中不能加载http，需要则开启
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
            webSettings.setMixedContentMode(android.webkit.WebSettings.MIXED_CONTENT_ALWAYS_ALLOW);
        }
        webView.setWebViewClient(new MyWebViewClient());
        webView.setWebChromeClient(new MyWebChromeClient());
    }

    public MyWebView with(Activity activity) {
        mActivity = activity;
        return this;
    }

    public MyWebView setParentView(View parentView) {
        mParentView = parentView;
        return this;
    }
    public void loadUrl(String url) {
        webView.loadUrl(url);
    }

    public WebView getWebView() {
        return webView;
    }

    class MyWebViewClient extends WebViewClient {

        @Override
        public boolean shouldOverrideUrlLoading(WebView view, String url) {
            String scheme=Uri.parse(url).getScheme();
            if (scheme.equals("http") || scheme.equals("https")) {
                return false;
            }
            return true;
        }

        @Override
        public void onPageStarted(WebView view, String url, Bitmap favicon) {
            super.onPageStarted(view, url, favicon);
            progressBar.setVisibility(View.VISIBLE);
        }

        @Override
        public void onPageFinished(WebView view, String url) {
            super.onPageFinished(view, url);
            progressBar.setVisibility(View.GONE);
        }

    }

    private View mCustomView;
    private WebChromeClient.CustomViewCallback mCustomViewCallback;

    class MyWebChromeClient extends WebChromeClient {

        @Override
        public void onProgressChanged(WebView view, int newProgress) {
            super.onProgressChanged(view, newProgress);
            progressBar.setProgress(newProgress);
        }

        @Override
        public void onShowCustomView(View view, WebChromeClient.CustomViewCallback callback) {
            super.onShowCustomView(view, callback);
            if (mCustomViewCallback != null) {
                mCustomViewCallback.onCustomViewHidden();
                mCustomViewCallback = null;
                return;
            }
            mParentView.setVisibility(View.GONE);
            ((ViewGroup)mParentView.getParent()).addView(view, new ViewGroup.LayoutParams(-1, -1));
            mCustomView = view;
            mCustomViewCallback = callback;
            ScreenUtil.setFullScreen(mActivity, true);
        }
        
        @Override
        public void onHideCustomView() {
            super.onHideCustomView();
            if (mCustomView != null) {
                if (mCustomViewCallback != null) {
                    mCustomViewCallback.onCustomViewHidden();
                    mCustomViewCallback = null;
                }
                if (mCustomView != null && mCustomView.getParent() != null) {
                    ViewGroup parent = (ViewGroup) mCustomView.getParent();
                    parent.removeView(mCustomView);
                    if (mParentView != null) {
                        mParentView.setVisibility(View.VISIBLE);
                    }
                }
                mCustomView = null;
            }
            ScreenUtil.setFullScreen(mActivity, false);
        }
    }
}

ScreentUtil.java

import android.app.Activity;
import android.content.pm.ActivityInfo;
import android.os.Build;
import android.view.View;
import android.view.WindowManager;

public class ScreenUtil {
    public static void setFullScreen(Activity activity, boolean fullScreen) {
        if (fullScreen) {
            activity.getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN);
            activity.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_SENSOR_LANDSCAPE);
            // 全屏展示
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
                    // 全屏显示，隐藏状态栏和导航栏，拉出状态栏和导航栏显示一会儿后消失。
                    activity.getWindow().getDecorView().setSystemUiVisibility(
                        View.SYSTEM_UI_FLAG_LAYOUT_STABLE
                        | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
                        | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
                        | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
                        | View.SYSTEM_UI_FLAG_FULLSCREEN
                        | View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY);
                } else {
                    // 全屏显示，隐藏状态栏
                    activity.getWindow().getDecorView().setSystemUiVisibility(View.SYSTEM_UI_FLAG_FULLSCREEN);
                }
            }
        } else {
            activity.getWindow().clearFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
            activity.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_USER);
            activity.getWindow().getDecorView().setSystemUiVisibility(View.SYSTEM_UI_FLAG_VISIBLE);
        }
    }
}