webView 支持全屏播放

webView 支持全屏播放

直接上代码

public class CustomFullScreenWebViewClient extends WebChromeClient {
    WebView webView;
    Context context;


    /**
     * 视频全屏参数
     */
    protected static final FrameLayout.LayoutParams COVER_SCREEN_PARAMS = new FrameLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT);
    private View customView;
    private FrameLayout fullscreenContainer;
    private WebChromeClient.CustomViewCallback customViewCallback;

    int mOriginalSystemUiVisibility;

    public CustomFullScreenWebViewClient(Context context, WebView webViewParam) {
        this.webView = webViewParam;
        this.context = context;
    }

    /**
     * 视频播放相关的方法
     */
    @Override
    public View getVideoLoadingProgressView() {
        FrameLayout frameLayout = new FrameLayout(context);
        frameLayout.setLayoutParams(new FrameLayout.LayoutParams(FrameLayout.LayoutParams.MATCH_PARENT, FrameLayout.LayoutParams.MATCH_PARENT));
        // 添加慢慢弹出来的动画效果
        AnimationSet animSet = new AnimationSet(true);
        AlphaAnimation fadeIn = new AlphaAnimation(0.0f, 1.0f);
        fadeIn.setDuration(800);
        animSet.addAnimation(fadeIn);

        return frameLayout;
    }

    @Override
    public void onShowCustomView(View view, CustomViewCallback callback) {
        super.onShowCustomView(view, callback);
        showCustomView(view, callback);
    }


    @Override
    public void onHideCustomView() {
        hideCustomView();
    }

    /**
     * 视频播放全屏
     **/
    private void showCustomView(View view, WebChromeClient.CustomViewCallback callback) {
        // if a view already exists then immediately terminate the new one
        if (customView != null) {
            callback.onCustomViewHidden();
            return;
        }
        ((Activity) context).getWindow().getDecorView();

        FrameLayout decor = (FrameLayout) ((Activity) context).getWindow().getDecorView();
        mOriginalSystemUiVisibility = decor.getSystemUiVisibility();
        fullscreenContainer = new FrameLayoutFullscreenHolder(context);
        fullscreenContainer.addView(view, COVER_SCREEN_PARAMS);

        decor.addView(fullscreenContainer, COVER_SCREEN_PARAMS);
        customView = view;
        setStatusBarVisibility(false);
        customViewCallback = callback;


        // 隐藏系统UI
        int uiOptions = View.SYSTEM_UI_FLAG_FULLSCREEN;
        decor.setSystemUiVisibility(uiOptions);
        // 添加慢慢弹出来的动画效果
        AnimationSet animSet = new AnimationSet(true);
        AlphaAnimation fadeIn = new AlphaAnimation(0.0f, 1.0f);
        fadeIn.setDuration(800);
        animSet.addAnimation(fadeIn);
        view.startAnimation(animSet);
    }


    /**
     * 隐藏视频全屏
     */
    private void hideCustomView() {
        FrameLayout decor = (FrameLayout) ((Activity) context).getWindow().getDecorView();
        // 恢复系统UI的可见性
        decor.setSystemUiVisibility(mOriginalSystemUiVisibility);

        if (customView == null) {
            return;
        }

        setStatusBarVisibility(true);
        StatusBarCompat.setStatusBarDarkFont((Activity) context, true); // 状态栏字体颜色
        decor.removeView(fullscreenContainer);
        fullscreenContainer = null;
        customView = null;

        // 通知全屏播放已结束
        customViewCallback.onCustomViewHidden();
    }

    /**
     * 全屏容器界面
     */
    static class FrameLayoutFullscreenHolder extends FrameLayout {

        public FrameLayoutFullscreenHolder(Context ctx) {
            super(ctx);
            setBackgroundColor(ctx.getResources().getColor(android.R.color.black));
        }

        @Override
        public boolean onTouchEvent(MotionEvent evt) {
            return true;
        }

    }

    private void setStatusBarVisibility(boolean visible) {
        int flag = visible ? 0 : WindowManager.LayoutParams.FLAG_FULLSCREEN;
        ((Activity) context).getWindow().setFlags(flag, WindowManager.LayoutParams.FLAG_FULLSCREEN);
    }


}