WebView 支持HTML5 中 Video 视频全屏播放功能

MessageDetailActivity.java

        web.setWebChromeClient(new WebChromeClient() {

            private CustomViewCallback myCallback;
            private View videoView;

            @Override
            public void onShowCustomView(View view, CustomViewCallback callback) {
                if (myCallback != null) {
                    myCallback.onCustomViewHidden();
                    myCallback = null;
                    return;
                }
                ViewGroup parent = (ViewGroup) web.getParent();
                videoView = view;
                parent.removeView(web);
                parent.addView(view);
                myCallback = callback;
            }

            @Override
            public void onHideCustomView() {
                ViewGroup parent = (ViewGroup) web.getParent();
                if (videoView != null)
                    parent.removeView(videoView);
                parent.addView(web);
                myCallback = null;
                videoView = null;
            }

        });