关于webview适配H5上传照片或者视频文件的方法app内嵌H5 webview 本地缓存问题的解决Html5 webview元素定位工具的实现html5调用app分享功能示例（WebViewJavascriptBridge）

 @RequiresApi(api = Build.VERSION_CODES.LOLLIPOP) @Override public boolean onShowFileChooser(WebView webView, ValueCallback filePathCallback, WebChromeClient.FileChooserParams fileChooserParams) { mFilePathCallbacks = filePathCallback; // TODO: 根据标签中得接收类型，启动对应的文件类型选择器 String[] acceptTypes = fileChooserParams.getAcceptTypes(); for (String type : acceptTypes) { Log.d(TAG, "acceptTypes=" + type); } // 针对拍照后马上进入上传状态处理 if ((acceptTypes.length > 0) && acceptTypes[0].equals("image/example")) { Log.d(TAG, "onShowFileChooser takePhoto"); Intent it = CameraFunction.takePhoto(mContext); startActivityForResult(it, TAKE_PHOTO_AND_UPLOAD_REQUEST); return true; } // 针对录像后马上进入上传状态处理 if ((acceptTypes.length > 0) && acceptTypes[0].equals("video/example")) { Log.d(TAG, "onShowFileChooser record video"); Intent it = CameraFunction.recordVideo(mContext); startActivityForResult(it, RECORD_VIDEO_AND_UPLOAD_REQUEST); return true; } Intent intent = new Intent(Intent.ACTION_GET_CONTENT); intent.addCategory(Intent.CATEGORY_OPENABLE); if (acceptTypes.length > 0) { if (acceptTypes[0].contains("image")) { intent.setType("image/*"); } else if (acceptTypes[0].contains("video")) { intent.setType("video/*"); } else { intent.setType("*/*"); } } else { intent.setType("*/*"); } WebViewActivity.this.startActivityForResult(Intent.createChooser(intent, "File Chooser"), REQUEST_FILE_PICKER); return true; }

 /** * 设置input 标签出发的回调选择文件路径，优先使用path参数， * 其次使用uri参数 * @param uriParam * @param pathParam */ private void setFilePathCallback(Uri uriParam, String pathParam) { //都为空，则设置null if (uriParam == null && pathParam == null) { if (mFilePathCallback != null) { mFilePathCallback.onReceiveValue(null); } if (mFilePathCallbacks != null) { mFilePathCallbacks.onReceiveValue(null); } } else if (null != pathParam) { // 优先使用path if (mFilePathCallback != null) { Uri uri = Uri.fromFile(new File(pathParam)); mFilePathCallback.onReceiveValue(uri); } if (mFilePathCallbacks != null) { Uri uri = Uri.fromFile(new File(pathParam)); mFilePathCallbacks.onReceiveValue(new Uri[] { uri }); } } else if (null != uriParam) { //其次使用uri if (mFilePathCallback != null) { String path = UriUtils.getPath(getApplicationContext(), uriParam); Uri uri = Uri.fromFile(new File(path)); mFilePathCallback.onReceiveValue(uri); } if (mFilePathCallbacks != null) { String path = UriUtils.getPath(getApplicationContext(), uriParam); Uri uri = Uri.fromFile(new File(path)); mFilePathCallbacks.onReceiveValue(new Uri[] { uri }); } } mFilePathCallback = null; mFilePathCallbacks = null; } 

 public void onActivityResult(int requestCode, int resultCode, Intent intent) {