Android(安卓)WebView文件上传(关键代码)

WebChromeClient webChromeClient = new WebChromeClient() {        // For Android 3.0+        public void openFileChooser(ValueCallback uploadMsg) {            if (X5WebViewActivity.this.uploadFile != null) {                X5WebViewActivity.this.uploadFile.onReceiveValue(null);            }            X5WebViewActivity.this.uploadFile = uploadMsg;            Intent i = new Intent(Intent.ACTION_GET_CONTENT);            i.addCategory(Intent.CATEGORY_OPENABLE);            i.setType("*/*");            startActivityForResult(Intent.createChooser(i, "FileConstant Chooser"), 0);        }        // For Android 3.0+        public void openFileChooser(ValueCallback uploadMsg, String acceptType) {            if (X5WebViewActivity.this.uploadFile != null) {                X5WebViewActivity.this.uploadFile.onReceiveValue(null);            }            X5WebViewActivity.this.uploadFile = uploadMsg;            Intent i = new Intent(Intent.ACTION_GET_CONTENT);            i.addCategory(Intent.CATEGORY_OPENABLE);            String type = TextUtils.isEmpty(acceptType) ? "*/*" : acceptType;            i.setType(type);            startActivityForResult(Intent.createChooser(i, "FileConstant Chooser"),                    0);        }        // For Android  > 4.1.1        @Override        public void openFileChooser(ValueCallback uploadMsg, String acceptType, String capture) {            Log.i("test", "openFileChooser 3");            X5WebViewActivity.this.uploadFile = uploadFile;            selectImage();        }        // For Android  >= 5.0        @Override        public boolean onShowFileChooser(com.tencent.smtt.sdk.WebView webView,                                         ValueCallback filePathCallback,                                         WebChromeClient.FileChooserParams fileChooserParams) {            Log.i("test", "openFileChooser 4:" + filePathCallback.toString());            X5WebViewActivity.this.uploadFiles = filePathCallback;            selectImage();            return true;        }    };    protected final void selectImage() {        String[] selectPicTypeStr = {"相机", "文件/图片"};        AlertDialog alertDialog = new AlertDialog.Builder(this)                .setItems(selectPicTypeStr,                        new DialogInterface.OnClickListener() {                            @Override                            public void onClick(DialogInterface dialog,                                                int which) {                                switch (which) {                                    // 相机拍摄                                    case 0:                                        openCarcme();                                        break;                                    // 手机相册                                    case 1:                                        openFileChooseProcess();                                        break;                                    default:                                        break;                                }                            }                        }).setOnCancelListener(new DialogInterface.OnCancelListener() {                    @Override                    public void onCancel(DialogInterface dialogInterface) {                        if (uploadFiles != null) {                            Uri[] uris = new Uri[1];                            uris[0] = Uri.parse("");                            uploadFiles.onReceiveValue(uris);                            uploadFiles = null;                        } else {                            uploadFile.onReceiveValue(Uri.parse(""));                            uploadFile = null;                        }                    }                }).show();    }    /**     * 打开照相机     */    Uri cameraUri;    private void openCarcme() {        Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);        // 必须确保文件夹路径存在，否则拍照后无法完成回调        File vFile = new File(MyAppConstant.FileConstant.DOWNLOAD_FILE_PATH                       ,System.currentTimeMillis() + ".jpg");        if (!vFile.exists()) {            File vDirPath = vFile.getParentFile();            vDirPath.mkdirs();        } else {            if (vFile.exists()) {                vFile.delete();            }        }        cameraUri = Uri.fromFile(vFile);        intent.putExtra(MediaStore.EXTRA_OUTPUT, cameraUri);        startActivityForResult(intent, 1);    }    /**     * 拍照结束后     */    private void afterOpenCamera() {        File f = new File(MyAppConstant.FileConstant.DOWNLOAD_FILE_PATH                , (System.currentTimeMillis() + ".jpg"));        addImageGallery(f);    }    /**     * 解决拍照后在相册中找不到的问题     */    private void addImageGallery(File file) {        ContentValues values = new ContentValues();        values.put(MediaStore.Images.Media.DATA, file.getAbsolutePath());        values.put(MediaStore.Images.Media.MIME_TYPE, "image/jpeg");        getContentResolver().insert(                MediaStore.Images.Media.EXTERNAL_CONTENT_URI, values);    }    private void openFileChooseProcess() {        Intent i = new Intent(Intent.ACTION_GET_CONTENT);        i.addCategory(Intent.CATEGORY_OPENABLE);        i.setType("*/*");        startActivityForResult(Intent.createChooser(i, "Chooser"), 0);    }    @Override    protected void onActivityResult(int requestCode, int resultCode, Intent data) {        super.onActivityResult(requestCode, resultCode, data);        if (resultCode == RESULT_OK) {            switch (requestCode) {                case 0:                    if (null != uploadFile) {                        Uri result = data == null || resultCode != RESULT_OK ? null                                : data.getData();                        uploadFile.onReceiveValue(result);                        uploadFile = null;                    }                    if (null != uploadFiles) {                        Uri result = data == null || resultCode != RESULT_OK ? null                                : data.getData();                        uploadFiles.onReceiveValue(new Uri[]{result});                        uploadFiles = null;                    }                    break;                case 1:                    if (uploadFiles == null) {                        return;                    }                    afterOpenCamera();                    Uri[] uris = new Uri[1];                    uris[0] = cameraUri;                    uploadFiles.onReceiveValue(uris);                    break;                default:                    break;            }        } else if (resultCode == RESULT_CANCELED) {            if (null != uploadFile) {                uploadFile.onReceiveValue(null);                uploadFile = null;            }            if (null != uploadFiles) {                uploadFiles.onReceiveValue(null);                uploadFiles = null;            }        }    }
更多相关文章

随机推荐
