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/**
* 不同手机相机相册兼容问题
*/
webView.setWebChromeClient(new MyWebChromeClient());
/**
* android webview 兼容相机相册选择
*/
public class MyWebChromeClient extends WebChromeClient {
// For Android >= 5.0
@Override
public boolean onShowFileChooser(WebView webView, ValueCallback<Uri[]> filePathCallback, FileChooserParams fileChooserParams) {
mUploadCallbackAboveL = filePathCallback;
takePhoto();
return true;
}
// For Android < 3.0
public void openFileChooser(ValueCallback<Uri> uploadMsg) {
mUploadMessage = uploadMsg;
takePhoto();
}
// For Android >= 3.0
public void openFileChooser(ValueCallback<Uri> uploadMsg, String acceptType) {
mUploadMessage = uploadMsg;
takePhoto();
}
//For Android >= 4.1
public void openFileChooser(ValueCallback<Uri> uploadMsg, String acceptType, String capture) {
mUploadMessage = uploadMsg;
takePhoto();
}
}
/**
* 上传图片
*/
public void takePhoto() {
//弹出提示框
new CommomDialog(this, new CommomDialog.CameraOpenListener() {
@Override
public void onClick(CommomDialog c) {
checkCameraPermission();
c.dismiss();
}
}, new CommomDialog.AblumOpenListener() {
@Override
public void onClick(CommomDialog c) {
showAblum();
c.dismiss();
}
}).show();
}
/**
* 调用相机权限控制
*/
public void checkCameraPermission() {
if (ContextCompat.checkSelfPermission(WebViewActivity.this, Manifest.permission.CAMERA)
!= PackageManager.PERMISSION_GRANTED || ContextCompat.checkSelfPermission(WebViewActivity.this, Manifest.permission.WRITE_EXTERNAL_STORAGE)
!= PackageManager.PERMISSION_GRANTED) {
//申请WRITE_EXTERNAL_STORAGE权限
ActivityCompat.requestPermissions(WebViewActivity.this, new String[]{Manifest.permission.CAMERA, Manifest.permission.WRITE_EXTERNAL_STORAGE}, CAMERA_PERMISSIONS_REQUEST_CODE);
} else {
showCamera();
}
}
/**
* 调用相机
*/
public void showCamera() {
File tempFile = new File(Environment.getExternalStorageDirectory(), "image.jpg");
imageUri = Uri.fromFile(tempFile);
// 在官方7.0的以上的系统中,尝试传递 file://URI可能会触发FileUriExposedException
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
imageUri = FileProvider.getUriForFile(WebViewActivity.this, getPackageName() + ".fileProvider", tempFile);//通过FileProvider创建一个content类型的Uri
}
Intent openCameraIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
openCameraIntent.putExtra(MediaStore.EXTRA_OUTPUT, imageUri);
startActivityForResult(openCameraIntent, REQ_CAMERA);
}
/**
* 相册权限控制
*/
public void checkAblumPermission() {
if (ContextCompat.checkSelfPermission(WebViewActivity.this, Manifest.permission.WRITE_EXTERNAL_STORAGE)
!= PackageManager.PERMISSION_GRANTED) {
//申请WRITE_EXTERNAL_STORAGE权限
ActivityCompat.requestPermissions(WebViewActivity.this, new String[]{Manifest.permission.CAMERA, Manifest.permission.WRITE_EXTERNAL_STORAGE}, ABLUM_PERMISSIONS_REQUEST_CODE);
} else {
showAblum();
}
}
/**
* 调用相册
*/
public void showAblum() {
Intent openAlbumIntent = new Intent(Intent.ACTION_GET_CONTENT);
openAlbumIntent.addCategory(Intent.CATEGORY_OPENABLE);
openAlbumIntent.setType("image/*");
startActivityForResult(openAlbumIntent, REQ_CHOOSE);
}
/**
* 权限处理回掉
*
* @param requestCode
* @param permissions
* @param grantResults
*/
@Override
public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
super.onRequestPermissionsResult(requestCode, permissions, grantResults);
if (requestCode == CAMERA_PERMISSIONS_REQUEST_CODE) {
if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
//申请成功,可以拍照
showCamera();
} else {
Toast.makeText(WebViewActivity.this, "你拒绝了权限,该功能不可用\n可在应用设置里授权拍照哦", Toast.LENGTH_SHORT).show();
}
return;
}
if (requestCode == ABLUM_PERMISSIONS_REQUEST_CODE) {
if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
//申请成功
showAblum();
} else {
Toast.makeText(WebViewActivity.this, "你拒绝了权限,该功能不可用\n可在应用设置里授权查看相册哦", Toast.LENGTH_SHORT).show();
}
return;
}
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (requestCode == REQ_CHOOSE) {
if (null == mUploadMessage && null == mUploadCallbackAboveL) return;
Uri result = data == null || resultCode != RESULT_OK ? null : data.getData();
if (mUploadCallbackAboveL != null) {
onActivityResultAboveL(requestCode, resultCode, data);
} else if (mUploadMessage != null) {
mUploadMessage.onReceiveValue(result);
mUploadMessage = null;
}
} else if (requestCode == REQ_CAMERA) {
if (null == mUploadMessage && null == mUploadCallbackAboveL) return;
Uri result = data == null || resultCode != RESULT_OK ? null : data.getData();
if (mUploadCallbackAboveL != null) {
onActivityResultAboveL(requestCode, resultCode, data);
} else if (mUploadMessage != null) {
mUploadMessage.onReceiveValue(result);
mUploadMessage = null;
}
} else if (requestCode == SCAN_CODE) {
if (data != null) {
String arg = data.getStringExtra("result");
webView.loadUrl("javascript:receptionResult('" + arg + "')");
}
}
}
@TargetApi(Build.VERSION_CODES.LOLLIPOP)
private void onActivityResultAboveL(int requestCode, int resultCode, Intent data) {
Uri[] results = null;
if (resultCode == Activity.RESULT_OK) {
if (data == null) {
results = new Uri[]{imageUri};
} else {
String dataString = data.getDataString();
ClipData clipData = data.getClipData();
if (clipData != null) {
results = new Uri[clipData.getItemCount()];
for (int i = 0; i < clipData.getItemCount(); i++) {
ClipData.Item item = clipData.getItemAt(i);
results[i] = item.getUri();
}
}
if (dataString != null)
results = new Uri[]{Uri.parse(dataString)};
}
}
if (results != null) {
mUploadCallbackAboveL.onReceiveValue(results);
mUploadCallbackAboveL = null;
} else {
results = new Uri[]{};
mUploadCallbackAboveL.onReceiveValue(results);
mUploadCallbackAboveL = null;
}
return;
}
/**
* 微信支付跳转问题
*/
webView.setWebViewClient(new WebViewClient() {
String referer = "https://www.ai-tongue.com";
@Override
public boolean shouldOverrideUrlLoading(WebView view, String url) {
try {
if (url.startsWith("weixin://") || url.startsWith("alipays://")) {
Intent intent = new Intent();
intent.setAction(Intent.ACTION_VIEW);
intent.setData(Uri.parse(url));
startActivity(intent);
return true;
}
} catch (Exception e) {
return false;
}
if (url.contains("https://wx.tenpay.com")) {
Map extraHeaders = new HashMap<>();
extraHeaders.put("Referer", referer);
view.loadUrl(url, extraHeaders);
return true;
}
view.loadUrl(url);
return true;
}
});
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