onReceiveValue(new Uri[]{}); мой код может выбрать сфотографировать или.. . boolean onShowFileChooser( WebView webView, ValueCallback

private WebView mWebView = null; //5.0以下使用 private ValueCallback onReceiveValue(null); mUploadMessage = null; } return; } Uri result = null;

+ * If a {@link ValueCallback} is provided, + * {@link ValueCallback#onReceiveValue(T) onReceiveValue()} will be called on the current + * thread's {@link android.os.Looper} once the operation is complete. + * The value provided to the callback indicates whether the cookie was set successfully. + * You can pass {@code null} as the callback if you don't need to know when the operation // For Android 3.0+, above method not supported in some android 3+ versions, // in such case we use this. public void openFileChooser(ValueCallback uploadMsg, String acceptType) //5.0以下使用 private ValueCallback uploadMessage; // 5.0及以上使用 private ValueCallback uploadMessageAboveL; //覆盖WebView默认使用第三方或系统默认浏览器打开网页的行为，使网页用WebView打开 mWebView.setWebChromeClient(new WebChromeClient() { // For Android < 3.0 public void openFileChooser(ValueCallback valueCallback) { uploadMessage = valueCallback; openImageChooserActivity(); } // For Android >= 3.0 public void openFileChooser Questions: WebView in this app opens a page with upload button.

When I click on the Choose File button to upload an image, nothing happens. camera app not return url, but ValueCallback must have url. Get uri from mTempFile. this is work. I use like this. if ( mTempFile.exists() ) { mUploadMessage.onReceiveValue(Uri.fromFile(mTempFile)); mUploadMessage = null; } else { mUploadMessage.onReceiveValue(result); mUploadMessage = null; } CloudStack.Ninja is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com.

Learn more about the Android.Webkit.IValueCallback.OnReceiveValue in the Android.Webkit namespace.

private ValueCallback mUploadCallback; private ValueCallback onReceiveValue( WebChromeClient. 2020년 8월 11일 onReceiveValue(result) mUploadMessage = null } }else{ Toast. before constructor fun openFileChooser(uploadMsg : ValueCallback, private WebView mWebView = null; //5.0以下使用 private ValueCallback onReceiveValue(null); mUploadMessage = null; } return; } Uri result = null; Aug 4, 2016 //For Android 3.0+ public void openFileChooser(ValueCallback uploadMsg) onReceiveValue(null); } mUMA = filePathCallback; Intent protected void openFileChooser(ValueCallback uploadMsg, String acceptType, String capture) { mUploadMessage onReceiveValue( WebChromeClient.

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… Upload an Image from camera or gallery in WebView.

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I'm new to Andriod and struggled with this … @@ -0,0 +1,12 @@ # This file is automatically generated by Android Tools.

For the first time, when I pick the images, onShowFileChooser() gets called and everything works.
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android.webkit.ValueCallback. @@ -17,6 +17,7 @@ package android.webkit; import android.net.WebAddress; +import android.webkit.ValueCallback; /** * Manages the cookies used by an application's {@link WebView} instances. @@ -72,7 +73,7 @@ public class CookieManager { * path and name will be replaced with the new cookie. The cookie being set

*/ WebView web; ProgressBar progressBar; private ValueCallback mUploadMessage; private final static int FILECHOOSER_RESULTCODE=1; @Override protected void onActivityR 以上代码主要就是调用ValueCallback的onReceiveValue方法，将结果传回web。注意，其他要说的，重要. 由于不同版本的差别，Android 5.0以下的版本，ValueCallback 的onReceiveValue接收的参数类型是Uri, 5.0及以上版本接收的是Uri数组，在传值的时候需要注意。 Questions: We are creating an app which uses the webview and will access a page where the user needs to upload a file. We are experiencing problems with Android 4.4 where the file chooser does not open and clicking the upload button causes nothing to happen. public void openFileChooser (ValueCallback uploadFile, String acceptType, String capture) uploadFile.onReceiveValue( null ); 解决方案也很简单，直接不混淆 openFileChooser() 就好了。 2020年8月23日 public void openFileChooser(ValueCallback valueCallback, 里将Uri传给 ValueCallbacks的onReceiveValue()方法，这样WebView就 Sep 13, 2020 private ValueCallback umUploadMessages; public void openFileChooser( ValueCallback uploadMsg) { onReceiveValue(null); Oct 21, 2020 OnReceiveValue(WebChromeClient.

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. boolean onShowFileChooser( WebView webView, ValueCallback onReceiveValue(result); mUploadMessage = null; } if(null == mUploadMessage && null != mUploadMessageArray){ Uri result = intent == null || resultCode != public boolean onShowFileChooser(WebView webView, ValueCallback onReceiveValue(null); } mFilePathCallback = filePathCallback; Intent 2018年2月1日 For Android 3.0+ public void openFileChooser(ValueCallback onReceiveValue(null); } mUploadMessage = uploadMsg; Intent i onReceiveValue(result); valueCallback = null; } }.

GitHub Gist: instantly share code, notes, and snippets. * Onreceivevalue must is called to wake up the THREAD.A * @param accepttype The value of the ' accept ' attribute of the Input tag * associated with this file picker. * @param capture the value of the ' capture ' attribute of the input tag * associated with this file picker. * @hide */public void Openfilechooser (valuecallback uploadfile, String Accepttype, String capture) { uploadfile private ValueCallback< Uri > mUploadMessage; private ValueCallback< Uri []> mUploadMessageArray; private final static int FILECHOOSER_RESULTCODE = 1; private final static int FILECHOOSER_RESULTCODE = 1; private Uri fileUri; private Uri videoUri; @@ -56,29 +59,29 @@ private long getFileSize(Uri fileUri) {@TargetApi (7) class ResultHandler You signed in with another tab or window.