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-rw-r--r--framework/Web/UI/WebControls/TFileUpload.php13
1 files changed, 12 insertions, 1 deletions
diff --git a/framework/Web/UI/WebControls/TFileUpload.php b/framework/Web/UI/WebControls/TFileUpload.php
index 04c2c496..b3026e7c 100644
--- a/framework/Web/UI/WebControls/TFileUpload.php
+++ b/framework/Web/UI/WebControls/TFileUpload.php
@@ -58,6 +58,7 @@ class TFileUpload extends TWebControl implements IPostBackDataHandler, IValidata
* @var integer error code of the current file upload
*/
private $_errorCode=UPLOAD_ERR_NO_FILE;
+ private $_dataChanged=false;
/**
* @return string tag name of the file upload control
@@ -207,7 +208,7 @@ class TFileUpload extends TWebControl implements IPostBackDataHandler, IValidata
$this->_fileType=$_FILES[$key]['type'];
$this->_errorCode=$_FILES[$key]['error'];
$this->_localName=$_FILES[$key]['tmp_name'];
- return true;
+ return $this->_dataChanged=true;
}
else
return false;
@@ -236,6 +237,16 @@ class TFileUpload extends TWebControl implements IPostBackDataHandler, IValidata
}
/**
+ * Returns a value indicating whether postback has caused the control data change.
+ * This method is required by the IPostBackDataHandler interface.
+ * @return boolean whether postback has caused the control data change. False if the page is not in postback mode.
+ */
+ public function getDataChanged()
+ {
+ return $this->_dataChanged;
+ }
+
+ /**
* Returns the original file name as the property value to be validated.
* This method is required by IValidatable property.
* @return mixed the property value to be validated