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authorFabio Bas <ctrlaltca@gmail.com>2015-01-20 22:34:11 +0100
committerFabio Bas <ctrlaltca@gmail.com>2015-01-20 22:34:11 +0100
commit7369988330bf8796d9cf2564756baf4eb46871ba (patch)
tree60a0bac5467b76ab6ed45328ed8c4e65703400b7 /framework/Web/UI/ActiveControls/TScalarDiff.php
parentef4d964de440970b76ab48fcbd6748f43675efa3 (diff)
one class per file: framework/Web/UI/ActiveControls
Diffstat (limited to 'framework/Web/UI/ActiveControls/TScalarDiff.php')
-rw-r--r--framework/Web/UI/ActiveControls/TScalarDiff.php34
1 files changed, 34 insertions, 0 deletions
diff --git a/framework/Web/UI/ActiveControls/TScalarDiff.php b/framework/Web/UI/ActiveControls/TScalarDiff.php
new file mode 100644
index 00000000..ac8ff950
--- /dev/null
+++ b/framework/Web/UI/ActiveControls/TScalarDiff.php
@@ -0,0 +1,34 @@
+<?php
+/**
+ * TActiveControlAdapter and TCallbackPageStateTracker class file.
+ *
+ * @author Wei Zhuo <weizhuo[at]gamil[dot]com>
+ * @link http://www.pradosoft.com/
+ * @copyright Copyright &copy; 2005-2014 PradoSoft
+ * @license http://www.pradosoft.com/license/
+ * @package System.Web.UI.ActiveControls
+ */
+
+/**
+ * TScalarDiff class.
+ *
+ * Calculate the changes to a scalar value.
+ *
+ * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
+ * @package System.Web.UI.ActiveControls
+ * @since 3.1
+ */
+class TScalarDiff extends TViewStateDiff
+{
+ /**
+ * @return mixed update viewstate value.
+ */
+ public function getDifference()
+ {
+ if(gettype($this->_new) === gettype($this->_old)
+ && $this->_new === $this->_old)
+ return $this->_null;
+ else
+ return $this->_new;
+ }
+} \ No newline at end of file