OnMoveUp
The OnMoveUp client-side event handler is called when the user increases the value of an enumeration or numeric range mask part by typing in a new value or using the arrow keys or mouse wheel.
Two parameters are passed to the event handler:
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sender is the input control.
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eventArgs has the following methods:
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set_cancel() lets you prevent the value from increasing.
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get_newValue() returns the new value assigned to the mask part if the change is allowed.
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get_oldValue() returns the current value assigned to the mask part, before the change.
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get_currentPart() returns the client-side object of the mask part whose value the user is trying to change.
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The following example uses the OnMoveUp event display an alert when the user increases the value of a numeric range :
<telerik:RadMaskedTextBox RenderMode="Lightweight" ID="RadMaskedTextBox1" runat="server"
Mask="<0..255>.<0..255>.<0..255>.<0..255>" PromptChar="_" Label="IP Address">
<ClientEvents OnMoveUp="MoveUp" />
</telerik:RadMaskedTextBox>
<script type="text/javascript">
function MoveUp(source, eventArgs)
{
alert("Changing from " + eventArgs.get_oldValue() + " to "
+ eventArgs.get_NewValue() + " at position " + eventArgs.get_currentPart().offset);
}
</script>