<mx:Script>
<![CDATA[
/*
Call this function at the start of this components life
e.g. creationComplete="initApp()" in your window/component
initial declaration
*/
private function initApp():void
{
/*
Add the listener to the input box you want to disable your
problem,
you can map the same event handler function to multiple
password fields.
*/
textInput.addEventListener(KeyboardEvent.KEY_DOWN,
textInputKeyDownEventHandler );
//otherTextInput.addEventListener(KeyboardEvent.KEY_DOWN,
textInputKeyDownEventHandler );
//andAnotherTextInput.addEventListener(KeyboardEvent.KEY_DOWN,
textInputKeyDownEventHandler );
}
private function textInputKeyDownEventHandler(ev:KeyboardEvent):void
{
/*
Check to see if the right combinations of buttons are
pressed.
and ensure the text input is a password field.
*/
if(ev.controlKey == true && ev.keyCode == Keyboard.C &&
ev.currentTarget.displayAsPassword == true)
{
/*
This ensures the events normal behaviour of sending
the information to
the textInput is destroyed - we handle the rest
manually.
Checking if the event is cancelable ensures we are
allowed to
stop is normal job, however this 'if' statement is
redundant as
if we could not prevent the defaut action, it would
silently fail,
I only added this for the understanding of what it
tries to do.
*/
if(ev.cancelable)
{
ev.preventDefault();
}
/*
Kill the event dead. This stops the event from
bubbling to the
operating system, and effectivly kills the copy
paste from
ever happening. Previous clipboard information is
left intact.
*/
ev.stopPropagation();
}
}
On Sat, Jan 30, 2010 at 4:47 AM, Ravindra Kumar Challagandla <
[email protected]> wrote:
> I have created a component which restricts pasting into text area. I
> think same event works for the textInput as well. Please give it a
> try.
>
> Thanks,
> Ravindra.
>
> On Jan 29, 10:58 am, Jitendra Jain <[email protected]>
> wrote:
> > Well Ravindra, i don't think this will work because those are handled by
> > operating system first and then passed to Flex.
> >
> > On Fri, Jan 29, 2010 at 10:23 AM, Ravindra Kumar Challagandla <
> >
> > [email protected]> wrote:
> > > do event.preventDefault() in TextEvent.TEXT_INPUT event.. by doing so
> > > you can restrict pasting into text input.
> >
> > > On Jan 19, 5:06 pm, Raghavendra M <[email protected]> wrote:
> > > > Hi All,
> >
> > > > I have a requirement of disabling copying from and pasting into
> TextInput
> > > > component in flex. I have tried by capturing the key Up and Down
> Events.
> > > > But it did not give full proof solution, i.e not always it was able
> to
> > > > detect the event.
> >
> > > > Any possible ideas or solution are appreciated.
> >
> > > > Thanks in Advance!!!
> >
> > > > Cheers,
> > > > Raghavendra.
> >
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> > Thanks and Regards,
> > JJain,
> >
> > If you have knowledge, let others light their candles in it --Margaret
> > Fuller:
>
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