The operating system will combine fast double clicks into a single
event. When I've had to test such things on a Windows client machine, I
went into the mouse control-panel widget and upped the double-click
speed so that I could click twice before the page went away, but without
my sequence being recognized as a double-click.
Dan Adams wrote:
>Okay, I've got the common problem where I want to prevent some users
>from double clicking submit buttons and double submitting a form. I've
>got the following script which seems to work except that it seems to
>miss one of the clicks. If you double click, it still double submits the
>form. If you triple click, however, it double submits like before but
>then you get an alert that says 'already submitted 2' meaning that
>checkSubmit() has only been called twice. Is there something I'm
>missing? Thanks.
>
><script>
> <input-symbol key="form" class="org.apache.tapestry.form.Form"
>required="yes" />
>
> <let key="checkSubmit" unique="yes">checkSubmit</let>
> <let key="submitted" unique="yes">submitted</let>
>
> <body><![CDATA[
>var ${submitted} = false;
>var count = 0;
>
>// ensures that the form is only submitted once
>function ${checkSubmit}() {
> var ret = true;
> count++;
>
> if (${submitted} == true) {
> alert('already submitted ' + count);
> ret = false;
> }
>
> ${submitted} = true;
> return ret;
>}
>
> ]]></body>
>
> <initialization><![CDATA[
>Tapestry.onsubmit('${form.name}', ${checkSubmit});
> ]]></initialization>
>
></script>
>
>
>
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