Hi Chris,
yes I have.
In the api documentation I found the preventDefault() method for the
beforeClose Event
of windows but the error message was the same. Thats why I tried the
close Event.
Regards
Lutz
Christian Schmidt schrieb:
> Hi Lutz,
>
> Have you tried "beforeClose" instead of "close". I think this could
> solve your problem, but I haven't tried it.
>
> Cheers,
> Chris
>
>
> Lutz Schoder schrieb:
>
>> Hi All,
>>
>> I'm searching for a solution to ask the user for saving changes before
>> closing the window. I tried it like this:
>>
>> construct : function(params) {
>> this.__closing = false;
>> ...
>> this.addListener("close", function(evt) {if (!this.__closing)
>> {this.__close("START", evt);}});
>> ...
>>
>> __close : function(code, evt) {
>> switch(code) {
>> case "START" :
>> evt.preventDefault();
>> if (this.__panel.isEdited()) {
>> new
>> scqx.ui.dialogs.QuestionDialogYesNoAbort(this.tr("Save Changes"),
>> this.tr("Would
>> you save your changes before close?"),
>> this,
>>
>> "SAVE_BEFORE_CLOSE", evt);
>> } else {
>> this._close("CLOSE", evt);
>> }
>> break;
>> case "SAVE" :
>> this.__save();
>> this._close("CLOSE", evt);
>> break;
>> case "CLOSE" :
>> this.__closing = true;
>> ...
>> this.close();
>> break;
>> }
>> },
>>
>> The answer of the user is translated by callback functions to calls of
>> this.__close("SAVE", evt) or
>> this.__close("CLOSE", evt).
>>
>> But I got the message
>> Assertion error! Cannot prevent default action on a non cancelable
>> event: close: Called assertTrue with 'false'
>>
>> How can I stop the close?
>>
>> Thanks
>>
>> Lutz
>>
>>
>>
>>
>
>
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Mit freundlichen Grüßen / Best regards
Lutz Schoder
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The NEW KODAK i700 Series Scanners deliver under ANY circumstances! Your
production scanning environment may not be a perfect world - but thanks to
Kodak, there's a perfect scanner to get the job done! With the NEW KODAK i700
Series Scanner you'll get full speed at 300 dpi even with all image
processing features enabled. http://p.sf.net/sfu/kodak-com
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