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9 Mar 2007 2:30 AM #1
Combobox - default value
Combobox - default value
I use a remote dataset with a key=>value combobox. I got it working without much problems. The only thing I'm missing is to set a default value for the valueField AND the displayField. Is this not supported (yet) or am I just missing something?
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9 Mar 2007 2:27 PM #2
What do you mean, when it's loaded? You can pass in a value: 'foo', or it will read an existing text field for its value, or if tranforming a select it will use the selects selected value. Is that not what you want?
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11 Mar 2007 11:58 PM #3
I have a combobox with a JSON source. When the combobox loads there are no records available yet to the combobox. Also, I don't want to trigger a http-request just to fetch the default value.
My combobox uses the hidden field to supply a key instead of the displayed value.
To correctly set the default value I have to set both the display value and the hidden key value.
EDIT:
I just tried to add it to your code and it was actually very simple. I added the option hiddenValue and changed line 108 (was 107 before adding the hiddenValue option):
toCode:this.hiddenField.value = this.value;
Code:this.hiddenField.value = this.hiddenValue || this.value;
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12 Mar 2007 10:00 PM #4
Ah, I can add that to the main source. It makes sense. Thanks.
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12 Mar 2007 11:56 PM #5
No problem, and thank you for adding it to the main source

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