Re: Check box cell in NSTableView

FROM : Ivan C Myrvold
DATE : Tue Mar 11 22:04:55 2008

I have worked with NSTableView code for more than 6 years, but I am 
sure I have not learned everything there is to learn.
Yes, I know there usually is 1 shared cell in NSTableColumn. You are 
wrong in stating that there can not be more than a shared cell in an 
NSTableColumn.

I am using binding., and 1 shared dataCell in the table column.

Ivan

Den 11. mars. 2008 kl. 16:21 skrev Mike Abdullah:

> I suspect here that you need to learn a little more about how 
> NSTableView works. There is NOT one cell per row, so call -setState: 
> basically does nothing. instead, NSTableView creates copies of the 
> cell, sets the properties, and uses that to draw.
>
> How are you supplying data to the table - data source or bindings?
>
> Mike.
>
> On 11 Mar 2008, at 14:58, Ivan C Myrvold wrote:
>

>> It doesn't matter if I do the
>>
>> [myCheckBox setState:NSMixedState];
>>
>> the result is the same, the checkbox is shown as checked.
>>
>> If I however use the same code (or even click all the three states) 
>> in an ordinary check box (not cell), everything works as I expect 
>> it to do.
>>
>> This makes me suspect this to be a bug.
>>
>> Ivan
>>
>> Den 11. mars. 2008 kl. 14:42 skrev Stephane Sudre:
>>

>>>
>>> On Mar 11, 2008, at 13:15, Ivan C Myrvold wrote:
>>>

>>>> I can not get my check boxes in an NSTableColumn to show the 
>>>> mixed state.
>>>> The first time I click an empty check box, it shows as if it is 
>>>> checked, it should have been mixed.

>>>
>>> A mixed state can not be determined by a click.
>>>
>>> What a click should do:
>>>
>>>     Unchecked -> Checked
>>>
>>>     Mixed -> Checked
>>>
>>>     Checked -> Unchecked
>>>
>>>

>>
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