[Interest] QML Set data from a different model role

[NoRulez]

This works when I use a number (256 for Qt::UserRole) but not with an enum name

> Am 09.05.2016 um 16:47 schrieb Nikita Krupenko <krnekit at gmail.com>:
> 
> 2016-05-09 17:32 GMT+03:00 NoRulez <norulez at me.com>:
>> I have a QStandardItemModel
>> 
>> I also to overload the roleNames() function but then i get the error that "Role2" isn't defined.
>> 
>> 
>> 
>>> Am 09.05.2016 um 15:50 schrieb Nikita Krupenko <krnekit at gmail.com>:
>>> 
>>> 2016-05-09 9:19 GMT+03:00 NoRulez <norulez at me.com>:
>>>> Hi,
>>>> 
>>>> I want do show data in a combobox in QML and after a selection in the combo box is made I want the data but from a different role.
>>>> 
>>>> In QML I have the following:
>>>> 
>>>> ComboBox {
>>>> model: MyModel
>>>> textRole: "Role1"
>>>> onCurrentTextChanged: {
>>>>       MyLineEdit.text = ?????? // Here I want the text from "Role2"
>>>>   }
>>>> }
>>>> 
>>>> MyLineEdit is a QML LineEdit
>>>> The text for "Role1" works already.
>>>> Could anybody please give me a help
>>>> 
>>>> Thanks
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>>> 
>>> AFAIK, you have ho access to model data in ComboBox. But, you can get
>>> it directly from model, like:
>>> 
>>> MyLineEdit.text = MyModel.get(currentIndex)["Role2"]
>>> 
>>> if you use ListModel, or some similar way if you have different model.
> 
> So, you need to use data() method. But you need to pass here
> QModelIndex, which you could get only from DelegateModel, which not
> used here :) I think, you can add to your model method, that return
> data by an integer index and use it here.
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