Re: DataViewCtrl : Error raised while trying to set header Attributes

El miércoles, 11 de septiembre de 2019, 7:55:13 (UTC-3), Walid Sakr 
escribió:
>
> I created a DataViewListCtrl and added some values and is working fine, 
> then i tried to assign some attributes to column headers to change colour 
> and font 
> as such
>
>         listctrl = wx.dataview.DataViewListCtrl(self, 
> wx.ID_ANY,style=wx.dataview.DV_MULTIPLE | 
>                 wx.dataview.DV_ROW_LINES | wx.dataview.DV_HORIZ_RULES | 
> wx.dataview.DV_VERT_RULES)
>         
>         font_bold = wx.Font( wx.FontInfo(12).Bold())
>         head_txt_colr = wx.Colour("BLUE")
>         head_bac_colr = wx.Colour("DARK GREY")
>         
>         listctrl.SetHeaderAttr(wx.ItemAttr(head_txt_colr, head_bac_colr, 
> font_bold))
>
>
>
> and this was the error message raised
>
>> listctrl.SetHeaderAttr(wx.ItemAttr(head_txt_colr, head_bac_colr, 
>>> font_bold))
>>
>> AttributeError: 'DataViewListCtrl' object has no attribute 'SetHeaderAttr'
>>
>>
>
> the thing is DataViewListCtrl inherits from DataViewCtrl which has this 
> method as shown below
>  
>
>>  SetHeaderAttr(*self*, *attr*)
>
>
> <https://wxpython.org/Phoenix/docs/html/wx.dataview.DataViewCtrl.html#wx.dataview.DataViewCtrl.SetHeaderAttr>
>
> Set custom colours and/or font to use for the header.
>
> This method allows customizing the display of the control header (it does 
> nothing if DV_NO_HEADER style is used).
>
> Currently it is only implemented in the generic version and just returns 
> False without doing anything elsewhere.
> Parameters: *attr* (*wx.ItemAttr* 
> <https://wxpython.org/Phoenix/docs/html/wx.ItemAttr.html#wx.ItemAttr>) – 
> The attribute defining the colour(s) and font to use. It can be default, in 
> which case the attributes are reset to their default values.
> Return type: *bool*
> Returns: True if the attributes were updated, False if the method is not 
> implemented or failed.
>
> New in version 3.1.1.
>
>
> the problem is i tried implementing DataViewCtrl instead of a 
> DataViewListCtrl to avoid this error but unfortunately its raising the same 
> error !!! 
>



Hola
se pudo solucionar el  error AttributeError: 'DataViewListCtrl' object has 
no attribute 'SetHeaderAttr'

saludos

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