[pygtk] Re: treeview column width depending on window size

[Fabian Braennstroem]

Hi,

mailxbox2 at o2.pl schrieb am 03/16/2007 09:19 AM:
>> for a small filemanager I would like to set the width of the columns
>> according to the window size. I have five columns, displaying an
>> icon, the filename, size, mode and date. I want to set a fixed size
>> for the icon and the last three columns; these columns should be
>> visible in the set size at the right end of the treeview (obviously
>> the icon a the left side); just like the midnight commander is doing
>> it. The sizing should adjust as soon as I enlarge the window.
> Maybe it's not exactly what you want, but I have nice working solution for 
> this. Instead of setting fixed size for 1st, 3rd, 4th and 5th columns, you 
> can just set their sizing mode to gtk.TREE_VIEW_COLUMN_AUTOSIZE. And to be 
> sure that they don't take more space than needed, set expand to False. This 
> way you don't have to compute columns' widths by yourself, and all column 
> content - including column name in the header - is visible (not cropped). For 
> the 2nd column to take up remaining space, you set its sizing mode to 
> gtk.TREE_VIEW_COLUMN_FIXED and expand to True.
> As an example below is code for setting up columns for three column treeview. 
> First resizes itself to maximum (as your 2nd column is supposed to). Second 
> and third just take as much space as necessary, and nothing more.
> 
>     nameColumn = gtk.TreeViewColumn(u'Name', gtk.CellRendererText(), text=0)
> -> nameColumn.set_sizing(gtk.TREE_VIEW_COLUMN_FIXED)
> -> nameColumn.set_expand(True)
>     nameColumn.set_sort_column_id(0)
>     self._wnd.append_column(nameColumn)
>         
>     cell = gtk.CellRendererText()
>     cell.set_property(u'xalign', 1.0)
>     sizeColumn = gtk.TreeViewColumn(u'Size', cell, text=1)
> -> sizeColumn.set_sizing(gtk.TREE_VIEW_COLUMN_AUTOSIZE)
> -> sizeColumn.set_expand(False)
>     sizeColumn.set_alignment(1.0)
>     sizeColumn.set_sort_column_id(1)
>     self._wnd.append_column(sizeColumn)
>         
>     cell = gtk.CellRendererText()
>     cell.set_property(u'xalign', 1.0)
>     copiedColumn = gtk.TreeViewColumn(u'Copied', cell, text=2)
> -> copiedColumn.set_sizing(gtk.TREE_VIEW_COLUMN_AUTOSIZE)
> -> copiedColumn.set_expand(False)
>     copiedColumn.set_alignment(1.0)
>     copiedColumn.set_sort_column_id(2)
>     self._wnd.append_column(copiedColumn)

Somehow it does not work like wanted ... I will try it a bit more.
Thanks for your help!
Greetings!
Fabian