On Tue, 2008-04-29 at 08:49 -0500, Joaquim Schmidlap wrote: > I have a TreeView. Each column has a custom rendering callback > function, which I use to change the color and formatting of the text > in each cell as the data changes. > > Under certain data conditions, I change the background color of the > cell to be red, to get the user's attention. I do this with > Gtk::CellRendererText::property_background_gdk() and it works great. > > When the error condition clears, I need to set the color back to the > default, since using properties like this seems to be "sticky." In > other words, that cell will stay red until I change it. The problem I > have now is that when I have set_rules_hint(true) for the TreeView, I > need to figure out what color this cell should be based on the > alternating row colors. > > Is there a way to query the TreeView for what a given row's > background color "should" be based on the hints? Clearly, it must be > down in the implementation somewhere, but is this interface exposed > to us? > > I know I could query the background of some other cell in the row > that didn't change, or maybe stuff the color in the model somewhere, > but that feels a little funky to me. Seems like the TreeView must > know if a given row is odd or even, and therefore what the color > should be.
I guess setting property_background_set() to false in the CellRenderer should do the trick. Armin _______________________________________________ gtkmm-list mailing list [email protected] http://mail.gnome.org/mailman/listinfo/gtkmm-list
