Re: [gtkmm] Gtk::TreeView performance

[David Jensen <djensen inebraska com>]

Igor Gorbounov wrote:
> Hi, All!
> My application uses a TreeView (using ListStore model) table to present 
> measured data
> once per second. This table has about 20 rows and about 40 columns.
> The problem is in consuming too much CPU resources (about 14% when the 
> table is
> switched on, and near 3% when it is switched off). The cells af this 
> tables display
> text, and the color of this text foreground and background is changed 
> depending on
> values in invisible cells.
> So is there any way to optimize this whole structure?
try keeping a Glist of structs of GDK::Colors that matches the ListStore
row:column 'color' cells. Have the row:column colors be pointers into the Glist.
accessing a Glist struct is cheap, accessing a row:column is very expensive

maybe
--- David Jensen