What I did is gtk_text_buffer_set_text (pbuffer, "", -1); > -----Original Message----- > From: gtk-list-admin@xxxxxxxxx [mailto:gtk-list-admin@xxxxxxxxx] On Behalf > Of Carl B. Constantine > Sent: Tuesday, December 30, 2003 12:43 PM > To: gtk-list@xxxxxxxxx > Subject: someone please answer, clearing text in a GtkTextView! > > > I have a GtkTextView in a window used for data entry into a database. > The text typed in the view gets put in the database no problem, but once > the data entry has occurred, I want to clear the view so that the next > screen of data can be input. > > Looking through the API, there isn't a "set text" function for this view > (per se) like the GtkEntry widgets, except in the GtkTextBuffer. The > other funcition in that widget is gtk_text_buffer_delete, which I called > but I'm getting an error. > > Here's the code I was using to get the buffer, then delete it: > > /* the GtkTextView in this window requires a bit of extra work > to get the text value stored in it. > */ > > specialView = lookup_widget(customers, "cust_instructions"); > specialBuffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(specialView)); > gtk_text_buffer_get_bounds(specialBuffer, &start, &end); > gtk_text_buffer_delete(specialBuffer, &start, &end); > > > But here's the error I'm getting when I try to do that: > > (dispatcher:1523): Gtk-WARNING **: Invalid text buffer iterator: either > the iter > ator is uninitialized, or the characters/pixbufs/widgets in the buffer > have been > modified since the iterator was created. > You must use marks, character numbers, or line numbers to preserve a > position ac > ross buffer modifications. > You can apply tags and insert marks without invalidating your iterators, > but any mutation that affects 'indexable' buffer contents (contents that > can be > referred to by character offset) > will invalidate all outstanding iterators > > (dispatcher:1523): Gtk-CRITICAL **: file gtktextbuffer.c: line 1297 > (gtk_text_bu > ffer_delete): assertion `gtk_text_iter_get_buffer (start) == buffer' > failed > > Then it segfaults. > > So I tried the set text call like this: > > gtk_text_buffer_set_text(specialBuffer,"", 0); > > but that makes my app segfault as well. > > Can anyone help? > > -- > .''`. Carl B. Constantine > : :' : duckwing@xxxxxxxxxxx > `. `' GnuPG: 135F FC30 7A02 B0EB 61DB 34E3 3AF1 DC6C 9F7A 3FF8 > `- Debian GNU/Linux -- The power of freedom > "Claiming that your operating system is the best in the world because > more > people use it is like saying McDonalds makes the best food in the > world." > _______________________________________________ > > gtk-list@xxxxxxxxx > http://mail.gnome.org/mailman/listinfo/gtk-list > _______________________________________________ > > gtk-list@xxxxxxxxx > http://mail.gnome.org/mailman/listinfo/gtk-list > _______________________________________________ > > gtk-list@xxxxxxxxx > http://mail.gnome.org/mailman/listinfo/gtk-list _______________________________________________ gtk-list@xxxxxxxxx http://mail.gnome.org/mailman/listinfo/gtk-list
