Skip to content

Instantly share code, notes, and snippets.

Embed
What would you like to do?
This snippet illustrates how to use a CellDataFunc to add heading to each cells.
import pygtk
pygtk.require('2.0')
import gtk
data = [
[('val_a1', 'val_b1', 'val_c1', 'val_d1', 'val_e1'), ('', 'val_x1', 'val_y1', 'val_z1', ''), ('', 'val_x2', 'val_y2', 'val_z2', '')],
[('val_a2', 'val_b2', 'val_c2', 'val_d2', 'val_e2'), ('', 'val_x3', 'val_y3', 'val_z3', '')],
[('val_a3', 'val_b3', 'val_c3', 'val_d3', 'val_e3')],
[('val_a4', 'val_b4', 'val_c4', 'val_d4', 'val_e4'), ('', 'val_x4', 'val_y4', 'val_z4', ''), ('', 'val_x5', 'val_y5', 'val_z5', '')],
]
class BasicTreeViewExample:
parent_headers = ("P.Col 1", "P.Col 2", "P.Col 3", "P.Col 4", "P.Col 5")
child_headers = ("C.Col 1", "C.Col 2", "C.Col 3")
def delete_event(self, widget, event, data=None):
gtk.main_quit()
return False
def __init__(self):
self.window = gtk.Window(gtk.WINDOW_TOPLEVEL)
self.window.set_title("Basic TreeView Example")
self.window.set_size_request(200, 200)
self.window.connect("delete_event", self.delete_event)
self.treestore = gtk.TreeStore(str, str, str, str, str)
for detail in data:
for index, elem in enumerate(detail):
if index == 0:
piter = self.treestore.append(None, elem)
else:
self.treestore.append(piter, elem)
self.treeview = gtk.TreeView(self.treestore)
for i in range(5):
tvcolumn = gtk.TreeViewColumn('Column %s' % (i))
self.treeview.append_column(tvcolumn)
cell = gtk.CellRendererText()
tvcolumn.pack_start(cell, True)
# Delegate data fetching to callback
tvcolumn.set_cell_data_func(cell, self.cell_add_header, i)
self.window.add(self.treeview)
self.window.show_all()
def cell_add_header(self, treeviewcolumn, cell, model, iter_, column):
text = model.get_value(iter_, column)
if model.iter_parent(iter_) is None:
# This is a parent
title = self.parent_headers[column]
markup = "<b>%s</b>\n%s"%(title, text)
else:
# We have a child
if column == 0 or column == 4:
# Cell is not used by child, leave it empty
markup = ""
else:
title = self.child_headers[column-1]
markup = "<b>%s</b>\n%s"%(title, text)
cell.set_property('markup', markup)
def main():
gtk.main()
if __name__ == "__main__":
tvexample = BasicTreeViewExample()
main()
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
You can’t perform that action at this time.