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48 lines
924 B
Python
48 lines
924 B
Python
from gi.repository import Gtk
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"""
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Since GTK+3 Gtk.CellRenderer doesn't have a destroy signal anymore.
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We can do the cleanup in the python destructor method instead.
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"""
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class MyCellRenderer(Gtk.CellRenderer):
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def __init__(self):
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Gtk.CellRenderer.__init__(self)
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def __del__(self):
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print("cellrenderer destroy")
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def do_render(self, cairo_t, widget, background_area, cell_area, flags):
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pass
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def window_destroy_cb(*kwargs):
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print("window destroy")
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Gtk.main_quit()
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window = Gtk.Window(Gtk.WindowType.TOPLEVEL)
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window.connect("destroy", window_destroy_cb)
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window.show()
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def treeview_destroy_cb(*kwargs):
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print("treeview destroy")
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treeview = Gtk.TreeView()
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treeview.connect("destroy", treeview_destroy_cb)
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window.add(treeview)
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treeview.show()
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col = Gtk.TreeViewColumn()
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treeview.append_column(col)
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cel = MyCellRenderer()
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col.pack_start(cel, expand=True)
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Gtk.main()
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