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https://github.com/Apress/foundations-of-pygtk-development.git
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33 lines
1.5 KiB
Python
33 lines
1.5 KiB
Python
def setup_tree_view(self, treeview):
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# Create a GtkListStore that will be used for the combo box renderer.
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model = Gtk.ListStore.new((GObject.TYPE_STRING,
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GObject.TYPE_STRING))
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iter = model.append()
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model.set(iter, 0, "None")
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iter = model.append()
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model.set(iter, 0, "One")
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iter = model.append()
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model.set(iter, 0, "Half a Dozen")
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iter = model.append()
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model.set(iter, 0, "Dozen")
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iter = model.append()
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model.set(iter, 0, "Two Dozen")
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# Create the GtkCellRendererCombo and add the tree model. Then, add the
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# renderer to a new column and add the column to the GtkTreeView.
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renderer = Gtk.CellRendererCombo(text_column=0, editable=True,
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has_entry=True, model=model)
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column = Gtk.TreeViewColumn("Count", renderer, text=QUANTITY)
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treeview.append_column(column)
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renderer.connect("edited", self.cell_edited, treeview)
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renderer = Gtk.CellRendererText.new()
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column = Gtk.TreeViewColumn("Product", renderer, text=PRODUCT)
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treeview.append_column(column)
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def cell_edited(self, renderer, path, new_text, treeview):
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# Make sure the text is not empty. If not, apply it to the tree view cell.
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if new_text != "":
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model = treeview.get_model()
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iter = model.get_iter_from_string(path)
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if iter:
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model.set(iter, QUANTITY, new_text)
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