This signal gets emitted when a cell starts to be edited.
The intended use of this signal is to do special setup on
editable, e.g. adding a `GtkEntryCompletion` or setting up additional
columns in a `GtkComboBox`.
See start_editing for information on the lifecycle of the
editable and a way to do setup that doesn’t depend on the
Note that GTK doesn't guarantee that cell renderers will continue to use the same kind of widget for editing in future releases, therefore you
should check the type of
editable before doing any specific setup, as in the following example:
text_editing_started (GtkCellRenderer *cell,
const char *path,
if (GTK_IS_ENTRY (editable))
GtkEntry *entry = GTK_ENTRY (editable);
// ... create a GtkEntryCompletion
gtk_entry_set_completion (entry, completion);
the path identifying the edited cell