Chapter7-3.py 文件源码

def confirm_delete(self, event=None):
        current_tab = self.notebook.tab(self.notebook.select(), "text")
        tree = self.tab_trees[current_tab]
        selected_item_id = tree.selection()
        selected_item = tree.item(selected_item_id)

        if msg.askyesno("Delete Item?", "Delete " + selected_item["values"][0] + "?", parent=self):
            task_name = selected_item["values"][0]
            task_time = selected_item["values"][2]
            task_date = " ".join([current_tab, task_time])
            self.master.delete_task(task_name, task_date)
            tree.delete(selected_item_id)