gui.py 文件源码

def check_click4(self, w, controller):
        """
        This function let user choose what they want to overview from 'Restaurant', 'hotel', 'museum', 'attraction',
        and plot their heatmap in a html file, and open it automaticlly.

        Parameters: 
            w: tk.Listbox()

        Execptions:
            catch IndexError exceptions to let user choose some stuff in the listbox
        """
        try:
            if (not w.curselection()):
                raise IndexError

            if w.get(w.curselection()) == 'Restaurant':
                controller.show_frame(Overview_restaurant, lat, logi)                                       
            elif w.get(w.curselection()) == 'Hotel':
                controller.show_frame(Overview_hotel, lat, logi)
            elif w.get(w.curselection()) == 'Attraction':
                controller.show_frame(Overview_attractions, lat, logi)
            elif w.get(w.curselection()) == 'Museum':
                controller.show_frame(Overview_museums, lat, logi)   
        except IndexError:
            messagebox.showwarning("Error", "Please select one of the items in the listbox")