main.py 文件源码

def draw_memory_state(self, mem_box, page_fault_box, temp_memory, *args):
        page_number = temp_memory['page_number']
        page_fault = temp_memory['page_fault']
        allocated_frame = temp_memory['frame_number']
        memory_state = temp_memory['memory_frames']

        mem_label = Label(text='', size_hint_x=None, width=self.margin_left - kivy.metrics.dp(25), valign='middle', halign='center')
        mem_label.text_size = mem_label.size
        mem_box.add_widget(mem_label)
        mem_label = Label(text='Memory state: ', size_hint_x=None, width=self.margin_left + kivy.metrics.dp(35), valign='middle', halign='left')
        mem_label.text_size = mem_label.size
        mem_box.add_widget(mem_label)

        for idx, state in enumerate(memory_state):
            if state == -1:
                state = 'X'
            if allocated_frame - 1 == idx and page_fault == 1:
                mem_label = ColoredBorderedLabel(text='[b][color=DEC41B]'+str(state)+'[/color][/b]', markup=True, size_hint_x=None, width=self.frame_width, valign='middle', halign='center')
            else:
                mem_label = WhiteBorderedLabel(text=str(state), size_hint_x=None, width=self.frame_width, valign='middle', halign='center')

            mem_label.text_size = mem_label.size
            mem_box.add_widget(mem_label)

        # To add page fault (Y/N)
        page_f_label = Label(text='', size_hint_x=None, width=self.margin_left - kivy.metrics.dp(25), valign='middle', halign='center')
        page_f_label.text_size = page_f_label.size
        page_fault_box.add_widget(page_f_label)

        page_f_label = Label(text='Page fault: ', size_hint_x=None, width=self.margin_left, valign='middle', halign='center')
        page_f_label.text_size = page_f_label.size
        page_fault_box.add_widget(page_f_label)

        if page_fault == 1:
            page_f_label = Label(text='[color=DEC41B]Yes[/color]', markup=True, size_hint_x=None, width=self.margin_left, valign='middle', halign='left')
        else:
            page_f_label = Label(text='No', markup=True, size_hint_x=None
                , width=self.margin_left, valign='middle', halign='left')
        page_f_label.text_size = page_f_label.size
        page_fault_box.add_widget(page_f_label)