Python Listbox.grid_remove方法代码示例

# 需要导入模块: from tkinter import Listbox [as 别名]
# 或者: from tkinter.Listbox import grid_remove [as 别名]
class GUIChecker(Frame):
    def __init__(self, master=None):
        Frame.__init__(self, master)
        self.master = master
        self.grid(columnspan=2000)

        self.__set_default_value()
        self.__create_widgets()
        self.__locate_widges()

        self.setting_on = False

    def __set_default_value(self):
        self.ALL_FIELDS = ["系號", "序號", "餘額", "課程名稱(連結課程地圖)",
                           "學分", "時間", "教師姓名*:主負責老師"
                           "已選課人數", "教室", "選必修", "限選條件",
                           "系所名稱", "年級", "組別", "類別", "班別",
                           "業界專家參與", "英語授課", "Moocs", "跨領域學分學程",
                           "備註", "課程碼", "分班碼", "屬性碼"]
        self.default_choosen_field = ["系號", "序號", "餘額", "課程名稱(連結課程地圖)",
                                      "學分", "時間", "教師姓名*:主負責老師"]
        self.choosen_field = deepcopy(self.default_choosen_field)

    def __create_widgets(self):
        self.input_label = Label(self, text="系所代碼 ： ")
        self.input_field = Entry(self, width=30)
        self.search_btn = Button(self, text="搜尋", command=self.__search_method)
        self.clear_btn = Button(self, text="清除", command=self.__clear_method)
        self.setting_btn = Button(self, text="設定", command=self.__setting_method)
        self.msg_text = Label(self)

    def __locate_widges(self):
        self.input_label.grid(row=0, column=0)
        self.input_field.grid(row=0, column=1, columnspan=6)
        self.search_btn.grid(row=1, column=0)
        self.clear_btn.grid(row=1, column=2)
        self.setting_btn.grid(row=1, column=4)
        self.msg_text.grid(row=2, column=0)

    def __search_method(self):
        department_no = self.input_field.get()
        self.msg_text['text'] = '查詢中'
        try:
            self.__attach_course_table(department_no)
        except NoCourseAvailableError as e:
            logging.debug(e)
            self.msg_text['text'] = '沒有這個系所'
        except Exception as e:
            logging.exception('Seach Method: ')
            self.msg_text['text'] = '未知的錯誤'
        else:
            self.msg_text['text'] = ''

    def __attach_course_table(self, dept_no):
        courses = self.__search_courses(dept_no)
        title = list(courses.columns.values)

        self.__clear_method()
        self.__set_up_tree_widget(title, len(courses))

        for field in title:
            self.tree.heading(field, text=field)
            self.tree.column(field, width=font.Font().measure(field))

        for index, course in courses.iterrows():
            self.tree.insert('', 'end', values=tuple(course.values))
            for ix, val in enumerate(course.values):
                col_w = font.Font().measure(val) + 10
                if self.tree.column(title[ix], width=None) < col_w:
                    self.tree.column(title[ix], width=col_w)

    def __search_courses(self, dept_no):
        crawler = NckuCourseCrawler(dept_no=dept_no)
        html = crawler.get_raw_HTML()
        parser = NckuCourseParser(html)
        parser.include_fields = self.choosen_field
        logging.info("Choosen Field: {}".format(self.choosen_field))
        courses = parser.parse(sort=True)
        print(courses)
        courses['餘額'] = courses['餘額'].apply(int)
        return courses

    def __clear_method(self):
        try:
            self.__remove_tree_widget()
        except Exception as e:
            logging.debug(
                'Widget not yet created. Not and Error. {}'.format(e)
            )

    def __remove_tree_widget(self):
        self.tree_vsb.grid_remove()
        self.tree_hsb.grid_remove()
        self.tree.grid_remove()

    def __set_up_tree_widget(self, title, courses_num):
        tree_height = min(30, courses_num)
        self.tree = ttk.Treeview(columns=title, show="headings",
                                 height=tree_height)
        self.tree_vsb = ttk.Scrollbar(orient="vertical",
#.........这里部分代码省略.........