Python 自定义时间选择框

import tkinter as tk from tkcalendar import Calendar, DateEntry # 带提示的输入框类 ''' 普通Entry类赋值 search_entry = tk.Entry(master=self.top, width=30, borderwidth=1, fg="#EE82EE", insertwidth=1, font=font_entry, insertbackground="#333", state=tk.NORMAL, textvariable=self.var_rq) ''' class EntryWithPlaceholder(tk.Entry): def __init__(self, master=None, placeholder="PLACEHOLDER", font=None, color="grey", textvariable=None): super().__init__(master) self.placeholder = placeholder self.placeholder_color = color self.default_fg_color = self['fg'] self['textvariable'] = textvariable self['font'] = font self.bind("<FocusIn>", self.foc_in) self.bind("<FocusOut>", self.foc_out) self.put_placeholder() def put_placeholder(self): self.insert(0, self.placeholder) self['fg'] = self.placeholder_color def foc_in(self, *args): if self['fg'] == self.placeholder_color: self.delete('0', 'end') self['fg'] = self.default_fg_color def foc_out(self, *args): if not self.get(): self.put_placeholder() # 定义了一个日期选择框 开始日期 + 结束日期 class datepicker: def __init__(self, frame, font=None, lb_bg='开始日期：', lb_ed=' 结束日期：'): # 窗口对象 坐标 self.frame = tk.Frame(frame, padx=5) self.start_date = tk.StringVar() # 开始日期 self.end_date = tk.StringVar() # 结束日期 self.bt1 = tk.Label(self.frame, text=lb_bg, font=font) # 开始按钮 self.bt1.grid(row=0, column=0) self.ent1 = DateEntry(self.frame, width=12, background='deepskyblue', date_pattern="yyyy-mm-dd", font=font, locale="zh_CN.UTF-8", foreground='white', borderwidth=2, textvariable=self.start_date) self.ent1.grid(row=0, column=1) self.bt2 = tk.Label(self.frame, text=lb_ed, font=font) self.bt2.grid(row=0, column=2) self.ent2 = DateEntry(self.frame, width=12, background='deepskyblue', date_pattern="yyyy-mm-dd",font=font, locale="zh_CN.UTF-8", foreground='white', borderwidth=2, textvariable=self.end_date) self.ent2.grid(row=0, column=3) def pack(self, side=None, expand=None, fill=None, anchor=None, padx=None, pady=None, ipadx=None, ipady=None): self.frame.pack(side=side, expand=expand, fill=fill, anchor=anchor, padx=padx, pady=pady, ipadx=ipadx, ipady=ipady) def grid(self, row=None, column=None, columnspan=None, sticky=None, ): self.frame.grid(row=row, column=column, columnspan=columnspan, sticky=sticky) def getdate(self): # 获取选择的日期 return self.start_date.get(), self.end_date.get()