tkinter中messagebox弹窗_tkinter showwarning-优快云博客

本文链接：https://blog.youkuaiyun.com/Embarrassed989/article/details/122567314

本文介绍了Tkinter库中用于创建各种类型弹窗的功能，包括showinfo、showwarning、showerror，以及用于用户交互的askquestion、askyesno、askretrycancel和askokcancel。每个方法的使用方式和返回结果都进行了详细说明。

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一、messagebox.showinfo(title='提示', message='错误')

from tkinter import *
from tkinter import messagebox
root = Tk()
 
width = 400
height = 400
screenwidth = root.winfo_screenwidth()
screenheight = root.winfo_screenheight()
root_str = '%dx%d+%d+%d' % (width, height, (screenwidth - width) / 2, (screenheight - height) / 2)
root.geometry(root_str)
frame = Frame(root)
frame.pack()

def hit_me():
    messagebox.showinfo(title='提示', message='错误')

button = Button(frame, text='点我', command=hit_me)
button.pack()
root.mainloop()

运行结果：

二、tkinter.messagebox.showwarning(title,message)

def hit_me():
    # messagebox.showinfo(title='提示', message='错误')
    messagebox.showwarning(title='提示', message='错误')

运行结果：

三、tkinter.messagebox.showerror(title,message)

def hit_me():
    # messagebox.showinfo(title='提示', message='错误')
    # messagebox.showwarning(title='提示', message='错误')
    messagebox.showerror(title='提示',message='错误')

运行结果：

四、messagebox.askquestion(title='提示',message='错误')

def hit_me():
    # messagebox.showinfo(title='提示', message='错误')
    # messagebox.showwarning(title='提示', message='错误')
    # messagebox.showerror(title='提示',message='错误')
    Q = messagebox.askquestion(title='提示',message='错误') #resurn 'yes' or 'no'
    print(Q)

运行结果：返回yes或no

五、messagebox.askyesno(title='提示', message='错误')

def hit_me():
    # messagebox.showinfo(title='提示', message='错误')
    # messagebox.showwarning(title='提示', message='错误')
    # messagebox.showerror(title='提示',message='错误')
    # Q = messagebox.askquestion(title='提示',message='错误') #resurn 'yes' or 'no'
    # print(Q)
    Y = messagebox.askyesno(title='提示', message='错误')  # resurn 'True' or 'False'
    print(Y)

运行结果：返回True或False

六、messagebox.askretrycancel(title='提示', message='错误')

def hit_me():
    # messagebox.showinfo(title='提示', message='错误')
    # messagebox.showwarning(title='提示', message='错误')
    # messagebox.showerror(title='提示',message='错误')
    # Q = messagebox.askquestion(title='提示',message='错误') #resurn 'yes' or 'no'
    # print(Q)
    # Y = messagebox.askyesno(title='提示', message='错误')  # resurn 'True' or 'False'
    # print(Y)
    R = messagebox.askretrycancel(title='提示', message='错误')  # resurn 'True' or 'False'
    print(R)

运行结果：返回True或False

七、messagebox.askokcancel(title='提示', message='错误')

def hit_me():
    # messagebox.showinfo(title='提示', message='错误')
    # messagebox.showwarning(title='提示', message='错误')
    # messagebox.showerror(title='提示',message='错误')
    # Q = messagebox.askquestion(title='提示',message='错误') #resurn 'yes' or 'no'
    # print(Q)
    # Y = messagebox.askyesno(title='提示', message='错误')  # resurn 'True' or 'False'
    # print(Y)
    # R = messagebox.askretrycancel(title='提示', message='错误')  # resurn 'True' or 'False'
    # print(R)
    O = messagebox.askokcancel(title='提示', message='错误')  # resurn 'True' or 'False'
    print(O)

运行结果：返回True或False