self.del_button.grid(row=0,column=0,sticky=tk.W) 结果删除按钮不显示image,按钮上显示空白: del_button的image不显示 尝试将del_button的image指向的变量设置为局部变量,即下面所展示的代码2。 代码2: #!/bin/envpython3 fromPILimportImageTk importtkinterastk self.del_button=tk.Button(self.frame,text...
from tkinter import * from tkinter import messagebox top = Tk() top.geometry("100x100") def helloCallBack(): msg=messagebox.showinfo( "Hello Python", "Hello World") B = Button(top, text ="Hello", command = helloCallBack) B.place(x=50,y=50) top.mainloop() ...
We will count the number of clicks on a button and display the same value on the button. import tkinter as tk my_w = tk.Tk() # Parent window my_w.geometry("400x150") # width and height count=0 # initial value of counter def my_upd(): global count count=count+1 # increase ...
image = self.image.crop((int(x1 / self.imscale), int(y1 / self.imscale), x, y)) imagetk = ImageTk.PhotoImage(image.resize((int(x2 - x1), int(y2 - y1))) imageid = self.canvas.create_image(max(bbox2[0], bbox1[0]), max(bbox2[1], bbox1[1]), anchor='nw', image...
Using the Pillow library in Python Tkinter we can resize the images. to import Pillow use this codefrom PIL import Image, ImageTkimage.resize((w, h)) this command allows us to change the height(h) and width(w) of the image. In the below example, we have created an application in wh...
Python's binary releases also ship an add-on module together with it. Tcl Tcl 是一种动态解释型编程语言,正如 Python 一样。尽管它可作为一种通用的编程语言单独使用,但最常见的用法还是作为脚本引擎或 Tk 工具包的接口嵌入到 C 程序中。Tcl 库有一个 C 接口,用于创建和管理一个或多个 Tcl 解释器实例...
def viewer(imgdir, kind=Toplevel, cols=None): """ make thumb links window for an image directory: one thumb button per image; use kind=Tk to show in main app window, or Frame container (pack); imgfile differs per loop: must save with a default; photoimage objs must be saved: erased...
window=Tk() label=Label(window,text="welcome to python") button=Button(window,text="click me") label.pack() button.pack()#打包 window.mainloop()#创建循环,直到关闭主窗口 1. 2. 3. 4. 5. 6. 7. 2 按钮一些功能 关于按钮更多函数 ...
Graphical User Interfaces with Tk — Python 3.11.3 documentation Tk图形用户界面(GUI) — Python 3.11.3 文档 Tcl/Tk是一种GUI工具包和脚本语言,它们经常一起使用。 Tcl(Tool Command Language)是一种解释性脚本语言,它被设计用于在应用程序中嵌入脚本语言。
Python 为开发图形用户界面提供了多个选项。在所有的 GUI 方法中,tkinter 是最常用的方法。它是 Python 附带的 Tk 图形用户界面工具包的标准 Python 接口。Python 和 tkinter 是创建图形用户界面应用程序最快最简单的方法。使用 tkinter 创建图形用户界面是一项简单的任务。 创建tkinter 应用程序:...