Displaying Clickable Buttons With Button Widgets Button widgets are used to display clickable buttons. You can configure them to call a function whenever they’re clicked. You’ll cover how to call functions from button clicks in the next section. For now, take a look at how to create and ...
Error while displaying image using (GUI) Tkinter in python, When I am trying to run the following piece of code, it is showing error: Traceback (most recent call last): _tkinter.TclError: couldn't recognize data in image file "logo.png" Code: from Tkin Stack ...
The image object can then be used wherever animageoption is supported by some widget (e.g. labels, buttons, menus). In these cases, Tk will not keep a reference to the image. When the last Python reference to the image object is deleted, the image data is deleted as well, and Tk wi...
(Tk itself is not part of Python; it is maintained at ActiveState.)在命令行中运行 python -m tkinter,应该会弹出一个Tk界面的窗口,表明 tkinter 包已经正确安装,而且告诉你 Tcl/Tk 的版本号,通过这个版本号,你就可以参考对应的 Tcl/Tk 文档了。
Step 5: Finally, we will be displaying the window with the help of the following command. This command will give the user the command to enter the main event loop of tkinter, which listens for events such as button clicks, mouse movements, etc., and keeps the window displayed until it’...
(Tk itself is not part of Python; it is maintained at ActiveState.)在命令行中运行 python -m tkinter,应该会弹出一个Tk界面的窗口,表明 tkinter 包已经正确安装,而且告诉你 Tcl/Tk 的版本号,通过这个版本号,你就可以参考对应的 Tcl/Tk 文档了。
tkinter.messagebox.showinfo()is used for displaying the important information. from tkinter import * import tkinter.messagebox ws = Tk() ws.title("Python Guides") ws.geometry("500x300") def on_Click(): tkinter.messagebox.showinfo("Python Guides", "Welcome") ...
Help on class Menu in module tkinter: class Menu(Widget) | Menu(master=None, cnf={}, **kw) | | Menu widget which allows displaying menu bars, pull-down menus and pop-up menus. | | Method resolution order: | Menu | Widget | BaseWidget | Misc | Pack | Place | Grid | builtins...
Label tkinterrootTkvar=StringVar()label=Label(root,textvariable=var,relief=RAISED)var.set("Hey!? How are you doing?")label.pack()root.mainloop() When the above code is executed, it produces the following result − Print Page Previous
window.mainloop()告诉 Python 运行 Tkinter event loop(事件循环)。此方法侦听事件,例如按钮单击或按键,并阻止其后的任何代码运行,直到您关闭调用该方法的窗口为止。 参考代码: importtkinterastkwindow=tk.Tk()label=tk.Label(text="Python rocks!")label.pack()window.mainloop() ...