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What is the TKinter message passing mechanism in python?

Shulou Source: shulou.com Published: 2022-06-03 05:16:46 10月19日 Update

Editor to share with you how the TKinter messaging mechanism in python is, I believe most people do not know much about it, so share this article for your reference, I hope you can learn a lot after reading this article, let's go to know it!

1. Send events / messages automatically.

2. The system is responsible for sending messages to the queue.

3. Bind / set related components.

4. The back end automatically selects the events of interest and responds accordingly.

5. Message format.

Example

# simple example of event import tkinter def baseLabel (event): global baseFrame print ("clicked") lb = tkinter.Label (baseFrame, text= "thank you click") lb.pack () # draw the general framework of the program baseFrame = tkinter.Tk () lb = tkinter.Label (baseFrame, text= "emulation button") # Label binds the corresponding message and handler function # automatically get the left click And start the corresponding processing function baseLabellb.bind (", baseLabel) lb.pack () # start the message loop # so far, it means that the program starts to execute baseFrame.mainloop (). The above is all the content of the article" what is the TKinter messaging mechanism in python? "Thank you for reading! I believe we all have a certain understanding, hope to share the content to help you, if you want to learn more knowledge, welcome to follow the industry information channel!

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