我的理解是，除了在极少数情况下，在创建小部件的线程中运行任何tkinter代码都是不安全的。
问tkinter .after()秒和分钟ENformatSeconds(value) { // 秒 let second = parseInt(value) ...
A Python application makes a tkinter call. tkinter (Python Package) This call (say, for example, creating a button widget), is implemented in the tkinter package, which is written in Python. This Python function will parse the commands and the arguments and convert them into a form that mak...
(self): https://riptutorial.com/ 11 """ refresh the content of the label every second """ # increment the time self.seconds += 1 # display the new time self.label.configure(text="%i s" % self.seconds) # request tkinter to call self.refresh after 1s (the delay is given in ms)...
A Python application makes a Tkinter call. Tkinter (Python Module) This call (say, for example, creating a button widget), is implemented in the Tkinter module, which is written in Python. This Python function will parse the commands and the arguments and convert them into a form that makes...
Save the file and run it to check that everything is working. Then try opening a text file! With btn_open working, it’s time to work on the function for btn_save. This needs to open a save file dialog box so that the user can choose where they would like to save the file. You...
Notice that we've imported everything from the tkinter module, so that we can call tkinter functions etc. without prefixing them, which is standard Tkinter practice. However, because we've imported just "ttk" itself, that means we'll need to prefix anything inside that module. So for examp...
In this example, theupdate_time()function is called initially and then scheduled to run every 1000 milliseconds (1 second) using theafter()method. This allows the time to be updated continuously while the main event loop is running.
<Button-1> parameter of the bind method is the left-clicking event, i.e., when you click the left button, the bind method will call the function specified as a second parameter to it. <Button-2> for middle-click <Button-3> for right-click Now, you will learn how to call a part...
With most GUI frameworks, you must specify the color for every widget you create. PySimpleGUI takes this chore from you and will automatically color the Elements to match your chosen theme.To use a theme, call the theme function with the name of the theme before creating your window. You ...