DelphiDelphiVCLPythonPython GUIWindows

OnChange Event in DelphiVCL Library

crop diverse women doing task in campus

OnChange event occurs when the user changes the text displayed in the edit region.

We write an OnChange event handler to take specific action immediately after the user edits the text in the edit region or selects an item from the list. The Text property gives the new value in the edit region.

Note: OnChange only occurs in response to user actions. Changing the Text property programmatically does not trigger an OnChange event.

Here is the working example of the implementation of an OnChange event:

To see the result, let’s run the complete script:

1-6682763

 

Check out DelphiVCL which easily allows you to build GUIs for Windows using Python.

close
Related posts
DelphiDelphiVCLPythonPython GUIWindows

Learn about the DelphiVCL.Component as the Common Ancestor of All Component Classes

Learn PythonPythonVideos

Learn Python With The Hidden Power of the Python Runtime by Elizaveta Shashkova (PyCon 2020) Videos

Learn PythonPythonVideos

Learn Python With Organizing to Improve Your Workplace: Know Your Rights by Shauna Gordon-McKeon (PyCon 2020) Video

DelphiPythonPython GUIWindows

Learn To Build A Python GUI For Manipulating Datetime Using Delorean Library In A Delphi Windows App

Leave a Reply

Your email address will not be published. Required fields are marked *

en_USEnglish