GuiProgramming

OnGetActiveFormHandle or DelphiVCL.Application.OnGetActiveFormHandle is the event triggered when reading the value of the ActiveFormHandle property. Let’s take a look at all of DelphiVCL.Application.OnGetActiveFormHandle properties, methods, and built-in properties: import DelphiVCL dir(DelphiVCL.Application.OnGetActiveFormHandle) See the responses in our Windows…

When running dir() to DelphiVCL library or any DelphiVCL methods and properties in all previous sections, you might find many of Python’s built-in objects and properties. You can also read 7 Built-In Function Objects Inside The DelphiVCL Library which has some other built-in object functions which relate to the ones in this article. In this post, you’ll learn more about built-in…

In this post, we’ll use OnActionUpdate or DelphiVCL.Application.OnActionUpdate event occurs when an action’s Update method is called and its action list has not already handled it. Learning how to do it will allow you to easily build GUIs and test it with Python Testing Tools. Use the OnActionUpdate event handler to update the properties of an action when the application is idle if…