What is the DelphiVCL.Application.OnHelp event?
The OnHelp or DelphiVCL.Application.OnHelp occurs when the application receives a request for Help. You can examine and set it in the IDE software.
How to use the DelphiVCL.Application.OnHelp event properly?
Write an OnHelp event handler to perform special processing when the user requests Help. The HelpContext and HelpJump methods…
Are you looking for the easiest way to implement Deep Learning for Computer Vision and build a nice GUI for them, and all of them are free? You can deliver end-to-end Deep Learning for Computer Vision solutions easily by combining GluonCV and Python4Delphi library, inside…
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If you’re just starting to explore windows app development with Tkinter in Python, you might as well consider watching this amazing tutorial series by John Elder of Codemy. His tutorial series was divided into multiple parts that allow you to learn everything about Tkinter and Python from the very basic to the most advanced tools that you can create. In this video, we will be introduced to…
A built-in function object is a wrapper around a C function. Examples of built-in functions are len() and math.sin() (math is a standard built-in module). The number and type of the arguments are determined by the C function.
You can browse all the built-in function…
pyATS is an open source network testing application created by software developers for network developers. It provides all the tools in your ide software that automation engineers need to explain test cases, run jobs, collect reports, and make the entire process part of your…
Are you new to Python or are there many areas that you have not explored yet? Well, interestingly, most of the PyCon 2020 hands-on tutorial can now be accessed online. Andrew Knight was one of the active speakers from the recently concluded event. He shared multiple talks and tutorials on various Python-related topics. He recently shared how he managed to create an application that can translate…
The OnException or DelphiVCL.Application.OnException event occurs when an unhandled exception occurs in the application. This is a fundamental error event to understand when you develop Windows software.
How is the DelphiVCL.Application.OnException event used?
Use…
What is an OnGetActiveFormHandle Event in DelphiVCL.Application?
December 26, 2021
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…
DelphiVCL.BitBtn is a push button control that can include a bitmap on its face. It’s an alternative to the regular button control which can’t directly use graphics on it.
Bitmap buttons exhibit the same behavior as button controls. We use them to initiate actions from forms and dialog boxes.
Bitmap buttons implement properties that specify the bitmap images, along with…
