windows

In this post, you’ll learn more about TWinControl. TwinControl is the base class for all controls that are wrappers for Microsoft Windows screen objects. Learning more about TWinControl will allow you to easily build GUIs with Python Development Tools. TWinControl provides the common functionality for all controls that act as wrappers for Microsoft Windows screen objects…

InsertComponent adds the component passed in the AComponent parameter to the end of the Components array property. The inserted component must have no name (no specified Name property value), or the name must be unique among all others in the Components list. When the owning component is destroyed, AComponent is also destroyed. Components are automatically inserted and removed when visually…

In this post, you’ll learn how to use the HandleMessage method or DelphiVCL.Application.HandleMessage to interrupt the execution of an application while Windows processes a message in the Windows message queue. Learning more about the HandleMessage method will help you build a Python project more easily in the future. HandleMessage interrupts the execution of the application so that…

In this post, you’ll learn how the HandleException method, also known as DelphiVCL.Application.HandleException, works. It’s used to provide the application with default exception handling. If an exception passes through all the try blocks in the application code, the application automatically calls HandleException, which displays a dialog box indicating an error has occurred. Unless…