DelphiDelphiVCLPythonPython GUIWindows

Why Would You Use Application.ComponentIndex From DelphiVCL?

By
April 19, 2022
The ComponentIndex property or DelphiVCL.Application.ComponentIndex from DelphiVCL is used to indicate the position of the component in its owner’s Components property array. Use ComponentIndex when iterating through the Components list of the component’s owner to perform an action on owned components. It can be used in conjunction with ComponentCount. ComponentIndex is used…
Read more
DelphiDelphiVCLPythonPython GUIWindows

How To Change Behavior Of Components For Windows Development

By
April 13, 2022
The ComponentStyle property or DelphiVCL.Application.ComponentStyle is used to govern the behavior of the component when you are carrying out Windows development. ComponentStyle governs how the component interacts with the streaming system and the Object Inspector. ComponentStyle is a read-only property. Typically, the value of the various component style flags are part of a component…
Read more
DelphiDelphiVCLPythonPython GUIWindows

Learn About TFillStyle with Python’s DelphiVCL Windows UI toolkit

By
April 6, 2022
TFillStyle in Delphi’s VCL Windows UI toolkit indicates the type of color change that defines the boundary of a possibly non-rectangular region on a canvas. TFillStyle values determine what type of color changes define the boundaries of a (possibly) non-rectangular region of a canvas, as indicated in the following table: ValueMeaningfsSurfaceThe region is defined as all areas that have a…
Read more
DelphiDelphiVCLPythonPython GUIWindows

OnModalBegin: DelphiVCL.Application Event that Occurs when a Modal Form is Opened

By
April 3, 2022
OnModalBegin or DelphiVCL.Application.ModalBegin occurs when a modal form is opened. Write an OnModalBegin event handler to perform special processing when a modal form is opened.   How to examine the properties, methods, and built-in properties of the DelphiVCL.Application.OnModalBegin? Let’s browse all the properties, methods, and built-in properties of the DelphiVCL.Application.OnModalBegin…
Read more