DelphiDelphiVCLPythonPython GUIWindows

Learn About TFillStyle with Python’s DelphiVCL Windows UI toolkit

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…
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DelphiDelphiVCLPythonPython GUIWindows

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

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…
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DelphiDelphiVCLPythonPython GUIWindows

This Is How BringToFront Works In Windows App Development

For Windows app development the BringToFront method or DelphiVCL.Application.BringToFront sets the last active window as the topmost window on the desktop above all other applications. Use BringToFront to find the window owned by the MainForm that was last active and bring it to the foreground. BringToFront also tests to see if the window is visible and enabled before making it the topmost…
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DelphiDelphiVCLPythonPython GUIWindows

What Is The DelphiVCL Application.CleanupInstance Method?

The DelphiVCL CleanupInstance method or DelphiVCL.Application.CleanupInstance is used to perform finalization on long strings, variants, and interface variables within a class. Do not call CleanupInstance directly. CleanupInstance is called automatically when the object instance is destroyed. CleanupInstance releases all long strings and variants. It sets long strings to empty and variants…
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