DelphiDelphiVCLLearn PythonPythonPython GUIWindows

Decipher the DelphiVCL.Application

DelphiVCL.Application is the type used for a GUI windowed application. Application encapsulates a windowed application. The methods and properties introduced in the Application reflect the fundamentals established in the Windows operating system to create, run, sustain, and destroy an application. Application thereby simplifies the interface between the developer and the Windows…
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How To Use The CanSelect Parameter

CanSelect parameter is included inside the OnSelectCell event handler, while OnSelectCell occurs before a cell in the grid is selected. Write an OnSelectCell event handler to specify whether any particular cell in the grid can be selected. The Col and Row parameters indicate the column and row indexes of the cell that is about to be selected.  Set the CanSelect parameter to False to…
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Store And Manipulate Strings With DelphiVCL.Strings Or TStrings In Python

DelphiVCL.Strings or TStrings is the base class for objects that represent a list of strings. Use DelphiVCL.Strings or TStrings to store and manipulate a list of strings. Descendants of TStrings can represent several individual strings, such as the individual lines that appear in a list box. Some objects use descendants of TStrings to represent one long body of the text so that it…
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Python GUI: Create A ComboBox To Select A Color With DelphiVCL.ColorBox

DelphiVCL.ColorBox represents a combo box that lets users select a color. Use ColorBox to provide the user with a drop-down combo box from which to select a color. Use the Style property to specify which colors the color box should list. Each color is displayed next to a small square that is drawn in the corresponding color. Use the Selected property to access the color that the user…
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