CalcForm unit

Contains classes and types used in TCalculatorForm.

calcform.pas contains classes and types used in TCalculatorForm, a dialog form used to display a calculator. It is part of the Lazarus Component Library ( LCL).

Classes and records

`TCalculatorForm`	class	Implements the form used to display a calculator for a TCalculatorDialog instance.
`TCalculatorPanel`	class	Implements a panel used for buttons and the value display in a calculator form.

Procedures and functions

CreateCalculatorForm function Creates, configures, and returns a new TCalculatorForm instance.

Types

`TCalculatorCalcKeyEvent`	procedure type	Specifies an event handler signalled for Key events occurring in TCalculatorForm.
`TCalculatorDispChangeEvent`	procedure type	Specifies an event handler signalled when the display in TCalculatorForm is changed.
`TCalculatorLayout`	enumeration	Represents layouts used for panels on a TCalculatorForm instance.
`TCalculatorState`	enumeration	Represents status values used in TCalculatorPanel.

Constants

CalcDefPrecision constant Defines the default number of digits of precision used for values in TCalculatorForm.

Variables

`cCalculatorFontName`	variable	Font name used for buttons and text displays in a calculator.
`cCalculatorFontSize`	variable	Font size used for buttons and text displays in a calculator.
`cCalculatorFontStyle`	variable	Font style used for buttons and text displays in a calculator.
`cColorBtnCancel`	variable	Color for the Cancel button in a calculator.
`cColorBtnClear`	variable	Color for the Clear button in a calculator.
`cColorBtnDigits`	variable	Color for the numeric digit buttons in a calculator.
`cColorBtnMemory`	variable	Color for the Memory button in a calculator.
`cColorBtnOk`	variable	Color for the OK button in a calculator.
`cColorBtnOthers`	variable	Color for miscellaneous "other" buttons in a calculator.
`cColorDisplayBack`	variable	Color for the background of the display area in a calculator.
`cColorDisplayText`	variable	Color for text on the display area for a calculator.

Uses

An experiment, built from Lazarus main 2dfa93c66e of 10-22-2026. Not the official Lazarus documentation.