根据颜色值获取颜色常量名: ColorToIdent

本例效果图:

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代码文件:

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unit Unit1;



interface



uses

  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,

  Dialogs, StdCtrls, ComCtrls;



type

  TForm1 = class(TForm)

    Button1: TButton;

    ColorDialog1: TColorDialog;

    procedure Button1Click(Sender: TObject);

  end;



var

  Form1: TForm1;



implementation



{$R *.dfm}



procedure TForm1.Button1Click(Sender: TObject);

var

  c: Integer;

  s: string;

begin

  if ColorDialog1.Execute then c := ColorDialog1.Color;



  ColorToIdent(c, s);



  if s = '' then s := ColorToString(c);

  Color := c;

  Text := s;

end;



end.


 
   

窗体文件:

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object Form1: TForm1

  Left = 0

  Top = 0

  Caption = 'Form1'

  ClientHeight = 262

  ClientWidth = 220

  Color = clBtnFace

  Font.Charset = DEFAULT_CHARSET

  Font.Color = clWindowText

  Font.Height = -11

  Font.Name = 'Tahoma'

  Font.Style = []

  OldCreateOrder = False

  Position = poDesktopCenter

  PixelsPerInch = 96

  TextHeight = 13

  object Button1: TButton

    Left = 72

    Top = 104

    Width = 75

    Height = 25

    Caption = 'Button1'

    TabOrder = 0

    OnClick = Button1Click

  end

  object ColorDialog1: TColorDialog

    Left = 96

    Top = 24

  end

end