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unit Unit1;
{$mode objfpc}{$H+}
interface
uses
Forms, Graphics, Dialogs, SynEdit, Menus, LazUTF8,
SynHighlighterPosition, SynEditHighlighter;
type
{ TForm1 }
TForm1 = class(TForm)
MainMenu1: TMainMenu;
FileMenuItem: TMenuItem;
ExitMenuItem: TMenuItem;
OpenMenuItem: TMenuItem;
MenuItem2: TMenuItem;
OpenDialog1: TOpenDialog;
SynEdit1: TSynEdit;
procedure FormCreate(Sender: TObject);
procedure OpenMenuItemClick(Sender: TObject);
private
public
Highlighter: TSynPositionHighlighter;
end;
var
Form1: TForm1;
implementation
{$R unit1.lfm}
{ TForm1 }
procedure TForm1.OpenMenuItemClick(Sender: TObject);
begin
if not OpenDialog1.Execute then exit;
SynEdit1.Lines.LoadFromFile(UTF8ToSys(OpenDialog1.FileName));
end;
procedure TForm1.FormCreate(Sender: TObject);
var
Attr1, Attr2: TtkTokenKind;
begin
// create highlighter
Highlighter:=TSynPositionHighlighter.Create(Self);
// add some attributes
Attr1:=Highlighter.CreateTokenID('Attr1',clRed,clNone,[]);
Attr2:=Highlighter.CreateTokenID('Attr2',clBlue,clNone,[fsBold]);
// define highlighted areas
// Line 0, from start of line to pos 3 (3 chars) highlighted as Attr1
Highlighter.AddToken(0,3,Attr1);
// Line 1, keep the first 3 chars as default
Highlighter.AddToken(1,3,tkText);
// Line 1, from pos 3 (end of prev token) to pos 5 (2 chars) highlighted as Attr2
Highlighter.AddToken(1,5,Attr2);
// use highlighter
SynEdit1.Highlighter:=Highlighter;
// set some example text
SynEdit1.Lines.Text:=
'This is some'+LineEnding
+'example text.'+LineEnding;
end;
end.
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