lazarus/examples/SynEdit/NewHighlighterTutorial/unit1.pas

77 lines
1.5 KiB
ObjectPascal

unit Unit1;
(*
This is an example how to write a highlighter from scratch.
See the units for each example highlighter.
This is NOT about extending the IDE. This is about SynEdit and it's Highlighter only.
Therefore this does not include:
- registration in the component pallette.
- Using the Object Inspector
Those steps are the same as they would be for any other self writen componont.
*)
{$mode objfpc}{$H+}
interface
uses
SynEdit, Forms, StdCtrls, SimpleHl, ContextHL, FoldHl;
type
{ TForm1 }
TForm1 = class(TForm)
Button1: TButton;
Button2: TButton;
Button3: TButton;
SynEdit1: TSynEdit;
procedure Button1Click(Sender: TObject);
procedure Button2Click(Sender: TObject);
procedure Button3Click(Sender: TObject);
procedure FormCreate(Sender: TObject);
private
FSynDemoHl: TSynDemoHl;
FSynDemoHlContext: TSynDemoHlContext;
FSynDemoHlFold: TSynDemoHlFold;
public
end;
var
Form1: TForm1;
implementation
{$R *.lfm}
{ TForm1 }
procedure TForm1.FormCreate(Sender: TObject);
begin
FSynDemoHl := TSynDemoHl.Create(Self);
FSynDemoHlContext := TSynDemoHlContext.Create(Self);
FSynDemoHlFold := TSynDemoHlFold.Create(Self);
SynEdit1.Highlighter := FSynDemoHl;
end;
procedure TForm1.Button1Click(Sender: TObject);
begin
SynEdit1.Highlighter := FSynDemoHl;
end;
procedure TForm1.Button2Click(Sender: TObject);
begin
SynEdit1.Highlighter := FSynDemoHlContext;
end;
procedure TForm1.Button3Click(Sender: TObject);
begin
SynEdit1.Highlighter := FSynDemoHlFold;
end;
end.