lazarus-ccr/components/richmemo/samples/testsimple/unit1.pas
2009-06-10 10:32:44 +00:00

105 lines
2.2 KiB
ObjectPascal

unit Unit1;
{$mode objfpc}{$H+}
interface
uses
Classes, SysUtils, FileUtil, LResources, Forms, Controls, Graphics, Dialogs,
StdCtrls,
RichMemoTypes, RichMemo;
type
{ TForm1 }
TForm1 = class(TForm)
Button1: TButton;
Button2: TButton;
Button3: TButton;
Button4: TButton;
Button5: TButton;
FontDialog1: TFontDialog;
Memo1: TMemo;
RichMemo1: TRichMemo;
procedure Button1Click(Sender: TObject);
procedure Button2Click(Sender: TObject);
procedure Button3Click(Sender: TObject);
procedure Button4Click(Sender: TObject);
procedure Button5Click(Sender: TObject);
private
{ private declarations }
public
{ public declarations }
end;
var
Form1: TForm1;
implementation
{ TForm1 }
procedure TForm1.Button1Click(Sender: TObject);
begin
Caption := Format('sel start %d, sel length %d', [RichMemo1.SelStart, RichMemo1.SelLength]);
RichMemo1.SetTextAttributes(
RichMemo1.SelStart, RichMemo1.SelLength,
[tsm_Color, tsm_Styles], GetFontParams(clRed, [fsBold]) );
end;
procedure TForm1.Button2Click(Sender: TObject);
var
prm : TFontParams;
begin
if RichMemo1.GetTextAttributes( RichMemo1.SelStart, prm) then begin
RichMemo1.Lines.Add('name '+ prm.Name);
RichMemo1.Lines.Add('size '+ IntToStr(prm.Size));
RichMemo1.Lines.Add('color '+ IntToHex(Integer(prm.Color), 8));
RichMemo1.Lines.Add('style '+ IntToHex(Integer(prm.Style), 8));
end else
RichMemo1.Lines.Add('failed');
end;
procedure TForm1.Button3Click(Sender: TObject);
begin
if Fontdialog1.Execute then begin
RichMemo1.SetTextAttributes(
RichMemo1.SelStart, RichMemo1.SelLength, FontDialog1.Font);
end;
end;
procedure TForm1.Button4Click(Sender: TObject);
var
m : TMemoryStream;
begin
m := TMemoryStream.Create;
try
RichMemo1.SaveRichText(m);
m.Position:=0;
Memo1.Lines.LoadFromStream(m);
except
m.Free;
end;
end;
procedure TForm1.Button5Click(Sender: TObject);
var
m : TMemoryStream;
begin
m := TMemoryStream.Create;
try
Memo1.Lines.SaveToStream(m);
m.Position := 0;
RichMemo1.LoadRichText(m);
finally
m.free;
end;
end;
initialization
{$I unit1.lrs}
end.