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unit Unit1;
interface
uses
windows, messages, sysutils, variants, classes, graphics, controls, forms,
dialogs, stdctrls, comctrls,richedit,shellapi;
type
TForm1 = class(TForm)
Button1: TButton;
RichEdit1: TRichEdit;
procedure wndproc(var message : tmessage); override;
procedure InitRichEditURLDetection(re:TRichEdit);
procedure Button1Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;
var
Form1: TForm1;
implementation
{$R *.dfm}
procedure TForm1.InitRichEditURLDetection(re: TRichEdit);
var
mask: Word;
begin
mask := SendMessage(RE.Handle, EM_GETEVENTMASK, 0,0);
SendMessage(RE.Handle, EM_SETEVENTMASK,0, mask or ENM_LINK);
SendMessage(RE.Handle,EM_AUTOURLDETECT, Integer(True), 0);
end;
procedure TForm1.wndproc(var message: tmessage);
var
p: tenlink;
strurl: string;
begin
if (message.msg = wm_notify) then
begin
if (pnmhdr(message.lparam).code = en_link) then
begin
p := tenlink(pointer(twmnotify(message).nmhdr)^);
if (p.msg = wm_lbuttondown) then
begin
sendmessage(richedit1.handle, em_exsetsel, 0, longint(@(p.chrg)));
strurl := richedit1.seltext;
shellexecute(handle, 'open', pchar(strurl), 0, 0, sw_shownormal);
end
end
end;
inherited;
end;
procedure TForm1.Button1Click(Sender: TObject);
var
s: string;
begin
InitRichEditURLDetection(RichEdit1);
s:='http://www.180it.com' + #13#10 +
'mailto:haokucn@163.com' + #13#10;
RichEdit1.Text := s;
end;
end.
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