![]() |
| ||
|
|
Новости |
Поиск |
FAQ |
Статьи |
Книги |
Новости VCL
| | Форумы ЧАТ |
Орешник |
|
| |||
| |||
« предыдущая ветвь | форум | следующая ветвь »
Полупрозрачный MessageBox
Sorcerer © (2006-03-27 16:51:00)Здравствуйте! Как средствами Win API вывести полупрозрачный MessageBox?
Sorcerer (2006-03-28 16:31:00) [1]> easy © (27.03.06 21:11) [2]
Спасибо огромное!
easy (2006-03-27 21:11:00) [2]
unit Unit1;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls;
const
WM_MSGBOX = WM_USER + 1;
type
TForm1 = class(TForm)
Button1: TButton;
procedure Button1Click(Sender: TObject);
private
{ Private declarations }
procedure msgBoxShow(var msg: TMessage); message WM_MSGBOX;
public
{ Public declarations }
end;
var
Form1: TForm1;
implementation
{$R *.dfm}
procedure make50transp(winHWND: HWND);
var
exStyle: Longint;
begin
exStyle := GetWindowLong(winHWND, GWL_EXSTYLE);
if (exStyle and WS_EX_LAYERED = 0) then begin
exStyle := exStyle or WS_EX_LAYERED;
SetwindowLong(winHWND, GWL_EXSTYLE, exStyle);
end;
SetLayeredWindowAttributes(winHWND, 0, 128, LWA_ALPHA);
end;
procedure TForm1.msgBoxShow(var msg: TMessage);
var
msgbHandle: HWND;
begin
msgbHandle := GetActiveWindow;
if msgbHandle <> 0 then
make50transp(msgbHandle);
end;
procedure TForm1.Button1Click(Sender: TObject);
begin
PostMessage(handle, WM_USER + 1, 0, 0);
MessageBox(handle, 'This Is A Transparent Message Box', '50% MessageBox.', MB_OK or MB_ICONWARNING);
end;
end.
Sorcerer (2006-03-27 16:52:00) [3]OS win XP.