MDI

← →
Игорь Шевченко (2002-04-09 10:40) [1]

{$IFDEF VER100}
{$DEFINE DELPHI3&4}
{$ENDIF}

{$IFDEF VER120}
{$DEFINE DELPHI3&4}
{$ENDIF}

type
TfMDIChild = class(TForm)
....
private
procedure WMMDIActivate(var Msg: TWMMDIActivate); message WM_MDIACTIVATE;
...
end;

procedure TfMDIChild.WMMDIActivate(var Msg: TWMMDIActivate);
var
Style: Longint;
begin
if (Msg.ActiveWnd = Handle) and (biSystemMenu in BorderIcons) then begin
Style := GetWindowLong(Handle, GWL_STYLE);
if (Style and WS_MAXIMIZE <> 0) and (Style and WS_SYSMENU = 0) then
{$IFDEF DELPHI3&4}
SetWindowLong(Handle, GWL_STYLE, Style or WS_SYSMENU);
{$ELSE}
SendMessage(Handle, WM_SIZE, SIZE_RESTORED, 0);
{$ENDIF}
end;
inherited;
end;

С уважением,

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