The CoolTrayIcon is working without this 'bug'.
subsimple.com/delphi.asp
Robert Meek wrote:
> I've experienced the same problem with a variety of Tray Icon components.
> They evidently don't respond to clicks made on the desktop. But I switched
> to the one that comes with Raize components and it does! The solution I
> used to use for this problem was to add a "Cancel" menu item to the popup
> menu that would allow the user to get rid of it without having to run a
> function.
>
> from Robert Meek dba "Tangentals Design"
> e-mail: [EMAIL PROTECTED]
> Freelance Windows Programming for XP and Vista
> Also proud to be a Moderator of the "Delphi-List" at elists.org
>
> "Reality cannot be explained...only enjoyed or endured as your current
> perspective allows!"
>
> Hello,
>
> I have a little application that display only a tray icon and a menu.
> While it all works well there is something strange. When you right click
> then the menu pops up, but you have to click on a menu item to let the
> menu dissapear.
>
> Normally if you press <escape> or click somewhere els on the taskbar the
> menu should dissapear also.
>
> Any idea wy this behaviour? I copy the wholl code as it is only little.
>
> program Traytest;
>
> uses
> Windows, Messages, ShellAPI, Menus, Dialogs, Forms, Registry, SysUtils;
>
> {$R *.RES}
>
> const
> ICON_HINT = 'Test tray application';
> MyClass = ICON_HINT + '_Class';
> WindowName = ICON_HINT + '_WindowName';
> WM_CIA_ICONMSG = WM_USER + 1;
>
> type
> TPopup = class
> private
> Menu: TPopupMenu;
> QuitTray: TMenuItem;
> procedure Popup;
> procedure QuitTrayClick(Sender: TObject);
> procedure CreateMenu;
> procedure DestroyMenu;
> public
> destructor Destroy; override;
> end;
>
> var
> WndClass: TWndClass;
> HInst: integer;
> Handle: integer;
> Msg: TMsg;
> IconData: TNotifyIconData;
> Popup: TPopup;
>
> { TPopup }
>
> procedure TPopup.CreateMenu;
> begin
> QuitTray := TMenuItem.Create(nil);
> QuitTray.Caption := 'Exit';
> QuitTray.OnClick := QuitTrayClick;
>
> Menu := TPopupMenu.Create(nil);
> Menu.Items.Add([QuitTray]);
> end;
>
> destructor TPopup.Destroy;
> begin
> DestroyMenu;
> inherited;
> end;
>
> procedure TPopup.DestroyMenu;
> begin
> try
> QuitTray.Free;
> Menu.Free;
> except
> end;
> end;
>
> procedure TPopup.Popup;
> var
> P: TPoint;
> begin
> if not Assigned(Menu) then
> CreateMenu;
>
> GetCursorPos(P);
> Menu.Popup(P.X, P.Y);
> Menu.Tag := 0;
> end;
>
> procedure TPopup.QuitTrayClick(Sender: TObject);
> begin
> PostMessage(Handle, WM_QUIT, 0, 0);
> end;
>
> function WndProc(HWND, Msg, wParam, lParam: integer): integer; stdcall;
> begin
> case Msg of
> WM_CIA_ICONMSG:
> case lParam of
> WM_RBUTTONUP:
> Popup.Popup;
> end;
> end;
> Result := DefWindowProc(HWND, Msg, wParam, lParam);
> end;
>
> begin
> HInst := GetModuleHandle(nil);
> WndClass.style := 0;
> WndClass.lpfnWndproc := @WndProc;
> WndClass.hInstance := HInst;
> WndClass.hbrBackground := 0;
> WndClass.lpszClassName := MyClass;
> WndClass.hCursor := 0;
> WndClass.hIcon := LoadIcon(hInst, 'MAINICON');
> WndClass.lpszMenuName := nil;
> WndClass.cbWndExtra := SizeOf(Pointer);
> RegisterClass(WndClass);
> Handle := CreateWindowEx(WS_EX_TOOLWINDOW, WndClass.lpszClassName,
> WindowName, WS_POPUP, 0, 0, 0, 0, 0, 0, HInst, nil);
>
> IconData.cbSize := SizeOf(IconData);
> IconData.Wnd := Handle;
> IconData.uID := $DEDB;
> IconData.uFlags := NIF_MESSAGE or NIF_ICON or NIF_TIP;
> IconData.hIcon := LoadIcon(HInst, 'MAINICON');
> IconData.uCallbackMessage := WM_CIA_ICONMSG;
> CopyMemory(@IconData.szTip, PChar(ICON_HINT), Length(ICON_HINT) + 1);
> Shell_NotifyIcon(NIM_ADD, @IconData);
>
> Popup := TPopup.Create;
> try
> while GetMessage(Msg, 0, 0, 0) do begin
> TranslateMessage(Msg);
> DispatchMessage(Msg);
> end;
> finally
> Shell_NotifyIcon(NIM_DELETE, @IconData);
> DestroyWindow(Handle);
> Popup.Free;
> end;
> end.
>
> ---
> Rgds, Wilfried
> http://www.mestdagh.biz
>
> __________________________________________________
> Delphi-Talk mailing list -> [email protected]
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>
> __________________________________________________
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>
>
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