[sergey3695]

vadjliss,

Код:

[setup]
DisableFinishedPage=yes

[Setup]: DisableFinishedPage
ToBeLife,
1. Не знаю и думаю это не хорошая идея.
2.

Код:

function NextButtonClick(CurPageID: Integer): Boolean;
begin
  Result := True;
case CurPageID of
  wpSelectDir:
if not FileExists(ExpandConstant('{app}\file.xxx')) then begin
if  not (MsgBox('Установка невозможна. Проверьте правильность указаного пути!' #13#13'Installation is not possible. Check the correctness of the specified path!', mbError, MB_OKCANCEL)=mrOk) then
  Result := False;
end;
end;
end;

3.

Код:

[Languages]
Name: "rus"; MessagesFile: "compiler:Languages\Russian.isl"
Name: "eng"; MessagesFile: "compiler:Default.isl"

[Components]
Name: Mode; Description: mode; Types: custom; Languages: rus; flags: fixed
Name: Mode/A; Description: A; Languages: rus; Flags:  disablenouninstallwarning
Name: Mode/B; Description: B; Languages: rus; Flags: disablenouninstallwarning
Name: Mode/C; Description: C; Languages: rus; Flags: disablenouninstallwarning
Name: Mode2; Description: mode; Types: custom; Languages: eng; flags: fixed
Name: Mode2/D; Description: D; Languages: eng; Flags: disablenouninstallwarning
Name: Mode2/E; Description: E; Languages: eng; Flags: disablenouninstallwarning
Name: Mode2/F; Description: F; Languages: eng; Flags: disablenouninstallwarning