lyx_mirror/src/frontends/alert.h
2014-11-30 12:52:01 +01:00

75 lines
2.4 KiB
C++

// -*- C++ -*-
/**
* \file alert.h
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author John Levon
*
* Full author contact details are available in file CREDITS.
*/
#ifndef LYX_ALERT_H
#define LYX_ALERT_H
#include "support/strfwd.h"
namespace lyx {
namespace frontend {
namespace Alert {
/**
* Prompt for a question. Returns 0-2 for the chosen button.
* Set default_button and cancel_button to reasonable values. b1-b3
* should have accelerators marked with an '&'. title should be
* a short summary. Strings should be gettextised.
* Please think about the poor user.
*
* Remember to use boost::format. If you make any of these buttons
* "Yes" or "No", I will personally come around to your house and
* slap you with fish, and not in an enjoyable way either.
*/
int prompt(docstring const & title, docstring const & question,
int default_button, int cancel_button,
docstring const & b1, docstring const & b2,
docstring const & b3 = empty_docstring(),
docstring const & b4 = empty_docstring());
/**
* Display a warning to the user. Title should be a short (general) summary.
* Only use this if the user cannot perform some remedial action.
* \p askshowagain will display a check box where the user can turn off the
* warning for future cases. Ponder carefully if this is feasible.
*/
void warning(docstring const & title, docstring const & message,
bool const & askshowagain = false);
/**
* Display a warning to the user. Title should be a short (general) summary.
* Only use this if the user cannot perform some remedial action.
* On some systems it is possible to show a backtrace.
*/
void error(docstring const & title, docstring const & message, bool backtrace = false);
/**
* Informational message. Use very very sparingly. That is, you must
* apply to me, in triplicate, under the sea, breathing in petrol
* and reciting the Nicene Creed, whilst running uphill and also
* eating.
*/
void information(docstring const & title, docstring const & message);
/**
* Asks for a text. Returns true for OK. Obtained message is in response
* (even empty string). dflt stands for default message in the dialog.
*/
bool askForText(docstring & response, docstring const & msg,
docstring const & dflt = empty_docstring());
} // namespace Alert
} // namespace frontend
} // namespace lyx
#endif // LYX_ALERT_H