Mercurial > octave
view libinterp/corefcn/display.h @ 30241:ba4aebad10d1
Return logical status variable from file functions for Matlab compatibility.
* NEWS: Announce change.
* dirfns.cc (Frmdir): Update documentation. Change return status to true/false
rather than 1.0/0.0.
* copyfile.m: Update documentation. Change internal variable "sts" to logical
variable. Change any assignments to status to true/false.
* movefile.m: Update documentation. Change internal variable "sts" to logical
variable. Change any assignments to status to true/false.
* mkdir.m: Update documentation.
* mkdir.m (mkdir_recur): Change internal variable "status" to logical.
author | Rik <rik@octave.org> |
---|---|
date | Wed, 13 Oct 2021 10:36:20 -0700 |
parents | 939bef0b66e0 |
children | 796f54d4ddbf |
line wrap: on
line source
//////////////////////////////////////////////////////////////////////// // // Copyright (C) 2009-2021 The Octave Project Developers // // See the file COPYRIGHT.md in the top-level directory of this // distribution or <https://octave.org/copyright/>. // // This file is part of Octave. // // Octave is free software: you can redistribute it and/or modify it // under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // Octave is distributed in the hope that it will be useful, but // WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with Octave; see the file COPYING. If not, see // <https://www.gnu.org/licenses/>. // //////////////////////////////////////////////////////////////////////// #if ! defined (octave_display_h) #define octave_display_h 1 #include "octave-config.h" #include <string> class Matrix; OCTAVE_NAMESPACE_BEGIN class display_info { public: // Create object with default values. To be useful, you must call // initialize to find the actual system parameters for the given // display. display_info (void) : m_rx (72), m_ry (72), m_ht (1), m_wd (1), m_dp (0), m_dpy_avail (false), m_msg () { } ~display_info (void) = default; display_info (const display_info&) = default; display_info& operator = (const display_info&) = default; void initialize (void); double x_dpi (void) const { return m_rx; } double y_dpi (void) const { return m_ry; } int height (void) const { return m_ht; } int width (void) const { return m_wd; } int depth (void) const { return m_dp; } bool display_available (void) const { return m_dpy_avail; } std::string message (void) const { return m_msg; } private: // X- and Y- Resolution of the display in dots (pixels) per inch. double m_rx; double m_ry; // Height, width, and depth of the display. int m_ht; int m_wd; int m_dp; bool m_dpy_avail; // Message associated with any initiailization failure. Set if // m_dpy_avail is false. std::string m_msg; }; OCTAVE_NAMESPACE_END #endif