Mercurial > octave
view libgui/graphics/PopupMenuControl.cc @ 27919:1891570abac8
update Octave Project Developers copyright for the new year
In files that have the "Octave Project Developers" copyright notice,
update for 2020.
author | John W. Eaton <jwe@octave.org> |
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date | Mon, 06 Jan 2020 22:29:51 -0500 |
parents | b442ec6dda5c |
children | bd51beb6205e |
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/* Copyright (C) 2011-2020 The Octave Project Developers See the file COPYRIGHT.md in the top-level directory of this distribution or <https://octave.org/COPYRIGHT.html/>. 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 (HAVE_CONFIG_H) # include "config.h" #endif #include <QComboBox> #include "Container.h" #include "PopupMenuControl.h" #include "QtHandlesUtils.h" #include "octave-qobject.h" namespace QtHandles { PopupMenuControl* PopupMenuControl::create (octave::base_qobject& oct_qobj, octave::interpreter& interp, const graphics_object& go) { Object *parent = parentObject (interp, go); if (parent) { Container *container = parent->innerContainer (); if (container) return new PopupMenuControl (oct_qobj, interp, go, new QComboBox (container)); } return nullptr; } PopupMenuControl::PopupMenuControl (octave::base_qobject& oct_qobj, octave::interpreter& interp, const graphics_object& go, QComboBox *box) : BaseControl (oct_qobj, interp, go, box), m_blockUpdate (false) { uicontrol::properties& up = properties<uicontrol> (); box->addItems (Utils::fromStdString (up.get_string_string ()).split ('|')); update (uicontrol::properties::ID_VALUE); connect (box, SIGNAL (activated (int)), SLOT (currentIndexChanged (int))); } PopupMenuControl::~PopupMenuControl (void) { } void PopupMenuControl::update (int pId) { uicontrol::properties& up = properties<uicontrol> (); QComboBox *box = qWidget<QComboBox> (); switch (pId) { case uicontrol::properties::ID_STRING: m_blockUpdate = true; { int oldCurrent = box->currentIndex (); box->clear (); box->addItems (Utils::fromStdString (up.get_string_string ()).split ('|')); if (box->count () > 0 && oldCurrent >= 0 && oldCurrent < box->count ()) { box->setCurrentIndex (oldCurrent); } else { emit gh_set_event (m_handle, "value", octave_value (box->count () > 0 ? 1.0 : 0.0), false); } } m_blockUpdate = false; break; case uicontrol::properties::ID_VALUE: m_blockUpdate = true; { Matrix value = up.get_value ().matrix_value (); if (value.numel () > 0) { if (value(0) != static_cast<int> (value(0))) warning ("popupmenu value should be integer"); else { int newIndex = int (value(0)) - 1; if (newIndex >= 0 && newIndex < box->count ()) { if (newIndex != box->currentIndex ()) box->setCurrentIndex (newIndex); } else warning ("popupmenu value not within valid display range"); } } } m_blockUpdate = false; break; default: BaseControl::update (pId); break; } } void PopupMenuControl::currentIndexChanged (int index) { if (! m_blockUpdate) { emit gh_set_event (m_handle, "value", octave_value (double (index + 1)), false); emit gh_callback_event (m_handle, "callback"); } } }