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////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2011-2024 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 (HAVE_CONFIG_H)
# include "config.h"
#endif
#include <QAbstractButton>
#include "ButtonControl.h"
#include "ButtonGroup.h"
#include "Container.h"
#include "QtHandlesUtils.h"
#include "graphics.h"
#include "interpreter.h"
OCTAVE_BEGIN_NAMESPACE(octave)
ButtonControl::ButtonControl (octave::interpreter& interp,
const graphics_object& go,
QAbstractButton *btn)
: BaseControl (interp, go, btn), m_blockCallback (false)
{
uicontrol::properties& up = properties<uicontrol> ();
QString str = Utils::fromStdString (up.get_string_string ());
str.replace ("&", "&&");
btn->setText (str);
if (btn->isCheckable () || up.style_is ("togglebutton"))
{
btn->setCheckable (true);
Matrix value = up.get_value ().matrix_value ();
if (value.numel () > 0 && value(0) == up.get_max ())
btn->setChecked (true);
}
connect (btn, &QAbstractButton::clicked, this, &ButtonControl::clicked);
connect (btn, &QAbstractButton::toggled, this, &ButtonControl::toggled);
}
ButtonControl::~ButtonControl ()
{ }
void
ButtonControl::update (int pId)
{
uicontrol::properties& up = properties<uicontrol> ();
QAbstractButton *btn = qWidget<QAbstractButton> ();
switch (pId)
{
case uicontrol::properties::ID_STRING:
{
QString str = Utils::fromStdString (up.get_string_string ());
str.replace ("&", "&&");
btn->setText (str);
break;
}
case uicontrol::properties::ID_VALUE:
m_blockCallback = true;
if (btn->isCheckable ())
{
Matrix value = up.get_value ().matrix_value ();
if (value.numel () > 0)
{
double dValue = value(0);
if (dValue != 0.0 && dValue != 1.0)
warning ("button value not within valid display range");
else if (dValue == up.get_min () && btn->isChecked ())
{
btn->setChecked (false);
if (up.style_is ("radiobutton") || up.style_is ("togglebutton"))
{
gh_manager& gh_mgr = m_interpreter.get_gh_manager ();
Object *parent = Object::parentObject (m_interpreter, gh_mgr.get_object (up.get___myhandle__ ()));
ButtonGroup *btnGroup = dynamic_cast<ButtonGroup *>(parent);
if (btnGroup)
btnGroup->selectNothing ();
}
}
else if (dValue == up.get_max () && ! btn->isChecked ())
btn->setChecked (true);
}
}
m_blockCallback = false;
break;
default:
BaseControl::update (pId);
break;
}
}
void
ButtonControl::toggled (bool checked)
{
QAbstractButton *btn = qWidget<QAbstractButton> ();
if (! m_blockCallback && btn->isCheckable ())
{
gh_manager& gh_mgr = m_interpreter.get_gh_manager ();
octave::autolock guard (gh_mgr.graphics_lock ());
uicontrol::properties& up = properties<uicontrol> ();
Matrix oldValue = up.get_value ().matrix_value ();
double newValue = (checked ? up.get_max () : up.get_min ());
if (oldValue.numel () != 1 || (newValue != oldValue(0)))
emit gh_set_event (m_handle, "value", newValue, false);
emit gh_callback_event (m_handle, "callback");
}
}
void
ButtonControl::clicked ()
{
QAbstractButton *btn = qWidget<QAbstractButton> ();
if (! btn->isCheckable ())
emit gh_callback_event (m_handle, "callback");
}
OCTAVE_END_NAMESPACE(octave);
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