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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 <QLineEdit>
#include "Container.h"
#include "EditControl.h"
#include "TextEdit.h"
#include "QtHandlesUtils.h"
OCTAVE_BEGIN_NAMESPACE(octave)
EditControl *
EditControl::create (octave::interpreter& interp, const graphics_object& go)
{
Object *parent = parentObject (interp, go);
if (parent)
{
Container *container = parent->innerContainer ();
if (container)
{
const uicontrol::properties& up = Utils::properties<uicontrol> (go);
if ((up.get_max () - up.get_min ()) > 1)
return new EditControl (interp, go,
new TextEdit (container));
else
return new EditControl (interp, go,
new QLineEdit (container));
}
}
return nullptr;
}
EditControl::EditControl (octave::interpreter& interp,
const graphics_object& go, QLineEdit *edit)
: BaseControl (interp, go, edit), m_multiLine (false),
m_textChanged (false)
{
init (edit);
}
void
EditControl::init (QLineEdit *edit, bool callBase)
{
if (callBase)
BaseControl::init (edit, callBase);
m_multiLine = false;
initCommon (edit);
uicontrol::properties& up = properties<uicontrol> ();
if (up.enable_is ("inactive"))
edit->setReadOnly (true);
else
edit->setEnabled (up.enable_is ("on"));
edit->setText (Utils::fromStdString (up.get_string_string ()));
edit->setAlignment (Utils::fromHVAlign (up.get_horizontalalignment (),
up.get_verticalalignment ()));
connect (edit, &QLineEdit::textEdited,
this, &EditControl::textChanged);
connect (edit, &QLineEdit::editingFinished,
this, &EditControl::editingFinished);
connect (edit, &QLineEdit::returnPressed,
this, &EditControl::returnPressed);
}
EditControl::EditControl (octave::interpreter& interp,
const graphics_object& go, TextEdit *edit)
: BaseControl (interp, go, edit), m_multiLine (true),
m_textChanged (false)
{
init (edit);
}
void
EditControl::init (TextEdit *edit, bool callBase)
{
if (callBase)
BaseControl::init (edit, callBase);
m_multiLine = true;
initCommon (edit);
uicontrol::properties& up = properties<uicontrol> ();
if (up.enable_is ("inactive"))
edit->setReadOnly (true);
else
edit->setEnabled (up.enable_is ("on"));
edit->setAcceptRichText (false);
edit->setPlainText (Utils::fromStringVector
(up.get_string_vector ()).join ("\n"));
edit->setAlignment (Utils::fromHVAlign (up.get_horizontalalignment (),
up.get_verticalalignment ()));
connect (edit, &TextEdit::textChanged,
this, &EditControl::textChanged);
connect (edit, &TextEdit::editingFinished,
this, &EditControl::editingFinished);
connect (edit, &TextEdit::returnPressed,
this, &EditControl::returnPressed);
}
EditControl::~EditControl ()
{ }
void
EditControl::initCommon (QWidget *)
{
m_textChanged = false;
}
void
EditControl::update (int pId)
{
bool handled = false;
if (m_multiLine)
handled = updateMultiLine (pId);
else
handled = updateSingleLine (pId);
if (! handled)
{
switch (pId)
{
default:
BaseControl::update (pId);
break;
}
}
}
bool
EditControl::updateSingleLine (int pId)
{
uicontrol::properties& up = properties<uicontrol> ();
QLineEdit *edit = qWidget<QLineEdit> ();
switch (pId)
{
case uicontrol::properties::ID_STRING:
edit->setText (Utils::fromStdString (up.get_string_string ()));
return true;
case uicontrol::properties::ID_HORIZONTALALIGNMENT:
case uicontrol::properties::ID_VERTICALALIGNMENT:
edit->setAlignment (Utils::fromHVAlign (up.get_horizontalalignment (),
up.get_verticalalignment ()));
return true;
case uicontrol::properties::ID_ENABLE:
if (up.enable_is ("inactive"))
edit->setReadOnly (true);
else
{
edit->setReadOnly (false);
edit->setEnabled (up.enable_is ("on"));
}
return true;
case uicontrol::properties::ID_MIN:
case uicontrol::properties::ID_MAX:
if ((up.get_max () - up.get_min ()) > 1)
{
QWidget *container = edit->parentWidget ();
delete edit;
init (new TextEdit (container), true);
}
return true;
default:
break;
}
return false;
}
bool
EditControl::updateMultiLine (int pId)
{
uicontrol::properties& up = properties<uicontrol> ();
TextEdit *edit = qWidget<TextEdit> ();
switch (pId)
{
case uicontrol::properties::ID_STRING:
edit->setPlainText (Utils::fromStringVector
(up.get_string_vector ()).join ("\n"));
return true;
case uicontrol::properties::ID_HORIZONTALALIGNMENT:
case uicontrol::properties::ID_VERTICALALIGNMENT:
edit->setAlignment (Utils::fromHVAlign (up.get_horizontalalignment (),
up.get_verticalalignment ()));
return true;
case uicontrol::properties::ID_ENABLE:
if (up.enable_is ("inactive"))
edit->setReadOnly (true);
else
{
edit->setReadOnly (false);
edit->setEnabled (up.enable_is ("on"));
}
return true;
case uicontrol::properties::ID_MIN:
case uicontrol::properties::ID_MAX:
if ((up.get_max () - up.get_min ()) <= 1)
{
QWidget *container = edit->parentWidget ();
delete edit;
init (new QLineEdit (container), true);
}
return true;
default:
break;
}
return false;
}
void
EditControl::textChanged ()
{
m_textChanged = true;
}
void
EditControl::returnPressed ()
{
QString txt = (m_multiLine
? qWidget<TextEdit> ()->toPlainText ()
: qWidget<QLineEdit> ()->text ());
if (m_textChanged)
{
if (m_multiLine)
emit gh_set_event (m_handle, "string",
Utils::toCellString (txt.split ("\n")), false);
else
emit gh_set_event (m_handle, "string",
Utils::toStdString (txt), false);
m_textChanged = false;
}
if (txt.length () > 0)
emit gh_callback_event (m_handle, "callback");
}
void
EditControl::editingFinished ()
{
if (m_textChanged)
{
QString txt = (m_multiLine
? qWidget<TextEdit> ()->toPlainText ()
: qWidget<QLineEdit> ()->text ());
if (m_multiLine)
emit gh_set_event (m_handle, "string",
Utils::toCellString (txt.split ("\n")), false);
else
emit gh_set_event (m_handle, "string", Utils::toStdString (txt),
false);
emit gh_callback_event (m_handle, "callback");
m_textChanged = false;
}
}
OCTAVE_END_NAMESPACE(octave)
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