multilineedit.cpp

/*
   Copyright (C) 2013-2019 Laurent Montel <[email protected]>

   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public
   License as published by the Free Software Foundation; either
   version 2 of the License, or (at your option) any later version.

   This library 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
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public License
   along with this library; see the file COPYING.LIB.  If not, write to
   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
   Boston, MA 02110-1301, USA.
*/
#include "multilineedit.h"
#include <KLocalizedString>
#include <QStyleOptionFrame>
#include <QApplication>

using namespace KSieveUi;

MultiLineEdit::MultiLineEdit(QWidget *parent)
    : KPIMTextEdit::PlainTextEditor(parent)
{
    setPlaceholderText(i18n("Enter message..."));
    setSearchSupport(false);
    setSizePolicy(QSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::Fixed));
    connect(this, &MultiLineEdit::textChanged, this, &MultiLineEdit::valueChanged);
}

MultiLineEdit::~MultiLineEdit()
{
}

QSize MultiLineEdit::sizeHint() const
{
    QFontMetrics fm(font());

    const int h = qMax(document()->size().toSize().height() - fm.descent() + 2 * frameWidth(), 50);

    QStyleOptionFrame opt;
    opt.initFrom(this);
    opt.rect = QRect(0, 0, 100, h);
    opt.lineWidth = lineWidth();
    opt.midLineWidth = 0;
    opt.state |= QStyle::State_Sunken;

    QSize s = style()->sizeFromContents(QStyle::CT_LineEdit, &opt, QSize(100, h).expandedTo(QApplication::globalStrut()), this);

    return s;
}

QSize MultiLineEdit::minimumSizeHint() const
{
    return sizeHint();
}