55 lines
1.7 KiB
C++
55 lines
1.7 KiB
C++
/*
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This file is part of EqualizerAPO, a system-wide equalizer.
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Copyright (C) 2015 Jonas Thedering
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "ResizingLineEdit.h"
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ResizingLineEdit::ResizingLineEdit(QWidget* parent)
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: QLineEdit(parent)
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{
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connect(this, SIGNAL(textChanged(QString)), this, SLOT(readjustSize()));
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readjustSize();
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}
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ResizingLineEdit::ResizingLineEdit(const QString& text, QWidget* parent)
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: QLineEdit(text, parent)
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{
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connect(this, SIGNAL(textChanged(QString)), this, SLOT(readjustSize()));
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readjustSize();
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}
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QSize ResizingLineEdit::sizeHint() const
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{
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QSize originalSize = QLineEdit::sizeHint();
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QFontMetrics metrics = fontMetrics();
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QSize contentSize(metrics.width(text()), metrics.height());
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QStyleOptionFrameV2 opt;
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initStyleOption(&opt);
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QSize size = style()->sizeFromContents(QStyle::CT_LineEdit, &opt, contentSize, this);
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return QSize(size.width(), originalSize.height());
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}
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void ResizingLineEdit::readjustSize()
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{
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setFixedWidth(sizeHint().width());
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}
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