116 lines
2.9 KiB
C++
116 lines
2.9 KiB
C++
/* Copyright 2013-2021 MultiMC Contributors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <QLabel>
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#include <QVBoxLayout>
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#include <QResizeEvent>
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#include <QStyleOption>
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#include "LabeledToolButton.h"
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#include <QApplication>
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#include <QDebug>
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/*
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*
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* Tool Button with a label on it, instead of the normal text rendering
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*
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*/
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LabeledToolButton::LabeledToolButton(QWidget * parent)
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: QToolButton(parent)
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, m_label(new QLabel(this))
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{
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//QToolButton::setText(" ");
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m_label->setWordWrap(true);
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m_label->setMouseTracking(false);
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m_label->setAlignment(Qt::AlignCenter);
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m_label->setTextInteractionFlags(Qt::NoTextInteraction);
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// somehow, this makes word wrap work in the QLabel. yay.
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//m_label->setMinimumWidth(100);
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}
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QString LabeledToolButton::text() const
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{
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return m_label->text();
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}
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void LabeledToolButton::setText(const QString & text)
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{
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m_label->setText(text);
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}
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void LabeledToolButton::setIcon(QIcon icon)
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{
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m_icon = icon;
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resetIcon();
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}
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/*!
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\reimp
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*/
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QSize LabeledToolButton::sizeHint() const
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{
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/*
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Q_D(const QToolButton);
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if (d->sizeHint.isValid())
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return d->sizeHint;
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*/
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ensurePolished();
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int w = 0, h = 0;
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QStyleOptionToolButton opt;
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initStyleOption(&opt);
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QSize sz =m_label->sizeHint();
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w = sz.width();
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h = sz.height();
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opt.rect.setSize(QSize(w, h)); // PM_MenuButtonIndicator depends on the height
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if (popupMode() == MenuButtonPopup)
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w += style()->pixelMetric(QStyle::PM_MenuButtonIndicator, &opt, this);
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QSize rawSize = style()->sizeFromContents(QStyle::CT_ToolButton, &opt, QSize(w, h), this);
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QSize sizeHint = rawSize.expandedTo(QApplication::globalStrut());
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return sizeHint;
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}
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void LabeledToolButton::resizeEvent(QResizeEvent * event)
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{
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m_label->setGeometry(QRect(4, 4, width()-8, height()-8));
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if(!m_icon.isNull())
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{
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resetIcon();
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}
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QWidget::resizeEvent(event);
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}
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void LabeledToolButton::resetIcon()
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{
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auto iconSz = m_icon.actualSize(QSize(160, 80));
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float w = iconSz.width();
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float h = iconSz.height();
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float ar = w/h;
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// FIXME: hardcoded max size of 160x80
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int newW = 80 * ar;
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if(newW > 160)
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newW = 160;
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QSize newSz (newW, 80);
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auto pixmap = m_icon.pixmap(newSz);
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m_label->setPixmap(pixmap);
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m_label->setMinimumHeight(80);
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m_label->setSizePolicy( QSizePolicy::MinimumExpanding, QSizePolicy::Preferred );
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}
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