Files
cantata/widgets/toolbutton.cpp
2013-06-12 20:02:03 +00:00

90 lines
2.5 KiB
C++

/*
* Cantata
*
* Copyright (c) 2011-2013 Craig Drummond <craig.p.drummond@gmail.com>
*
* ----
*
* This program 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 2 of the License, or
* (at your option) any later version.
*
* This program 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 this program; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "toolbutton.h"
#include "icon.h"
#include "gtkstyle.h"
#include <QMenu>
#include <QStylePainter>
#include <QStyleOptionToolButton>
#include <QApplication>
ToolButton::ToolButton(QWidget *parent)
: QToolButton(parent)
{
Icon::init(this);
setAutoRaise(true);
}
void ToolButton::paintEvent(QPaintEvent *e)
{
#if QT_VERSION > 0x050000
// Hack to work-around Qt5 sometimes leaving toolbutton in 'raised' state.
QStylePainter p(this);
QStyleOptionToolButton opt;
initStyleOption(&opt);
opt.features=QStyleOptionToolButton::None;
if (opt.state&QStyle::State_MouseOver && this!=QApplication::widgetAt(QCursor::pos())) {
opt.state&=~QStyle::State_MouseOver;
}
p.drawComplexControl(QStyle::CC_ToolButton, opt);
#else
if (menu()) {
QStylePainter p(this);
QStyleOptionToolButton opt;
initStyleOption(&opt);
opt.features=QStyleOptionToolButton::None;
p.drawComplexControl(QStyle::CC_ToolButton, opt);
} else {
QToolButton::paintEvent(e);
}
#endif
}
QSize ToolButton::sizeHint() const
{
if (sh.isValid()) {
return sh;
}
ensurePolished();
if (menu()) {
QStyleOptionToolButton opt;
initStyleOption(&opt);
opt.features=QStyleOptionToolButton::None;
sh = style()->sizeFromContents(QStyle::CT_ToolButton, &opt, opt.iconSize, this).expandedTo(QApplication::globalStrut());
} else {
sh=QToolButton::sizeHint();
}
sh=QSize(qMax(sh.width(), sh.height()), qMax(sh.width(), sh.height()));
return sh;
}
void ToolButton::setMenu(QMenu *m)
{
QToolButton::setMenu(m);
sh=QSize();
setPopupMode(InstantPopup);
}