| 1 | // Copyright (C) 2016 The Qt Company Ltd. |
|---|---|
| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
| 3 | |
| 4 | #include "qtoolbarextension_p.h" |
| 5 | #include <qevent.h> |
| 6 | #include <qstyle.h> |
| 7 | #include <qstylepainter.h> |
| 8 | #include <qstyleoption.h> |
| 9 | |
| 10 | QT_BEGIN_NAMESPACE |
| 11 | |
| 12 | using namespace Qt::StringLiterals; |
| 13 | |
| 14 | QToolBarExtension::QToolBarExtension(QWidget *parent) |
| 15 | : QToolButton(parent) |
| 16 | , m_orientation(Qt::Horizontal) |
| 17 | { |
| 18 | setObjectName("qt_toolbar_ext_button"_L1); |
| 19 | setAutoRaise(true); |
| 20 | setOrientation(m_orientation); |
| 21 | setSizePolicy(hor: QSizePolicy::Minimum, ver: QSizePolicy::Minimum); |
| 22 | setCheckable(true); |
| 23 | } |
| 24 | |
| 25 | void QToolBarExtension::setOrientation(Qt::Orientation o) |
| 26 | { |
| 27 | QStyleOption opt; |
| 28 | opt.initFrom(w: this); |
| 29 | if (o == Qt::Horizontal) { |
| 30 | setIcon(style()->standardIcon(standardIcon: QStyle::SP_ToolBarHorizontalExtensionButton, option: &opt)); |
| 31 | } else { |
| 32 | setIcon(style()->standardIcon(standardIcon: QStyle::SP_ToolBarVerticalExtensionButton, option: &opt)); |
| 33 | } |
| 34 | m_orientation = o; |
| 35 | } |
| 36 | |
| 37 | void QToolBarExtension::paintEvent(QPaintEvent *) |
| 38 | { |
| 39 | QStylePainter p(this); |
| 40 | QStyleOptionToolButton opt; |
| 41 | initStyleOption(option: &opt); |
| 42 | // We do not need to draw both extension arrows |
| 43 | opt.features &= ~QStyleOptionToolButton::HasMenu; |
| 44 | p.drawComplexControl(cc: QStyle::CC_ToolButton, opt); |
| 45 | } |
| 46 | |
| 47 | |
| 48 | QSize QToolBarExtension::sizeHint() const |
| 49 | { |
| 50 | QStyleOption opt; |
| 51 | opt.initFrom(w: this); |
| 52 | const int ext = style()->pixelMetric(metric: QStyle::PM_ToolBarExtensionExtent, option: &opt); |
| 53 | return QSize(ext, ext); |
| 54 | } |
| 55 | |
| 56 | bool QToolBarExtension::event(QEvent *event) |
| 57 | { |
| 58 | switch (event->type()) { |
| 59 | case QEvent::LayoutDirectionChange: |
| 60 | setOrientation(m_orientation); |
| 61 | break; |
| 62 | default: |
| 63 | break; |
| 64 | } |
| 65 | return QToolButton::event(e: event); |
| 66 | } |
| 67 | |
| 68 | QT_END_NAMESPACE |
| 69 | |
| 70 | #include "moc_qtoolbarextension_p.cpp" |
| 71 |