diff options
Diffstat (limited to 'src/quicknativestyle/items/qquickstyleitemscrollbar.cpp')
| -rw-r--r-- | src/quicknativestyle/items/qquickstyleitemscrollbar.cpp | 151 |
1 files changed, 0 insertions, 151 deletions
diff --git a/src/quicknativestyle/items/qquickstyleitemscrollbar.cpp b/src/quicknativestyle/items/qquickstyleitemscrollbar.cpp deleted file mode 100644 index d6d41d96..00000000 --- a/src/quicknativestyle/items/qquickstyleitemscrollbar.cpp +++ /dev/null @@ -1,151 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2020 The Qt Company Ltd. -** Contact: http://www.qt.io/licensing/ -** -** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL3$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see http://www.qt.io/terms-conditions. For further -** information use the contact form at http://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPLv3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or later as published by the Free -** Software Foundation and appearing in the file LICENSE.GPL included in -** the packaging of this file. Please review the following information to -** ensure the GNU General Public License version 2.0 requirements will be -** met: http://www.gnu.org/licenses/gpl-2.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qquickstyleitemscrollbar.h" - -QFont QQuickStyleItemScrollBar::styleFont(QQuickItem *control) const -{ - return style()->font(QStyle::CE_ProgressBarLabel, controlSize(control)); -} - -void QQuickStyleItemScrollBar::connectToControl() const -{ - QQuickStyleItem::connectToControl(); - auto scrollBar = control<QQuickScrollBar>(); - connect(scrollBar, &QQuickScrollBar::orientationChanged, this, &QQuickStyleItem::markImageDirty); - connect(scrollBar, &QQuickScrollBar::pressedChanged, this, &QQuickStyleItem::markImageDirty); -} - -StyleItemGeometry QQuickStyleItemScrollBar::calculateGeometry() -{ - QStyleOptionSlider styleOption; - initStyleOption(styleOption); - - StyleItemGeometry geometry; - geometry.minimumSize = style()->sizeFromContents(QStyle::CT_ScrollBar, &styleOption, QSize(0, 0)); - if (m_subControl == SubLine || m_subControl == AddLine) { - // So far, we know that only the windows style uses these subcontrols, - // so we can use hardcoded sizes... - QSize sz(16, 17); - if (styleOption.orientation == Qt::Vertical) - sz.transpose(); - geometry.minimumSize = sz; - } - geometry.implicitSize = geometry.minimumSize; - styleOption.rect = QRect(QPoint(0, 0), geometry.implicitSize); - geometry.layoutRect = style()->subElementRect(QStyle::SE_ScrollBarLayoutItem, &styleOption); - geometry.ninePatchMargins = style()->ninePatchMargins(QStyle::CC_ScrollBar, &styleOption, geometry.minimumSize); - - return geometry; -} - -void QQuickStyleItemScrollBar::paintEvent(QPainter *painter) const -{ - QStyleOptionSlider styleOption; - initStyleOption(styleOption); - if (m_subControl == SubLine || m_subControl == AddLine) { - QStyle::SubControl sc = m_subControl == SubLine ? QStyle::SC_ScrollBarSubLine : QStyle::SC_ScrollBarAddLine; - QStyleOptionSlider opt = styleOption; - opt.subControls = QStyle::SC_ScrollBarAddLine - | QStyle::SC_ScrollBarSubLine - | QStyle::SC_ScrollBarGroove; - - const qreal scale = window()->devicePixelRatio(); - const QSize scrollBarMinSize = style()->sizeFromContents(QStyle::CT_ScrollBar, &opt, QSize(0, 0)); - const QSize sz = scrollBarMinSize * scale; - QImage scrollBarImage(sz, QImage::Format_ARGB32_Premultiplied); - scrollBarImage.setDevicePixelRatio(scale); - QPainter p(&scrollBarImage); - opt.rect = QRect(QPoint(0, 0), scrollBarMinSize); - style()->drawComplexControl(QStyle::CC_ScrollBar, &opt, &p); - QRect sourceImageRect = style()->subControlRect(QStyle::CC_ScrollBar, &opt, sc); - sourceImageRect = QRect(sourceImageRect.topLeft() * scale, sourceImageRect.size() * scale); - painter->drawImage(QPoint(0, 0), scrollBarImage, sourceImageRect); - } else { - style()->drawComplexControl(QStyle::CC_ScrollBar, &styleOption, painter); - } -} - -void QQuickStyleItemScrollBar::initStyleOption(QStyleOptionSlider &styleOption) const -{ - initStyleOptionBase(styleOption); - auto scrollBar = control<QQuickScrollBar>(); - - switch (m_subControl) { - case Groove: - styleOption.subControls = QStyle::SC_ScrollBarGroove | QStyle::SC_ScrollBarAddLine | QStyle::SC_ScrollBarSubLine; - break; - case Handle: - styleOption.subControls = QStyle::SC_ScrollBarSlider; - break; - case AddLine: - styleOption.subControls = QStyle::SC_ScrollBarAddLine; - break; - case SubLine: - styleOption.subControls = QStyle::SC_ScrollBarSubLine; - break; - } - - styleOption.activeSubControls = QStyle::SC_None; - styleOption.orientation = scrollBar->orientation(); - if (styleOption.orientation == Qt::Horizontal) - styleOption.state |= QStyle::State_Horizontal; - - if (scrollBar->isPressed()) - styleOption.state |= QStyle::State_Sunken; - - if (m_overrideState != None) { - // In ScrollBar.qml we fade between two versions of - // the handle, depending on if it's hovered or not - - if (m_overrideState == AlwaysHovered) { - styleOption.activeSubControls = (styleOption.subControls & (QStyle::SC_ScrollBarSlider | QStyle::SC_ScrollBarGroove | QStyle::SC_ScrollBarAddLine | QStyle::SC_ScrollBarSubLine)); - } else if (m_overrideState == NeverHovered) { - styleOption.activeSubControls &= ~(styleOption.subControls & (QStyle::SC_ScrollBarSlider | QStyle::SC_ScrollBarGroove | QStyle::SC_ScrollBarAddLine | QStyle::SC_ScrollBarSubLine)); - } else if (m_overrideState == AlwaysSunken) { - styleOption.state |= QStyle::State_Sunken; - styleOption.activeSubControls = (styleOption.subControls & (QStyle::SC_ScrollBarSlider | QStyle::SC_ScrollBarGroove | QStyle::SC_ScrollBarAddLine | QStyle::SC_ScrollBarSubLine)); - } - } - - // The following values will let the handle fill 100% of the - // groove / imageSize. But when the handle is resized by - // QQuickScrollBar, it will end up with the correct size visually. - styleOption.pageStep = 1000; - styleOption.minimum = 0; - styleOption.maximum = 1; - styleOption.sliderValue = 0; -} |