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Diffstat (limited to 'examples/widgets/widgets/styles/norwegianwoodstyle.cpp')
-rw-r--r-- | examples/widgets/widgets/styles/norwegianwoodstyle.cpp | 357 |
1 files changed, 0 insertions, 357 deletions
diff --git a/examples/widgets/widgets/styles/norwegianwoodstyle.cpp b/examples/widgets/widgets/styles/norwegianwoodstyle.cpp deleted file mode 100644 index 34a63e0eea..0000000000 --- a/examples/widgets/widgets/styles/norwegianwoodstyle.cpp +++ /dev/null @@ -1,357 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** 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 https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "norwegianwoodstyle.h" - -#include <QComboBox> -#include <QPainter> -#include <QPainterPath> -#include <QPushButton> -#include <QStyleFactory> - -NorwegianWoodStyle::NorwegianWoodStyle() : - QProxyStyle(QStyleFactory::create("windows")) -{ - setObjectName("NorwegianWood"); -} - -//! [0] -QPalette NorwegianWoodStyle::standardPalette() const -{ - if (!m_standardPalette.isBrushSet(QPalette::Disabled, QPalette::Mid)) { - QColor brown(212, 140, 95); - QColor beige(236, 182, 120); - QColor slightlyOpaqueBlack(0, 0, 0, 63); - - QImage backgroundImage(":/images/woodbackground.png"); - QImage buttonImage(":/images/woodbutton.png"); - QImage midImage = buttonImage.convertToFormat(QImage::Format_RGB32); - - QPainter painter; - painter.begin(&midImage); - painter.setPen(Qt::NoPen); - painter.fillRect(midImage.rect(), slightlyOpaqueBlack); - painter.end(); - //! [0] - - //! [1] - QPalette palette(brown); - - palette.setBrush(QPalette::BrightText, Qt::white); - palette.setBrush(QPalette::Base, beige); - palette.setBrush(QPalette::Highlight, Qt::darkGreen); - setTexture(palette, QPalette::Button, buttonImage); - setTexture(palette, QPalette::Mid, midImage); - setTexture(palette, QPalette::Window, backgroundImage); - - QBrush brush = palette.window(); - brush.setColor(brush.color().darker()); - - palette.setBrush(QPalette::Disabled, QPalette::WindowText, brush); - palette.setBrush(QPalette::Disabled, QPalette::Text, brush); - palette.setBrush(QPalette::Disabled, QPalette::ButtonText, brush); - palette.setBrush(QPalette::Disabled, QPalette::Base, brush); - palette.setBrush(QPalette::Disabled, QPalette::Button, brush); - palette.setBrush(QPalette::Disabled, QPalette::Mid, brush); - - m_standardPalette = palette; - } - - return m_standardPalette; -} -//! [1] - -//! [3] -void NorwegianWoodStyle::polish(QWidget *widget) -//! [3] //! [4] -{ - if (qobject_cast<QPushButton *>(widget) - || qobject_cast<QComboBox *>(widget)) - widget->setAttribute(Qt::WA_Hover, true); -} -//! [4] - -//! [5] -void NorwegianWoodStyle::unpolish(QWidget *widget) -//! [5] //! [6] -{ - if (qobject_cast<QPushButton *>(widget) - || qobject_cast<QComboBox *>(widget)) - widget->setAttribute(Qt::WA_Hover, false); -} -//! [6] - -//! [7] -int NorwegianWoodStyle::pixelMetric(PixelMetric metric, -//! [7] //! [8] - const QStyleOption *option, - const QWidget *widget) const -{ - switch (metric) { - case PM_ComboBoxFrameWidth: - return 8; - case PM_ScrollBarExtent: - return QProxyStyle::pixelMetric(metric, option, widget) + 4; - default: - return QProxyStyle::pixelMetric(metric, option, widget); - } -} -//! [8] - -//! [9] -int NorwegianWoodStyle::styleHint(StyleHint hint, const QStyleOption *option, -//! [9] //! [10] - const QWidget *widget, - QStyleHintReturn *returnData) const -{ - switch (hint) { - case SH_DitherDisabledText: - return int(false); - case SH_EtchDisabledText: - return int(true); - default: - return QProxyStyle::styleHint(hint, option, widget, returnData); - } -} -//! [10] - -//! [11] -void NorwegianWoodStyle::drawPrimitive(PrimitiveElement element, -//! [11] //! [12] - const QStyleOption *option, - QPainter *painter, - const QWidget *widget) const -{ - switch (element) { - case PE_PanelButtonCommand: - { - int delta = (option->state & State_MouseOver) ? 64 : 0; - QColor slightlyOpaqueBlack(0, 0, 0, 63); - QColor semiTransparentWhite(255, 255, 255, 127 + delta); - QColor semiTransparentBlack(0, 0, 0, 127 - delta); - - int x, y, width, height; - option->rect.getRect(&x, &y, &width, &height); -//! [12] - -//! [13] - QPainterPath roundRect = roundRectPath(option->rect); -//! [13] //! [14] - int radius = qMin(width, height) / 2; -//! [14] - -//! [15] - QBrush brush; -//! [15] //! [16] - bool darker; - - const QStyleOptionButton *buttonOption = - qstyleoption_cast<const QStyleOptionButton *>(option); - if (buttonOption - && (buttonOption->features & QStyleOptionButton::Flat)) { - brush = option->palette.window(); - darker = (option->state & (State_Sunken | State_On)); - } else { - if (option->state & (State_Sunken | State_On)) { - brush = option->palette.mid(); - darker = !(option->state & State_Sunken); - } else { - brush = option->palette.button(); - darker = false; -//! [16] //! [17] - } -//! [17] //! [18] - } -//! [18] - -//! [19] - painter->save(); -//! [19] //! [20] - painter->setRenderHint(QPainter::Antialiasing, true); -//! [20] //! [21] - painter->fillPath(roundRect, brush); -//! [21] //! [22] - if (darker) -//! [22] //! [23] - painter->fillPath(roundRect, slightlyOpaqueBlack); -//! [23] - -//! [24] - int penWidth; -//! [24] //! [25] - if (radius < 10) - penWidth = 3; - else if (radius < 20) - penWidth = 5; - else - penWidth = 7; - - QPen topPen(semiTransparentWhite, penWidth); - QPen bottomPen(semiTransparentBlack, penWidth); - - if (option->state & (State_Sunken | State_On)) - qSwap(topPen, bottomPen); -//! [25] - -//! [26] - int x1 = x; - int x2 = x + radius; - int x3 = x + width - radius; - int x4 = x + width; - - if (option->direction == Qt::RightToLeft) { - qSwap(x1, x4); - qSwap(x2, x3); - } - - QPolygon topHalf; - topHalf << QPoint(x1, y) - << QPoint(x4, y) - << QPoint(x3, y + radius) - << QPoint(x2, y + height - radius) - << QPoint(x1, y + height); - - painter->setClipPath(roundRect); - painter->setClipRegion(topHalf, Qt::IntersectClip); - painter->setPen(topPen); - painter->drawPath(roundRect); -//! [26] //! [32] - - QPolygon bottomHalf = topHalf; - bottomHalf[0] = QPoint(x4, y + height); - - painter->setClipPath(roundRect); - painter->setClipRegion(bottomHalf, Qt::IntersectClip); - painter->setPen(bottomPen); - painter->drawPath(roundRect); - - painter->setPen(option->palette.windowText().color()); - painter->setClipping(false); - painter->drawPath(roundRect); - - painter->restore(); - } - break; -//! [32] //! [33] - default: -//! [33] //! [34] - QProxyStyle::drawPrimitive(element, option, painter, widget); - } -} -//! [34] - -//! [35] -void NorwegianWoodStyle::drawControl(ControlElement element, -//! [35] //! [36] - const QStyleOption *option, - QPainter *painter, - const QWidget *widget) const -{ - switch (element) { - case CE_PushButtonLabel: - { - QStyleOptionButton myButtonOption; - const QStyleOptionButton *buttonOption = - qstyleoption_cast<const QStyleOptionButton *>(option); - if (buttonOption) { - myButtonOption = *buttonOption; - if (myButtonOption.palette.currentColorGroup() - != QPalette::Disabled) { - if (myButtonOption.state & (State_Sunken | State_On)) { - myButtonOption.palette.setBrush(QPalette::ButtonText, - myButtonOption.palette.brightText()); - } - } - } - QProxyStyle::drawControl(element, &myButtonOption, painter, widget); - } - break; - default: - QProxyStyle::drawControl(element, option, painter, widget); - } -} -//! [36] - -//! [37] -void NorwegianWoodStyle::setTexture(QPalette &palette, QPalette::ColorRole role, -//! [37] //! [38] - const QImage &image) -{ - for (int i = 0; i < QPalette::NColorGroups; ++i) { - QBrush brush(image); - brush.setColor(palette.brush(QPalette::ColorGroup(i), role).color()); - palette.setBrush(QPalette::ColorGroup(i), role, brush); - } -} -//! [38] - -//! [39] -QPainterPath NorwegianWoodStyle::roundRectPath(const QRect &rect) -//! [39] //! [40] -{ - int radius = qMin(rect.width(), rect.height()) / 2; - int diam = 2 * radius; - - int x1, y1, x2, y2; - rect.getCoords(&x1, &y1, &x2, &y2); - - QPainterPath path; - path.moveTo(x2, y1 + radius); - path.arcTo(QRect(x2 - diam, y1, diam, diam), 0.0, +90.0); - path.lineTo(x1 + radius, y1); - path.arcTo(QRect(x1, y1, diam, diam), 90.0, +90.0); - path.lineTo(x1, y2 - radius); - path.arcTo(QRect(x1, y2 - diam, diam, diam), 180.0, +90.0); - path.lineTo(x1 + radius, y2); - path.arcTo(QRect(x2 - diam, y2 - diam, diam, diam), 270.0, +90.0); - path.closeSubpath(); - return path; -} -//! [40] |