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Custom CSCFusionStyle (WIP)
This commit is contained in:
felixrojauro
362
src/qt/cscfusionstyle.cpp
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362
src/qt/cscfusionstyle.cpp
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/****************************************************************************
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**
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** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** You may use this file under the terms of the BSD license as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
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** of its contributors may be used to endorse or promote products derived
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** from this software without specific prior written permission.
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**
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <QtWidgets>
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#include "cscfusionstyle.h"
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#include "gui20_skin.h"
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CSCFusionStyle::CSCFusionStyle() :
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QProxyStyle(QStyleFactory::create("fusion"))
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{
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}
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void CSCFusionStyle::polish(QPalette &palette)
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{
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GUI20Skin& skin = GUI20Skin::Instance();
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QLinearGradient buttonGradient;
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buttonGradient.setColorAt( 0, skin.GetColorButtonTopGradient() );
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buttonGradient.setColorAt( 1, skin.GetColorButtonBottomGradient() );
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QLinearGradient toolTipGradient;
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toolTipGradient.setColorAt( 0, skin.GetColorToolbarMainGradientBegin() );
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toolTipGradient.setColorAt( 1, skin.GetColorToolbarMainGradientEnd() );
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palette = QPalette();
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palette.setBrush( QPalette::Active, QPalette::Text, skin.GetColorTextActive() );
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palette.setBrush( QPalette::Active, QPalette::BrightText, skin.GetColorTextActiveAutocomplete() );
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palette.setBrush( QPalette::Active, QPalette::Base, skin.GetColorFrameBackground() );
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palette.setBrush( QPalette::Active, QPalette::AlternateBase, skin.GetColorListValueAlternative() );
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palette.setBrush( QPalette::Active, QPalette::Highlight, skin.GetColorListCurrent() );
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palette.setBrush( QPalette::Active, QPalette::HighlightedText, skin.GetColorTextActive() );
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palette.setBrush( QPalette::Active, QPalette::Button, skin.GetColorButtonBottomGradient() );
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palette.setBrush( QPalette::Active, QPalette::ButtonText, skin.GetColorTextActive() );
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palette.setBrush( QPalette::Active, QPalette::Mid, skin.GetColorButtonMid() );
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palette.setBrush( QPalette::Active, QPalette::Dark, skin.GetColorButtonDark() );
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palette.setBrush( QPalette::Active, QPalette::Light, skin.GetColorButtonLight() );
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palette.setBrush( QPalette::Active, QPalette::Window, skin.GetColorWindowBackground() );
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palette.setBrush( QPalette::Inactive, QPalette::Text, skin.GetColorTextDisabled() );
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palette.setBrush( QPalette::Inactive, QPalette::BrightText, skin.GetColorTextDisabledAutocomplete() );
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palette.setBrush( QPalette::Inactive, QPalette::Base, skin.GetColorFrameBackground() );
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palette.setBrush( QPalette::Inactive, QPalette::AlternateBase, skin.GetColorListValueAlternative() );
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palette.setBrush( QPalette::Inactive, QPalette::Highlight, skin.GetColorListCurrent() );
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palette.setBrush( QPalette::Inactive, QPalette::HighlightedText, skin.GetColorTextDisabled() );
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palette.setBrush( QPalette::Inactive, QPalette::Button, skin.GetColorButtonBottomGradient() );
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palette.setBrush( QPalette::Inactive, QPalette::ButtonText, skin.GetColorTextDisabled() );
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palette.setBrush( QPalette::Inactive, QPalette::Mid, skin.GetColorButtonMid() );
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palette.setBrush( QPalette::Inactive, QPalette::Dark, skin.GetColorButtonDark() );
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palette.setBrush( QPalette::Inactive, QPalette::Light, skin.GetColorButtonLight() );
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palette.setBrush( QPalette::Inactive, QPalette::Window, skin.GetColorWindowBackground() );
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palette.setBrush( QPalette::Inactive, QPalette::ToolTipBase, toolTipGradient );
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palette.setBrush( QPalette::Inactive, QPalette::ToolTipText, skin.GetColorToolbarMainTextCurrent() );
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palette.setBrush( QPalette::Disabled, QPalette::Text, skin.GetColorTextDisabled() );
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palette.setBrush( QPalette::Disabled, QPalette::BrightText, skin.GetColorTextDisabledAutocomplete() );
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palette.setBrush( QPalette::Disabled, QPalette::Base, skin.GetColorFrameBackground() );
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palette.setBrush( QPalette::Disabled, QPalette::AlternateBase, skin.GetColorListValueAlternative() );
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palette.setBrush( QPalette::Disabled, QPalette::Highlight, skin.GetColorListCurrent() );
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palette.setBrush( QPalette::Disabled, QPalette::HighlightedText, skin.GetColorTextDisabled() );
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palette.setBrush( QPalette::Disabled, QPalette::Button, skin.GetColorButtonBottomGradient() );
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palette.setBrush( QPalette::Disabled, QPalette::ButtonText, skin.GetColorTextDisabled() );
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palette.setBrush( QPalette::Disabled, QPalette::Mid, skin.GetColorButtonMid() );
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palette.setBrush( QPalette::Disabled, QPalette::Dark, skin.GetColorButtonDark() );
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palette.setBrush( QPalette::Disabled, QPalette::Light, skin.GetColorButtonLight() );
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palette.setBrush( QPalette::Disabled, QPalette::Window, skin.GetColorWindowBackground() );
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}
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void CSCFusionStyle::polish(QWidget *widget)
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{
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if ( qobject_cast<QPushButton *>(widget)
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|| qobject_cast<QComboBox *>(widget)
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)
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{
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widget->setAttribute(Qt::WA_Hover, true);
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}
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}
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void CSCFusionStyle::unpolish(QWidget *widget)
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{
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if ( qobject_cast<QPushButton *>(widget)
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|| qobject_cast<QComboBox *>(widget)
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)
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{
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widget->setAttribute(Qt::WA_Hover, false);
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}
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}
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int CSCFusionStyle::pixelMetric(PixelMetric metric,
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const QStyleOption *option,
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const QWidget *widget) const
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{
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switch (metric)
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{
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case PM_DefaultFrameWidth:
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{
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return 8;
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}
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case PM_ComboBoxFrameWidth:
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{
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return 8;
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}
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case PM_ScrollBarExtent:
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{
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return QProxyStyle::pixelMetric(metric, option, widget) + 4;
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}
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case PM_ToolTipLabelFrameWidth:
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{
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return 6;
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}
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default:
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{
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return QProxyStyle::pixelMetric(metric, option, widget);
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}
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}
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}
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int CSCFusionStyle::styleHint(StyleHint hint, const QStyleOption *option,
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const QWidget *widget,
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QStyleHintReturn *returnData) const
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{
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switch (hint)
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{
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case SH_DitherDisabledText:
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{
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return int(false);
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}
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case SH_EtchDisabledText:
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{
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return int(true);
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}
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default:
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{
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return QProxyStyle::styleHint(hint, option, widget, returnData);
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}
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}
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}
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void CSCFusionStyle::drawPrimitive(PrimitiveElement element,
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const QStyleOption *option,
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QPainter *painter,
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const QWidget *widget) const
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{
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switch (element)
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{
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case PE_FrameDefaultButton:
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{
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return;
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}
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case PE_FrameFocusRect:
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{
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return;
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}
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case PE_FrameGroupBox:
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case PE_FrameWindow:
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case PE_Frame:
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{
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int x, y, width, height;
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option->rect.getRect(&x, &y, &width, &height);
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QPainterPath roundRect = roundRectPath(option->rect, 5);
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QBrush brush = option->palette.base();
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painter->save();
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painter->setRenderHint(QPainter::Antialiasing, true);
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painter->fillPath(roundRect, brush);
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painter->restore();
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break;
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}
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case PE_PanelButtonCommand:
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{
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GUI20Skin& skin = GUI20Skin::Instance();
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int delta = (option->state & State_MouseOver) ? 64 : 0;
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QColor semiTransparentWhite = skin.GetColorButtonLight();
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semiTransparentWhite.setAlpha(127 + delta);
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QColor semiTransparentBlack = skin.GetColorButtonDark();
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semiTransparentBlack.setAlpha(127 - delta);
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int x, y, width, height;
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option->rect.getRect(&x, &y, &width, &height);
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QPainterPath roundRect = roundRectPath(option->rect, 5 );
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int radius = 5;
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QBrush brush;
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if (option->state & (State_Sunken | State_On))
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{
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brush = option->palette.mid();
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}
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else
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{
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brush = option->palette.button();
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}
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painter->save();
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painter->setRenderHint(QPainter::Antialiasing, true);
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painter->fillPath(roundRect, brush);
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int penWidth;
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if (radius < 10)
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{
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penWidth = 3;
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}
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else if (radius < 20)
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{
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penWidth = 5;
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}
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else
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{
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penWidth = 7;
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}
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QPen topPen(semiTransparentWhite, penWidth);
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QPen bottomPen(semiTransparentBlack, penWidth);
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if (option->state & (State_Sunken | State_On))
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{
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qSwap(topPen, bottomPen);
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}
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int x1 = x;
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int x2 = x + radius;
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int x3 = x + width - radius;
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int x4 = x + width;
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if (option->direction == Qt::RightToLeft)
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{
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qSwap(x1, x4);
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qSwap(x2, x3);
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}
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QPolygon topHalf;
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topHalf << QPoint(x1, y)
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<< QPoint(x4, y)
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<< QPoint(x3, y + radius)
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<< QPoint(x2, y + height - radius)
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<< QPoint(x1, y + height);
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painter->setClipPath(roundRect);
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painter->setClipRegion(topHalf, Qt::IntersectClip);
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painter->setPen(topPen);
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painter->drawPath(roundRect);
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QPolygon bottomHalf = topHalf;
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bottomHalf[0] = QPoint(x4, y + height);
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painter->setClipPath(roundRect);
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painter->setClipRegion(bottomHalf, Qt::IntersectClip);
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painter->setPen(bottomPen);
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painter->drawPath(roundRect);
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painter->setPen(option->palette.foreground().color());
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painter->setClipping(false);
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painter->drawPath(roundRect);
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painter->restore();
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break;
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}
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default:
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{
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QProxyStyle::drawPrimitive(element, option, painter, widget);
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}
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}
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}
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void CSCFusionStyle::drawControl(ControlElement element,
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const QStyleOption *option,
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QPainter *painter,
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const QWidget *widget) const
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{
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switch (element)
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{
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case CE_PushButtonLabel:
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{
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QStyleOptionButton myButtonOption;
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const QStyleOptionButton *buttonOption =
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qstyleoption_cast<const QStyleOptionButton *>(option);
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if (buttonOption)
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{
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myButtonOption = *buttonOption;
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if (myButtonOption.palette.currentColorGroup() != QPalette::Disabled)
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{
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if (myButtonOption.state & (State_Sunken | State_On))
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{
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myButtonOption.palette.setBrush(QPalette::ButtonText,
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myButtonOption.palette.brightText());
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}
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}
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}
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QProxyStyle::drawControl(element, &myButtonOption, painter, widget);
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break;
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}
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default:
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{
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QProxyStyle::drawControl(element, option, painter, widget);
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break;
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}
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}
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}
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QPainterPath CSCFusionStyle::roundRectPath(const QRect &rect, int radius)
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{
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int diam = 2 * radius;
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int x1, y1, x2, y2;
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rect.getCoords(&x1, &y1, &x2, &y2);
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QPainterPath path;
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path.moveTo(x2, y1 + radius);
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path.arcTo(QRect(x2 - diam, y1, diam, diam), 0.0, +90.0);
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path.lineTo(x1 + radius, y1);
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path.arcTo(QRect(x1, y1, diam, diam), 90.0, +90.0);
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path.lineTo(x1, y2 - radius);
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path.arcTo(QRect(x1, y2 - diam, diam, diam), 180.0, +90.0);
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path.lineTo(x1 + radius, y2);
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path.arcTo(QRect(x2 - diam, y2 - diam, diam, diam), 270.0, +90.0);
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path.closeSubpath();
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return path;
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}
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//! [40]
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