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Diffstat (limited to 'src/quick/util/qquicksystempalette.cpp')
| -rw-r--r-- | src/quick/util/qquicksystempalette.cpp | 312 |
1 files changed, 312 insertions, 0 deletions
diff --git a/src/quick/util/qquicksystempalette.cpp b/src/quick/util/qquicksystempalette.cpp new file mode 100644 index 0000000000..735d18abf5 --- /dev/null +++ b/src/quick/util/qquicksystempalette.cpp @@ -0,0 +1,312 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the QtQml module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** This file may be used under the terms of the GNU Lesser General Public +** License version 2.1 as published by the Free Software Foundation and +** appearing in the file LICENSE.LGPL included in the packaging of this +** file. Please review the following information to ensure the GNU Lesser +** General Public License version 2.1 requirements will be met: +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 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 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qquicksystempalette_p.h" + +#include <QGuiApplication> + +#include <private/qobject_p.h> + +QT_BEGIN_NAMESPACE + +class QQuickSystemPalettePrivate : public QObjectPrivate +{ +public: + QPalette palette; + QPalette::ColorGroup group; +}; + + + +/*! + \qmlclass SystemPalette QQuickSystemPalette + \inqmlmodule QtQuick 2 + \ingroup qml-utility-elements + \brief The SystemPalette element provides access to the Qt palettes. + + The SystemPalette element provides access to the Qt application + palettes. This provides information about the standard colors used + for application windows, buttons and other features. These colors + are grouped into three \e {color groups}: \c Active, \c Inactive, + and \c Disabled. See the QPalette documentation for details about + color groups and the properties provided by SystemPalette. + + This can be used to color items in a way that provides a more + native look and feel. + + The following example creates a palette from the \c Active color + group and uses this to color the window and text items + appropriately: + + \snippet doc/src/snippets/qml/systempalette.qml 0 + + \sa QPalette +*/ +QQuickSystemPalette::QQuickSystemPalette(QObject *parent) + : QObject(*(new QQuickSystemPalettePrivate), parent) +{ + Q_D(QQuickSystemPalette); + d->palette = QGuiApplication::palette(); + d->group = QPalette::Active; + qApp->installEventFilter(this); +} + +QQuickSystemPalette::~QQuickSystemPalette() +{ +} + +/*! + \qmlproperty color QtQuick2::SystemPalette::window + The window (general background) color of the current color group. + + \sa QPalette::ColorRole +*/ +QColor QQuickSystemPalette::window() const +{ + Q_D(const QQuickSystemPalette); + return d->palette.color(d->group, QPalette::Window); +} + +/*! + \qmlproperty color QtQuick2::SystemPalette::windowText + The window text (general foreground) color of the current color group. + + \sa QPalette::ColorRole +*/ +QColor QQuickSystemPalette::windowText() const +{ + Q_D(const QQuickSystemPalette); + return d->palette.color(d->group, QPalette::WindowText); +} + +/*! + \qmlproperty color QtQuick2::SystemPalette::base + The base color of the current color group. + + \sa QPalette::ColorRole +*/ +QColor QQuickSystemPalette::base() const +{ + Q_D(const QQuickSystemPalette); + return d->palette.color(d->group, QPalette::Base); +} + +/*! + \qmlproperty color QtQuick2::SystemPalette::text + The text color of the current color group. + + \sa QPalette::ColorRole +*/ +QColor QQuickSystemPalette::text() const +{ + Q_D(const QQuickSystemPalette); + return d->palette.color(d->group, QPalette::Text); +} + +/*! + \qmlproperty color QtQuick2::SystemPalette::alternateBase + The alternate base color of the current color group. + + \sa QPalette::ColorRole +*/ +QColor QQuickSystemPalette::alternateBase() const +{ + Q_D(const QQuickSystemPalette); + return d->palette.color(d->group, QPalette::AlternateBase); +} + +/*! + \qmlproperty color QtQuick2::SystemPalette::button + The button color of the current color group. + + \sa QPalette::ColorRole +*/ +QColor QQuickSystemPalette::button() const +{ + Q_D(const QQuickSystemPalette); + return d->palette.color(d->group, QPalette::Button); +} + +/*! + \qmlproperty color QtQuick2::SystemPalette::buttonText + The button text foreground color of the current color group. + + \sa QPalette::ColorRole +*/ +QColor QQuickSystemPalette::buttonText() const +{ + Q_D(const QQuickSystemPalette); + return d->palette.color(d->group, QPalette::ButtonText); +} + +/*! + \qmlproperty color QtQuick2::SystemPalette::light + The light color of the current color group. + + \sa QPalette::ColorRole +*/ +QColor QQuickSystemPalette::light() const +{ + Q_D(const QQuickSystemPalette); + return d->palette.color(d->group, QPalette::Light); +} + +/*! + \qmlproperty color QtQuick2::SystemPalette::midlight + The midlight color of the current color group. + + \sa QPalette::ColorRole +*/ +QColor QQuickSystemPalette::midlight() const +{ + Q_D(const QQuickSystemPalette); + return d->palette.color(d->group, QPalette::Midlight); +} + +/*! + \qmlproperty color QtQuick2::SystemPalette::dark + The dark color of the current color group. + + \sa QPalette::ColorRole +*/ +QColor QQuickSystemPalette::dark() const +{ + Q_D(const QQuickSystemPalette); + return d->palette.color(d->group, QPalette::Dark); +} + +/*! + \qmlproperty color QtQuick2::SystemPalette::mid + The mid color of the current color group. + + \sa QPalette::ColorRole +*/ +QColor QQuickSystemPalette::mid() const +{ + Q_D(const QQuickSystemPalette); + return d->palette.color(d->group, QPalette::Mid); +} + +/*! + \qmlproperty color QtQuick2::SystemPalette::shadow + The shadow color of the current color group. + + \sa QPalette::ColorRole +*/ +QColor QQuickSystemPalette::shadow() const +{ + Q_D(const QQuickSystemPalette); + return d->palette.color(d->group, QPalette::Shadow); +} + +/*! + \qmlproperty color QtQuick2::SystemPalette::highlight + The highlight color of the current color group. + + \sa QPalette::ColorRole +*/ +QColor QQuickSystemPalette::highlight() const +{ + Q_D(const QQuickSystemPalette); + return d->palette.color(d->group, QPalette::Highlight); +} + +/*! + \qmlproperty color QtQuick2::SystemPalette::highlightedText + The highlighted text color of the current color group. + + \sa QPalette::ColorRole +*/ +QColor QQuickSystemPalette::highlightedText() const +{ + Q_D(const QQuickSystemPalette); + return d->palette.color(d->group, QPalette::HighlightedText); +} + +/*! + \qmlproperty enumeration QtQuick2::SystemPalette::colorGroup + + The color group of the palette. This can be one of: + + \list + \o SystemPalette.Active (default) + \o SystemPalette.Inactive + \o SystemPalette.Disabled + \endlist + + \sa QPalette::ColorGroup +*/ +QQuickSystemPalette::ColorGroup QQuickSystemPalette::colorGroup() const +{ + Q_D(const QQuickSystemPalette); + return (QQuickSystemPalette::ColorGroup)d->group; +} + +void QQuickSystemPalette::setColorGroup(QQuickSystemPalette::ColorGroup colorGroup) +{ + Q_D(QQuickSystemPalette); + d->group = (QPalette::ColorGroup)colorGroup; + emit paletteChanged(); +} + +bool QQuickSystemPalette::eventFilter(QObject *watched, QEvent *event) +{ + if (watched == qApp) { + if (event->type() == QEvent::ApplicationPaletteChange) { + QGuiApplication::postEvent(this, new QEvent(QEvent::ApplicationPaletteChange)); + return false; + } + } + return QObject::eventFilter(watched, event); +} + +bool QQuickSystemPalette::event(QEvent *event) +{ + Q_D(QQuickSystemPalette); + if (event->type() == QEvent::ApplicationPaletteChange) { + d->palette = QGuiApplication::palette(); + emit paletteChanged(); + return true; + } + return QObject::event(event); +} + +QT_END_NAMESPACE |