Add access to Qt palettes from QML.

5 files changed, 306 insertions, 0 deletions

diff --git a/src/declarative/util/qmlpalette.cpp b/src/declarative/util/qmlpalette.cpp
new file mode 100644
index 0000000..670966d
--- /dev/null
+++ b/src/declarative/util/qmlpalette.cpp
@@ -0,0 +1,163 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the QtDeclarative module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, 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 1.0, 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "private/qobject_p.h"
+#include "qmlpalette.h"
+
+QT_BEGIN_NAMESPACE
+
+class QmlPalettePrivate : public QObjectPrivate
+{
+public:
+    QPalette palette;
+    QPalette::ColorGroup group;
+};
+
+QML_DEFINE_TYPE(QmlPalette,Palette)
+
+/*!
+    \internal
+    \class QmlPalette
+    \ingroup group_utility
+    \brief The QmlPalette class gives access to the Qt palettes.
+*/
+QmlPalette::QmlPalette(QObject *parent)
+    : QObject(*(new QmlPalettePrivate), parent)
+{
+    Q_D(QmlPalette);
+    d->group = QPalette::Active;
+}
+
+QmlPalette::~QmlPalette()
+{
+}
+
+QColor QmlPalette::window() const
+{
+    Q_D(const QmlPalette);
+    return d->palette.color(d->group, QPalette::Window);
+}
+
+QColor QmlPalette::windowText() const
+{
+    Q_D(const QmlPalette);
+    return d->palette.color(d->group, QPalette::WindowText);
+}
+
+QColor QmlPalette::base() const
+{
+    Q_D(const QmlPalette);
+    return d->palette.color(d->group, QPalette::Base);
+}
+
+QColor QmlPalette::alternateBase() const
+{
+    Q_D(const QmlPalette);
+    return d->palette.color(d->group, QPalette::AlternateBase);
+}
+
+QColor QmlPalette::button() const
+{
+    Q_D(const QmlPalette);
+    return d->palette.color(d->group, QPalette::Button);
+}
+
+QColor QmlPalette::buttonText() const
+{
+    Q_D(const QmlPalette);
+    return d->palette.color(d->group, QPalette::ButtonText);
+}
+
+QColor QmlPalette::light() const
+{
+    Q_D(const QmlPalette);
+    return d->palette.color(d->group, QPalette::Light);
+}
+
+QColor QmlPalette::midlight() const
+{
+    Q_D(const QmlPalette);
+    return d->palette.color(d->group, QPalette::Midlight);
+}
+
+QColor QmlPalette::dark() const
+{
+    Q_D(const QmlPalette);
+    return d->palette.color(d->group, QPalette::Dark);
+}
+
+QColor QmlPalette::mid() const
+{
+    Q_D(const QmlPalette);
+    return d->palette.color(d->group, QPalette::Mid);
+}
+
+QColor QmlPalette::shadow() const
+{
+    Q_D(const QmlPalette);
+    return d->palette.color(d->group, QPalette::Shadow);
+}
+
+QColor QmlPalette::highlight() const
+{
+    Q_D(const QmlPalette);
+    return d->palette.color(d->group, QPalette::Highlight);
+}
+
+QColor QmlPalette::highlightedText() const
+{
+    Q_D(const QmlPalette);
+    return d->palette.color(d->group, QPalette::HighlightedText);
+}
+
+void QmlPalette::setColorGroup(QPalette::ColorGroup colorGroup)
+{
+    Q_D(QmlPalette);
+    d->group = colorGroup;
+}
+
+QPalette QmlPalette::palette() const
+{
+    Q_D(const QmlPalette);
+    return d->palette;
+}
+
+QT_END_NAMESPACE
diff --git a/src/declarative/util/qmlpalette.h b/src/declarative/util/qmlpalette.h
new file mode 100644
index 0000000..f176764
--- /dev/null
+++ b/src/declarative/util/qmlpalette.h
@@ -0,0 +1,111 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the QtDeclarative module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, 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 1.0, 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QMLPALETTE_H
+#define QMLPALETTE_H
+
+#include <QtCore/qobject.h>
+#include <QtDeclarative/qml.h>
+#include <QPalette>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Declarative)
+
+class QmlPalettePrivate;
+class Q_DECLARATIVE_EXPORT QmlPalette : public QObject
+{
+    Q_OBJECT
+    Q_DECLARE_PRIVATE(QmlPalette)
+
+public:
+    QmlPalette(QObject *parent=0);
+    ~QmlPalette();
+
+    Q_PROPERTY(QColor window READ window CONSTANT)
+    Q_PROPERTY(QColor windowText READ windowText CONSTANT)
+    Q_PROPERTY(QColor base READ base CONSTANT)
+    Q_PROPERTY(QColor alternateBase READ alternateBase CONSTANT)
+    Q_PROPERTY(QColor button READ button CONSTANT)
+    Q_PROPERTY(QColor buttonText READ buttonText CONSTANT)
+    Q_PROPERTY(QColor light READ light CONSTANT)
+    Q_PROPERTY(QColor midlight READ midlight CONSTANT)
+    Q_PROPERTY(QColor dark READ dark CONSTANT)
+    Q_PROPERTY(QColor mid READ mid CONSTANT)
+    Q_PROPERTY(QColor shadow READ shadow CONSTANT)
+    Q_PROPERTY(QColor highlight READ highlight CONSTANT)
+    Q_PROPERTY(QColor highlightedText READ highlightedText CONSTANT)
+
+    QColor window() const;
+    QColor windowText() const;
+
+    QColor base() const;
+    QColor alternateBase() const;
+
+    QColor button() const;
+    QColor buttonText() const;
+
+    QColor light() const;
+    QColor midlight() const;
+    QColor dark() const;
+    QColor mid() const;
+    QColor shadow() const;
+
+    QColor highlight() const;
+    QColor highlightedText() const;
+
+    QPalette palette() const;
+
+    void setColorGroup(QPalette::ColorGroup);
+
+Q_SIGNALS:
+    void updated();
+};
+
+QT_END_NAMESPACE
+
+QML_DECLARE_TYPE(QmlPalette)
+
+QT_END_HEADER
+
+#endif // QMLPALETTE_H
diff --git a/src/declarative/util/util.pri b/src/declarative/util/util.pri
index aae10af..dcab10a 100644
--- a/src/declarative/util/util.pri
+++ b/src/declarative/util/util.pri
@@ -7,6 +7,7 @@ SOURCES += \
            util/qmlscript.cpp \
            util/qmlanimation.cpp \
            util/qmlfont.cpp \
+           util/qmlpalette.cpp \
            util/qmlfollow.cpp \
            util/qmlstate.cpp\
            util/qmltransitionmanager.cpp \
@@ -31,6 +32,7 @@ HEADERS += \
            util/qmlanimation.h \
            util/qmlanimation_p.h \
            util/qmlfont.h \
+           util/qmlpalette.h \
            util/qmlfollow.h \
            util/qmlstate.h\
            util/qmlstateoperations.h \
diff --git a/tools/qmlviewer/qmlviewer.cpp b/tools/qmlviewer/qmlviewer.cpp
index db0dc18..b6ce619 100644
--- a/tools/qmlviewer/qmlviewer.cpp
+++ b/tools/qmlviewer/qmlviewer.cpp
@@ -17,6 +17,7 @@
 #include "qmlviewer.h"
 #include <QtDeclarative/qmlcontext.h>
 #include <QtDeclarative/qmlengine.h>
+#include "qmlpalette.h"
 #include "qml.h"
 #include <private/qperformancelog_p.h>
 #include "qfxtestengine.h"
@@ -133,6 +134,8 @@ QmlViewer::QmlViewer(QFxTestEngine::TestMode testMode, const QString &testDir, Q
     devicemode = false;
     skin = 0;
     canvas = 0;
+    palette = 0;
+    disabledPalette = 0;
     record_autotime = 0;
     record_period = 20;
 
@@ -383,6 +386,7 @@ void QmlViewer::openQml(const QString& fileName)
         }
     }
 
+    setupPalettes();
     canvas->setUrl(url);
 
     QTime t;
@@ -407,6 +411,18 @@ void QmlViewer::openQml(const QString& fileName)
 #endif
 }
 
+void QmlViewer:: setupPalettes()
+{
+    delete palette;
+    palette = new QmlPalette;
+    QmlContext *ctxt = canvas->rootContext();
+    ctxt->setContextProperty("activePalette", palette);
+
+    delete disabledPalette;
+    disabledPalette = new QmlPalette;
+    disabledPalette->setColorGroup(QPalette::Disabled);
+    ctxt->setContextProperty("disabledPalette", disabledPalette);
+}
 
 void QmlViewer::setSkin(const QString& skinDirectory)
 {
@@ -486,6 +502,15 @@ void QmlViewer::setRecordFile(const QString& f)
     record_file = f;
 }
 
+bool QmlViewer::event(QEvent *event)
+{
+    if (event->type() == QEvent::PaletteChange) {
+        setupPalette();
+        return true;
+    }
+    return QWidget::event(event);
+}
+
 void QmlViewer::setRecordPeriod(int ms)
 {
     record_period = ms;
diff --git a/tools/qmlviewer/qmlviewer.h b/tools/qmlviewer/qmlviewer.h
index c533fe0..765d42f 100644
--- a/tools/qmlviewer/qmlviewer.h
+++ b/tools/qmlviewer/qmlviewer.h
@@ -25,6 +25,7 @@ QT_BEGIN_NAMESPACE
 class QFxView;
 class PreviewDeviceSkin;
 class QFxTestEngine;
+class QmlPalette;
 class QProcess;
 
 class QmlViewer : public QWidget
@@ -61,6 +62,7 @@ public slots:
 protected:
     virtual void keyPressEvent(QKeyEvent *);
     virtual void timerEvent(QTimerEvent *);
+    virtual bool event(QEvent *event);
 
     void createMenu(QMenuBar *menu, QMenu *flatmenu);
 
@@ -70,11 +72,14 @@ private slots:
 
 private:
     void setupProxy();
+    void setupPalettes();
 
     QString currentFileName;
     PreviewDeviceSkin *skin;
     QSize skinscreensize;
     QFxView *canvas;
+    QmlPalette *palette;
+    QmlPalette *disabledPalette;
     void init(QFxTestEngine::TestMode, const QString &, const QString& fileName);
     QBasicTimer recordTimer;
     QList<QImage*> frames;