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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtWidgets module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** 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 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QGTKSTYLE_P_P_H
#define QGTKSTYLE_P_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <QtCore/qglobal.h>
#include <QtCore/qstring.h>
#include <QtCore/qstringbuilder.h>
#include <QtCore/qcoreapplication.h>
#include <QtWidgets/QFileDialog>
#include "qgtkstyle_p.h"
#include <private/qcommonstyle_p.h>
#include "qgtkglobal_p.h"
QT_BEGIN_NAMESPACE
class QHashableLatin1Literal
{
public:
int size() const { return m_size; }
const char *data() const { return m_data; }
#ifdef __SUNPRO_CC
QHashableLatin1Literal(const char* str)
: m_size(strlen(str)), m_data(str) {}
#else
template <int N>
QHashableLatin1Literal(const char (&str)[N])
: m_size(N - 1), m_data(str) {}
#endif
QHashableLatin1Literal(const QHashableLatin1Literal &other)
: m_size(other.m_size), m_data(other.m_data)
{}
QHashableLatin1Literal &operator=(const QHashableLatin1Literal &other)
{
if (this == &other)
return *this;
*const_cast<int *>(&m_size) = other.m_size;
*const_cast<char **>(&m_data) = const_cast<char *>(other.m_data);
return *this;
}
QString toString() const { return QString::fromLatin1(m_data, m_size); }
static QHashableLatin1Literal fromData(const char *str)
{
return QHashableLatin1Literal(str, qstrlen(str));
}
private:
QHashableLatin1Literal(const char *str, int length)
: m_size(length), m_data(str)
{}
const int m_size;
const char *m_data;
};
bool operator==(const QHashableLatin1Literal &l1, const QHashableLatin1Literal &l2);
inline bool operator!=(const QHashableLatin1Literal &l1, const QHashableLatin1Literal &l2) { return !operator==(l1, l2); }
uint qHash(const QHashableLatin1Literal &key);
typedef void (*Ptr_ubuntu_gtk_set_use_overlay_scrollbar) (gboolean);
class QGtkPainter;
class QGtkStylePrivate;
class QGtkStyleFilter : public QObject
{
public:
QGtkStyleFilter(QGtkStylePrivate* sp)
: stylePrivate(sp)
{}
private:
QGtkStylePrivate* stylePrivate;
bool eventFilter(QObject *obj, QEvent *e) Q_DECL_OVERRIDE;
};
typedef enum {
GNOME_ICON_LOOKUP_FLAGS_NONE = 0,
GNOME_ICON_LOOKUP_FLAGS_EMBEDDING_TEXT = 1<<0,
GNOME_ICON_LOOKUP_FLAGS_SHOW_SMALL_IMAGES_AS_THEMSELVES = 1<<1,
GNOME_ICON_LOOKUP_FLAGS_ALLOW_SVG_AS_THEMSELVES = 1<<2
} GnomeIconLookupFlags;
typedef enum {
GNOME_ICON_LOOKUP_RESULT_FLAGS_NONE = 0,
GNOME_ICON_LOOKUP_RESULT_FLAGS_THUMBNAIL = 1<<0
} GnomeIconLookupResultFlags;
struct GnomeThumbnailFactory;
class QGtkStylePrivate : public QCommonStylePrivate
{
Q_DECLARE_PUBLIC(QGtkStyle)
public:
QGtkStylePrivate();
~QGtkStylePrivate();
QGtkStyleFilter filter;
static QGtkPainter* gtkPainter(QPainter *painter = 0);
static GtkWidget* gtkWidget(const QHashableLatin1Literal &path);
static GtkStyle* gtkStyle(const QHashableLatin1Literal &path = QHashableLatin1Literal("GtkWindow"));
static void gtkWidgetSetFocus(GtkWidget *widget, bool focus);
virtual void initGtkMenu() const;
virtual void initGtkTreeview() const;
virtual void initGtkWidgets() const;
static void cleanupGtkWidgets();
static bool isKDE4Session();
void applyCustomPaletteHash();
static QFont getThemeFont();
static bool isThemeAvailable() { return gtkStyle() != 0; }
static QString getThemeName();
virtual int getSpinboxArrowSize() const;
virtual QPalette gtkWidgetPalette(const QHashableLatin1Literal >kWidgetName) const;
static Ptr_ubuntu_gtk_set_use_overlay_scrollbar ubuntu_gtk_set_use_overlay_scrollbar;
protected:
typedef QHash<QHashableLatin1Literal, GtkWidget*> WidgetMap;
static inline void destroyWidgetMap()
{
cleanupGtkWidgets();
delete widgetMap;
widgetMap = 0;
}
static inline WidgetMap *gtkWidgetMap()
{
if (!widgetMap) {
widgetMap = new WidgetMap();
qAddPostRoutine(destroyWidgetMap);
}
return widgetMap;
}
static QStringList extract_filter(const QString &rawFilter);
virtual GtkWidget* getTextColorWidget() const;
static void setupGtkWidget(GtkWidget* widget);
static void addWidgetToMap(GtkWidget* widget);
static void addAllSubWidgets(GtkWidget *widget, gpointer v = 0);
static void addWidget(GtkWidget *widget);
static void removeWidgetFromMap(const QHashableLatin1Literal &path);
virtual void init();
enum {
menuItemFrame = 2, // menu item frame width
menuItemHMargin = 3, // menu item hor text margin
menuArrowHMargin = 6, // menu arrow horizontal margin
menuItemVMargin = 2, // menu item ver text margin
menuRightBorder = 15, // right border on menus
menuCheckMarkWidth = 12 // checkmarks width on menus
};
private:
static QList<QGtkStylePrivate *> instances;
static WidgetMap *widgetMap;
friend class QGtkStyleUpdateScheduler;
};
// Helper to ensure that we have polished all our gtk widgets
// before updating our own palettes
class QGtkStyleUpdateScheduler : public QObject
{
Q_OBJECT
public slots:
void updateTheme();
};
QT_END_NAMESPACE
#endif // QGTKSTYLE_P_P_H
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