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/****************************************************************************
**
** Copyright (C) 2016 Ivan Vizir <define-true-false@yandex.com>
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtWinExtras module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QWINTHUMBNAILTOOLBAR_P_H
#define QWINTHUMBNAILTOOLBAR_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 "qwinthumbnailtoolbar.h"
#include <QtCore/qhash.h>
#include <QtCore/qlist.h>
#include <QtGui/qicon.h>
#include <QtGui/qpixmap.h>
#include <QtCore/qabstractnativeeventfilter.h>
#include "winshobjidl_p.h"
QT_BEGIN_NAMESPACE
class QWinThumbnailToolBarPrivate : public QObject, QAbstractNativeEventFilter
{
public:
class IconicPixmapCache
{
public:
IconicPixmapCache() : m_bitmap(0) {}
~IconicPixmapCache() { deleteBitmap(); }
operator bool() const { return !m_pixmap.isNull(); }
QPixmap pixmap() const { return m_pixmap; }
bool setPixmap(const QPixmap &p);
HBITMAP bitmap(const QSize &maxSize);
private:
void deleteBitmap();
QPixmap m_pixmap;
QSize m_size;
HBITMAP m_bitmap;
};
QWinThumbnailToolBarPrivate();
~QWinThumbnailToolBarPrivate();
void initToolbar();
void clearToolbar();
void _q_updateToolbar();
void _q_scheduleUpdate();
bool eventFilter(QObject *, QEvent *) Q_DECL_OVERRIDE;
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
bool nativeEventFilter(const QByteArray &eventType, void *message, qintptr *result) override;
#else
bool nativeEventFilter(const QByteArray &eventType, void *message, long *result) override;
#endif
static void initButtons(THUMBBUTTON *buttons);
static int makeNativeButtonFlags(const QWinThumbnailToolButton *button);
static int makeButtonMask(const QWinThumbnailToolButton *button);
static QString msgComFailed(const char *function, HRESULT hresult);
bool updateScheduled;
QList<QWinThumbnailToolButton *> buttonList;
QWindow *window;
ITaskbarList4 * const pTbList;
IconicPixmapCache iconicThumbnail;
IconicPixmapCache iconicLivePreview;
private:
bool hasHandle() const;
HWND handle() const;
void updateIconicPixmapsEnabled(bool invalidate);
void updateIconicThumbnail(const MSG *message);
void updateIconicLivePreview(const MSG *message);
QWinThumbnailToolBar *q_ptr;
Q_DECLARE_PUBLIC(QWinThumbnailToolBar)
bool withinIconicThumbnailRequest;
bool withinIconicLivePreviewRequest;
};
QT_END_NAMESPACE
#endif // QWINTHUMBNAILTOOLBAR_P_H
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