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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QDYNAMICDOCKWIDGET_P_H
#define QDYNAMICDOCKWIDGET_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 <QtWidgets/private/qtwidgetsglobal_p.h>
#include "QtWidgets/qstyleoption.h"
#include "private/qwidget_p.h"
#include "QtWidgets/qboxlayout.h"
#include "QtWidgets/qdockwidget.h"
#if QT_CONFIG(tabwidget)
# include "QtWidgets/qtabwidget.h"
#endif
QT_REQUIRE_CONFIG(dockwidget);
QT_BEGIN_NAMESPACE
class QGridLayout;
class QWidgetResizeHandler;
class QDockWidgetTitleButton;
class QSpacerItem;
class QDockWidgetItem;
class QDockWidgetPrivate : public QWidgetPrivate
{
Q_DECLARE_PUBLIC(QDockWidget)
struct DragState {
QPoint pressPos;
QPoint globalPressPos;
QPoint widgetInitialPos;
bool dragging;
QLayoutItem *widgetItem;
bool ownWidgetItem;
bool nca;
bool ctrlDrag;
};
public:
enum class DragScope {
Group,
Widget
};
enum class EndDragMode {
LocationChange,
Abort
};
void init();
void toggleView(bool);
void toggleTopLevel();
void updateButtons();
static Qt::DockWidgetArea toDockWidgetArea(QInternal::DockPosition pos);
#if QT_CONFIG(tabwidget)
QTabWidget::TabPosition tabPosition = QTabWidget::North;
#endif
DragState *state = nullptr;
QDockWidget::DockWidgetFeatures features = QDockWidget::DockWidgetClosable
| QDockWidget::DockWidgetMovable | QDockWidget::DockWidgetFloatable;
Qt::DockWidgetAreas allowedAreas = Qt::AllDockWidgetAreas;
QFont font;
#ifndef QT_NO_ACTION
QAction *toggleViewAction = nullptr;
#endif
// QMainWindow *findMainWindow(QWidget *widget) const;
QRect undockedGeometry;
QString fixedWindowTitle;
QString dockedWindowTitle;
bool mousePressEvent(QMouseEvent *event);
bool mouseDoubleClickEvent(QMouseEvent *event);
bool mouseMoveEvent(QMouseEvent *event);
bool mouseReleaseEvent(QMouseEvent *event);
void setWindowState(bool floating, bool unplug = false, const QRect &rect = QRect());
void nonClientAreaMouseEvent(QMouseEvent *event);
void initDrag(const QPoint &pos, bool nca);
void startDrag(DragScope scope);
void endDrag(EndDragMode mode);
void moveEvent(QMoveEvent *event);
void recalculatePressPos(QResizeEvent *event);
void unplug(const QRect &rect);
void plug(const QRect &rect);
void setResizerActive(bool active);
bool isAnimating() const;
bool isTabbed() const;
private:
QWidgetResizeHandler *resizer = nullptr;
};
class Q_WIDGETS_EXPORT QDockWidgetLayout : public QLayout
{
Q_OBJECT
public:
QDockWidgetLayout(QWidget *parent = nullptr);
~QDockWidgetLayout();
void addItem(QLayoutItem *item) override;
QLayoutItem *itemAt(int index) const override;
QLayoutItem *takeAt(int index) override;
int count() const override;
QSize maximumSize() const override;
QSize minimumSize() const override;
QSize sizeHint() const override;
QSize sizeFromContent(const QSize &content, bool floating) const;
void setGeometry(const QRect &r) override;
enum Role { Content, CloseButton, FloatButton, TitleBar, RoleCount };
QWidget *widgetForRole(Role r) const;
void setWidgetForRole(Role r, QWidget *w);
QLayoutItem *itemForRole(Role r) const;
QRect titleArea() const { return _titleArea; }
int minimumTitleWidth() const;
int titleHeight() const;
void updateMaxSize();
static bool wmSupportsNativeWindowDeco();
bool nativeWindowDeco() const;
bool nativeWindowDeco(bool floating) const;
void setVerticalTitleBar(bool b);
bool verticalTitleBar;
private:
QList<QLayoutItem *> item_list;
QRect _titleArea;
};
/* The size hints of a QDockWidget will depend on whether it is docked or not.
This layout item always returns the size hints as if the dock widget was docked. */
class QDockWidgetItem : public QWidgetItem
{
public:
QDockWidgetItem(QDockWidget *dockWidget);
QSize minimumSize() const override;
QSize maximumSize() const override;
QSize sizeHint() const override;
private:
inline QLayoutItem *dockWidgetChildItem() const;
inline QDockWidgetLayout *dockWidgetLayout() const;
};
inline QLayoutItem *QDockWidgetItem::dockWidgetChildItem() const
{
if (QDockWidgetLayout *layout = dockWidgetLayout())
return layout->itemForRole(QDockWidgetLayout::Content);
return nullptr;
}
inline QDockWidgetLayout *QDockWidgetItem::dockWidgetLayout() const
{
QWidget *w = widget();
if (w != nullptr)
return qobject_cast<QDockWidgetLayout*>(w->layout());
return nullptr;
}
QT_END_NAMESPACE
#endif // QDYNAMICDOCKWIDGET_P_H
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