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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists for the convenience
// of Qt Designer. This header
// file may change from version to version without notice, or even be removed.
//
// We mean it.
//
#ifndef QDESIGNER_TOOLBAR_H
#define QDESIGNER_TOOLBAR_H
#include "shared_global_p.h"
#include <QtWidgets/qtoolbutton.h>
#include <QtGui/qaction.h>
#include <QtCore/qlist.h>
#include <QtCore/qpoint.h>
QT_BEGIN_NAMESPACE
class QDesignerFormWindowInterface;
class QToolBar;
class QRect;
class QAction;
namespace qdesigner_internal {
class PromotionTaskMenu;
// Special event filter for tool bars in designer.
// Handles drag and drop to and from. Ensures that each
// child widget is WA_TransparentForMouseEvents to enable drag and drop.
class QDESIGNER_SHARED_EXPORT ToolBarEventFilter : public QObject {
Q_OBJECT
public:
static void install(QToolBar *tb);
// Find action by position. Note that QToolBar::actionAt() will
// not work as designer sets WA_TransparentForMouseEvents on its tool bar buttons
// to be able to drag them. This function will return the dummy
// sentinel action when applied to tool bars created by designer if the position matches.
static QAction *actionAt(const QToolBar *tb, const QPoint &pos);
static bool withinHandleArea(const QToolBar *tb, const QPoint &pos);
static QRect handleArea(const QToolBar *tb);
static QRect freeArea(const QToolBar *tb);
// Utility to create an action
static QAction *createAction(QDesignerFormWindowInterface *fw, const QString &objectName, bool separator);
bool eventFilter (QObject *watched, QEvent *event) override;
// Helper for task menu extension
QList<QAction *> contextMenuActions(const QPoint &globalPos = QPoint(-1, -1));
static ToolBarEventFilter *eventFilterOf(const QToolBar *tb);
private slots:
void slotRemoveSelectedAction();
void slotRemoveToolBar();
void slotInsertSeparator();
private:
explicit ToolBarEventFilter(QToolBar *tb);
bool handleContextMenuEvent(QContextMenuEvent * event);
bool handleDragEnterMoveEvent(QDragMoveEvent *event);
bool handleDragLeaveEvent(QDragLeaveEvent *);
bool handleDropEvent(QDropEvent *event);
bool handleMousePressEvent(QMouseEvent *event);
bool handleMouseReleaseEvent(QMouseEvent *event);
bool handleMouseMoveEvent(QMouseEvent *event);
QDesignerFormWindowInterface *formWindow() const;
void adjustDragIndicator(const QPoint &pos);
void hideDragIndicator();
bool startDrag(const QPoint &pos, Qt::KeyboardModifiers modifiers);
bool withinHandleArea(const QPoint &pos) const;
QToolBar *m_toolBar;
PromotionTaskMenu *m_promotionTaskMenu;
QPoint m_startPosition;
};
} // namespace qdesigner_internal
QT_END_NAMESPACE
#endif // QDESIGNER_TOOLBAR_H
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