83 lines
2.7 KiB
C++
83 lines
2.7 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the Qt Designer of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:GPL-EXCEPT$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef LAYOUTDECORATION_H
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#define LAYOUTDECORATION_H
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#include <QtDesigner/extension.h>
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#include <QtCore/qobject.h>
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#include <QtCore/qpair.h>
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QT_BEGIN_NAMESPACE
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class QPoint;
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class QLayoutItem;
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class QWidget;
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class QRect;
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class QLayout;
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class QDesignerLayoutDecorationExtension
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{
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public:
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enum InsertMode
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{
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InsertWidgetMode,
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InsertRowMode,
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InsertColumnMode
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};
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virtual ~QDesignerLayoutDecorationExtension() {}
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virtual QList<QWidget*> widgets(QLayout *layout) const = 0;
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virtual QRect itemInfo(int index) const = 0;
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virtual int indexOf(QWidget *widget) const = 0;
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virtual int indexOf(QLayoutItem *item) const = 0;
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virtual InsertMode currentInsertMode() const = 0;
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virtual int currentIndex() const = 0;
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virtual QPair<int, int> currentCell() const = 0;
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virtual void insertWidget(QWidget *widget, const QPair<int, int> &cell) = 0;
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virtual void removeWidget(QWidget *widget) = 0;
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virtual void insertRow(int row) = 0;
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virtual void insertColumn(int column) = 0;
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virtual void simplify() = 0;
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virtual int findItemAt(const QPoint &pos) const = 0;
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virtual int findItemAt(int row, int column) const = 0; // atm only for grid.
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virtual void adjustIndicator(const QPoint &pos, int index) = 0;
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};
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Q_DECLARE_EXTENSION_INTERFACE(QDesignerLayoutDecorationExtension, "org.qt-project.Qt.Designer.LayoutDecoration")
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QT_END_NAMESPACE
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#endif // LAYOUTDECORATION_H
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