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Diffstat (limited to 'src/declarative/fx/qfxanchors.h')
| -rw-r--r-- | src/declarative/fx/qfxanchors.h | 194 |
1 files changed, 194 insertions, 0 deletions
diff --git a/src/declarative/fx/qfxanchors.h b/src/declarative/fx/qfxanchors.h new file mode 100644 index 0000000..3a250b9 --- /dev/null +++ b/src/declarative/fx/qfxanchors.h @@ -0,0 +1,194 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the QtDeclarative module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QFXANCHORS_H +#define QFXANCHORS_H + +#include <qfxglobal.h> +#include <QObject> +#include <qml.h> + + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Declarative) +class QFxItem; +class QFxAnchorsPrivate; + +class QFxAnchorLine +{ +public: + QFxAnchorLine() : item(0), anchorLine(Left) + { + } + + enum AnchorLine { + Left = 0x01, + Right = 0x02, + Top = 0x04, + Bottom = 0x08, + HCenter = 0x10, + VCenter = 0x20, + Baseline = 0x40, + Horizontal_Mask = Left | Right | HCenter, + Vertical_Mask = Top | Bottom | VCenter | Baseline + }; + + QFxItem *item; + AnchorLine anchorLine; +}; + +Q_DECLARE_METATYPE(QFxAnchorLine); + +class Q_DECLARATIVE_EXPORT QFxAnchors : public QObject +{ + Q_OBJECT + + Q_PROPERTY(QFxAnchorLine left READ left WRITE setLeft); + Q_PROPERTY(QFxAnchorLine right READ right WRITE setRight); + Q_PROPERTY(QFxAnchorLine horizontalCenter READ horizontalCenter WRITE setHorizontalCenter); + Q_PROPERTY(QFxAnchorLine top READ top WRITE setTop); + Q_PROPERTY(QFxAnchorLine bottom READ bottom WRITE setBottom); + Q_PROPERTY(QFxAnchorLine verticalCenter READ verticalCenter WRITE setVerticalCenter); + Q_PROPERTY(int leftMargin READ leftMargin WRITE setLeftMargin NOTIFY leftMarginChanged); + Q_PROPERTY(int rightMargin READ rightMargin WRITE setRightMargin NOTIFY rightMarginChanged); + Q_PROPERTY(int horizontalCenterOffset READ horizontalCenterOffset WRITE setHorizontalCenterOffset NOTIFY horizontalCenterOffsetChanged()); + Q_PROPERTY(int topMargin READ topMargin WRITE setTopMargin NOTIFY topMarginChanged); + Q_PROPERTY(int bottomMargin READ bottomMargin WRITE setBottomMargin NOTIFY bottomMarginChanged); + Q_PROPERTY(int verticalCenterOffset READ verticalCenterOffset WRITE setVerticalCenterOffset NOTIFY verticalCenterOffsetChanged()); + Q_PROPERTY(QFxItem *fill READ fill WRITE setFill); + Q_PROPERTY(QFxItem *centeredIn READ centeredIn WRITE setCenteredIn); + +public: + QFxAnchors(QObject *parent=0); + + enum UsedAnchor { + HasLeftAnchor = 0x01, + HasRightAnchor = 0x02, + HasTopAnchor = 0x04, + HasBottomAnchor = 0x08, + HasHCenterAnchor = 0x10, + HasVCenterAnchor = 0x20, + HasBaselineAnchor = 0x40 + }; + Q_DECLARE_FLAGS(UsedAnchors, UsedAnchor); + + QFxAnchorLine left() const; + void setLeft(const QFxAnchorLine &edge); + + QFxAnchorLine right() const; + void setRight(const QFxAnchorLine &edge); + + QFxAnchorLine horizontalCenter() const; + void setHorizontalCenter(const QFxAnchorLine &edge); + + QFxAnchorLine top() const; + void setTop(const QFxAnchorLine &edge); + + QFxAnchorLine bottom() const; + void setBottom(const QFxAnchorLine &edge); + + QFxAnchorLine verticalCenter() const; + void setVerticalCenter(const QFxAnchorLine &edge); + + int leftMargin() const; + void setLeftMargin(int); + + int rightMargin() const; + void setRightMargin(int); + + int horizontalCenterOffset() const; + void setHorizontalCenterOffset(int); + + int topMargin() const; + void setTopMargin(int); + + int bottomMargin() const; + void setBottomMargin(int); + + int verticalCenterOffset() const; + void setVerticalCenterOffset(int); + + QFxItem *fill() const; + void setFill(QFxItem *); + + QFxItem *centeredIn() const; + void setCenteredIn(QFxItem *); + + UsedAnchors usedAnchors() const; + + void setItem(QFxItem *item); + + void connectHAnchors(); + void connectVAnchors(); + +Q_SIGNALS: + void leftMarginChanged(); + void rightMarginChanged(); + void topMarginChanged(); + void bottomMarginChanged(); + void verticalCenterOffsetChanged(); + void horizontalCenterOffsetChanged(); + +private Q_SLOTS: + void fillChanged(); + void updateLeftAnchor(); + void updateRightAnchor(); + void updateHCenterAnchor(); + void updateTopAnchor(); + void updateBottomAnchor(); + void updateVCenterAnchor(); + +private: + //### should item be a friend? (and make some of the public methods private or protected) + Q_DISABLE_COPY(QFxAnchors) + Q_DECLARE_PRIVATE(QFxAnchors) +}; + +QML_DECLARE_TYPE(QFxAnchors); + + +QT_END_NAMESPACE + +QT_END_HEADER +#endif |