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Diffstat (limited to 'src/quick/designer/qquickdesignersupport_p.h')
| -rw-r--r-- | src/quick/designer/qquickdesignersupport_p.h | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/src/quick/designer/qquickdesignersupport_p.h b/src/quick/designer/qquickdesignersupport_p.h new file mode 100644 index 0000000000..e15c109f7b --- /dev/null +++ b/src/quick/designer/qquickdesignersupport_p.h @@ -0,0 +1,166 @@ +/**************************************************************************** +** +** Copyright (C) 2015 The Qt Company Ltd. +** Contact: http://www.qt.io/licensing/ +** +** This file is part of the QtQuick module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL21$ +** 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 http://www.qt.io/terms-conditions. For further +** information use the contact form at http://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 2.1 or version 3 as published by the Free +** Software Foundation and appearing in the file LICENSE.LGPLv21 and +** LICENSE.LGPLv3 included in the packaging of this file. Please review the +** following information to ensure the GNU Lesser General Public License +** requirements will be met: https://www.gnu.org/licenses/lgpl.html and +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** As a special exception, The Qt Company gives you certain additional +** rights. These rights are described in The Qt Company LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef DESIGNERSUPPORT_H +#define DESIGNERSUPPORT_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 <QtQuick/qtquickglobal.h> +#include <QtCore/QtGlobal> +#include <QtCore/QHash> +#include <QtCore/QRectF> + +QT_BEGIN_NAMESPACE + +class QQuickItem; +class QSGLayer; +class QImage; +class QTransform; +class QQmlContext; +class QQuickView; +class QObject; +class QQuickWindow; + +class Q_QUICK_EXPORT QQuickDesignerSupport +{ +public: + typedef QByteArray PropertyName; + typedef QList<PropertyName> PropertyNameList; + typedef QByteArray TypeName; + + enum DirtyType { + TransformOrigin = 0x00000001, + Transform = 0x00000002, + BasicTransform = 0x00000004, + Position = 0x00000008, + Size = 0x00000010, + + ZValue = 0x00000020, + Content = 0x00000040, + Smooth = 0x00000080, + OpacityValue = 0x00000100, + ChildrenChanged = 0x00000200, + ChildrenStackingChanged = 0x00000400, + ParentChanged = 0x00000800, + + Clip = 0x00001000, + Window = 0x00002000, + + EffectReference = 0x00008000, + Visible = 0x00010000, + HideReference = 0x00020000, + + TransformUpdateMask = TransformOrigin | Transform | BasicTransform | Position | Size | Window, + ComplexTransformUpdateMask = Transform | Window, + ContentUpdateMask = Size | Content | Smooth | Window, + ChildrenUpdateMask = ChildrenChanged | ChildrenStackingChanged | EffectReference | Window, + AllMask = TransformUpdateMask | ContentUpdateMask | ChildrenUpdateMask + }; + + + QQuickDesignerSupport(); + ~QQuickDesignerSupport(); + + void refFromEffectItem(QQuickItem *referencedItem, bool hide = true); + void derefFromEffectItem(QQuickItem *referencedItem, bool unhide = true); + + QImage renderImageForItem(QQuickItem *referencedItem, const QRectF &boundingRect, const QSize &imageSize); + + static bool isDirty(QQuickItem *referencedItem, DirtyType dirtyType); + static void addDirty(QQuickItem *referencedItem, DirtyType dirtyType); + static void resetDirty(QQuickItem *referencedItem); + + static QTransform windowTransform(QQuickItem *referencedItem); + static QTransform parentTransform(QQuickItem *referencedItem); + + static bool isAnchoredTo(QQuickItem *fromItem, QQuickItem *toItem); + static bool areChildrenAnchoredTo(QQuickItem *fromItem, QQuickItem *toItem); + static bool hasAnchor(QQuickItem *item, const QString &name); + static QQuickItem *anchorFillTargetItem(QQuickItem *item); + static QQuickItem *anchorCenterInTargetItem(QQuickItem *item); + static QPair<QString, QObject*> anchorLineTarget(QQuickItem *item, const QString &name, QQmlContext *context); + static void resetAnchor(QQuickItem *item, const QString &name); + static void emitComponentCompleteSignalForAttachedProperty(QQuickItem *item); + + static QList<QObject*> statesForItem(QQuickItem *item); + + static bool isComponentComplete(QQuickItem *item); + + static int borderWidth(QQuickItem *item); + + static void refreshExpressions(QQmlContext *context); + + static void setRootItem(QQuickView *view, QQuickItem *item); + + static bool isValidWidth(QQuickItem *item); + static bool isValidHeight(QQuickItem *item); + + static void updateDirtyNode(QQuickItem *item); + + static void activateDesignerWindowManager(); + static void activateDesignerMode(); + + static void disableComponentComplete(); + static void enableComponentComplete(); + + static void createOpenGLContext(QQuickWindow *window); + + static void polishItems(QQuickWindow *window); + +private: + QHash<QQuickItem*, QSGLayer*> m_itemTextureHash; +}; + +class Q_QUICK_EXPORT ComponentCompleteDisabler +{ +public: + ComponentCompleteDisabler(); + + ~ComponentCompleteDisabler(); +}; + +typedef QQuickDesignerSupport DesignerSupport; + +QT_END_NAMESPACE + +#endif // DESIGNERSUPPORT_H |