src/declarative/util/qdeclarativestateoperations_p.h
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     1 /****************************************************************************
       
     2 **
       
     3 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
       
     4 ** All rights reserved.
       
     5 ** Contact: Nokia Corporation (qt-info@nokia.com)
       
     6 **
       
     7 ** This file is part of the QtDeclarative module of the Qt Toolkit.
       
     8 **
       
     9 ** $QT_BEGIN_LICENSE:LGPL$
       
    10 ** No Commercial Usage
       
    11 ** This file contains pre-release code and may not be distributed.
       
    12 ** You may use this file in accordance with the terms and conditions
       
    13 ** contained in the Technology Preview License Agreement accompanying
       
    14 ** this package.
       
    15 **
       
    16 ** GNU Lesser General Public License Usage
       
    17 ** Alternatively, this file may be used under the terms of the GNU Lesser
       
    18 ** General Public License version 2.1 as published by the Free Software
       
    19 ** Foundation and appearing in the file LICENSE.LGPL included in the
       
    20 ** packaging of this file.  Please review the following information to
       
    21 ** ensure the GNU Lesser General Public License version 2.1 requirements
       
    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
       
    23 **
       
    24 ** In addition, as a special exception, Nokia gives you certain additional
       
    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception
       
    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
       
    27 **
       
    28 ** If you have questions regarding the use of this file, please contact
       
    29 ** Nokia at qt-info@nokia.com.
       
    30 **
       
    31 **
       
    32 **
       
    33 **
       
    34 **
       
    35 **
       
    36 **
       
    37 **
       
    38 ** $QT_END_LICENSE$
       
    39 **
       
    40 ****************************************************************************/
       
    41 
       
    42 #ifndef QDECLARATIVESTATEOPERATIONS_H
       
    43 #define QDECLARATIVESTATEOPERATIONS_H
       
    44 
       
    45 #include "private/qdeclarativestate_p.h"
       
    46 
       
    47 #include <qdeclarativeitem.h>
       
    48 #include <private/qdeclarativeanchors_p.h>
       
    49 #include <qdeclarativescriptstring.h>
       
    50 
       
    51 QT_BEGIN_HEADER
       
    52 
       
    53 QT_BEGIN_NAMESPACE
       
    54 
       
    55 QT_MODULE(Declarative)
       
    56 
       
    57 class QDeclarativeParentChangePrivate;
       
    58 class Q_DECLARATIVE_EXPORT QDeclarativeParentChange : public QDeclarativeStateOperation, public QDeclarativeActionEvent
       
    59 {
       
    60     Q_OBJECT
       
    61     Q_DECLARE_PRIVATE(QDeclarativeParentChange)
       
    62 
       
    63     Q_PROPERTY(QDeclarativeItem *target READ object WRITE setObject)
       
    64     Q_PROPERTY(QDeclarativeItem *parent READ parent WRITE setParent)
       
    65     Q_PROPERTY(QDeclarativeScriptString x READ x WRITE setX)
       
    66     Q_PROPERTY(QDeclarativeScriptString y READ y WRITE setY)
       
    67     Q_PROPERTY(QDeclarativeScriptString width READ width WRITE setWidth)
       
    68     Q_PROPERTY(QDeclarativeScriptString height READ height WRITE setHeight)
       
    69     Q_PROPERTY(QDeclarativeScriptString scale READ scale WRITE setScale)
       
    70     Q_PROPERTY(QDeclarativeScriptString rotation READ rotation WRITE setRotation)
       
    71 public:
       
    72     QDeclarativeParentChange(QObject *parent=0);
       
    73     ~QDeclarativeParentChange();
       
    74 
       
    75     QDeclarativeItem *object() const;
       
    76     void setObject(QDeclarativeItem *);
       
    77 
       
    78     QDeclarativeItem *parent() const;
       
    79     void setParent(QDeclarativeItem *);
       
    80 
       
    81     QDeclarativeItem *originalParent() const;
       
    82 
       
    83     QDeclarativeScriptString x() const;
       
    84     void setX(QDeclarativeScriptString x);
       
    85     bool xIsSet() const;
       
    86 
       
    87     QDeclarativeScriptString y() const;
       
    88     void setY(QDeclarativeScriptString y);
       
    89     bool yIsSet() const;
       
    90 
       
    91     QDeclarativeScriptString width() const;
       
    92     void setWidth(QDeclarativeScriptString width);
       
    93     bool widthIsSet() const;
       
    94 
       
    95     QDeclarativeScriptString height() const;
       
    96     void setHeight(QDeclarativeScriptString height);
       
    97     bool heightIsSet() const;
       
    98 
       
    99     QDeclarativeScriptString scale() const;
       
   100     void setScale(QDeclarativeScriptString scale);
       
   101     bool scaleIsSet() const;
       
   102 
       
   103     QDeclarativeScriptString rotation() const;
       
   104     void setRotation(QDeclarativeScriptString rotation);
       
   105     bool rotationIsSet() const;
       
   106 
       
   107     virtual ActionList actions();
       
   108 
       
   109     virtual void saveOriginals();
       
   110     //virtual void copyOriginals(QDeclarativeActionEvent*);
       
   111     virtual void execute(Reason reason = ActualChange);
       
   112     virtual bool isReversable();
       
   113     virtual void reverse(Reason reason = ActualChange);
       
   114     virtual QString typeName() const;
       
   115     virtual bool override(QDeclarativeActionEvent*other);
       
   116     virtual void rewind();
       
   117     virtual void saveCurrentValues();
       
   118 };
       
   119 
       
   120 class QDeclarativeStateChangeScriptPrivate;
       
   121 class Q_DECLARATIVE_EXPORT QDeclarativeStateChangeScript : public QDeclarativeStateOperation, public QDeclarativeActionEvent
       
   122 {
       
   123     Q_OBJECT
       
   124     Q_DECLARE_PRIVATE(QDeclarativeStateChangeScript)
       
   125 
       
   126     Q_PROPERTY(QDeclarativeScriptString script READ script WRITE setScript)
       
   127     Q_PROPERTY(QString name READ name WRITE setName)
       
   128 
       
   129 public:
       
   130     QDeclarativeStateChangeScript(QObject *parent=0);
       
   131     ~QDeclarativeStateChangeScript();
       
   132 
       
   133     virtual ActionList actions();
       
   134 
       
   135     virtual QString typeName() const;
       
   136 
       
   137     QDeclarativeScriptString script() const;
       
   138     void setScript(const QDeclarativeScriptString &);
       
   139     
       
   140     QString name() const;
       
   141     void setName(const QString &);
       
   142 
       
   143     virtual void execute(Reason reason = ActualChange);
       
   144 };
       
   145 
       
   146 class QDeclarativeAnchorChanges;
       
   147 class QDeclarativeAnchorSetPrivate;
       
   148 class Q_AUTOTEST_EXPORT QDeclarativeAnchorSet : public QObject
       
   149 {
       
   150     Q_OBJECT
       
   151 
       
   152     Q_PROPERTY(QDeclarativeScriptString left READ left WRITE setLeft RESET resetLeft)
       
   153     Q_PROPERTY(QDeclarativeScriptString right READ right WRITE setRight RESET resetRight)
       
   154     Q_PROPERTY(QDeclarativeScriptString horizontalCenter READ horizontalCenter WRITE setHorizontalCenter RESET resetHorizontalCenter)
       
   155     Q_PROPERTY(QDeclarativeScriptString top READ top WRITE setTop RESET resetTop)
       
   156     Q_PROPERTY(QDeclarativeScriptString bottom READ bottom WRITE setBottom RESET resetBottom)
       
   157     Q_PROPERTY(QDeclarativeScriptString verticalCenter READ verticalCenter WRITE setVerticalCenter RESET resetVerticalCenter)
       
   158     Q_PROPERTY(QDeclarativeScriptString baseline READ baseline WRITE setBaseline RESET resetBaseline)
       
   159     //Q_PROPERTY(QDeclarativeItem *fill READ fill WRITE setFill RESET resetFill)
       
   160     //Q_PROPERTY(QDeclarativeItem *centerIn READ centerIn WRITE setCenterIn RESET resetCenterIn)
       
   161 
       
   162     /*Q_PROPERTY(qreal margins READ margins WRITE setMargins NOTIFY marginsChanged)
       
   163     Q_PROPERTY(qreal leftMargin READ leftMargin WRITE setLeftMargin NOTIFY leftMarginChanged)
       
   164     Q_PROPERTY(qreal rightMargin READ rightMargin WRITE setRightMargin NOTIFY rightMarginChanged)
       
   165     Q_PROPERTY(qreal horizontalCenterOffset READ horizontalCenterOffset WRITE setHorizontalCenterOffset NOTIFY horizontalCenterOffsetChanged())
       
   166     Q_PROPERTY(qreal topMargin READ topMargin WRITE setTopMargin NOTIFY topMarginChanged)
       
   167     Q_PROPERTY(qreal bottomMargin READ bottomMargin WRITE setBottomMargin NOTIFY bottomMarginChanged)
       
   168     Q_PROPERTY(qreal verticalCenterOffset READ verticalCenterOffset WRITE setVerticalCenterOffset NOTIFY verticalCenterOffsetChanged())
       
   169     Q_PROPERTY(qreal baselineOffset READ baselineOffset WRITE setBaselineOffset NOTIFY baselineOffsetChanged())*/
       
   170 
       
   171 public:
       
   172     QDeclarativeAnchorSet(QObject *parent=0);
       
   173     virtual ~QDeclarativeAnchorSet();
       
   174 
       
   175     QDeclarativeScriptString left() const;
       
   176     void setLeft(const QDeclarativeScriptString &edge);
       
   177     void resetLeft();
       
   178 
       
   179     QDeclarativeScriptString right() const;
       
   180     void setRight(const QDeclarativeScriptString &edge);
       
   181     void resetRight();
       
   182 
       
   183     QDeclarativeScriptString horizontalCenter() const;
       
   184     void setHorizontalCenter(const QDeclarativeScriptString &edge);
       
   185     void resetHorizontalCenter();
       
   186 
       
   187     QDeclarativeScriptString top() const;
       
   188     void setTop(const QDeclarativeScriptString &edge);
       
   189     void resetTop();
       
   190 
       
   191     QDeclarativeScriptString bottom() const;
       
   192     void setBottom(const QDeclarativeScriptString &edge);
       
   193     void resetBottom();
       
   194 
       
   195     QDeclarativeScriptString verticalCenter() const;
       
   196     void setVerticalCenter(const QDeclarativeScriptString &edge);
       
   197     void resetVerticalCenter();
       
   198 
       
   199     QDeclarativeScriptString baseline() const;
       
   200     void setBaseline(const QDeclarativeScriptString &edge);
       
   201     void resetBaseline();
       
   202 
       
   203     QDeclarativeItem *fill() const;
       
   204     void setFill(QDeclarativeItem *);
       
   205     void resetFill();
       
   206 
       
   207     QDeclarativeItem *centerIn() const;
       
   208     void setCenterIn(QDeclarativeItem *);
       
   209     void resetCenterIn();
       
   210 
       
   211     /*qreal leftMargin() const;
       
   212     void setLeftMargin(qreal);
       
   213 
       
   214     qreal rightMargin() const;
       
   215     void setRightMargin(qreal);
       
   216 
       
   217     qreal horizontalCenterOffset() const;
       
   218     void setHorizontalCenterOffset(qreal);
       
   219 
       
   220     qreal topMargin() const;
       
   221     void setTopMargin(qreal);
       
   222 
       
   223     qreal bottomMargin() const;
       
   224     void setBottomMargin(qreal);
       
   225 
       
   226     qreal margins() const;
       
   227     void setMargins(qreal);
       
   228 
       
   229     qreal verticalCenterOffset() const;
       
   230     void setVerticalCenterOffset(qreal);
       
   231 
       
   232     qreal baselineOffset() const;
       
   233     void setBaselineOffset(qreal);*/
       
   234 
       
   235     QDeclarativeAnchors::Anchors usedAnchors() const;
       
   236 
       
   237 /*Q_SIGNALS:
       
   238     void leftMarginChanged();
       
   239     void rightMarginChanged();
       
   240     void topMarginChanged();
       
   241     void bottomMarginChanged();
       
   242     void marginsChanged();
       
   243     void verticalCenterOffsetChanged();
       
   244     void horizontalCenterOffsetChanged();
       
   245     void baselineOffsetChanged();*/
       
   246 
       
   247 private:
       
   248     friend class QDeclarativeAnchorChanges;
       
   249     Q_DISABLE_COPY(QDeclarativeAnchorSet)
       
   250     Q_DECLARE_PRIVATE(QDeclarativeAnchorSet)
       
   251 };
       
   252 
       
   253 class QDeclarativeAnchorChangesPrivate;
       
   254 class Q_DECLARATIVE_EXPORT QDeclarativeAnchorChanges : public QDeclarativeStateOperation, public QDeclarativeActionEvent
       
   255 {
       
   256     Q_OBJECT
       
   257     Q_DECLARE_PRIVATE(QDeclarativeAnchorChanges)
       
   258 
       
   259     Q_PROPERTY(QDeclarativeItem *target READ object WRITE setObject)
       
   260     Q_PROPERTY(QDeclarativeAnchorSet *anchors READ anchors CONSTANT)
       
   261 
       
   262 public:
       
   263     QDeclarativeAnchorChanges(QObject *parent=0);
       
   264     ~QDeclarativeAnchorChanges();
       
   265 
       
   266     virtual ActionList actions();
       
   267 
       
   268     QDeclarativeAnchorSet *anchors();
       
   269 
       
   270     QDeclarativeItem *object() const;
       
   271     void setObject(QDeclarativeItem *);
       
   272 
       
   273     virtual void execute(Reason reason = ActualChange);
       
   274     virtual bool isReversable();
       
   275     virtual void reverse(Reason reason = ActualChange);
       
   276     virtual QString typeName() const;
       
   277     virtual bool override(QDeclarativeActionEvent*other);
       
   278     virtual bool changesBindings();
       
   279     virtual void saveOriginals();
       
   280     virtual bool needsCopy() { return true; }
       
   281     virtual void copyOriginals(QDeclarativeActionEvent*);
       
   282     virtual void clearBindings();
       
   283     virtual void rewind();
       
   284     virtual void saveCurrentValues();
       
   285 
       
   286     QList<QDeclarativeAction> additionalActions();
       
   287     virtual void saveTargetValues();
       
   288 };
       
   289 
       
   290 QT_END_NAMESPACE
       
   291 
       
   292 QML_DECLARE_TYPE(QDeclarativeParentChange)
       
   293 QML_DECLARE_TYPE(QDeclarativeStateChangeScript)
       
   294 QML_DECLARE_TYPE(QDeclarativeAnchorSet)
       
   295 QML_DECLARE_TYPE(QDeclarativeAnchorChanges)
       
   296 
       
   297 QT_END_HEADER
       
   298 
       
   299 #endif // QDECLARATIVESTATEOPERATIONS_H