From 93135ba7f52e0ccbbcd8bda390a69d089da62b83 Mon Sep 17 00:00:00 2001 From: Thiago Macieira Date: Wed, 31 Mar 2010 12:12:43 +0200 Subject: Revert 4.6 commits that shouldn't be in 4.7. Commits reverted: 880e4935410769b8337d75f219bef70493c4bb2c 82a306e7dda06909801f576bbbbebb59dc41c563 6cb935dd89a391f792f8ad42012b5c7c38712f17 ebd1c45822aca087be994c898cfb01cd41599429 4e4c0055d59978850796ff8c1b5015e17459e8d2 --- src/gui/graphicsview/qgraphicsitem.cpp | 103 +++++++++++++++++++++ src/gui/graphicsview/qgraphicsitem.h | 7 ++ src/gui/graphicsview/qgraphicsitem_p.h | 68 ++++++++++++++ src/gui/graphicsview/qgraphicswidget.cpp | 15 ++- src/gui/graphicsview/qgraphicswidget.h | 2 + src/gui/graphicsview/qgraphicswidget_p.cpp | 51 ++++++++++ src/gui/graphicsview/qgraphicswidget_p.h | 9 ++ tests/auto/qgraphicswidget/tst_qgraphicswidget.cpp | 35 ++++++- 8 files changed, 287 insertions(+), 3 deletions(-) diff --git a/src/gui/graphicsview/qgraphicsitem.cpp b/src/gui/graphicsview/qgraphicsitem.cpp index 65ccf72..e5471b0 100644 --- a/src/gui/graphicsview/qgraphicsitem.cpp +++ b/src/gui/graphicsview/qgraphicsitem.cpp @@ -5248,6 +5248,8 @@ void QGraphicsItemPrivate::addChild(QGraphicsItem *child) needSortChildren = 1; // ### maybe 0 child->d_ptr->siblingIndex = children.size(); children.append(child); + if (isObject) + emit static_cast(q_ptr)->childrenChanged(); } /*! @@ -5270,6 +5272,8 @@ void QGraphicsItemPrivate::removeChild(QGraphicsItem *child) // the child is not guaranteed to be at the index after the list is sorted. // (see ensureSortedChildren()). child->d_ptr->siblingIndex = -1; + if (isObject) + emit static_cast(q_ptr)->childrenChanged(); } /*! @@ -7477,6 +7481,88 @@ void QGraphicsObject::ungrabGesture(Qt::GestureType gesture) } } +void QGraphicsItemPrivate::append(QDeclarativeListProperty *list, QGraphicsObject *item) +{ + QGraphicsItemPrivate::get(item)->setParentItemHelper(static_cast(list->object), /*newParentVariant=*/0, /*thisPointerVariant=*/0); +} + +/*! + Returns a list of this item's children. + + The items are sorted by stacking order. This takes into account both the + items' insertion order and their Z-values. + +*/ +QDeclarativeListProperty QGraphicsItemPrivate::childrenList() +{ + Q_Q(QGraphicsItem); + if (isObject) { + QGraphicsObject *that = static_cast(q); + return QDeclarativeListProperty(that, &children, QGraphicsItemPrivate::append); + } else { + //QGraphicsItem is not supported for this property + return QDeclarativeListProperty(); + } +} + +/*! + \internal + Returns the width of the item + Reimplemented by QGraphicsWidget +*/ +qreal QGraphicsItemPrivate::width() const +{ + return 0; +} + +/*! + \internal + Set the width of the item + Reimplemented by QGraphicsWidget +*/ +void QGraphicsItemPrivate::setWidth(qreal w) +{ + Q_UNUSED(w); +} + +/*! + \internal + Reset the width of the item + Reimplemented by QGraphicsWidget +*/ +void QGraphicsItemPrivate::resetWidth() +{ +} + +/*! + \internal + Returns the height of the item + Reimplemented by QGraphicsWidget +*/ +qreal QGraphicsItemPrivate::height() const +{ + return 0; +} + +/*! + \internal + Set the height of the item + Reimplemented by QGraphicsWidget +*/ +void QGraphicsItemPrivate::setHeight(qreal h) +{ + Q_UNUSED(h); +} + +/*! + \internal + Reset the height of the item + Reimplemented by QGraphicsWidget +*/ +void QGraphicsItemPrivate::resetHeight() +{ +} + /*! \property QGraphicsObject::parent \brief the parent of the item @@ -7663,6 +7749,23 @@ void QGraphicsObject::ungrabGesture(Qt::GestureType gesture) \sa scale, rotation, QGraphicsItem::transformOriginPoint() */ +/*! + \fn void QGraphicsObject::widthChanged() + \internal +*/ + +/*! + \fn void QGraphicsObject::heightChanged() + \internal +*/ + +/*! + + \fn QGraphicsObject::childrenChanged() + + This signal gets emitted whenever the children list changes + \internal +*/ /*! \class QAbstractGraphicsShapeItem diff --git a/src/gui/graphicsview/qgraphicsitem.h b/src/gui/graphicsview/qgraphicsitem.h index 56f94a2..22be64c 100644 --- a/src/gui/graphicsview/qgraphicsitem.h +++ b/src/gui/graphicsview/qgraphicsitem.h @@ -547,6 +547,10 @@ class Q_GUI_EXPORT QGraphicsObject : public QObject, public QGraphicsItem Q_PROPERTY(qreal rotation READ rotation WRITE setRotation NOTIFY rotationChanged) Q_PROPERTY(qreal scale READ scale WRITE setScale NOTIFY scaleChanged) Q_PROPERTY(QPointF transformOriginPoint READ transformOriginPoint WRITE setTransformOriginPoint) + Q_PRIVATE_PROPERTY(QGraphicsItem::d_func(), QDeclarativeListProperty children READ childrenList DESIGNABLE false NOTIFY childrenChanged) + Q_PRIVATE_PROPERTY(QGraphicsItem::d_func(), qreal width READ width WRITE setWidth NOTIFY widthChanged RESET resetWidth FINAL) + Q_PRIVATE_PROPERTY(QGraphicsItem::d_func(), qreal height READ height WRITE setHeight NOTIFY heightChanged RESET resetHeight FINAL) + Q_CLASSINFO("DefaultProperty", "children") Q_INTERFACES(QGraphicsItem) public: QGraphicsObject(QGraphicsItem *parent = 0); @@ -571,6 +575,9 @@ Q_SIGNALS: void zChanged(); void rotationChanged(); void scaleChanged(); + void childrenChanged(); + void widthChanged(); + void heightChanged(); protected: QGraphicsObject(QGraphicsItemPrivate &dd, QGraphicsItem *parent, QGraphicsScene *scene); diff --git a/src/gui/graphicsview/qgraphicsitem_p.h b/src/gui/graphicsview/qgraphicsitem_p.h index c256f63..73b8f04 100644 --- a/src/gui/graphicsview/qgraphicsitem_p.h +++ b/src/gui/graphicsview/qgraphicsitem_p.h @@ -71,6 +71,63 @@ QT_BEGIN_NAMESPACE class QGraphicsItemPrivate; +#ifndef QDECLARATIVELISTPROPERTY +#define QDECLARATIVELISTPROPERTY +template +class QDeclarativeListProperty { +public: + typedef void (*AppendFunction)(QDeclarativeListProperty *, T*); + typedef int (*CountFunction)(QDeclarativeListProperty *); + typedef T *(*AtFunction)(QDeclarativeListProperty *, int); + typedef void (*ClearFunction)(QDeclarativeListProperty *); + + QDeclarativeListProperty() + : object(0), data(0), append(0), count(0), at(0), clear(0), dummy1(0), dummy2(0) {} + QDeclarativeListProperty(QObject *o, QList &list) + : object(o), data(&list), append(qlist_append), count(qlist_count), at(qlist_at), + clear(qlist_clear), dummy1(0), dummy2(0) {} + QDeclarativeListProperty(QObject *o, void *d, AppendFunction a, CountFunction c = 0, AtFunction t = 0, + ClearFunction r = 0) + : object(o), data(d), append(a), count(c), at(t), clear(r), dummy1(0), dummy2(0) {} + + bool operator==(const QDeclarativeListProperty &o) const { + return object == o.object && + data == o.data && + append == o.append && + count == o.count && + at == o.at && + clear == o.clear; + } + + QObject *object; + void *data; + + AppendFunction append; + + CountFunction count; + AtFunction at; + + ClearFunction clear; + + void *dummy1; + void *dummy2; + +private: + static void qlist_append(QDeclarativeListProperty *p, T *v) { + ((QList *)p->data)->append(v); + } + static int qlist_count(QDeclarativeListProperty *p) { + return ((QList *)p->data)->count(); + } + static T *qlist_at(QDeclarativeListProperty *p, int idx) { + return ((QList *)p->data)->at(idx); + } + static void qlist_clear(QDeclarativeListProperty *p) { + return ((QList *)p->data)->clear(); + } +}; +#endif + class QGraphicsItemCache { public: @@ -238,6 +295,7 @@ public: void resolveDepth(); void addChild(QGraphicsItem *child); void removeChild(QGraphicsItem *child); + QDeclarativeListProperty childrenList(); void setParentItemHelper(QGraphicsItem *parent, const QVariant *newParentVariant, const QVariant *thisPointerVariant); void childrenBoundingRectHelper(QTransform *x, QRectF *rect); @@ -424,11 +482,21 @@ public: inline QTransform transformToParent() const; inline void ensureSortedChildren(); + static void append(QDeclarativeListProperty *list, QGraphicsObject *item); static inline bool insertionOrder(QGraphicsItem *a, QGraphicsItem *b); void ensureSequentialSiblingIndex(); inline void sendScenePosChange(); virtual void siblingOrderChange(); + // Private Properties + virtual qreal width() const; + virtual void setWidth(qreal); + virtual void resetWidth(); + + virtual qreal height() const; + virtual void setHeight(qreal); + virtual void resetHeight(); + QRectF childrenBoundingRect; QRectF needsRepaint; QMap paintedViewBoundingRects; diff --git a/src/gui/graphicsview/qgraphicswidget.cpp b/src/gui/graphicsview/qgraphicswidget.cpp index edb648b..8e439be 100644 --- a/src/gui/graphicsview/qgraphicswidget.cpp +++ b/src/gui/graphicsview/qgraphicswidget.cpp @@ -324,6 +324,14 @@ void QGraphicsWidget::resize(const QSizeF &size) */ /*! + + \fn QGraphicsWidget::geometryChanged() + + This signal gets emitted whenever the geometry of the item changes + \internal +*/ + +/*! \property QGraphicsWidget::geometry \brief the geometry of the widget @@ -384,13 +392,17 @@ void QGraphicsWidget::setGeometry(const QRectF &rect) } QSizeF oldSize = size(); QGraphicsLayoutItem::setGeometry(newGeom); - + emit geometryChanged(); // Send resize event bool resized = newGeom.size() != oldSize; if (resized) { QGraphicsSceneResizeEvent re; re.setOldSize(oldSize); re.setNewSize(newGeom.size()); + if (oldSize.width() != newGeom.size().width()) + emit widthChanged(); + if (oldSize.height() != newGeom.size().height()) + emit heightChanged(); QApplication::sendEvent(this, &re); } } @@ -795,6 +807,7 @@ void QGraphicsWidget::setLayout(QGraphicsLayout *l) l->setParentLayoutItem(this); l->d_func()->reparentChildItems(this); l->invalidate(); + emit layoutChanged(); } /*! diff --git a/src/gui/graphicsview/qgraphicswidget.h b/src/gui/graphicsview/qgraphicswidget.h index 87c669b..a22b642 100644 --- a/src/gui/graphicsview/qgraphicswidget.h +++ b/src/gui/graphicsview/qgraphicswidget.h @@ -83,6 +83,7 @@ class Q_GUI_EXPORT QGraphicsWidget : public QGraphicsObject, public QGraphicsLay Q_PROPERTY(QString windowTitle READ windowTitle WRITE setWindowTitle) Q_PROPERTY(QRectF geometry READ geometry WRITE setGeometry NOTIFY geometryChanged) Q_PROPERTY(bool autoFillBackground READ autoFillBackground WRITE setAutoFillBackground) + Q_PROPERTY(QGraphicsLayout* layout READ layout WRITE setLayout NOTIFY layoutChanged) public: QGraphicsWidget(QGraphicsItem *parent = 0, Qt::WindowFlags wFlags = 0); ~QGraphicsWidget(); @@ -180,6 +181,7 @@ public: Q_SIGNALS: void geometryChanged(); + void layoutChanged(); public Q_SLOTS: bool close(); diff --git a/src/gui/graphicsview/qgraphicswidget_p.cpp b/src/gui/graphicsview/qgraphicswidget_p.cpp index 1835c74..6e397b6 100644 --- a/src/gui/graphicsview/qgraphicswidget_p.cpp +++ b/src/gui/graphicsview/qgraphicswidget_p.cpp @@ -44,6 +44,7 @@ #ifndef QT_NO_GRAPHICSVIEW #include +#include #include "qgraphicswidget_p.h" #include "qgraphicslayout.h" #include "qgraphicsscene_p.h" @@ -825,6 +826,56 @@ void QGraphicsWidgetPrivate::setLayout_helper(QGraphicsLayout *l) } } +qreal QGraphicsWidgetPrivate::width() const +{ + Q_Q(const QGraphicsWidget); + return q->geometry().width(); +} + +void QGraphicsWidgetPrivate::setWidth(qreal w) +{ + if (qIsNaN(w)) + return; + Q_Q(QGraphicsWidget); + if (q->geometry().width() == w) + return; + + QRectF oldGeom = q->geometry(); + + q->setGeometry(QRectF(q->x(), q->y(), w, height())); +} + +void QGraphicsWidgetPrivate::resetWidth() +{ + Q_Q(QGraphicsWidget); + q->setGeometry(QRectF(q->x(), q->y(), 0, height())); +} + +qreal QGraphicsWidgetPrivate::height() const +{ + Q_Q(const QGraphicsWidget); + return q->geometry().height(); +} + +void QGraphicsWidgetPrivate::setHeight(qreal h) +{ + if (qIsNaN(h)) + return; + Q_Q(QGraphicsWidget); + if (q->geometry().height() == h) + return; + + QRectF oldGeom = q->geometry(); + + q->setGeometry(QRectF(q->x(), q->y(), width(), h)); +} + +void QGraphicsWidgetPrivate::resetHeight() +{ + Q_Q(QGraphicsWidget); + q->setGeometry(QRectF(q->x(), q->y(), width(), 0)); +} + QT_END_NAMESPACE #endif //QT_NO_GRAPHICSVIEW diff --git a/src/gui/graphicsview/qgraphicswidget_p.h b/src/gui/graphicsview/qgraphicswidget_p.h index 3ab8737..7116a23 100644 --- a/src/gui/graphicsview/qgraphicswidget_p.h +++ b/src/gui/graphicsview/qgraphicswidget_p.h @@ -131,6 +131,15 @@ public: void windowFrameHoverLeaveEvent(QGraphicsSceneHoverEvent *event); bool hasDecoration() const; + // Private Properties + qreal width() const; + void setWidth(qreal); + void resetWidth(); + + qreal height() const; + void setHeight(qreal); + void resetHeight(); + // State inline int attributeToBitIndex(Qt::WidgetAttribute att) const { diff --git a/tests/auto/qgraphicswidget/tst_qgraphicswidget.cpp b/tests/auto/qgraphicswidget/tst_qgraphicswidget.cpp index 2a1c55a..3313240 100644 --- a/tests/auto/qgraphicswidget/tst_qgraphicswidget.cpp +++ b/tests/auto/qgraphicswidget/tst_qgraphicswidget.cpp @@ -111,6 +111,8 @@ private slots: void fontPropagationSceneChange(); void geometry_data(); void geometry(); + void width(); + void height(); void getContentsMargins_data(); void getContentsMargins(); void initStyleOption_data(); @@ -766,14 +768,42 @@ void tst_QGraphicsWidget::geometry() { SubQGraphicsWidget widget; QCOMPARE(widget.geometry(), QRectF(widget.pos(), widget.size())); - + QSignalSpy spy(&widget, SIGNAL(geometryChanged())); QFETCH(QPointF, pos); QFETCH(QSizeF, size); widget.setPos(pos); widget.resize(size); + if (!size.isNull()) + QCOMPARE(spy.count(), 1); QCOMPARE(widget.geometry(), QRectF(pos, size)); } +void tst_QGraphicsWidget::width() +{ + QGraphicsWidget w; + QCOMPARE(w.property("width").toReal(), qreal(0)); + QSignalSpy spy(&w, SIGNAL(widthChanged())); + w.setProperty("width", qreal(50)); + QCOMPARE(w.property("width").toReal(), qreal(50)); + QCOMPARE(spy.count(), 1); + //calling old school setGeometry should work too + w.setGeometry(0, 0, 200, 200); + QCOMPARE(spy.count(), 2); +} + +void tst_QGraphicsWidget::height() +{ + QGraphicsWidget w; + QCOMPARE(w.property("height").toReal(), qreal(0)); + QSignalSpy spy(&w, SIGNAL(heightChanged())); + w.setProperty("height", qreal(50)); + QCOMPARE(w.property("height").toReal(), qreal(50)); + QCOMPARE(spy.count(), 1); + //calling old school setGeometry should work too + w.setGeometry(0, 0, 200, 200); + QCOMPARE(spy.count(), 2); +} + void tst_QGraphicsWidget::getContentsMargins_data() { QTest::addColumn("left"); @@ -913,6 +943,7 @@ void tst_QGraphicsWidget::layout() layout->addItem(item); children.append(item); } + QSignalSpy spy(&widget, SIGNAL(layoutChanged())); widget.setLayout(layout); QTRY_COMPARE(widget.layout(), static_cast(layout)); @@ -921,7 +952,7 @@ void tst_QGraphicsWidget::layout() QCOMPARE(item->parentWidget(), (QGraphicsWidget *)&widget); QVERIFY(item->geometry() != QRectF(0, 0, -1, -1)); } - + QCOMPARE(spy.count(), 1); // don't crash widget.setLayout(0); } -- cgit v0.12