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author | Olivier Goffart <olivier.goffart@nokia.com> | 2011-03-31 13:54:58 (GMT) |
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committer | Olivier Goffart <olivier.goffart@nokia.com> | 2011-03-31 13:54:58 (GMT) |
commit | 37feac98c573a099502fddfb5703c2359711b4c4 (patch) | |
tree | 33d74f9650065de4564bc0d749ca50bd65b13a2c /src/declarative/qml/qdeclarativecontext.cpp | |
parent | 7b18baf23b1e8c663872b2b25b1323798b1d09df (diff) | |
parent | b764d3e6cb114988394e7500236ba087a3385a50 (diff) | |
download | Qt-37feac98c573a099502fddfb5703c2359711b4c4.zip Qt-37feac98c573a099502fddfb5703c2359711b4c4.tar.gz Qt-37feac98c573a099502fddfb5703c2359711b4c4.tar.bz2 |
Merge remote-tracking branch 'origin/4.7' into qt-master-from-4.7
Conflicts:
doc/src/declarative/example-slideswitch.qdoc
doc/src/development/qmake-manual.qdoc
doc/src/snippets/code/doc_src_qmake-manual.pro
doc/src/snippets/code/doc_src_qtscript.qdoc
src/corelib/animation/qabstractanimation.cpp
src/s60installs/bwins/QtOpenGLu.def
src/s60installs/eabi/QtOpenGLu.def
src/s60installs/eabi/QtOpenVGu.def
tests/auto/qdir/qdir.pro
tests/auto/qsslsocket/tst_qsslsocket.cpp
tools/qdoc3/doc/qdoc-manual.qdocconf
Diffstat (limited to 'src/declarative/qml/qdeclarativecontext.cpp')
-rw-r--r-- | src/declarative/qml/qdeclarativecontext.cpp | 46 |
1 files changed, 23 insertions, 23 deletions
diff --git a/src/declarative/qml/qdeclarativecontext.cpp b/src/declarative/qml/qdeclarativecontext.cpp index dc6b085..7637b72 100644 --- a/src/declarative/qml/qdeclarativecontext.cpp +++ b/src/declarative/qml/qdeclarativecontext.cpp @@ -72,10 +72,10 @@ QDeclarativeContextPrivate::QDeclarativeContextPrivate() Contexts allow data to be exposed to the QML components instantiated by the QML engine. - Each QDeclarativeContext contains a set of properties, distinct from its QObject - properties, that allow data to be explicitly bound to a context by name. The - context properties are defined and updated by calling - QDeclarativeContext::setContextProperty(). The following example shows a Qt model + Each QDeclarativeContext contains a set of properties, distinct from its QObject + properties, that allow data to be explicitly bound to a context by name. The + context properties are defined and updated by calling + QDeclarativeContext::setContextProperty(). The following example shows a Qt model being bound to a context and then accessed from a QML file. \code @@ -97,8 +97,8 @@ QDeclarativeContextPrivate::QDeclarativeContextPrivate() To simplify binding and maintaining larger data sets, a context object can be set on a QDeclarativeContext. All the properties of the context object are available by name in the context, as though they were all individually added through calls - to QDeclarativeContext::setContextProperty(). Changes to the property's values are - detected through the property's notify signal. Setting a context object is both + to QDeclarativeContext::setContextProperty(). Changes to the property's values are + detected through the property's notify signal. Setting a context object is both faster and easier than manually adding and maintaing context property values. The following example has the same effect as the previous one, but it uses a context @@ -121,7 +121,7 @@ QDeclarativeContextPrivate::QDeclarativeContextPrivate() component.create(context); \endcode - All properties added explicitly by QDeclarativeContext::setContextProperty() take + All properties added explicitly by QDeclarativeContext::setContextProperty() take precedence over the context object's properties. \section2 The Context Hierarchy @@ -147,8 +147,8 @@ QDeclarativeContextPrivate::QDeclarativeContextPrivate() context2->setContextProperty("b", 15); \endcode - While QML objects instantiated in a context are not strictly owned by that - context, their bindings are. If a context is destroyed, the property bindings of + While QML objects instantiated in a context are not strictly owned by that + context, their bindings are. If a context is destroyed, the property bindings of outstanding QML objects will stop evaluating. \warning Setting the context object or adding new context properties after an object @@ -156,7 +156,7 @@ QDeclarativeContextPrivate::QDeclarativeContextPrivate() to reevaluate). Thus whenever possible you should complete "setup" of the context before using it to create any objects. - \sa {Using QML in C++ Applications} + \sa {Using QML Bindings in C++ Applications} */ /*! \internal */ @@ -223,7 +223,7 @@ QDeclarativeContext::~QDeclarativeContext() /*! Returns whether the context is valid. - To be valid, a context must have a engine, and it's contextObject(), if any, + To be valid, a context must have a engine, and it's contextObject(), if any, must not have been deleted. */ bool QDeclarativeContext::isValid() const @@ -384,7 +384,7 @@ QVariant QDeclarativeContext::contextProperty(const QString &name) const if (data->contextObject) { QObject *obj = data->contextObject; QDeclarativePropertyCache::Data local; - QDeclarativePropertyCache::Data *property = + QDeclarativePropertyCache::Data *property = QDeclarativePropertyCache::property(data->engine, obj, name, local); if (property) value = obj->metaObject()->property(property->coreIndex).read(obj); @@ -461,7 +461,7 @@ QUrl QDeclarativeContext::baseUrl() const { Q_D(const QDeclarativeContext); const QDeclarativeContextData* data = d->data; - while (data && data->url.isEmpty()) + while (data && data->url.isEmpty()) data = data->parent; if (data) @@ -515,7 +515,7 @@ QDeclarativeContextData::QDeclarativeContextData(QDeclarativeContext *ctxt) void QDeclarativeContextData::invalidate() { - while (childContexts) + while (childContexts) childContexts->invalidate(); while (componentAttached) { @@ -570,7 +570,7 @@ void QDeclarativeContextData::clearContext() void QDeclarativeContextData::destroy() { - if (linkedContext) + if (linkedContext) linkedContext->destroy(); if (engine) invalidate(); @@ -626,9 +626,9 @@ void QDeclarativeContextData::setParent(QDeclarativeContextData *p) } } -/* -Refreshes all expressions that could possibly depend on this context. Refreshing flushes all -context-tree dependent caches in the expressions, and should occur every time the context tree +/* +Refreshes all expressions that could possibly depend on this context. Refreshing flushes all +context-tree dependent caches in the expressions, and should occur every time the context tree *structure* (not values) changes. */ void QDeclarativeContextData::refreshExpressions() @@ -656,7 +656,7 @@ void QDeclarativeContextData::addObject(QObject *o) data->outerContext = this; data->nextContextObject = contextObjects; - if (data->nextContextObject) + if (data->nextContextObject) data->nextContextObject->prevContextObject = &data->nextContextObject; data->prevContextObject = &contextObjects; contextObjects = data; @@ -664,7 +664,7 @@ void QDeclarativeContextData::addObject(QObject *o) void QDeclarativeContextData::addImportedScript(const QDeclarativeParser::Object::ScriptBlock &script) { - if (!engine) + if (!engine) return; QDeclarativeEnginePrivate *enginePriv = QDeclarativeEnginePrivate::get(engine); @@ -684,7 +684,7 @@ void QDeclarativeContextData::addImportedScript(const QDeclarativeParser::Object scriptContext->pushScope(enginePriv->contextClass->newUrlContext(url)); scriptContext->pushScope(enginePriv->globalClass->staticGlobalObject()); - + QScriptValue scope = QScriptDeclarativeClass::newStaticScopeObject(scriptEngine); scriptContext->pushScope(scope); @@ -752,7 +752,7 @@ QString QDeclarativeContextData::findObjectId(const QObject *obj) const for (int i=0; i<idValueCount; i++) { if (idValues[i] == obj) return propertyNames->findId(i); - } + } if (linkedContext) return linkedContext->findObjectId(obj); @@ -761,7 +761,7 @@ QString QDeclarativeContextData::findObjectId(const QObject *obj) const QDeclarativeContext *QDeclarativeContextData::asQDeclarativeContext() { - if (!publicContext) + if (!publicContext) publicContext = new QDeclarativeContext(this); return publicContext; } |