diff options
Diffstat (limited to 'src/declarative/qml/qdeclarativecontext.cpp')
-rw-r--r-- | src/declarative/qml/qdeclarativecontext.cpp | 61 |
1 files changed, 30 insertions, 31 deletions
diff --git a/src/declarative/qml/qdeclarativecontext.cpp b/src/declarative/qml/qdeclarativecontext.cpp index ba4da95..6657fea 100644 --- a/src/declarative/qml/qdeclarativecontext.cpp +++ b/src/declarative/qml/qdeclarativecontext.cpp @@ -42,6 +42,7 @@ #include "qdeclarativecontext.h" #include "private/qdeclarativecontext_p.h" +#include "private/qdeclarativecomponent_p.h" #include "private/qdeclarativeexpression_p.h" #include "private/qdeclarativeengine_p.h" #include "qdeclarativeengine.h" @@ -476,21 +477,34 @@ QObject *QDeclarativeContextPrivate::context_at(QDeclarativeListProperty<QObject QDeclarativeContextData::QDeclarativeContextData() : parent(0), engine(0), isInternal(false), publicContext(0), propertyNames(0), contextObject(0), imports(0), childContexts(0), nextChild(0), prevChild(0), expressions(0), contextObjects(0), - contextGuards(0), idValues(0), idValueCount(0), optimizedBindings(0), linkedContext(0) + contextGuards(0), idValues(0), idValueCount(0), optimizedBindings(0), linkedContext(0), + componentAttached(0) { } QDeclarativeContextData::QDeclarativeContextData(QDeclarativeContext *ctxt) : parent(0), engine(0), isInternal(false), publicContext(ctxt), propertyNames(0), contextObject(0), imports(0), childContexts(0), nextChild(0), prevChild(0), expressions(0), contextObjects(0), - contextGuards(0), idValues(0), idValueCount(0), optimizedBindings(0), linkedContext(0) + contextGuards(0), idValues(0), idValueCount(0), optimizedBindings(0), linkedContext(0), + componentAttached(0) { } -void QDeclarativeContextData::destroy() +void QDeclarativeContextData::invalidate() { - if (linkedContext) - linkedContext->destroy(); + while (childContexts) + childContexts->invalidate(); + + while (componentAttached) { + QDeclarativeComponentAttached *a = componentAttached; + componentAttached = a->next; + if (componentAttached) componentAttached->prev = &componentAttached; + + a->next = 0; + a->prev = 0; + + emit a->destruction(); + } if (prevChild) { *prevChild = nextChild; @@ -498,19 +512,17 @@ void QDeclarativeContextData::destroy() nextChild = 0; prevChild = 0; } - - QDeclarativeContextData *child = childContexts; - while (child) { - QDeclarativeContextData *next = child->nextChild; - child->invalidateEngines(); - child->parent = 0; - child->nextChild = 0; - child->prevChild = 0; + engine = 0; + parent = 0; +} - child = next; - } - childContexts = 0; +void QDeclarativeContextData::destroy() +{ + if (linkedContext) + linkedContext->destroy(); + + if (engine) invalidate(); QDeclarativeAbstractExpression *expression = expressions; while (expression) { @@ -525,7 +537,7 @@ void QDeclarativeContextData::destroy() expressions = 0; while (contextObjects) { - QDeclarativeDeclarativeData *co = contextObjects; + QDeclarativeData *co = contextObjects; contextObjects = contextObjects->nextContextObject; co->context = 0; @@ -573,19 +585,6 @@ void QDeclarativeContextData::setParent(QDeclarativeContextData *p) } } -void QDeclarativeContextData::invalidateEngines() -{ - if (!engine) - return; - engine = 0; - - QDeclarativeContextData *child = childContexts; - while (child) { - child->invalidateEngines(); - child = child->nextChild; - } -} - /* 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 @@ -608,7 +607,7 @@ void QDeclarativeContextData::refreshExpressions() void QDeclarativeContextData::addObject(QObject *o) { - QDeclarativeDeclarativeData *data = QDeclarativeDeclarativeData::get(o, true); + QDeclarativeData *data = QDeclarativeData::get(o, true); Q_ASSERT(data->context == 0); |