diff options
Diffstat (limited to 'src/qml/qml/v8')
-rw-r--r-- | src/qml/qml/v8/qqmlbuiltinfunctions.cpp | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/src/qml/qml/v8/qqmlbuiltinfunctions.cpp b/src/qml/qml/v8/qqmlbuiltinfunctions.cpp index b0e490b5c9..e859224aea 100644 --- a/src/qml/qml/v8/qqmlbuiltinfunctions.cpp +++ b/src/qml/qml/v8/qqmlbuiltinfunctions.cpp @@ -434,11 +434,16 @@ Returns a Matrix4x4 with the specified values. Alternatively, the function may be called with a single argument where that argument is a JavaScript array which contains the sixteen matrix values. +Finally, the function may be called with no arguments and the resulting +matrix will be the identity matrix. */ ReturnedValue QtObject::method_matrix4x4(QV4::CallContext *ctx) { QV4::ExecutionEngine *v4 = ctx->d()->engine; + if (ctx->argc() == 0) + return ctx->engine()->fromVariant(QQml_valueTypeProvider()->createValueType(QMetaType::QMatrix4x4, 0, Q_NULLPTR)); + if (ctx->argc() == 1 && ctx->args()[0].isObject()) { bool ok = false; QVariant v = QQml_valueTypeProvider()->createVariantFromJsObject(QMetaType::QMatrix4x4, QQmlV4Handle(ctx->args()[0]), v4, &ok); @@ -1069,10 +1074,23 @@ If the optional \a mode parameter is set to \c Component.Asynchronous, the component will be loaded in a background thread. The Component::status property will be \c Component.Loading while it is loading. The status will change to \c Component.Ready if the component loads successfully, or \c Component.Error -if loading fails. +if loading fails. This parameter defaults to \c Component.PreferSynchronous +if omitted. + +If \a mode is set to \c Component.PreferSynchronous, Qt will attempt to load +the component synchronously, but may end up loading it asynchronously if +necessary. Scenarios that may cause asynchronous loading include, but are not +limited to, the following: + +\list +\li The URL refers to a network resource +\li The component is being created as a result of another component that is +being loaded asynchronously +\endlist If the optional \a parent parameter is given, it should refer to the object -that will become the parent for the created \l Component object. +that will become the parent for the created \l Component object. If no mode +was passed, this can be the second argument. Call \l {Component::createObject()}{Component.createObject()} on the returned component to create an object instance of the component. |