Hi Bo
I tried the same from pure QML, everything works fine :/
http://pastebin.com/DHYai3RB
Not that big help for your case, but at least you know that QML part is fine.
BR,
Artem.
On Aug 24, 2011, at 11:20 AM, Bo Thorsen wrote:
> Hi all,
>
> I am trying to create a stackedwidget like item with this QML code:
>
> Item {
> id: window
> anchors.fill: parent
>
> Item {
> id: windowRect
> objectName: "windowRect"
>
> anchors.fill: parent
>
> property string current: ""
> onCurrentChanged: setOpacities();
>
> function setOpacities() {
> console.log("w_length: " + stack.children.length);
> }
>
> Item {
> id: stack
> objectName: "stack"
> width: window.width
> anchors.fill: parent
>
> function printChildren() {
> console.log("s_length: " + children.length)
> }
> }
> }
> }
>
> I modify the stack from C++ like this:
>
> QDeclarativeItem* stack =
> view->rootObject()->findChild<QDeclarativeItem*>("stack");
> Q_ASSERT(stack);
> page->setParentItem(stack);
> QMetaObject::invokeMethod(stack, "printChildren");
>
> QDeclarativeItem* window =
> view->rootObject()->findChild<QDeclarativeItem*>("windowRect");
> Q_ASSERT(window);
> window->setProperty("current", page->objectName());
> QMetaObject::invokeMethod(stack, "printChildren");
>
> It prints this:
>
> s_length: 1
> w_length: 0
> s_length: 1
>
> What is going on here? How can the length of the list of children of the
> stack be 0 when accessing it from the windowRect function?
>
> Bo Thorsen,
> Fionia Software.
>
> --
>
> Expert Qt and C++ developer for hire
> Contact me if you need expert Qt help
> http://www.fioniasoftware.dk
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