examples/declarative/dynamic/dynamic.js


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var dynamicObject = null;
var fourthBox = null;
var component = null;
var started = false;

function createQml(p) {
    return createQmlObject('DynRect {}', p, 'DynPart.qml');
}

function destroyDynamicObject() {
    if (!(dynamicObject == null)) {
        dynamicObject.destroy();
        dynamicObject = null;
    }
}

function instantCreateWithComponent() {//Like create, but assumes instant readyness
    if (dynamicObject != null)//Already made
        return null;
    component = createComponent("dynamic.qml");
    dynamicObject = component.createObject();

    if (dynamicObject == null) {
        print("error creating component");
    } else {
        dynamicObject.parent = targetItem;
        return dynamicObject;
    }
    return null;
}

function finishCreation() {
    if (component.isReady && dynamicObject == null) {
        dynamicObject = component.createObject();
        dynamicObject.parent = targetItem;
    } else if (component.isError) {
        dynamicObject = null;
        print("error creating component");
        print(component.errorsString());
    }
}

function createWithComponent() {
    if (component != null) {
        return finishCreation();
    }
    if (started != false) {
        finishCreation();//Remakes if destroyed
        return dynamicObject;
    }
    started = true;
    component = createComponent("dynamic.qml");
    finishCreation();
    if (dynamicObject != null) {
        return dynamicObject;
    }
    component.statusChanged.connect(finishCreation);
    return null;
}