Example usage for com.vaadin.client ConnectorHierarchyChangeEvent getOldChildren

Introduction

In this page you can find the example usage for com.vaadin.client ConnectorHierarchyChangeEvent getOldChildren.

Prototype

public List<ComponentConnector> getOldChildren() 

Source Link

Document

Returns a collection of the old children for the connector.

Usage

From source file:org.vaadin.addon.leaflet.client.vaadin.LeafletLayerGroupConnector.java

License:Apache License

@Override
public void onConnectorHierarchyChange(ConnectorHierarchyChangeEvent connectorHierarchyChangeEvent) {
    orphaned = new ArrayList<ComponentConnector>(connectorHierarchyChangeEvent.getOldChildren());
    for (ServerConnector componentConnector : getChildren()) {
        orphaned.remove(componentConnector);
    }//  www.  j  a  va2  s  .c om
    deferUpdate();
}

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From source file:org.vaadin.addon.leaflet.client.vaadin.LeafletMapConnector.java

License:Apache License

@Override
public void onConnectorHierarchyChange(ConnectorHierarchyChangeEvent connectorHierarchyChangeEvent) {
    List<ComponentConnector> oldChildren = connectorHierarchyChangeEvent.getOldChildren();
    updateChildren = new ArrayList<ServerConnector>();
    for (ServerConnector componentConnector : getChildren()) {
        if (!oldChildren.contains(componentConnector)) {
            updateChildren.add(componentConnector);
        }//from   w  w w  .j  ava2  s  . c om
        oldChildren.remove(componentConnector);
    }
    for (ComponentConnector componentConnector : oldChildren) {
        AbstractLeafletLayerConnector<?> c = (AbstractLeafletLayerConnector<?>) componentConnector;
        map.removeLayer(c.getLayer());
        // TODO: This does not work atm.
        if (c instanceof LeafletLayerGroupConnector) {
            String name = connectorIdToNameMap.remove(c.getConnectorId());
            if (name == null) {
                continue;
            }
            Layers removed = lControl.removeLayer(name);
            map.removeControl(lControl);
            map.addControl(removed);
            lControl = removed;
        }
    }

    updateChildrens();
}

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From source file:org.vaadin.addons.portallayout.gwt.client.portal.connection.PortalLayoutConnector.java

License:Apache License

@Override
public void onConnectorHierarchyChange(ConnectorHierarchyChangeEvent event) {
    final List<ComponentConnector> children = getChildComponents();
    final List<ComponentConnector> oldChildren = event.getOldChildren();
    oldChildren.removeAll(children);//www.j  a  va 2  s .c  o m
    headerConnectors.clear();
    for (final ComponentConnector cc : oldChildren) {
        final PortletConnector pc = PortalLayoutUtil.getPortletConnectorForContent(cc);
        if (pc != null) {
            view.removePortlet(pc.getPortletChrome());
        }
    }

    final Iterator<ComponentConnector> it = children.iterator();
    while (it.hasNext()) {
        final ComponentConnector cc = it.next();
        if (getState().contentToPortlet.get(cc) != null) {
            final PortletConnector pc = (PortletConnector) getState().contentToPortlet.get(cc);
            final PortletChrome portletWidget = pc.getPortletChrome();
            cc.getLayoutManager().addElementResizeListener(portletWidget.getAssociatedSlot().getElement(),
                    slotResizeListener);
            getView().addPortlet(pc.getPortletChrome());
        } else {
            headerConnectors.add(cc);
        }
    }
}

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From source file:org.vaadin.alump.fancylayouts.gwt.client.connect.FancyCssLayoutConnector.java

License:Apache License

@Override
public void onConnectorHierarchyChange(ConnectorHierarchyChangeEvent event) {
    // super.onConnectorHierarchyChange(event);

    // Remove old children
    for (ComponentConnector child : event.getOldChildren()) {
        if (child.getParent() != this) {
            Widget widget = child.getWidget();
            if (widget.isAttached()) {
                getWidget().remove(widget);
            }//from ww w.  ja v a2 s.  c o  m
        }
    }

    // Add or move children
    int index = 0;
    for (ComponentConnector child : getChildComponents()) {
        getWidget().addOrMove(child.getWidget(), index);
        ++index;
    }
}

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From source file:org.vaadin.alump.fancylayouts.gwt.client.connect.FancyPanelConnector.java

License:Apache License

@Override
public void onConnectorHierarchyChange(ConnectorHierarchyChangeEvent event) {

    // Remove old children
    for (ComponentConnector child : event.getOldChildren()) {
        if (child.getParent() != this) {
            logger.fine("Remove old child widget");
            Widget widget = child.getWidget();
            if (widget != null && widget.isAttached()) {
                getWidget().remove(widget);
            }/*from w  w w  . j a va  2 s  .co  m*/
        }
    }

    for (ComponentConnector child : getChildComponents()) {
        try {
            getWidget().add(child.getWidget());
        } catch (Exception e) {
            logger.severe("Failed to add! " + e.getMessage());
        }
    }

    ComponentConnector currentConnector = (ComponentConnector) getState().currentComponent;
    if (currentConnector != null) {
        getWidget().setContent(currentConnector.getWidget());
    }

}

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From source file:org.vaadin.alump.gridstack.client.GridStackLayoutConnector.java

License:Apache License

@Override
public void onConnectorHierarchyChange(ConnectorHierarchyChangeEvent event) {
    Duration duration = new Duration();
    getWidget().batchUpdate();// w  w  w .  jav a2s  .c om

    for (ComponentConnector child : event.getOldChildren()) {
        if (child.getParent() != this) {
            Widget widget = child.getWidget();
            if (widget.isAttached()) {
                getWidget().remove(widget);
            }
        }
    }

    for (ComponentConnector child : getChildComponents()) {
        if (child.getWidget().getParent() != getWidget()) {
            getWidget().add(child.getWidget(), getState().childOptions.get(child));
        }
    }

    getWidget().commit();
    LOGGER.info("onConnectorHierarchyChange took " + duration.elapsedMillis() + "ms");
}

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From source file:org.vaadin.alump.masonry.client.MasonryLayoutConnector.java

License:Apache License

@Override
public void onConnectorHierarchyChange(ConnectorHierarchyChangeEvent event) {

    getWidget().initialize(getState().columnWidth);

    for (ComponentConnector child : event.getOldChildren()) {
        if (child.getParent() != this) {
            Widget widget = child.getWidget();
            if (widget.isAttached()) {
                getWidget().removeItem(widget);
            }/* w  w  w .  jav a2s.  c  o  m*/
        }
    }

    int reconstructFrom = findFirstMismatchInChildren(getChildComponents());

    // Clean reordered widgets
    if (reconstructFrom < getWidget().getWidgetCount()) {
        Set<Widget> removeWidgets = new HashSet<Widget>();
        for (int i = reconstructFrom; i < getWidget().getWidgetCount(); ++i) {
            removeWidgets.add(getWidget().getWidget(i));
        }
        for (Widget remove : removeWidgets) {
            getWidget().removeItem(remove);
        }
    }

    // Add new or reordered children
    for (int i = reconstructFrom; i < getChildComponents().size(); ++i) {
        ComponentConnector cc = getChildComponents().get(i);
        getWidget().addItem(cc.getWidget(), getState().itemStyleNames.get(cc));
    }

    scheduleLayout();
}

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