Example usage for com.google.gwt.user.client.ui TreeItem getChild

List of usage examples for com.google.gwt.user.client.ui TreeItem getChild

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Introduction

In this page you can find the example usage for com.google.gwt.user.client.ui TreeItem getChild.

Prototype

public TreeItem getChild(int index)

Source Link

Document

Gets the child at the specified index.

Usage

From source file:cc.alcina.framework.gwt.client.ide.widget.FilterableTree.java

License:Apache License

public TreeItem getNextNode(TreeItem item, boolean ignoreChildAxis, int direction) {
    if (item == null) {
        return null;
    }//from   ww  w.  j a v  a 2  s  .  co m
    TreeOrItem parent = TreeOrItemTree.create(item).getParent();
    if (direction == 1) {
        if (!ignoreChildAxis && item.getState() && item.getChildCount() > 0) {
            return item.getChild(0);
        }
        int childIndex = parent.getChildIndex(item);
        if (childIndex < parent.getChildCount() - 1) {
            return parent.getChild(childIndex + 1);
        }
        if (item.getParentItem() == null) {
            return null;
        }
        return getNextNode(item.getParentItem(), true, direction);
    } else {
        int childIndex = parent.getChildIndex(item);
        if (childIndex > 0) {
            return findDeepestOpenChild(parent.getChild(childIndex - 1));
        }
        return item.getParentItem();
    }
}

From source file:cc.alcina.framework.gwt.client.ide.widget.FilterableTree.java

License:Apache License

private void expandAll(TreeItem ti, int depth) {
    if (shouldExpandCallback != null && !shouldExpandCallback.allow(ti)) {
        return;//from w w  w .  j a v a  2 s.  c  o m
    }
    ti.setState(true);
    if (depth > 0) {
        for (int i = 0; i < ti.getChildCount(); i++) {
            expandAll(ti.getChild(i), depth - 1);
        }
    }
}

From source file:cc.alcina.framework.gwt.client.ide.widget.FilterableTree.java

License:Apache License

private TreeItem findDeepestOpenChild(TreeItem item) {
    if (!item.getState() || item.getChildCount() == 0) {
        return item;
    }//from w w w  .j  av  a  2 s .c o m
    return findDeepestOpenChild(item.getChild(item.getChildCount() - 1));
}

From source file:cc.alcina.framework.gwt.client.ide.widget.FilterableTree.java

License:Apache License

private boolean selectVisibleChild(TreeItem item) {
    for (int i = 0; i < item.getChildCount(); i++) {
        TreeItem child = item.getChild(i);
        if (child.isVisible()) {
            return selectVisibleChild(child);
        }/*from  w  ww. ja v  a2  s .c  o  m*/
    }
    setSelectedItem(item);
    setFocus(true);
    return true;
}

From source file:cc.alcina.framework.gwt.client.widget.TreeNodeWalker.java

License:Apache License

public void walk(Tree tree, Callback callback) {
    Stack<TreeItem> items = new Stack<TreeItem>();
    int itemCount = tree.getItemCount();
    for (int i = 0; i < itemCount; i++) {
        items.push(tree.getItem(i));/* w  w w .j  av a  2s  . c  o m*/
    }
    while (!items.isEmpty()) {
        TreeItem pop = items.pop();
        callback.apply(pop);
        for (int i = 0; i < pop.getChildCount(); i++) {
            items.push(pop.getChild(i));
        }
    }
}

From source file:cc.alcina.framework.gwt.client.widget.TreeNodeWalker.java

License:Apache License

public void walk(TreeItem item, Callback callback) {
    Stack<TreeItem> items = new Stack<TreeItem>();
    items.push(item);/*from  w ww  .j av a2 s .  c  om*/
    while (!items.isEmpty()) {
        TreeItem pop = items.pop();
        callback.apply(pop);
        for (int i = 0; i < pop.getChildCount(); i++) {
            items.push(pop.getChild(i));
        }
    }
}

From source file:com.chinarewards.gwt.license.client.core.ui.impl.SimpleMenuProcessor.java

public void render(Panel container) {
    // organize tree

    // sort according to menuID string length
    Collections.sort(items, new Comparator<MenuItem>() {
        public int compare(MenuItem paramT1, MenuItem paramT2) {
            return paramT1.getMenuId().length() - paramT2.getMenuId().length();
        }/*from   w  w  w  .  j a  v  a 2  s . c o  m*/
    });

    // pack into the MenuNode structure
    for (MenuItem m : items) {
        // append children recursively
        root.appendChild(new MenuNode(m));
    }

    Tree tree = new Tree();
    tree.addStyleName("hihi");
    TreeItem rootItem = new TreeItem("HR SYSTEM");
    for (MenuNode n : root.getChildren()) {
        addSubTreeNode(rootItem, n);
    }

    boolean addToRoot = true;
    if (addToRoot) {
        // re-root child elements to the root of tree
        while (rootItem.getChildCount() > 0) {
            //for (int i = 0; i < rootItem.getChildCount(); i++) {
            TreeItem item = rootItem.getChild(0);
            tree.addItem(item);
            item.setState(true);
        }
    } else {
        for (int i = 0; i < rootItem.getChildCount(); i++) {
            TreeItem item = rootItem.getChild(i);
            item.setState(true);
            //         tree.addItem(item);
        }
        rootItem.setState(true);
        tree.addItem(rootItem);
    }

    ScrollPanel menuWrapper = new ScrollPanel(tree);
    container.add(menuWrapper);
}

From source file:com.chinarewards.gwt.license.client.core.ui.impl.SimpleMenuProcessor.java

public void initrender(Panel container, String name) {
    Collections.sort(items, new Comparator<MenuItem>() {
        public int compare(MenuItem paramT1, MenuItem paramT2) {
            return paramT1.getMenuId().length() - paramT2.getMenuId().length();
        }//  w  w w. ja va  2s  .c o  m
    });

    //      // pack into the MenuNode structure
    //      for (MenuItem m : items) {
    //         // append children recursively
    //         root.appendChild(new MenuNode(m));
    //      }

    Tree tree = new Tree();
    tree.addStyleName("hihi");
    TreeItem rootItem = new TreeItem("");
    for (MenuNode n : root.getChildren()) {
        System.out.println(n.getValue().getTitle());
        addSubTreeNode(rootItem, n);
    }

    // re-root child elements to the root of tree
    while (rootItem.getChildCount() > 0) {
        //for (int i = 0; i < rootItem.getChildCount(); i++) {
        TreeItem item = rootItem.getChild(0);
        tree.addItem(item);
        item.setState(true);
    }

    ScrollPanel menuWrapper = new ScrollPanel(tree);
    container.clear();
    container.add(menuWrapper);

}

From source file:com.ephesoft.dcma.gwt.admin.bm.client.view.batch.ImportBatchClassView.java

License:Open Source License

private void setChildItemsUI(final TreeItem childTree, final boolean checked, final Node parentNode) {
    List<Node> childList = parentNode.getChildren();
    if (childTree.getChildCount() > 0) {
        for (int index = 0; index < childTree.getChildCount(); index++) {
            CheckBox checkBox = (CheckBox) childTree.getChild(index).getWidget();
            if (checkBox.isEnabled()) {
                checkBox.setValue(checked);
                childList.get(index).getLabel().setMandatory(checked);
            }/*from w ww .j a  v a  2  s. c  om*/
            setChildItemsUI(childTree.getChild(index), checked, childList.get(index));
        }
    }
}

From source file:com.google.gwt.sample.kitchensink.client.Trees.java

License:Apache License

public void onTreeItemStateChanged(TreeItem item) {
    TreeItem child = item.getChild(0);
    if (child instanceof PendingItem) {
        item.removeItem(child);//from ww  w .j  a  v a 2  s .  c  om

        Proto proto = (Proto) item.getUserObject();
        for (int i = 0; i < proto.children.length; ++i) {
            createItem(proto.children[i]);
            item.addItem(proto.children[i].item);
        }
    }
}