Examples with NodeBase gov.sandia.n2a.ui.eq.tree.NodeBase used on opensource projects

Example 16 with NodeBase

use of gov.sandia.n2a.ui.eq.tree.NodeBase in project n2a by frothga.

the class PanelEquationTree method updateVisibility.

public void updateVisibility(TreeNode[] path) {
    if (path.length < 2) {
        updateVisibility(path, -1);
    } else {
        NodeBase c = (NodeBase) path[path.length - 1];
        NodeBase p = (NodeBase) path[path.length - 2];
        int index = p.getIndexFiltered(c);
        updateVisibility(path, index);
    }
}

Example 17 with NodeBase

use of gov.sandia.n2a.ui.eq.tree.NodeBase in project n2a by frothga.

the class StoredPath method restore.

public void restore(JTree tree) {
    FilteredTreeModel model = (FilteredTreeModel) tree.getModel();
    // goal is to find n closest to original selected node as possible
    NodeBase n = (NodeBase) model.getRoot();
    // First restore all previously expanded nodes
    for (String[] stringPath : others) {
        NodeBase c = n;
        for (String key : stringPath) {
            c = c.child(key);
            if (c == null)
                break;
        }
        if (c != null && c.visible(model.filterLevel))
            tree.expandPath(new TreePath(c.getPath()));
    }
    // Second, locate the focused node and pay special attention to its visibility
    for (String key : keys) {
        int childCount = n.getChildCount();
        int i;
        for (i = 0; i < childCount; i++) {
            NodeBase c = (NodeBase) n.getChildAt(i);
            if (c.source.key().equals(key)) {
                n = c;
                break;
            }
        }
        if (// The key was not found at all. n remains at parent node
        i >= childCount) {
            // Always expand the parent when a child is lost.
            expanded = true;
            break;
        }
        if (// The node we actually found is currently filtered out, so find nearest sibling
        !n.visible(model.filterLevel)) {
            // If nothing is found, n will remain at the parent.
            n = (NodeBase) n.getParent();
            // First walk forward
            boolean found = false;
            for (int j = i + 1; j < childCount; j++) {
                NodeBase c = (NodeBase) n.getChildAt(j);
                if (c.visible(model.filterLevel)) {
                    n = c;
                    found = true;
                    break;
                }
            }
            if (found)
                break;
            // Then if needed, walk backward.
            for (int j = i - 1; j >= 0; j--) {
                NodeBase c = (NodeBase) n.getChildAt(j);
                if (c.visible(model.filterLevel)) {
                    n = c;
                    found = true;
                    break;
                }
            }
            if (!found)
                expanded = true;
            break;
        }
    }
    TreePath path = new TreePath(n.getPath());
    tree.setSelectionPath(path);
    if (expanded)
        tree.expandPath(path);
}

Example 18 with NodeBase

use of gov.sandia.n2a.ui.eq.tree.NodeBase in project n2a by frothga.

the class AddAnnotation method destroy.

public static void destroy(List<String> path, boolean canceled, String name, String blockName) {
    // Retrieve created node
    NodeBase parent = NodeBase.locateNode(path);
    if (parent == null)
        throw new CannotUndoException();
    NodeBase container = parent;
    if (parent instanceof NodePart)
        container = parent.child(blockName);
    NodeBase createdNode = container.child(name);
    PanelEquationTree pet = PanelModel.instance.panelEquations;
    JTree tree = pet.tree;
    FilteredTreeModel model = (FilteredTreeModel) tree.getModel();
    FontMetrics fm = createdNode.getFontMetrics(tree);
    boolean containerIsVisible = true;
    TreeNode[] createdPath = createdNode.getPath();
    int index = container.getIndexFiltered(createdNode);
    if (canceled)
        index--;
    MPart block = (MPart) parent.source.child(blockName);
    block.clear(name);
    if (// There is no overridden value, so this node goes away completely.
    block.child(name) == null) {
        model.removeNodeFromParent(createdNode);
        if (block.size() == 0) {
            // commit suicide
            parent.source.clear(blockName);
            if (parent instanceof NodePart) {
                model.removeNodeFromParent(container);
                // No need to update order, because we just destroyed $metadata, where order is stored.
                // No need to update tab stops in grandparent, because block nodes don't offer any tab stops.
                containerIsVisible = false;
            }
        }
    } else // Just exposed an overridden value, so update display.
    {
        if (// We are always visible, but our parent could disappear.
        container.visible(model.filterLevel)) {
            createdNode.updateColumnWidths(fm);
        } else {
            containerIsVisible = false;
        }
    }
    if (containerIsVisible) {
        container.updateTabStops(fm);
        container.allNodesChanged(model);
    }
    pet.updateVisibility(createdPath, index);
    if (path.size() == 1 && name.equals("lock"))
        pet.updateLock();
}

Example 19 with NodeBase

use of gov.sandia.n2a.ui.eq.tree.NodeBase in project n2a by frothga.

the class AddAnnotations method create.

public static void create(List<String> path, int index, MNode saved, NodeFactory factory) {
    NodeBase parent = NodeBase.locateNode(path);
    if (parent == null)
        throw new CannotRedoException();
    String blockName = saved.key();
    NodeBase n = parent.child(blockName);
    if (n != null && !(n instanceof NodeContainer))
        throw new CannotRedoException();
    NodeContainer node = (NodeContainer) n;
    MPart block = (MPart) parent.source.childOrCreate(blockName);
    block.merge(saved);
    PanelModel mep = PanelModel.instance;
    JTree tree = mep.panelEquations.tree;
    FilteredTreeModel model = (FilteredTreeModel) tree.getModel();
    if (node == null) {
        node = (NodeContainer) factory.create(block);
        model.insertNodeIntoUnfiltered(node, parent, index);
    }
    // Replaces all nodes, so they are set to require tab initialization.
    node.build();
    node.filter(model.filterLevel);
    mep.panelEquations.updateVisibility(node.getPath());
}

Example 20 with NodeBase

use of gov.sandia.n2a.ui.eq.tree.NodeBase in project n2a by frothga.

the class AddAnnotations method destroy.

public static void destroy(List<String> path, String blockName) {
    NodeBase parent = NodeBase.locateNode(path);
    if (parent == null)
        throw new CannotUndoException();
    PanelModel mep = PanelModel.instance;
    JTree tree = mep.panelEquations.tree;
    FilteredTreeModel model = (FilteredTreeModel) tree.getModel();
    NodeContainer node = (NodeContainer) parent.child(blockName);
    TreeNode[] nodePath = node.getPath();
    int index = parent.getIndexFiltered(node);
    MPart mparent = parent.source;
    mparent.clear(blockName);
    if (mparent.child(blockName) == null) {
        model.removeNodeFromParent(node);
    } else // Just exposed an overridden node
    {
        // Necessary to remove all overridden nodes
        node.build();
        node.filter(model.filterLevel);
    }
    mep.panelEquations.updateVisibility(nodePath, index);
}