0N/A/*
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0N/A * particular file as subject to the "Classpath" exception as provided
2362N/A * by Oracle in the LICENSE file that accompanied this code.
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0N/A * version 2 for more details (a copy is included in the LICENSE file that
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0N/A */
0N/A
0N/Apackage javax.swing.plaf;
0N/A
0N/Aimport java.awt.Rectangle;
0N/Aimport javax.swing.JTree;
0N/Aimport javax.swing.tree.TreePath;
0N/A
0N/A/**
0N/A * Pluggable look and feel interface for JTree.
0N/A *
0N/A * @author Rob Davis
0N/A * @author Scott Violet
0N/A */
0N/Apublic abstract class TreeUI extends ComponentUI
0N/A{
0N/A /**
0N/A * Returns the Rectangle enclosing the label portion that the
0N/A * last item in path will be drawn into. Will return null if
0N/A * any component in path is currently valid.
0N/A */
0N/A public abstract Rectangle getPathBounds(JTree tree, TreePath path);
0N/A
0N/A /**
0N/A * Returns the path for passed in row. If row is not visible
0N/A * null is returned.
0N/A */
0N/A public abstract TreePath getPathForRow(JTree tree, int row);
0N/A
0N/A /**
0N/A * Returns the row that the last item identified in path is visible
0N/A * at. Will return -1 if any of the elements in path are not
0N/A * currently visible.
0N/A */
0N/A public abstract int getRowForPath(JTree tree, TreePath path);
0N/A
0N/A /**
0N/A * Returns the number of rows that are being displayed.
0N/A */
0N/A public abstract int getRowCount(JTree tree);
0N/A
0N/A /**
0N/A * Returns the path to the node that is closest to x,y. If
0N/A * there is nothing currently visible this will return null, otherwise
0N/A * it'll always return a valid path. If you need to test if the
0N/A * returned object is exactly at x, y you should get the bounds for
0N/A * the returned path and test x, y against that.
0N/A */
0N/A public abstract TreePath getClosestPathForLocation(JTree tree, int x,
0N/A int y);
0N/A
0N/A /**
0N/A * Returns true if the tree is being edited. The item that is being
0N/A * edited can be returned by getEditingPath().
0N/A */
0N/A public abstract boolean isEditing(JTree tree);
0N/A
0N/A /**
0N/A * Stops the current editing session. This has no effect if the
0N/A * tree isn't being edited. Returns true if the editor allows the
0N/A * editing session to stop.
0N/A */
0N/A public abstract boolean stopEditing(JTree tree);
0N/A
0N/A /**
0N/A * Cancels the current editing session. This has no effect if the
0N/A * tree isn't being edited. Returns true if the editor allows the
0N/A * editing session to stop.
0N/A */
0N/A public abstract void cancelEditing(JTree tree);
0N/A
0N/A /**
0N/A * Selects the last item in path and tries to edit it. Editing will
0N/A * fail if the CellEditor won't allow it for the selected item.
0N/A */
0N/A public abstract void startEditingAtPath(JTree tree, TreePath path);
0N/A
0N/A /**
0N/A * Returns the path to the element that is being edited.
0N/A */
0N/A public abstract TreePath getEditingPath(JTree tree);
0N/A}