Imported GNU Classpath 0.90
Imported GNU Classpath 0.90
* scripts/makemake.tcl: LocaleData.java moved to gnu/java/locale.
* sources.am: Regenerated.
* gcj/javaprims.h: Regenerated.
* Makefile.in: Regenerated.
* gcj/Makefile.in: Regenerated.
* include/Makefile.in: Regenerated.
* testsuite/Makefile.in: Regenerated.
* gnu/java/lang/VMInstrumentationImpl.java: New override.
* gnu/java/net/local/LocalSocketImpl.java: Likewise.
* gnu/classpath/jdwp/VMMethod.java: Likewise.
* gnu/classpath/jdwp/VMVirtualMachine.java: Update to latest
interface.
* java/lang/Thread.java: Add UncaughtExceptionHandler.
* java/lang/reflect/Method.java: Implements GenericDeclaration and
isSynthetic(),
* java/lang/reflect/Field.java: Likewise.
* java/lang/reflect/Constructor.java
* java/lang/Class.java: Implements Type, GenericDeclaration,
getSimpleName() and getEnclosing*() methods.
* java/lang/Class.h: Add new public methods.
* java/lang/Math.java: Add signum(), ulp() and log10().
* java/lang/natMath.cc (log10): New function.
* java/security/VMSecureRandom.java: New override.
* java/util/logging/Logger.java: Updated to latest classpath
version.
* java/util/logging/LogManager.java: New override.
From-SVN: r113887
This commit is contained in:
Mark Wielaard
parent
eaec4980e1
commit
4f9533c772
1640 changed files with 126485 additions and 104808 deletions
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@ -1,5 +1,5 @@
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/* VariableHeightLayoutCache.java --
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Copyright (C) 2002, 2004 Free Software Foundation, Inc.
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Copyright (C) 2002, 2004, 2006, Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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@ -35,219 +35,579 @@ this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package javax.swing.tree;
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import gnu.javax.swing.tree.GnuPath;
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import java.awt.Rectangle;
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import java.util.Enumeration;
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import java.util.HashSet;
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import java.util.Hashtable;
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import java.util.LinkedList;
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import java.util.Set;
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import java.util.Vector;
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import javax.swing.event.TreeModelEvent;
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/**
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* VariableHeightLayoutCache
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* @author Andrew Selkirk
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* The fixed height tree layout. This class requires the NodeDimensions to be
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* set and ignores the row height property.
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*
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* @specnote the methods, of this class, returning TreePath, actually returns
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* the derived class GnuPath that provides additional information for optimized
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* painting. See the GnuPath code for details.
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*
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* @author Audrius Meskauskas
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*/
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public class VariableHeightLayoutCache extends AbstractLayoutCache {
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public class VariableHeightLayoutCache
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extends AbstractLayoutCache
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{
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/**
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* The cached node record.
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*/
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class NodeRecord
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{
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NodeRecord(int aRow, int aDepth, Object aNode, Object aParent)
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{
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row = aRow;
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depth = aDepth;
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parent = aParent;
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node = aNode;
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isExpanded = expanded.contains(aNode);
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}
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/**
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* The row, where the tree node is displayed.
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*/
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final int row;
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/**
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* The nesting depth
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*/
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final int depth;
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/**
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* The parent of the given node, null for the root node.
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*/
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final Object parent;
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/**
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* This node.
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*/
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final Object node;
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/**
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* True for the expanded nodes. The value is calculated in constructor.
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* Using this field saves one hashtable access operation.
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*/
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final boolean isExpanded;
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/**
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* The cached bounds of the tree row.
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*/
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Rectangle bounds;
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/**
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* The path from the tree top to the given node (computed under first
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* demand)
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*/
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private TreePath path;
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/**
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* Get the path for this node. The derived class is returned, making check
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* for the last child of some parent easier.
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*/
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TreePath getPath()
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{
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if (path == null)
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{
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boolean lastChild = false;
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if (parent != null)
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{
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int nc = treeModel.getChildCount(parent);
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if (nc > 0)
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{
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int n = treeModel.getIndexOfChild(parent, node);
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if (n == nc - 1)
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lastChild = true;
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}
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}
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//-------------------------------------------------------------
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// Variables --------------------------------------------------
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//-------------------------------------------------------------
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LinkedList lpath = new LinkedList();
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NodeRecord rp = this;
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while (rp != null)
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{
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lpath.addFirst(rp.node);
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if (rp.parent != null)
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{
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Object parent = rp.parent;
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rp = (NodeRecord) nodes.get(parent);
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// Add the root node, even if it is not visible.
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if (rp == null)
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lpath.addFirst(parent);
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}
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else
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rp = null;
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}
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path = new GnuPath(lpath.toArray(), lastChild);
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}
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return path;
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}
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/**
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* Get the rectangle bounds (compute, if required).
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*/
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Rectangle getBounds()
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{
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// This method may be called in the context when the tree rectangle is
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// not known. To work around this, it is assumed near infinitely large.
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if (bounds==null)
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bounds = getNodeDimensions(node, row, depth, isExpanded,
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new Rectangle());
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return bounds;
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}
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}
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/**
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* The set of all expanded tree nodes.
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*/
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Set expanded = new HashSet();
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/**
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* Maps nodes to the row numbers.
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*/
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Hashtable nodes = new Hashtable();
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/**
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* Maps row numbers to nodes.
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*/
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Hashtable row2node = new Hashtable();
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/**
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* If true, the row map must be recomputed before using.
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*/
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boolean dirty;
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/**
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* The cumulative height of all rows.
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*/
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int totalHeight;
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/**
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* The maximal width.
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*/
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int maximalWidth;
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/**
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* Creates the unitialised instance. Before using the class, the row height
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* must be set with the {@link #setRowHeight(int)} and the model must be set
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* with {@link #setModel(TreeModel)}. The node dimensions may not be set.
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*/
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public VariableHeightLayoutCache()
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{
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// Nothing to do here.
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}
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//-------------------------------------------------------------
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// Initialization ---------------------------------------------
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//-------------------------------------------------------------
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/**
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* Get the total number of rows in the tree. Every displayed node occupies the
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* single row. The root node row is included if the root node is set as
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* visible (false by default).
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*
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* @return int the number of the displayed rows.
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*/
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public int getRowCount()
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{
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if (dirty) update();
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return row2node.size();
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}
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/**
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* Refresh the row map.
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*/
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private final void update()
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{
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nodes.clear();
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row2node.clear();
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totalHeight = maximalWidth = 0;
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/**
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* Constructor VariableHeightLayoutCache
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*/
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public VariableHeightLayoutCache() {
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// TODO
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} // VariableHeightLayoutCache()
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Object root = treeModel.getRoot();
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if (rootVisible)
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{
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countRows(root, null, 0);
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}
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else
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{
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int sc = treeModel.getChildCount(root);
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for (int i = 0; i < sc; i++)
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{
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Object child = treeModel.getChild(root, i);
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countRows(child, root, 0);
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}
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}
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dirty = false;
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}
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/**
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* Recursively counts all rows in the tree.
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*/
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private final void countRows(Object node, Object parent, int depth)
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{
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Integer n = new Integer(row2node.size());
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row2node.put(n, node);
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NodeRecord nr = new NodeRecord(n.intValue(), depth, node, parent);
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nodes.put(node, nr);
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// For expanded nodes
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if (expanded.contains(node))
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{
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int sc = treeModel.getChildCount(node);
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int deeper = depth+1;
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for (int i = 0; i < sc; i++)
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{
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Object child = treeModel.getChild(node, i);
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countRows(child, node, deeper);
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}
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}
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}
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//-------------------------------------------------------------
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// Methods ----------------------------------------------------
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//-------------------------------------------------------------
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/**
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* Discard the bound information for the given path.
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*
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* @param path the path, for that the bound information must be recomputed.
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*/
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public void invalidatePathBounds(TreePath path)
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{
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NodeRecord r = (NodeRecord) nodes.get(path.getLastPathComponent());
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if (r!=null)
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r.bounds = null;
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}
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/**
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* setModel
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* @param value0 TODO
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*/
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public void setModel(TreeModel value0) {
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// TODO
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} // setModel()
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/**
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* Mark all cached information as invalid.
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*/
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public void invalidateSizes()
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{
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dirty = true;
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}
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/**
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* setRootVisible
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* @param value0 TODO
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*/
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public void setRootVisible(boolean value0) {
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// TODO
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} // setRootVisible()
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/**
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* Set the expanded state of the given path. The expansion states must be
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* always updated when expanding and colapsing the tree nodes. Otherwise
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* other methods will not work correctly after the nodes are collapsed or
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* expanded.
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*
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* @param path the tree path, for that the state is being set.
|
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* @param isExpanded the expanded state of the given path.
|
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*/
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||||
public void setExpandedState(TreePath path, boolean isExpanded)
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{
|
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if (isExpanded)
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expanded.add(path.getLastPathComponent());
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else
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||||
expanded.remove(path.getLastPathComponent());
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dirty = true;
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||||
}
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||||
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||||
/**
|
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* Get the expanded state for the given tree path.
|
||||
*
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* @return true if the given path is expanded, false otherwise.
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||||
*/
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||||
public boolean isExpanded(TreePath path)
|
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{
|
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return expanded.contains(path.getLastPathComponent());
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}
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|
||||
/**
|
||||
* setNodeDimensions
|
||||
* @param value0 TODO
|
||||
*/
|
||||
public void setNodeDimensions(NodeDimensions value0) {
|
||||
// TODO
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||||
} // setNodeDimensions()
|
||||
/**
|
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* Get bounds for the given tree path.
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*
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* @param path the tree path
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||||
* @param rect the rectangle that will be reused to return the result.
|
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* @return Rectangle the bounds of the last line, defined by the given path.
|
||||
*/
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||||
public Rectangle getBounds(TreePath path, Rectangle rect)
|
||||
{
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||||
if (path == null)
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||||
return null;
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if (dirty)
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update();
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Object last = path.getLastPathComponent();
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NodeRecord r = (NodeRecord) nodes.get(last);
|
||||
if (r == null)
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||||
// This node is not visible.
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||||
{
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||||
rect.x = rect.y = rect.width = rect.height = 0;
|
||||
}
|
||||
else
|
||||
{
|
||||
if (r.bounds == null)
|
||||
{
|
||||
Rectangle dim = getNodeDimensions(last, r.row, r.depth,
|
||||
r.isExpanded, rect);
|
||||
r.bounds = dim;
|
||||
}
|
||||
|
||||
/**
|
||||
* setExpandedState
|
||||
* @param value0 TODO
|
||||
* @param value1 TODO
|
||||
*/
|
||||
public void setExpandedState(TreePath value0, boolean value1) {
|
||||
// TODO
|
||||
} // setExpandedState()
|
||||
rect.setRect(r.bounds);
|
||||
}
|
||||
return rect;
|
||||
}
|
||||
|
||||
/**
|
||||
* getExpandedState
|
||||
* @param value0 TODO
|
||||
* @returns boolean
|
||||
*/
|
||||
public boolean getExpandedState(TreePath value0) {
|
||||
return false; // TODO
|
||||
} // getExpandedState()
|
||||
/**
|
||||
* Get the path, the last element of that is displayed in the given row.
|
||||
*
|
||||
* @param row the row
|
||||
* @return TreePath the path
|
||||
*/
|
||||
public TreePath getPathForRow(int row)
|
||||
{
|
||||
if (dirty)
|
||||
update();
|
||||
Object last = row2node.get(new Integer(row));
|
||||
if (last == null)
|
||||
return null;
|
||||
else
|
||||
{
|
||||
NodeRecord r = (NodeRecord) nodes.get(last);
|
||||
return r.getPath();
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* getBounds
|
||||
* @param value0 TODO
|
||||
* @param value1 TODO
|
||||
* @returns Rectangle
|
||||
*/
|
||||
public Rectangle getBounds(TreePath value0, Rectangle value1) {
|
||||
return null; // TODO
|
||||
} // getBounds()
|
||||
/**
|
||||
* Get the row, displaying the last node of the given path.
|
||||
*
|
||||
* @param path the path
|
||||
* @return int the row number or -1 if the end of the path is not visible.
|
||||
*/
|
||||
public int getRowForPath(TreePath path)
|
||||
{
|
||||
if (path == null)
|
||||
return -1;
|
||||
if (dirty) update();
|
||||
|
||||
/**
|
||||
* getPathForRow
|
||||
* @param value0 TODO
|
||||
* @returns TreePath
|
||||
*/
|
||||
public TreePath getPathForRow(int value0) {
|
||||
return null; // TODO
|
||||
} // getPathForRow()
|
||||
NodeRecord r = (NodeRecord) nodes.get(path.getLastPathComponent());
|
||||
if (r == null)
|
||||
return - 1;
|
||||
else
|
||||
return r.row;
|
||||
}
|
||||
|
||||
/**
|
||||
* getRowForPath
|
||||
* @param value0 TODO
|
||||
* @returns int
|
||||
*/
|
||||
public int getRowForPath(TreePath value0) {
|
||||
return 0; // TODO
|
||||
} // getRowForPath()
|
||||
/**
|
||||
* Get the path, closest to the given point.
|
||||
*
|
||||
* @param x the point x coordinate
|
||||
* @param y the point y coordinate
|
||||
* @return the tree path, closest to the the given point
|
||||
*/
|
||||
public TreePath getPathClosestTo(int x, int y)
|
||||
{
|
||||
if (dirty)
|
||||
update();
|
||||
|
||||
/**
|
||||
* getRowCount
|
||||
* @returns int
|
||||
*/
|
||||
public int getRowCount() {
|
||||
return 0; // TODO
|
||||
} // getRowCount()
|
||||
// As the rows have arbitrary height, we need to iterate.
|
||||
NodeRecord best = null;
|
||||
NodeRecord r;
|
||||
Enumeration en = nodes.elements();
|
||||
|
||||
int dist = Integer.MAX_VALUE;
|
||||
|
||||
/**
|
||||
* invalidatePathBounds
|
||||
* @param value0 TODO
|
||||
*/
|
||||
public void invalidatePathBounds(TreePath value0) {
|
||||
// TODO
|
||||
} // invalidatePathBounds()
|
||||
while (en.hasMoreElements() && dist > 0)
|
||||
{
|
||||
r = (NodeRecord) en.nextElement();
|
||||
if (best == null)
|
||||
{
|
||||
best = r;
|
||||
dist = distance(r.getBounds(), x, y);
|
||||
}
|
||||
else
|
||||
{
|
||||
int rr = distance(r.getBounds(), x, y);
|
||||
if (rr < dist)
|
||||
{
|
||||
best = r;
|
||||
dist = rr;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* getPreferredHeight
|
||||
* @returns int
|
||||
*/
|
||||
public int getPreferredHeight() {
|
||||
return 0; // TODO
|
||||
} // getPreferredHeight()
|
||||
if (best == null)
|
||||
return null;
|
||||
else
|
||||
return best.getPath();
|
||||
}
|
||||
|
||||
/**
|
||||
* Get the closest distance from this point till the given rectangle. Only
|
||||
* vertical distance is taken into consideration.
|
||||
*/
|
||||
int distance(Rectangle r, int x, int y)
|
||||
{
|
||||
if (y < r.y)
|
||||
return r.y - y;
|
||||
else if (y > r.y + r.height)
|
||||
return y - (r.y + r.height);
|
||||
else
|
||||
return 0;
|
||||
}
|
||||
|
||||
/**
|
||||
* getPreferredWidth
|
||||
* @param value0 TODO
|
||||
* @returns int
|
||||
*/
|
||||
public int getPreferredWidth(Rectangle value0) {
|
||||
return 0; // TODO
|
||||
} // getPreferredWidth()
|
||||
/**
|
||||
* Get the number of the visible childs for the given tree path. If the node
|
||||
* is not expanded, 0 is returned. Otherwise, the number of children is
|
||||
* obtained from the model as the number of children for the last path
|
||||
* component.
|
||||
*
|
||||
* @param path the tree path
|
||||
* @return int the number of the visible childs (for row).
|
||||
*/
|
||||
public int getVisibleChildCount(TreePath path)
|
||||
{
|
||||
if (isExpanded(path))
|
||||
return 0;
|
||||
else
|
||||
return treeModel.getChildCount(path.getLastPathComponent());
|
||||
}
|
||||
|
||||
/**
|
||||
* getPathClosestTo
|
||||
* @param value0 TODO
|
||||
* @param value1 TODO
|
||||
* @returns TreePath
|
||||
*/
|
||||
public TreePath getPathClosestTo(int value0, int value1) {
|
||||
return null; // TODO
|
||||
} // getPathClosestTo()
|
||||
/**
|
||||
* Get the enumeration over all visible pathes that start from the given
|
||||
* parent path.
|
||||
*
|
||||
* @param parentPath the parent path
|
||||
* @return the enumeration over pathes
|
||||
*/
|
||||
public Enumeration getVisiblePathsFrom(TreePath parentPath)
|
||||
{
|
||||
if (dirty)
|
||||
update();
|
||||
Vector p = new Vector(parentPath.getPathCount());
|
||||
Object node;
|
||||
NodeRecord nr;
|
||||
|
||||
/**
|
||||
* getVisiblePathsFrom
|
||||
* @param value0 TODO
|
||||
* @returns Enumeration
|
||||
*/
|
||||
public Enumeration getVisiblePathsFrom(TreePath value0) {
|
||||
return null; // TODO
|
||||
} // getVisiblePathsFrom()
|
||||
for (int i = 0; i < parentPath.getPathCount(); i++)
|
||||
{
|
||||
node = parentPath.getPathComponent(i);
|
||||
nr = (NodeRecord) nodes.get(node);
|
||||
if (nr.row >= 0)
|
||||
p.add(node);
|
||||
}
|
||||
return p.elements();
|
||||
}
|
||||
|
||||
/**
|
||||
* getVisibleChildCount
|
||||
* @param value0 TODO
|
||||
* @returns int
|
||||
*/
|
||||
public int getVisibleChildCount(TreePath value0) {
|
||||
return 0; // TODO
|
||||
} // getVisibleChildCount()
|
||||
/**
|
||||
* Return the expansion state of the given tree path. The expansion state
|
||||
* must be previously set with the
|
||||
* {@link #setExpandedState(TreePath, boolean)}
|
||||
*
|
||||
* @param path the path being checked
|
||||
* @return true if the last node of the path is expanded, false otherwise.
|
||||
*/
|
||||
public boolean getExpandedState(TreePath path)
|
||||
{
|
||||
return expanded.contains(path.getLastPathComponent());
|
||||
}
|
||||
|
||||
/**
|
||||
* invalidateSizes
|
||||
*/
|
||||
public void invalidateSizes() {
|
||||
// TODO
|
||||
} // invalidateSizes()
|
||||
/**
|
||||
* The listener method, called when the tree nodes are changed.
|
||||
*
|
||||
* @param event the change event
|
||||
*/
|
||||
public void treeNodesChanged(TreeModelEvent event)
|
||||
{
|
||||
dirty = true;
|
||||
}
|
||||
|
||||
/**
|
||||
* isExpanded
|
||||
* @param value0 TODO
|
||||
* @returns boolean
|
||||
*/
|
||||
public boolean isExpanded(TreePath value0) {
|
||||
return false; // TODO
|
||||
} // isExpanded()
|
||||
/**
|
||||
* The listener method, called when the tree nodes are inserted.
|
||||
*
|
||||
* @param event the change event
|
||||
*/
|
||||
public void treeNodesInserted(TreeModelEvent event)
|
||||
{
|
||||
dirty = true;
|
||||
}
|
||||
|
||||
/**
|
||||
* treeNodesChanged
|
||||
* @param value0 TODO
|
||||
*/
|
||||
public void treeNodesChanged(TreeModelEvent value0) {
|
||||
// TODO
|
||||
} // treeNodesChanged()
|
||||
/**
|
||||
* The listener method, called when the tree nodes are removed.
|
||||
*
|
||||
* @param event the change event
|
||||
*/
|
||||
public void treeNodesRemoved(TreeModelEvent event)
|
||||
{
|
||||
dirty = true;
|
||||
}
|
||||
|
||||
/**
|
||||
* treeNodesInserted
|
||||
* @param value0 TODO
|
||||
*/
|
||||
public void treeNodesInserted(TreeModelEvent value0) {
|
||||
// TODO
|
||||
} // treeNodesInserted()
|
||||
/**
|
||||
* Called when the tree structure has been changed.
|
||||
*
|
||||
* @param event the change event
|
||||
*/
|
||||
public void treeStructureChanged(TreeModelEvent event)
|
||||
{
|
||||
dirty = true;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set the tree model that will provide the data.
|
||||
*/
|
||||
public void setModel(TreeModel newModel)
|
||||
{
|
||||
treeModel = newModel;
|
||||
// The root node is expanded by default.
|
||||
expanded.add(treeModel.getRoot());
|
||||
dirty = true;
|
||||
}
|
||||
|
||||
/**
|
||||
* Inform the instance if the tree root node is visible. If this method
|
||||
* is not called, it is assumed that the tree root node is not visible.
|
||||
*
|
||||
* @param visible true if the tree root node is visible, false
|
||||
* otherwise.
|
||||
*/
|
||||
public void setRootVisible(boolean visible)
|
||||
{
|
||||
rootVisible = visible;
|
||||
dirty = true;
|
||||
}
|
||||
|
||||
/**
|
||||
* treeNodesRemoved
|
||||
* @param value0 TODO
|
||||
*/
|
||||
public void treeNodesRemoved(TreeModelEvent value0) {
|
||||
// TODO
|
||||
} // treeNodesRemoved()
|
||||
/**
|
||||
* Get the sum of heights for all rows.
|
||||
*/
|
||||
public int getPreferredHeight()
|
||||
{
|
||||
if (dirty)
|
||||
update();
|
||||
totalHeight = 0;
|
||||
Enumeration en = nodes.elements();
|
||||
while (en.hasMoreElements())
|
||||
{
|
||||
NodeRecord nr = (NodeRecord) en.nextElement();
|
||||
Rectangle r = nr.getBounds();
|
||||
totalHeight += r.height;
|
||||
}
|
||||
return totalHeight;
|
||||
}
|
||||
|
||||
/**
|
||||
* treeStructureChanged
|
||||
* @param value0 TODO
|
||||
*/
|
||||
public void treeStructureChanged(TreeModelEvent value0) {
|
||||
// TODO
|
||||
} // treeStructureChanged()
|
||||
|
||||
|
||||
} // VariableHeightLayoutCache
|
||||
/**
|
||||
* Get the maximal width.
|
||||
*/
|
||||
public int getPreferredWidth(Rectangle value)
|
||||
{
|
||||
if (dirty)
|
||||
update();
|
||||
|
||||
maximalWidth = 0;
|
||||
Enumeration en = nodes.elements();
|
||||
while (en.hasMoreElements())
|
||||
{
|
||||
NodeRecord nr = (NodeRecord) en.nextElement();
|
||||
Rectangle r = nr.getBounds();
|
||||
if (r.x + r.width > maximalWidth)
|
||||
maximalWidth = r.x + r.width;
|
||||
}
|
||||
return maximalWidth;
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue