getChildren()源码实例Demo

javax.swing.event.TreeModelEvent#getChildren()源码实例Demo

下面列出了javax.swing.event.TreeModelEvent#getChildren() 实例代码,或者点击链接到github查看源代码,也可以在右侧发表评论。

源代码1 项目: ghidra   文件: ProgramTreeModelListener.java
/**
 * Method called when nodes are being inserted into the tree; update the treePath and the 
 * group path fields in the ProgramNode object.
 */
@Override
public void treeNodesInserted(TreeModelEvent e) {

	Object[] path = e.getPath();
	Object[] me = e.getChildren();

	// build the tree path for the node being inserted
	Object[] childPath = new Object[path.length + 1];
	System.arraycopy(path, 0, childPath, 0, path.length);
	childPath[childPath.length - 1] = me[0];

	ProgramNode node = (ProgramNode) me[0];

	node.setTreePath(new TreePath(childPath));

	// set up GroupPath
	tree.setGroupPath(node);
}
 
源代码2 项目: pcgen   文件: JTreeTable.java
@Override
public void treeNodesChanged(TreeModelEvent e)
{
	TreePath parentPath = e.getTreePath();
	int leadingRow = Integer.MAX_VALUE;
	int trailingRow = -1;
	if (e.getChildren() != null)
	{
		for (Object node : e.getChildren())
		{
			TreePath childPath = parentPath.pathByAddingChild(node);
			int row = tree.getRowForPath(childPath);
			leadingRow = Math.min(leadingRow, row);
			trailingRow = Math.max(trailingRow, row);
		}
	}
	fireTableRowsUpdated(leadingRow, trailingRow);
}
 
源代码3 项目: consulo   文件: StructureViewComponent.java
@Override
public void treeNodesInserted(TreeModelEvent e) {
  TreePath parentPath = e.getTreePath();
  if (Boolean.TRUE.equals(UIUtil.getClientProperty(tree, STRUCTURE_VIEW_STATE_RESTORED_KEY))) return;
  if (parentPath == null || parentPath.getPathCount() > autoExpandDepth.asInteger() - 1) return;
  Object[] children = e.getChildren();
  if (smartExpand && children.length == 1) {
    expandLater(parentPath, children[0]);
  }
  else {
    for (Object o : children) {
      NodeDescriptor descriptor = TreeUtil.getUserObject(NodeDescriptor.class, o);
      if (descriptor != null && isAutoExpandNode(descriptor)) {
        expandLater(parentPath, o);
      }
    }
  }
}
 
源代码4 项目: netbeans   文件: EventBroadcaster.java
/**
 * Compute real table row indices of nodes that are affected by the event.
 *
 * @param e Event description.
 * @return Indices of rows in the table where the nodes (affected by the
 * event) are displayed, or null if they are not available.
 */
private int[] computeRowIndices(TreeModelEvent e) {
    int[] rowIndices;
    int parentRow = getLayout().getRowForPath(e.getTreePath());
    if (e.getChildren() != null) {
        rowIndices = new int[e.getChildren().length];
        for (int i = 0; i < e.getChildren().length; i++) {
            TreePath childPath =
                    e.getTreePath().pathByAddingChild(e.getChildren()[i]);
            int index = getLayout().getRowForPath(childPath);
            rowIndices[i] = index < 0
                    // child node is not shown yet, compute child row from
                    // parent row and index of the child
                    ? parentRow + e.getChildIndices()[i] + 1
                    : index;
        }
    } else {
        rowIndices = null;
    }
    return rowIndices;
}
 
源代码5 项目: consulo   文件: TodoPanel.java
@Override
public void treeNodesInserted(TreeModelEvent e) {
  TreePath parentPath = e.getTreePath();
  if (parentPath == null || parentPath.getPathCount() > 2) return;
  Object[] children = e.getChildren();
  for (Object o : children) {
    NodeDescriptor descriptor = TreeUtil.getUserObject(NodeDescriptor.class, o);
    if (descriptor != null && myBuilder.isAutoExpandNode(descriptor)) {
      ApplicationManager.getApplication().invokeLater(() -> {
        if (myTree.isVisible(parentPath) && myTree.isExpanded(parentPath)) {
          myTree.expandPath(parentPath.pathByAddingChild(o));
        }
      }, myBuilder.myProject.getDisposed());
    }
  }
}
 
/**
 * <p>Invoked after nodes have been removed from the tree.  Note that
 * if a subtree is removed from the tree, this method may only be
 * invoked once for the root of the removed subtree, not once for
 * each individual set of siblings removed.</p>
 *
 * <p>e.path() returns the former parent of the deleted nodes.</p>
 *
 * <p>e.childIndices() returns the indices the nodes had before they were deleted in ascending order.</p>
 */
public void treeNodesRemoved(TreeModelEvent e) {
    if(e != null) {
        int                  changedIndexs[];
        int                  maxCounter;
        TreePath             parentPath = SwingUtilities2.getTreePath(e, getModel());
        FHTreeStateNode      changedParentNode = getNodeForPath
                                   (parentPath, false, false);

        changedIndexs = e.getChildIndices();
        // PENDING(scott): make sure that changedIndexs are sorted in
        // ascending order.
        if(changedParentNode != null && changedIndexs != null &&
           (maxCounter = changedIndexs.length) > 0) {
            Object[]           children = e.getChildren();
            boolean            isVisible =
                (changedParentNode.isVisible() &&
                 changedParentNode.isExpanded());

            for(int counter = maxCounter - 1; counter >= 0; counter--) {
                changedParentNode.removeChildAtModelIndex
                                 (changedIndexs[counter], isVisible);
            }
            if(isVisible) {
                if(treeSelectionModel != null)
                    treeSelectionModel.resetRowSelection();
                if (treeModel.getChildCount(changedParentNode.
                                            getUserObject()) == 0 &&
                              changedParentNode.isLeaf()) {
                    // Node has become a leaf, collapse it.
                    changedParentNode.collapse(false);
                }
                visibleNodesChanged();
            }
            else if(changedParentNode.isVisible())
                visibleNodesChanged();
        }
    }
}
 
源代码7 项目: dragonwell8_jdk   文件: FixedHeightLayoutCache.java
/**
 * <p>Invoked after nodes have been removed from the tree.  Note that
 * if a subtree is removed from the tree, this method may only be
 * invoked once for the root of the removed subtree, not once for
 * each individual set of siblings removed.</p>
 *
 * <p>e.path() returns the former parent of the deleted nodes.</p>
 *
 * <p>e.childIndices() returns the indices the nodes had before they were deleted in ascending order.</p>
 */
public void treeNodesRemoved(TreeModelEvent e) {
    if(e != null) {
        int                  changedIndexs[];
        int                  maxCounter;
        TreePath             parentPath = SwingUtilities2.getTreePath(e, getModel());
        FHTreeStateNode      changedParentNode = getNodeForPath
                                   (parentPath, false, false);

        changedIndexs = e.getChildIndices();
        // PENDING(scott): make sure that changedIndexs are sorted in
        // ascending order.
        if(changedParentNode != null && changedIndexs != null &&
           (maxCounter = changedIndexs.length) > 0) {
            Object[]           children = e.getChildren();
            boolean            isVisible =
                (changedParentNode.isVisible() &&
                 changedParentNode.isExpanded());

            for(int counter = maxCounter - 1; counter >= 0; counter--) {
                changedParentNode.removeChildAtModelIndex
                                 (changedIndexs[counter], isVisible);
            }
            if(isVisible) {
                if(treeSelectionModel != null)
                    treeSelectionModel.resetRowSelection();
                if (treeModel.getChildCount(changedParentNode.
                                            getUserObject()) == 0 &&
                              changedParentNode.isLeaf()) {
                    // Node has become a leaf, collapse it.
                    changedParentNode.collapse(false);
                }
                visibleNodesChanged();
            }
            else if(changedParentNode.isVisible())
                visibleNodesChanged();
        }
    }
}
 
源代码8 项目: jdk8u60   文件: FixedHeightLayoutCache.java
/**
 * <p>Invoked after nodes have been removed from the tree.  Note that
 * if a subtree is removed from the tree, this method may only be
 * invoked once for the root of the removed subtree, not once for
 * each individual set of siblings removed.</p>
 *
 * <p>e.path() returns the former parent of the deleted nodes.</p>
 *
 * <p>e.childIndices() returns the indices the nodes had before they were deleted in ascending order.</p>
 */
public void treeNodesRemoved(TreeModelEvent e) {
    if(e != null) {
        int                  changedIndexs[];
        int                  maxCounter;
        TreePath             parentPath = SwingUtilities2.getTreePath(e, getModel());
        FHTreeStateNode      changedParentNode = getNodeForPath
                                   (parentPath, false, false);

        changedIndexs = e.getChildIndices();
        // PENDING(scott): make sure that changedIndexs are sorted in
        // ascending order.
        if(changedParentNode != null && changedIndexs != null &&
           (maxCounter = changedIndexs.length) > 0) {
            Object[]           children = e.getChildren();
            boolean            isVisible =
                (changedParentNode.isVisible() &&
                 changedParentNode.isExpanded());

            for(int counter = maxCounter - 1; counter >= 0; counter--) {
                changedParentNode.removeChildAtModelIndex
                                 (changedIndexs[counter], isVisible);
            }
            if(isVisible) {
                if(treeSelectionModel != null)
                    treeSelectionModel.resetRowSelection();
                if (treeModel.getChildCount(changedParentNode.
                                            getUserObject()) == 0 &&
                              changedParentNode.isLeaf()) {
                    // Node has become a leaf, collapse it.
                    changedParentNode.collapse(false);
                }
                visibleNodesChanged();
            }
            else if(changedParentNode.isVisible())
                visibleNodesChanged();
        }
    }
}
 
源代码9 项目: JDKSourceCode1.8   文件: FixedHeightLayoutCache.java
/**
 * <p>Invoked after nodes have been removed from the tree.  Note that
 * if a subtree is removed from the tree, this method may only be
 * invoked once for the root of the removed subtree, not once for
 * each individual set of siblings removed.</p>
 *
 * <p>e.path() returns the former parent of the deleted nodes.</p>
 *
 * <p>e.childIndices() returns the indices the nodes had before they were deleted in ascending order.</p>
 */
public void treeNodesRemoved(TreeModelEvent e) {
    if(e != null) {
        int                  changedIndexs[];
        int                  maxCounter;
        TreePath             parentPath = SwingUtilities2.getTreePath(e, getModel());
        FHTreeStateNode      changedParentNode = getNodeForPath
                                   (parentPath, false, false);

        changedIndexs = e.getChildIndices();
        // PENDING(scott): make sure that changedIndexs are sorted in
        // ascending order.
        if(changedParentNode != null && changedIndexs != null &&
           (maxCounter = changedIndexs.length) > 0) {
            Object[]           children = e.getChildren();
            boolean            isVisible =
                (changedParentNode.isVisible() &&
                 changedParentNode.isExpanded());

            for(int counter = maxCounter - 1; counter >= 0; counter--) {
                changedParentNode.removeChildAtModelIndex
                                 (changedIndexs[counter], isVisible);
            }
            if(isVisible) {
                if(treeSelectionModel != null)
                    treeSelectionModel.resetRowSelection();
                if (treeModel.getChildCount(changedParentNode.
                                            getUserObject()) == 0 &&
                              changedParentNode.isLeaf()) {
                    // Node has become a leaf, collapse it.
                    changedParentNode.collapse(false);
                }
                visibleNodesChanged();
            }
            else if(changedParentNode.isVisible())
                visibleNodesChanged();
        }
    }
}
 
源代码10 项目: openjdk-jdk8u   文件: FixedHeightLayoutCache.java
/**
 * <p>Invoked after nodes have been removed from the tree.  Note that
 * if a subtree is removed from the tree, this method may only be
 * invoked once for the root of the removed subtree, not once for
 * each individual set of siblings removed.</p>
 *
 * <p>e.path() returns the former parent of the deleted nodes.</p>
 *
 * <p>e.childIndices() returns the indices the nodes had before they were deleted in ascending order.</p>
 */
public void treeNodesRemoved(TreeModelEvent e) {
    if(e != null) {
        int                  changedIndexs[];
        int                  maxCounter;
        TreePath             parentPath = SwingUtilities2.getTreePath(e, getModel());
        FHTreeStateNode      changedParentNode = getNodeForPath
                                   (parentPath, false, false);

        changedIndexs = e.getChildIndices();
        // PENDING(scott): make sure that changedIndexs are sorted in
        // ascending order.
        if(changedParentNode != null && changedIndexs != null &&
           (maxCounter = changedIndexs.length) > 0) {
            Object[]           children = e.getChildren();
            boolean            isVisible =
                (changedParentNode.isVisible() &&
                 changedParentNode.isExpanded());

            for(int counter = maxCounter - 1; counter >= 0; counter--) {
                changedParentNode.removeChildAtModelIndex
                                 (changedIndexs[counter], isVisible);
            }
            if(isVisible) {
                if(treeSelectionModel != null)
                    treeSelectionModel.resetRowSelection();
                if (treeModel.getChildCount(changedParentNode.
                                            getUserObject()) == 0 &&
                              changedParentNode.isLeaf()) {
                    // Node has become a leaf, collapse it.
                    changedParentNode.collapse(false);
                }
                visibleNodesChanged();
            }
            else if(changedParentNode.isVisible())
                visibleNodesChanged();
        }
    }
}
 
/**
 * <p>Invoked after nodes have been removed from the tree.  Note that
 * if a subtree is removed from the tree, this method may only be
 * invoked once for the root of the removed subtree, not once for
 * each individual set of siblings removed.</p>
 *
 * <p>e.path() returns the former parent of the deleted nodes.</p>
 *
 * <p>e.childIndices() returns the indices the nodes had before they were deleted in ascending order.</p>
 */
public void treeNodesRemoved(TreeModelEvent e) {
    if(e != null) {
        int                  changedIndexs[];
        int                  maxCounter;
        TreePath             parentPath = SwingUtilities2.getTreePath(e, getModel());
        FHTreeStateNode      changedParentNode = getNodeForPath
                                   (parentPath, false, false);

        changedIndexs = e.getChildIndices();
        // PENDING(scott): make sure that changedIndexs are sorted in
        // ascending order.
        if(changedParentNode != null && changedIndexs != null &&
           (maxCounter = changedIndexs.length) > 0) {
            Object[]           children = e.getChildren();
            boolean            isVisible =
                (changedParentNode.isVisible() &&
                 changedParentNode.isExpanded());

            for(int counter = maxCounter - 1; counter >= 0; counter--) {
                changedParentNode.removeChildAtModelIndex
                                 (changedIndexs[counter], isVisible);
            }
            if(isVisible) {
                if(treeSelectionModel != null)
                    treeSelectionModel.resetRowSelection();
                if (treeModel.getChildCount(changedParentNode.
                                            getUserObject()) == 0 &&
                              changedParentNode.isLeaf()) {
                    // Node has become a leaf, collapse it.
                    changedParentNode.collapse(false);
                }
                visibleNodesChanged();
            }
            else if(changedParentNode.isVisible())
                visibleNodesChanged();
        }
    }
}
 
源代码12 项目: Bytecoder   文件: FixedHeightLayoutCache.java
/**
 * <p>Invoked after nodes have been removed from the tree.  Note that
 * if a subtree is removed from the tree, this method may only be
 * invoked once for the root of the removed subtree, not once for
 * each individual set of siblings removed.</p>
 *
 * <p>e.path() returns the former parent of the deleted nodes.</p>
 *
 * <p>e.childIndices() returns the indices the nodes had before they were deleted in ascending order.</p>
 */
public void treeNodesRemoved(TreeModelEvent e) {
    if(e != null) {
        int[]                changedIndexs;
        int                  maxCounter;
        TreePath             parentPath = SwingUtilities2.getTreePath(e, getModel());
        FHTreeStateNode      changedParentNode = getNodeForPath
                                   (parentPath, false, false);

        changedIndexs = e.getChildIndices();
        // PENDING(scott): make sure that changedIndexs are sorted in
        // ascending order.
        if(changedParentNode != null && changedIndexs != null &&
           (maxCounter = changedIndexs.length) > 0) {
            Object[]           children = e.getChildren();
            boolean            isVisible =
                (changedParentNode.isVisible() &&
                 changedParentNode.isExpanded());

            for(int counter = maxCounter - 1; counter >= 0; counter--) {
                changedParentNode.removeChildAtModelIndex
                                 (changedIndexs[counter], isVisible);
            }
            if(isVisible) {
                if(treeSelectionModel != null)
                    treeSelectionModel.resetRowSelection();
                if (treeModel.getChildCount(changedParentNode.
                                            getUserObject()) == 0 &&
                              changedParentNode.isLeaf()) {
                    // Node has become a leaf, collapse it.
                    changedParentNode.collapse(false);
                }
                visibleNodesChanged();
            }
            else if(changedParentNode.isVisible())
                visibleNodesChanged();
        }
    }
}
 
源代码13 项目: openjdk-jdk9   文件: FixedHeightLayoutCache.java
/**
 * <p>Invoked after nodes have been removed from the tree.  Note that
 * if a subtree is removed from the tree, this method may only be
 * invoked once for the root of the removed subtree, not once for
 * each individual set of siblings removed.</p>
 *
 * <p>e.path() returns the former parent of the deleted nodes.</p>
 *
 * <p>e.childIndices() returns the indices the nodes had before they were deleted in ascending order.</p>
 */
public void treeNodesRemoved(TreeModelEvent e) {
    if(e != null) {
        int                  changedIndexs[];
        int                  maxCounter;
        TreePath             parentPath = SwingUtilities2.getTreePath(e, getModel());
        FHTreeStateNode      changedParentNode = getNodeForPath
                                   (parentPath, false, false);

        changedIndexs = e.getChildIndices();
        // PENDING(scott): make sure that changedIndexs are sorted in
        // ascending order.
        if(changedParentNode != null && changedIndexs != null &&
           (maxCounter = changedIndexs.length) > 0) {
            Object[]           children = e.getChildren();
            boolean            isVisible =
                (changedParentNode.isVisible() &&
                 changedParentNode.isExpanded());

            for(int counter = maxCounter - 1; counter >= 0; counter--) {
                changedParentNode.removeChildAtModelIndex
                                 (changedIndexs[counter], isVisible);
            }
            if(isVisible) {
                if(treeSelectionModel != null)
                    treeSelectionModel.resetRowSelection();
                if (treeModel.getChildCount(changedParentNode.
                                            getUserObject()) == 0 &&
                              changedParentNode.isLeaf()) {
                    // Node has become a leaf, collapse it.
                    changedParentNode.collapse(false);
                }
                visibleNodesChanged();
            }
            else if(changedParentNode.isVisible())
                visibleNodesChanged();
        }
    }
}
 
源代码14 项目: jdk8u-jdk   文件: FixedHeightLayoutCache.java
/**
 * <p>Invoked after nodes have been removed from the tree.  Note that
 * if a subtree is removed from the tree, this method may only be
 * invoked once for the root of the removed subtree, not once for
 * each individual set of siblings removed.</p>
 *
 * <p>e.path() returns the former parent of the deleted nodes.</p>
 *
 * <p>e.childIndices() returns the indices the nodes had before they were deleted in ascending order.</p>
 */
public void treeNodesRemoved(TreeModelEvent e) {
    if(e != null) {
        int                  changedIndexs[];
        int                  maxCounter;
        TreePath             parentPath = SwingUtilities2.getTreePath(e, getModel());
        FHTreeStateNode      changedParentNode = getNodeForPath
                                   (parentPath, false, false);

        changedIndexs = e.getChildIndices();
        // PENDING(scott): make sure that changedIndexs are sorted in
        // ascending order.
        if(changedParentNode != null && changedIndexs != null &&
           (maxCounter = changedIndexs.length) > 0) {
            Object[]           children = e.getChildren();
            boolean            isVisible =
                (changedParentNode.isVisible() &&
                 changedParentNode.isExpanded());

            for(int counter = maxCounter - 1; counter >= 0; counter--) {
                changedParentNode.removeChildAtModelIndex
                                 (changedIndexs[counter], isVisible);
            }
            if(isVisible) {
                if(treeSelectionModel != null)
                    treeSelectionModel.resetRowSelection();
                if (treeModel.getChildCount(changedParentNode.
                                            getUserObject()) == 0 &&
                              changedParentNode.isLeaf()) {
                    // Node has become a leaf, collapse it.
                    changedParentNode.collapse(false);
                }
                visibleNodesChanged();
            }
            else if(changedParentNode.isVisible())
                visibleNodesChanged();
        }
    }
}
 
源代码15 项目: jdk8u-dev-jdk   文件: FixedHeightLayoutCache.java
/**
 * <p>Invoked after nodes have been removed from the tree.  Note that
 * if a subtree is removed from the tree, this method may only be
 * invoked once for the root of the removed subtree, not once for
 * each individual set of siblings removed.</p>
 *
 * <p>e.path() returns the former parent of the deleted nodes.</p>
 *
 * <p>e.childIndices() returns the indices the nodes had before they were deleted in ascending order.</p>
 */
public void treeNodesRemoved(TreeModelEvent e) {
    if(e != null) {
        int                  changedIndexs[];
        int                  maxCounter;
        TreePath             parentPath = SwingUtilities2.getTreePath(e, getModel());
        FHTreeStateNode      changedParentNode = getNodeForPath
                                   (parentPath, false, false);

        changedIndexs = e.getChildIndices();
        // PENDING(scott): make sure that changedIndexs are sorted in
        // ascending order.
        if(changedParentNode != null && changedIndexs != null &&
           (maxCounter = changedIndexs.length) > 0) {
            Object[]           children = e.getChildren();
            boolean            isVisible =
                (changedParentNode.isVisible() &&
                 changedParentNode.isExpanded());

            for(int counter = maxCounter - 1; counter >= 0; counter--) {
                changedParentNode.removeChildAtModelIndex
                                 (changedIndexs[counter], isVisible);
            }
            if(isVisible) {
                if(treeSelectionModel != null)
                    treeSelectionModel.resetRowSelection();
                if (treeModel.getChildCount(changedParentNode.
                                            getUserObject()) == 0 &&
                              changedParentNode.isLeaf()) {
                    // Node has become a leaf, collapse it.
                    changedParentNode.collapse(false);
                }
                visibleNodesChanged();
            }
            else if(changedParentNode.isVisible())
                visibleNodesChanged();
        }
    }
}
 
源代码16 项目: hottub   文件: FixedHeightLayoutCache.java
/**
 * <p>Invoked after nodes have been removed from the tree.  Note that
 * if a subtree is removed from the tree, this method may only be
 * invoked once for the root of the removed subtree, not once for
 * each individual set of siblings removed.</p>
 *
 * <p>e.path() returns the former parent of the deleted nodes.</p>
 *
 * <p>e.childIndices() returns the indices the nodes had before they were deleted in ascending order.</p>
 */
public void treeNodesRemoved(TreeModelEvent e) {
    if(e != null) {
        int                  changedIndexs[];
        int                  maxCounter;
        TreePath             parentPath = SwingUtilities2.getTreePath(e, getModel());
        FHTreeStateNode      changedParentNode = getNodeForPath
                                   (parentPath, false, false);

        changedIndexs = e.getChildIndices();
        // PENDING(scott): make sure that changedIndexs are sorted in
        // ascending order.
        if(changedParentNode != null && changedIndexs != null &&
           (maxCounter = changedIndexs.length) > 0) {
            Object[]           children = e.getChildren();
            boolean            isVisible =
                (changedParentNode.isVisible() &&
                 changedParentNode.isExpanded());

            for(int counter = maxCounter - 1; counter >= 0; counter--) {
                changedParentNode.removeChildAtModelIndex
                                 (changedIndexs[counter], isVisible);
            }
            if(isVisible) {
                if(treeSelectionModel != null)
                    treeSelectionModel.resetRowSelection();
                if (treeModel.getChildCount(changedParentNode.
                                            getUserObject()) == 0 &&
                              changedParentNode.isLeaf()) {
                    // Node has become a leaf, collapse it.
                    changedParentNode.collapse(false);
                }
                visibleNodesChanged();
            }
            else if(changedParentNode.isVisible())
                visibleNodesChanged();
        }
    }
}
 
源代码17 项目: openjdk-8-source   文件: FixedHeightLayoutCache.java
/**
 * <p>Invoked after nodes have been removed from the tree.  Note that
 * if a subtree is removed from the tree, this method may only be
 * invoked once for the root of the removed subtree, not once for
 * each individual set of siblings removed.</p>
 *
 * <p>e.path() returns the former parent of the deleted nodes.</p>
 *
 * <p>e.childIndices() returns the indices the nodes had before they were deleted in ascending order.</p>
 */
public void treeNodesRemoved(TreeModelEvent e) {
    if(e != null) {
        int                  changedIndexs[];
        int                  maxCounter;
        TreePath             parentPath = SwingUtilities2.getTreePath(e, getModel());
        FHTreeStateNode      changedParentNode = getNodeForPath
                                   (parentPath, false, false);

        changedIndexs = e.getChildIndices();
        // PENDING(scott): make sure that changedIndexs are sorted in
        // ascending order.
        if(changedParentNode != null && changedIndexs != null &&
           (maxCounter = changedIndexs.length) > 0) {
            Object[]           children = e.getChildren();
            boolean            isVisible =
                (changedParentNode.isVisible() &&
                 changedParentNode.isExpanded());

            for(int counter = maxCounter - 1; counter >= 0; counter--) {
                changedParentNode.removeChildAtModelIndex
                                 (changedIndexs[counter], isVisible);
            }
            if(isVisible) {
                if(treeSelectionModel != null)
                    treeSelectionModel.resetRowSelection();
                if (treeModel.getChildCount(changedParentNode.
                                            getUserObject()) == 0 &&
                              changedParentNode.isLeaf()) {
                    // Node has become a leaf, collapse it.
                    changedParentNode.collapse(false);
                }
                visibleNodesChanged();
            }
            else if(changedParentNode.isVisible())
                visibleNodesChanged();
        }
    }
}
 
源代码18 项目: consulo   文件: SelectionSaver.java
public void treeNodesRemoved(TreeModelEvent treeModelEvent) {
  TreePath pathToDelete = treeModelEvent.getTreePath();
  Object[] children = treeModelEvent.getChildren();

  for (int i = 0; i < children.length; i++) {
    Object nodeToDelete = children[i];
    if (myCurrentSelection.contains(nodeToDelete)){
      int deletedRow = myTree.getRowForPath(pathToDelete.pathByAddingChild(nodeToDelete));
      if (deletedRow == 0) return;
      TreePath treePath = new TreePath(myTree.getPathForRow(deletedRow - 1));
      myTree.getSelectionModel().addSelectionPath((TreePath)treePath.getLastPathComponent());
    }
  }

}
 
源代码19 项目: jdk8u_jdk   文件: FixedHeightLayoutCache.java
/**
 * <p>Invoked after nodes have been removed from the tree.  Note that
 * if a subtree is removed from the tree, this method may only be
 * invoked once for the root of the removed subtree, not once for
 * each individual set of siblings removed.</p>
 *
 * <p>e.path() returns the former parent of the deleted nodes.</p>
 *
 * <p>e.childIndices() returns the indices the nodes had before they were deleted in ascending order.</p>
 */
public void treeNodesRemoved(TreeModelEvent e) {
    if(e != null) {
        int                  changedIndexs[];
        int                  maxCounter;
        TreePath             parentPath = SwingUtilities2.getTreePath(e, getModel());
        FHTreeStateNode      changedParentNode = getNodeForPath
                                   (parentPath, false, false);

        changedIndexs = e.getChildIndices();
        // PENDING(scott): make sure that changedIndexs are sorted in
        // ascending order.
        if(changedParentNode != null && changedIndexs != null &&
           (maxCounter = changedIndexs.length) > 0) {
            Object[]           children = e.getChildren();
            boolean            isVisible =
                (changedParentNode.isVisible() &&
                 changedParentNode.isExpanded());

            for(int counter = maxCounter - 1; counter >= 0; counter--) {
                changedParentNode.removeChildAtModelIndex
                                 (changedIndexs[counter], isVisible);
            }
            if(isVisible) {
                if(treeSelectionModel != null)
                    treeSelectionModel.resetRowSelection();
                if (treeModel.getChildCount(changedParentNode.
                                            getUserObject()) == 0 &&
                              changedParentNode.isLeaf()) {
                    // Node has become a leaf, collapse it.
                    changedParentNode.collapse(false);
                }
                visibleNodesChanged();
            }
            else if(changedParentNode.isVisible())
                visibleNodesChanged();
        }
    }
}
 
源代码20 项目: pdfxtk   文件: JTreeView.java
public void treeNodesChanged(TreeModelEvent e) {
   System.out.println(e);
   Object[] childs = e.getChildren();
   for(int i = 0; i < childs.length; i++)
     if(childs[i] == trcmp.getModel().getRoot()) {
fireRootNodeChanged();
break;
     }
 }
 
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