/**
* If CS application, create a root node with 2 subnodes: RAM and repository; the RAM subnode
* contains the list of RAM projects as subnodes. If RAM application, create a root node with the
* list of projects as subnodes.
*/
private DynamicNode createRootNode() {
DynamicNode rootNode = null;
DynamicNode RAMNode = null;
try {
RAMNode = new DynamicNode(DB_RAM);
RAMNode.setDisplayText(DbRAM.DISPLAY_NAME);
RAMNode.setIcon(kLocalIcon);
loadChildren(RAMNode);
Db[] dbs = Db.getDbs();
for (int i = 0; i < dbs.length; i++) {
if (dbs[i] instanceof DbRAM) continue;
if (rootNode == null) {
rootNode = new DynamicNode(ROOT);
rootNode.setHasLoaded();
rootNode.add(RAMNode);
}
DynamicNode dbNode = new DynamicNode(dbs[i]);
dbNode.setDisplayText(dbs[i].getDBMSName());
dbNode.setIcon(kRepositoryIcon);
rootNode.add(dbNode);
loadChildren(dbNode);
}
} catch (DbException ex) {
org.modelsphere.jack.util.ExceptionHandler.processUncatchedException(
ApplicationContext.getDefaultMainFrame(), ex);
}
return (rootNode != null ? rootNode : RAMNode);
}
private DynamicNode createGroupNode(GroupParams group) {
DynamicNode groupNode = new DynamicNode(group);
groupNode.setDisplayText(group.name);
groupNode.setIcon(group.icon);
groupNode.setGroupParams(group);
groupNode.setHasLoaded();
return groupNode;
}
// Overridden
protected DynamicNode createPrimaryNode(DbObject dbParent, DbObject dbo) throws DbException {
DynamicNode node = new DynamicNode(dbo, getSequence(dbParent, dbo));
String displayText = getDisplayText(dbParent, dbo);
String editText = getEditText(dbParent, dbo);
String tooltips = getToolTipsText(dbParent, dbo);
node.setDisplayText(displayText, editText);
node.setToolTips(tooltips);
node.setIcon(getIcon(dbo));
node.setGroupParams(getGroupParams(dbParent, dbo));
node.setIsLeaf(isLeaf(dbParent, dbo));
node.setDefaultAction(getDefaultAction(dbo));
return node;
}
// This method refreshes the display text of a node.
protected final void updateNode(DbObject dbo) throws DbException {
DynamicNode node = getDynamicNode(dbo, false);
if (node == null) return;
// backup selection and restore later
Object focusObject = ApplicationContext.getFocusManager().getFocusObject();
TreePath[] selPaths = null;
if (focusObject instanceof ExplorerView) {
selPaths = ((ExplorerView) focusObject).getSelectionPaths();
}
String displayText = getDisplayText(null, dbo);
String editText = getEditText(null, dbo);
String toolTipText = getToolTipsText(null, dbo);
Icon icon = getIcon(dbo);
node.setDisplayText(displayText, editText);
node.setToolTips(toolTipText);
node.setIcon(icon);
nodeChanged(node);
DynamicNode parentNode = (DynamicNode) node.getParent();
Object parent = parentNode.getUserObject();
if (!(parent instanceof DbObject) || childrenAreSorted((DbObject) parent)) {
removeNodeFromParent(node);
int index = getSortedIndex(parentNode, node);
insertNodeInto(node, parentNode, index);
}
// Restore selection
if (focusObject instanceof ExplorerView && selPaths != null) {
ExplorerView explorerView = (ExplorerView) focusObject;
try { // Should not occurs
explorerView.setSelectionPaths(selPaths);
} catch (Exception e) {
explorerView.setSelectionPaths(new TreePath[] {});
}
}
}
private void refreshNode(DynamicNode srcNode, DynamicNode parentNode, int index)
throws DbException {
DynamicNode dstNode = getDynamicNode(parentNode, srcNode.getUserObject(), index);
if (dstNode == null) {
insertNodeInto(srcNode, parentNode, index);
} else {
if (dstNode != getChild(parentNode, index)) {
removeNodeFromParent(dstNode);
insertNodeInto(dstNode, parentNode, index);
}
if (dstNode.getUserObject() instanceof DynamicNode) {
nodeChanged(dstNode); // in case text of primary node has
// changed
} else if (!dstNode.toString().equals(srcNode.toString())
|| dstNode.getIcon() != srcNode.getIcon()
|| (dstNode.getToolTips() != null
&& !dstNode.getToolTips().equals(srcNode.getToolTips()))) {
dstNode.setDisplayText(srcNode.toString(), srcNode.getEditText());
dstNode.setIcon(srcNode.getIcon());
dstNode.setToolTips(srcNode.getToolTips());
nodeChanged(dstNode);
}
}
}
protected final void refresh(DynamicNode parentNode) throws DbException {
if (ApplicationContext.getFocusManager().isGuiLocked()) return;
if (parentNode == null) return;
if (!parentNode.hasLoaded() || parentNode.isLeaf()) {
if (parentNode.getUserObject() instanceof DbObject)
updateNode((DbObject) parentNode.getUserObject());
return;
}
Object userObject = parentNode.getUserObject();
if (userObject == ROOT) {
int count = getChildCount(parentNode);
for (int i = 0; i < count; i++) {
DynamicNode node = (DynamicNode) getChild(parentNode, i);
userObject = node.getUserObject();
if (userObject == DB_RAM) refresh(node);
else {
if (((Db) userObject).isValid()) {
((Db) userObject).beginTrans(Db.READ_TRANS);
refresh(node);
((Db) userObject).commitTrans();
} else {
removeNode(node);
}
}
}
return;
}
if (userObject == DB_RAM) {
int count = getChildCount(parentNode);
for (int i = count - 1; i >= 0; i--) {
DynamicNode node = (DynamicNode) getChild(parentNode, i);
Db db = ((DbObject) node.getUserObject()).getDb();
if (!db.isValid()) {
removeNode(node);
continue;
}
db.beginTrans(Db.READ_TRANS);
refresh(node);
// refresh the display text for the projects - we do not want to
// apply a full update
// using update(dbo) because we want to preserve the expanded
// state for projects.
node.setDisplayText(getDisplayText(null, (DbObject) node.getUserObject()));
db.commitTrans();
}
// check for missing Db
Db[] dbs = Db.getDbs();
for (int i = 0; i < dbs.length; i++) {
if (!dbs[i].isValid() || !(dbs[i] instanceof DbRAM)) continue;
DynamicNode dbNode = getDynamicNode(parentNode, dbs[i], 0);
if (dbNode != null) continue;
dbs[i].beginTrans(Db.READ_TRANS);
DbEnumeration dbEnum = dbs[i].getRoot().getComponents().elements(DbProject.metaClass);
if (dbEnum.hasMoreElements()) {
getDynamicNode(dbEnum.nextElement(), false);
}
dbEnum.close();
dbs[i].commitTrans();
}
return;
}
SrVector children = new SrVector(10);
if (userObject instanceof Db) {
insertProjects(children, (Db) userObject);
children.sort();
} else if (((DbObject) userObject).isAlive()) {
insertComponents(children, (DbObject) userObject);
if (childrenAreSorted((DbObject) userObject))
children.sort(getComparator((DbObject) userObject));
}
DynamicNode groupNode = null;
int index = 0;
int iGroup = 0;
for (int i = 0; i < children.size(); i++) {
DynamicNode srcNode = (DynamicNode) children.elementAt(i);
GroupParams group = srcNode.getGroupParams();
if (group.name == null) {
refreshNode(srcNode, parentNode, index);
index++;
} else {
if (groupNode == null || !groupNode.toString().equals(group.name)) {
if (groupNode != null) deleteNodes(groupNode, iGroup);
groupNode = getGroupNode(parentNode, group, index);
if (groupNode == null) {
groupNode = createGroupNode(group);
insertNodeInto(groupNode, parentNode, index);
} else if (groupNode != getChild(parentNode, index)) {
removeNodeFromParent(groupNode);
insertNodeInto(groupNode, parentNode, index);
}
index++;
iGroup = 0;
}
refreshNode(srcNode, groupNode, iGroup);
iGroup++;
}
}
if (groupNode != null) deleteNodes(groupNode, iGroup);
deleteNodes(parentNode, index);
// Refresh subnodes in a separate pass to avoid interference from
// automatic
// adding of a primary node when adding a secondary node.
refreshChildren(parentNode);
}
