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Merge remote-tracking branch 'origin/GP-289_ghidravore_gtree_dispose_issue--SQUASHED' into Ghidra_9.2

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ghidravore 2020-10-27 14:12:51 -04:00
commit cefacd49be
3 changed files with 23 additions and 15 deletions
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18
Ghidra/Features/Base/src/main/java/ghidra/plugins/fsbrowser/FSBActionManager.java
View file

@ -1171,7 +1171,10 @@ class FSBActionManager {
public void actionPerformed(ActionContext context) {
FSRL containerFSRL = FSBUtils.getFileFSRLFromContext(context);
if (containerFSRL != null && context.getContextObject() instanceof FSBFileNode) {
FSBFileNode fileNode = (FSBFileNode) context.getContextObject();
FSBFileNode xfileNode = (FSBFileNode) context.getContextObject();
FSBFileNode modelFileNode =
(FSBFileNode) gTree.getModelNodeForPath(xfileNode.getTreePath());
gTree.runTask(monitor -> {
try {
FileSystemRef fsRef =
@ -1185,17 +1188,12 @@ class FSBActionManager {
return;
}
FSBRootNode nestedRootNode = new FSBRootNode(fsRef, fileNode);
FSBRootNode containingFSBRootNode =
FSBNode.findContainingFileSystemFSBRootNode(fileNode);
if (containingFSBRootNode != null) {
containingFSBRootNode.getSubRootNodes().add(nestedRootNode);
}
FSBRootNode nestedRootNode = new FSBRootNode(fsRef, modelFileNode);
nestedRootNode.setChildren(nestedRootNode.generateChildren(monitor));
int indexInParent = fileNode.getIndexInParent();
GTreeNode parent = fileNode.getParent();
parent.removeNode(fileNode);
int indexInParent = modelFileNode.getIndexInParent();
GTreeNode parent = modelFileNode.getParent();
parent.removeNode(modelFileNode);
parent.addNode(indexInParent, nestedRootNode);
gTree.expandPath(nestedRootNode);
}

5
Ghidra/Framework/Docking/src/main/java/docking/widgets/tree/CoreGTreeNode.java
View file

@ -260,6 +260,11 @@ abstract class CoreGTreeNode implements Cloneable {
}
}
/**
* This is used to dispose filtered "clone" nodes. When a filter is applied to the tree,
* the nodes that matched are "shallow" cloned, so when the filter is removed, we don't
* want to do a full dispose on the nodes, just clean up the parent-child references.
*/
final void disposeClones() {
List<GTreeNode> oldChildren;
synchronized (this) {

15
Ghidra/Framework/Docking/src/main/java/docking/widgets/tree/GTree.java
View file

@ -243,12 +243,17 @@ public class GTree extends JPanel implements BusyListener {
public void dispose() {
filterUpdateManager.dispose();
worker.dispose();
GTreeNode root = model.getModelRoot();
if (root != null) {
root.dispose();
}
if (realModelRootNode != null) {
realModelRootNode.dispose();
realViewRootNode.dispose();
}
// if there is a filter applied, clean up the filtered nodes. Note that filtered nodes
// are expected to be shallow clones of the model nodes, so we don't want to call full
// dispose on the filtered nodes because internal clean-up should happen when the
// model nodes are disposed. The disposeClones just breaks the child-parent ties.
if (realViewRootNode != null && realViewRootNode != realModelRootNode) {
realViewRootNode.disposeClones();
}
model.dispose();
}