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Code Issues Releases Wiki Activity

GT-2870 - Symbol Tree - fixed ClassCastException when clicking the

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This commit is contained in:
dragonmacher 2019-05-15 09:57:58 -04:00
parent 8caff82460
commit f0af82b021
2 changed files with 22 additions and 14 deletions
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29
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/symboltree/actions/CutAction.java
View file

@ -1,6 +1,5 @@
/* ###
* IP: GHIDRA
* REVIEWED: YES
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -17,8 +16,6 @@
package ghidra.app.plugin.core.symboltree.actions;
import static docking.KeyBindingPrecedence.ActionMapLevel;
import ghidra.app.plugin.core.symboltree.*;
import ghidra.app.plugin.core.symboltree.nodes.SymbolTreeNode;
import java.awt.datatransfer.*;
import java.awt.event.InputEvent;
@ -30,13 +27,15 @@ import javax.swing.Icon;
import javax.swing.KeyStroke;
import javax.swing.tree.TreePath;
import resources.ResourceManager;
import docking.action.KeyBindingData;
import docking.action.MenuData;
import docking.widgets.tree.GTree;
import docking.widgets.tree.GTreeNode;
import docking.widgets.tree.support.GTreeNodeTransferable;
import docking.widgets.tree.support.GTreeTransferHandler;
import ghidra.app.plugin.core.symboltree.*;
import ghidra.app.plugin.core.symboltree.nodes.SymbolTreeNode;
import resources.ResourceManager;
public class CutAction extends SymbolTreeContextAction {
private final static Icon CUT_ICON = ResourceManager.loadImage("images/edit-cut22.png");
@ -51,12 +50,10 @@ public class CutAction extends SymbolTreeContextAction {
KeyStroke keyStroke = KeyStroke.getKeyStroke(KeyEvent.VK_X, InputEvent.CTRL_DOWN_MASK);
setKeyBindingData(new KeyBindingData(keyStroke, ActionMapLevel));
clipboardOwner = new ClipboardOwner() {
public void lostOwnership(Clipboard currentClipboard, Transferable transferable) {
GTreeNodeTransferable gtTransferable = (GTreeNodeTransferable) transferable;
List<GTreeNode> nodeList = gtTransferable.getAllData();
setNodesCut(nodeList, false);
}
clipboardOwner = (currentClipboard, transferable) -> {
GTreeNodeTransferable gtTransferable = (GTreeNodeTransferable) transferable;
List<GTreeNode> nodeList = gtTransferable.getAllData();
setNodesCut(nodeList, false);
};
}
@ -69,7 +66,12 @@ public class CutAction extends SymbolTreeContextAction {
// only valid if all selected paths are of the correct type
for (TreePath path : selectionPaths) {
SymbolTreeNode node = (SymbolTreeNode) path.getLastPathComponent();
Object pathComponent = path.getLastPathComponent();
if (!(pathComponent instanceof SymbolTreeNode)) {
return false;
}
SymbolTreeNode node = (SymbolTreeNode) pathComponent;
if (!node.canCut()) {
return false;
}
@ -108,7 +110,7 @@ public class CutAction extends SymbolTreeContextAction {
}
private List<GTreeNode> createList(TreePath[] paths) {
ArrayList<GTreeNode> list = new ArrayList<GTreeNode>();
ArrayList<GTreeNode> list = new ArrayList<>();
if (paths != null) {
for (TreePath element : paths) {
GTreeNode node = (GTreeNode) element.getLastPathComponent();
@ -128,7 +130,8 @@ public class CutAction extends SymbolTreeContextAction {
// this class is just a marker interface so we can tell if we put the contents into the
// clipboard
class SymbolTreeNodeTransferable extends GTreeNodeTransferable {
public SymbolTreeNodeTransferable(GTreeTransferHandler handler, List<GTreeNode> selectedData) {
public SymbolTreeNodeTransferable(GTreeTransferHandler handler,
List<GTreeNode> selectedData) {
super(handler, selectedData);
}
}

7
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/symboltree/actions/PasteAction.java
View file

@ -60,7 +60,12 @@ public class PasteAction extends SymbolTreeContextAction {
return false;
}
SymbolTreeNode node = (SymbolTreeNode) selectionPaths[0].getLastPathComponent();
Object pathComponent = selectionPaths[0].getLastPathComponent();
if (!(pathComponent instanceof SymbolTreeNode)) {
return false;
}
SymbolTreeNode node = (SymbolTreeNode) pathComponent;
Clipboard clipboard = context.getSymbolTreeProvider().getClipboard();
Transferable transferable = clipboard.getContents(this);
if (transferable == null) {