1 files changed, 87 insertions, 0 deletions
diff --git a/plugins/org.eclipse.tcf.debug.ui/src/org/eclipse/tcf/internal/debug/ui/model/TCFChildrenRegisters.java b/plugins/org.eclipse.tcf.debug.ui/src/org/eclipse/tcf/internal/debug/ui/model/TCFChildrenRegisters.java
new file mode 100644
index 000000000..86dc0a30c
--- /dev/null
+++ b/plugins/org.eclipse.tcf.debug.ui/src/org/eclipse/tcf/internal/debug/ui/model/TCFChildrenRegisters.java
@@ -0,0 +1,87 @@
+/*******************************************************************************
+ * Copyright (c) 2007, 2010 Wind River Systems, Inc. and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Wind River Systems - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.tm.internal.tcf.debug.ui.model;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import org.eclipse.tm.tcf.protocol.IToken;
+import org.eclipse.tm.tcf.services.IRegisters;
+
+
+public class TCFChildrenRegisters extends TCFChildren {
+
+    TCFChildrenRegisters(TCFNode node) {
+        super(node, 128);
+    }
+
+    void onSuspended() {
+        for (TCFNode n : getNodes()) ((TCFNodeRegister)n).onSuspended();
+    }
+
+    void onParentValueChanged() {
+        for (TCFNode n : getNodes()) ((TCFNodeRegister)n).onParentValueChanged();
+    }
+
+    void onRegistersChanged() {
+        for (TCFNode n : getNodes()) ((TCFNodeRegister)n).onRegistersChanged();
+        reset();
+    }
+
+    @Override
+    void onNodeDisposed(String id) {
+        super.onNodeDisposed(id);
+        if (node instanceof TCFNodeExecContext) {
+            // CPU register nodes are special case:
+            // they have executable node as parent,
+            // but they are also referenced as children of stack frames
+            for (TCFNode n : ((TCFNodeExecContext)node).getStackTrace().getNodes()) {
+                ((TCFNodeStackFrame)n).getRegisters().onNodeDisposed(id);
+            }
+        }
+    }
+
+    @Override
+    protected boolean startDataRetrieval() {
+        IRegisters regs = node.model.getLaunch().getService(IRegisters.class);
+        if (regs == null) {
+            set(null, null, new HashMap<String,TCFNode>());
+            return true;
+        }
+        if (node instanceof TCFNodeStackFrame) {
+            TCFChildrenStackTrace stack_trace_cache = ((TCFNodeExecContext)node.parent).getStackTrace();
+            if (!stack_trace_cache.validate(this)) return false; // node.getFrameNo() is not valid
+            final int frame_no = ((TCFNodeStackFrame)node).getFrameNo();
+            if (frame_no < 0) {
+                set(null, null, new HashMap<String,TCFNode>());
+                return true;
+            }
+        }
+        assert command == null;
+        command = regs.getChildren(node.id, new IRegisters.DoneGetChildren() {
+            public void doneGetChildren(IToken token, Exception error, String[] contexts) {
+                Map<String,TCFNode> data = null;
+                if (command == token && error == null) {
+                    int index = 0;
+                    data = new HashMap<String,TCFNode>();
+                    for (String id : contexts) {
+                        TCFNodeRegister n = (TCFNodeRegister)node.model.getNode(id);
+                        if (n == null) n = new TCFNodeRegister(node, id);
+                        n.setIndex(index++);
+                        data.put(id, n);
+                    }
+                }
+                set(token, error, data);
+            }
+        });
+        return false;
+    }
+}