From 5bd058f70161c5f70a7e744f61a3ce22ed1b5014 Mon Sep 17 00:00:00 2001
From: Mikhail Khodjaiants <mikhailkhod@googlemail.com>
Date: Fri, 20 Sep 2002 20:05:27 +0000
Subject: [PATCH] Implementation of 'setCurrentThread' and 'switchToFrame'
 functions.

---
 .../cdt/debug/internal/core/model/CDebugTarget.java  | 12 ++++++++++--
 .../debug/internal/core/model/CRegisterGroup.java    |  2 +-
 .../cdt/debug/internal/core/model/CThread.java       | 12 ++++++++++++
 3 files changed, 23 insertions(+), 3 deletions(-)

diff --git a/debug/org.eclipse.cdt.debug.core/src/org/eclipse/cdt/debug/internal/core/model/CDebugTarget.java b/debug/org.eclipse.cdt.debug.core/src/org/eclipse/cdt/debug/internal/core/model/CDebugTarget.java
index f2b705eec2a..58161da6bbd 100644
--- a/debug/org.eclipse.cdt.debug.core/src/org/eclipse/cdt/debug/internal/core/model/CDebugTarget.java
+++ b/debug/org.eclipse.cdt.debug.core/src/org/eclipse/cdt/debug/internal/core/model/CDebugTarget.java
@@ -1751,7 +1751,7 @@ public class CDebugTarget extends CDebugElement
 		Iterator it = fRegisterGroups.iterator();
 		while( it.hasNext() )
 		{
-			((CRegisterGroup)it.next()).preserve();
+			((CRegisterGroup)it.next()).resetChangeFlags();
 		}
 	}
 
@@ -1832,9 +1832,17 @@ public class CDebugTarget extends CDebugElement
 	 */
 	public void setCurrentThread( IThread thread ) throws DebugException
 	{
-		if ( !isAvailable() )
+		if ( !isAvailable() || thread == null || !(thread instanceof CThread) )
 		{
 			return;
 		}
+		try
+		{
+			getCDITarget().setCurrentThread( ((CThread)thread).getCDIThread() );
+		}
+		catch( CDIException e )
+		{
+			targetRequestFailed( e.getMessage(), null );
+		}
 	}
 }
diff --git a/debug/org.eclipse.cdt.debug.core/src/org/eclipse/cdt/debug/internal/core/model/CRegisterGroup.java b/debug/org.eclipse.cdt.debug.core/src/org/eclipse/cdt/debug/internal/core/model/CRegisterGroup.java
index dc236574ed6..d606b8cab2e 100644
--- a/debug/org.eclipse.cdt.debug.core/src/org/eclipse/cdt/debug/internal/core/model/CRegisterGroup.java
+++ b/debug/org.eclipse.cdt.debug.core/src/org/eclipse/cdt/debug/internal/core/model/CRegisterGroup.java
@@ -151,7 +151,7 @@ public class CRegisterGroup extends CDebugElement implements IRegisterGroup
 		}
 	}
 	
-	protected void preserve()
+	protected void resetChangeFlags()
 	{
 		if ( fRegisters == null )
 			return;
diff --git a/debug/org.eclipse.cdt.debug.core/src/org/eclipse/cdt/debug/internal/core/model/CThread.java b/debug/org.eclipse.cdt.debug.core/src/org/eclipse/cdt/debug/internal/core/model/CThread.java
index 72c539940b7..e4107739e3e 100644
--- a/debug/org.eclipse.cdt.debug.core/src/org/eclipse/cdt/debug/internal/core/model/CThread.java
+++ b/debug/org.eclipse.cdt.debug.core/src/org/eclipse/cdt/debug/internal/core/model/CThread.java
@@ -963,5 +963,17 @@ public class CThread extends CDebugElement
 	 */
 	public void switchToFrame( IStackFrame frame ) throws DebugException
 	{
+		if ( frame == null && !(frame instanceof CStackFrame) )
+		{
+			return;
+		}
+		try
+		{
+			getCDIThread().setCurrentStackFrame( ((CStackFrame)frame).getCDIStackFrame() );
+		}
+		catch( CDIException e )
+		{
+			targetRequestFailed( e.getMessage(), null );
+		}
 	}
 }