gltrace: fix search for tree view

When using a tree widget, the ViewerFilter#select method should
search not just the given node, but also all its children if the
node is a tree node.

Change-Id: I2ff9896067e75521f5d654d27b8b2a5787410d56

1 files changed, 18 insertions, 2 deletions

diff --git a/eclipse/plugins/com.android.ide.eclipse.gldebugger/src/com/android/ide/eclipse/gltrace/editors/GLFunctionTraceViewer.java b/eclipse/plugins/com.android.ide.eclipse.gldebugger/src/com/android/ide/eclipse/gltrace/editors/GLFunctionTraceViewer.java
index 5bd0af0..debd086 100644
--- a/eclipse/plugins/com.android.ide.eclipse.gldebugger/src/com/android/ide/eclipse/gltrace/editors/GLFunctionTraceViewer.java
+++ b/eclipse/plugins/com.android.ide.eclipse.gldebugger/src/com/android/ide/eclipse/gltrace/editors/GLFunctionTraceViewer.java
@@ -564,8 +564,7 @@ public class GLFunctionTraceViewer extends EditorPart implements ISelectionProvi
                 return true;
             }
 
-            GLCall call = ((GLCallNode) element).getCall();
-            String text = call.getFunction().toString();
+            String text = getTextUnderNode((GLCallNode) element);
 
             if (mPatterns.size() == 0) {
                 // match if there are no regex filters
@@ -582,6 +581,23 @@ public class GLFunctionTraceViewer extends EditorPart implements ISelectionProvi
 
             return false;
         }
+
+        /** Obtain a string representation of all functions under a given tree node. */
+        private String getTextUnderNode(GLCallNode element) {
+            String func = element.getCall().getFunction().toString();
+            if (!element.hasChildren()) {
+                return func;
+            }
+
+            StringBuilder sb = new StringBuilder(100);
+            sb.append(func);
+
+            for (GLCallNode child : element.getChildren()) {
+                sb.append(getTextUnderNode(child));
+            }
+
+            return sb.toString();
+        }
     }
 
     @Override