From 7e220a2a8da58a9dd5b70ddd6b6cb61268b11b63 Mon Sep 17 00:00:00 2001
From: lingutln <lingutln@localhost>
Date: Thu, 22 Dec 2011 23:27:43 +0000
Subject: [PATCH] Modifications to Enable/Disable functionality. Done by
 Nikhil.

svn path=/; revision=233
---
 .../ie/dcu/apps/ist/views/SegmentationView.java    |  8 +++++---
 .../apps/ist/widgets/AnnotatedImageControl.java    |  8 +++++++-
 .../ie/dcu/segment/annotate/AnnotationManager.java | 14 ++++++++++++++
 3 files changed, 26 insertions(+), 4 deletions(-)

diff --git a/Annotation/src/ie/dcu/apps/ist/views/SegmentationView.java b/Annotation/src/ie/dcu/apps/ist/views/SegmentationView.java
index 9104c26..9c7b4a8 100644
--- a/Annotation/src/ie/dcu/apps/ist/views/SegmentationView.java
+++ b/Annotation/src/ie/dcu/apps/ist/views/SegmentationView.java
@@ -448,8 +448,10 @@ public class SegmentationView extends Composite {
 	public boolean canUndo() {
 		return view.canUndo();
 	}
-
-
+	
+	public boolean canAnnotate() {
+		return view.canAnnotate();
+	}
 	public boolean canRedo() {
 		return view.canRedo();
 	}
@@ -761,7 +763,7 @@ public class SegmentationView extends Composite {
 			Tool.ZoomOut.action.setEnabled(canZoomOut());
 			Tool.ZoomOriginal.action.setEnabled(canZoomOriginal());
 			Tool.ZoomBestFit.action.setEnabled(canZoomBestFit());
-			comboLabel.setEnabled(canZoomBestFit());
+			comboLabel.setEnabled(canAnnotate());
 			assign.setEnabled(canZoomBestFit() & !(comboLabel.getText().isEmpty()));
 			Tool.Foreground.action.setChecked(isAnnotatingForeground());
 			Tool.Background.action.setChecked(isAnnotatingBackground());
diff --git a/Annotation/src/ie/dcu/apps/ist/widgets/AnnotatedImageControl.java b/Annotation/src/ie/dcu/apps/ist/widgets/AnnotatedImageControl.java
index 89eb761..d3dea1d 100644
--- a/Annotation/src/ie/dcu/apps/ist/widgets/AnnotatedImageControl.java
+++ b/Annotation/src/ie/dcu/apps/ist/widgets/AnnotatedImageControl.java
@@ -202,10 +202,16 @@ public class AnnotatedImageControl extends Composite {
 		return false;
 	}
 	
+	public boolean canAnnotate() {
+		if (ctx != null) {
+			return ctx.getAnnotations().canUndo();
+		}
+		return false;
+	}
 	
 	public boolean canRedo() {
 		if (ctx != null) {
-			return ctx.getAnnotations().canRedo();
+			return ctx.getAnnotations().canAnnotate();
 		}
 		return false;
 	}
diff --git a/Annotation/src/ie/dcu/segment/annotate/AnnotationManager.java b/Annotation/src/ie/dcu/segment/annotate/AnnotationManager.java
index 7ea886d..cb45665 100644
--- a/Annotation/src/ie/dcu/segment/annotate/AnnotationManager.java
+++ b/Annotation/src/ie/dcu/segment/annotate/AnnotationManager.java
@@ -36,6 +36,20 @@ public class AnnotationManager {
 		return !annotations.isEmpty();
 	}
 	
+	public boolean canAnnotate() {
+		String[] temp  = new String[annotations.size()];
+		int i = 0;
+		for(Annotation ann : annotations)
+		{
+			temp[i++] = ann.getType().toString();
+			System.out.println(ann.getType());
+		}
+		for(int j=0;j<temp.length;j++)
+		{
+			System.out.println(temp[j]);
+		}
+		return !annotations.isEmpty();
+	}
 	
 	public boolean canRedo() {
 		return !redos.isEmpty();
-- 
2.34.1