From ca1b0d60890ecbd0690ab35dfb42c44d01662bcf Mon Sep 17 00:00:00 2001
From: lingutln <lingutln@localhost>
Date: Fri, 30 Dec 2011 23:01:28 +0000
Subject: [PATCH] Popup dialog functionality. Done by Nikhil.

svn path=/; revision=245
---
 .../apps/ist/dialogs/PopUpLabelDialog.java    | 50 ++++++++--
 .../src/ie/dcu/apps/ist/labelling/Labels.java | 63 ++++++++++++
 .../dcu/apps/ist/views/SegmentationView.java  | 95 +++++--------------
 3 files changed, 130 insertions(+), 78 deletions(-)
 create mode 100644 Annotation/src/ie/dcu/apps/ist/labelling/Labels.java

diff --git a/Annotation/src/ie/dcu/apps/ist/dialogs/PopUpLabelDialog.java b/Annotation/src/ie/dcu/apps/ist/dialogs/PopUpLabelDialog.java
index 0e7d3b9..bc4e60c 100644
--- a/Annotation/src/ie/dcu/apps/ist/dialogs/PopUpLabelDialog.java
+++ b/Annotation/src/ie/dcu/apps/ist/dialogs/PopUpLabelDialog.java
@@ -1,12 +1,16 @@
 package ie.dcu.apps.ist.dialogs;
 
+import java.util.ArrayList;
+
 import ie.dcu.swt.SwtUtils;
+import ie.dcu.apps.ist.labelling.*;
 import ie.dcu.swt.layout.LayoutFactory;
 
 import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.KeyEvent;
+import org.eclipse.swt.events.KeyListener;
 import org.eclipse.swt.layout.FillLayout;
 import org.eclipse.swt.layout.GridData;
-import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.Button;
 import org.eclipse.swt.widgets.Combo;
 import org.eclipse.swt.widgets.Composite;
@@ -19,12 +23,16 @@ import org.eclipse.swt.widgets.Shell;
 import org.eclipse.swt.widgets.Text;
 
 public class PopUpLabelDialog extends Dialog {
-
+	
+	private Labels labels = new Labels();
+	
 	public class Result {
-		public final String image;
+		public final String curator;
+		public final String comboText;
 		
 		Result() {
-			image = imageText.getText().trim();
+			curator = curatorText.getText().trim();
+			comboText = labelCombo.getText();
 		}
 	};
 	
@@ -39,8 +47,7 @@ public class PopUpLabelDialog extends Dialog {
 	
 	// Widgets
 	private Combo labelCombo;
-	private Text curator;
-	private Text imageText;
+	private Text curatorText;
 	
 	// Dialog buttons
 	private Button cancelButton;
@@ -94,10 +101,38 @@ public class PopUpLabelDialog extends Dialog {
 		// Form content
 		label(widgets, "Annotate");
 		labelCombo = combo(widgets);
+		labelCombo.addKeyListener(new KeyListener() {
+			@Override
+			public void keyReleased(KeyEvent e) {
+				ArrayList<String> listElements = new ArrayList<String>();
+				//For the down arrow functionality
+				if(e.keyCode == 16777218)
+				{
+					labelCombo.setListVisible(true);
+				}
+				// If key pressed is only a number of charecter or space.
+				else if ((e.keyCode >= 48 && e.keyCode <= 57) || (e.keyCode >= 97 && e.keyCode <= 122) || e.keyCode == 32)
+				{
+					//For removing all previously assigned labels
+					labelCombo.remove(0,labelCombo.getItemCount()-1);
+					listElements = labels.getLabels(labelCombo.getText());
+				}
+				for (int i=0; i<listElements.size();i++)
+				{
+					labelCombo.add(listElements.get(i),i);
+				}
+			}
+
+			@Override
+			public void keyPressed(KeyEvent arg0) {
+				// TODO Auto-generated method stub
+				
+			}
+		});
 		spacer(widgets);
 		
 		label(widgets, "Curator");
-		curator = text(widgets,"Enter your name");
+		curatorText = text(widgets,"Enter your name");
 		spacer(widgets);
 		hline(widgets);
 		
@@ -186,4 +221,5 @@ public class PopUpLabelDialog extends Dialog {
 	private GridData layout4() {
 		return new GridData(SWT.RIGHT, SWT.BOTTOM, false, false);
 	}
+	
 }
diff --git a/Annotation/src/ie/dcu/apps/ist/labelling/Labels.java b/Annotation/src/ie/dcu/apps/ist/labelling/Labels.java
new file mode 100644
index 0000000..ce6cd69
--- /dev/null
+++ b/Annotation/src/ie/dcu/apps/ist/labelling/Labels.java
@@ -0,0 +1,63 @@
+package ie.dcu.apps.ist.labelling;
+
+import java.io.BufferedReader;
+import java.io.InputStreamReader;
+import java.net.HttpURLConnection;
+import java.net.URL;
+import java.net.URLEncoder;
+import java.util.ArrayList;
+
+import org.apache.commons.lang3.StringEscapeUtils;
+import org.json.JSONArray;
+import org.json.JSONObject;
+
+public class Labels
+{
+	/**
+	 * Function for getting the Labels through web service
+	 * 
+	 * @param
+	 * The user entered text in the html element
+	 * @return 
+	 * ArrayList<String> containing each Label item
+	 * 
+	 */
+	public ArrayList<String> getLabels(String content) {
+		ArrayList<String> labels = new ArrayList<String>();
+		// temporary variable for storing each list element in the loop
+		String listElement;
+		try
+	    {
+			String encodedContent = URLEncoder.encode(content.toString(),"UTF-8");
+			URL url = new URL("http://palea.cgrb.oregonstate.edu/services/PO_web_service.php?request_type=term_search&search_value="+encodedContent+"&inc_synonyms&branch_filter=plant_anatomy&max=20");
+			HttpURLConnection connection = (HttpURLConnection) url.openConnection();
+			BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()));
+			// if the response from Web service is 'OK'
+			if(connection.getResponseCode() == 200)
+	        {
+		        String inputLine;
+		        JSONObject object = null;
+		        while ((inputLine = in.readLine()) != null) 
+		        {
+		        	object = new JSONObject(inputLine);
+		      	}
+		        JSONArray array = new JSONArray(object.getString("PO_term_search_response"));
+		        for(int i=0; i<array.length();i++)
+		        {
+		        	listElement = (array.getJSONObject(i).getString("match")+" {"+array.getJSONObject(i).getString("accession_id")+"}");
+		        	labels.add(i,StringEscapeUtils.unescapeHtml4(listElement));
+		        }
+		        in.close();
+	        }
+	        else
+	        {
+	        	System.out.println("Response error");
+	        }
+	    }
+	    catch(Exception ex)
+	    {
+	    }
+	    return labels;
+	}
+	
+}
\ No newline at end of file
diff --git a/Annotation/src/ie/dcu/apps/ist/views/SegmentationView.java b/Annotation/src/ie/dcu/apps/ist/views/SegmentationView.java
index 5594e89..da23470 100644
--- a/Annotation/src/ie/dcu/apps/ist/views/SegmentationView.java
+++ b/Annotation/src/ie/dcu/apps/ist/views/SegmentationView.java
@@ -3,8 +3,8 @@ package ie.dcu.apps.ist.views;
 
 import ie.dcu.apps.ist.PainterRegistry;
 import ie.dcu.apps.ist.event.*;
-import ie.dcu.apps.ist.export.imagemap.Exporter;
 import ie.dcu.apps.ist.widgets.*;
+import ie.dcu.apps.ist.labelling.*;
 import ie.dcu.segment.*;
 import ie.dcu.segment.annotate.*;
 import ie.dcu.segment.options.SegmenterOptionDialog;
@@ -18,11 +18,6 @@ import java.net.*;
 import java.util.ArrayList;
 import java.util.Properties;
 import java.util.logging.*;
-import java.awt.image.BufferedImage;
-import java.io.*;
-
-import org.json.*;
-import org.apache.commons.lang3.StringEscapeUtils;
 
 import org.eclipse.core.runtime.IProgressMonitor;
 import org.eclipse.jface.action.*;
@@ -92,6 +87,9 @@ public class SegmentationView extends Composite {
 	// Flag to indicate that the runnable context blocks when fork is true
 	private boolean blocksOnFork;
 	
+	// For getting the Labels through Webservice
+	private Labels labels;
+	
 	
 	public enum Tool {
 		Foreground,
@@ -130,6 +128,7 @@ public class SegmentationView extends Composite {
 		brushControl = new BrushControl(getShell(), SWT.BORDER);
 		eventHandler = new EventHandler();
 		segmenterProxy = new RobustSegmenterProxy();
+		labels = new Labels();
 		
 		init();
 	}
@@ -224,14 +223,12 @@ public class SegmentationView extends Composite {
 				{
 					comboLabel.setListVisible(true);
 				}
-				else if (!(e.keyCode == 13))
+				// If key pressed is only a number of charecter or space.
+				else if ((e.keyCode >= 48 && e.keyCode <= 57) || (e.keyCode >= 97 && e.keyCode <= 122) || e.keyCode == 32)
 				{
-					if(listElements != null)
-					{
-						listElements = null;
-					}
-					comboLabel.setListVisible(false);
-					listElements = getLabels(comboLabel.getText());
+					//For removing all previously assigned labels
+					comboLabel.remove(0,comboLabel.getItemCount()-1);
+					listElements = labels.getLabels(comboLabel.getText());
 					assign.setEnabled(!(comboLabel.getText().isEmpty()));
 					
 				}
@@ -862,51 +859,10 @@ public class SegmentationView extends Composite {
 		setPainter(painter);
 	}
 	
-	private ArrayList<String> getLabels(String content) {
-		ArrayList<String> labels = new ArrayList<String>();
-		try
-	    {
-			comboLabel.remove(0,comboLabel.getItemCount()-1);
-			String encodedContent = URLEncoder.encode(content.toString(),"UTF-8");
-			URL url = new URL("http://palea.cgrb.oregonstate.edu/services/PO_web_service.php?request_type=term_search&search_value="+encodedContent+"&inc_synonyms&branch_filter=plant_anatomy&max=20");
-			HttpURLConnection connection = (HttpURLConnection) url.openConnection();
-			BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()));
-			/*
-			 * if the response is 'OK'
-			 */
-	        if(connection.getResponseCode() == 200)
-	        {
-		        String inputLine;
-		        JSONObject object = null;
-		        while ((inputLine = in.readLine()) != null) 
-		        {
-		        	object = new JSONObject(inputLine);
-		      	}
-		        JSONArray array = new JSONArray(object.getString("PO_term_search_response"));
-		        String listElement;
-		        for(int i=0; i<array.length();i++)
-		        {
-		        	listElement = (array.getJSONObject(i).getString("match")+" {"+array.getJSONObject(i).getString("accession_id")+"}");
-		        	labels.add(i,StringEscapeUtils.unescapeHtml4(listElement));
-		        }
-		        in.close();
-	        }
-	        else
-	        {
-	        	System.out.println("Response error");
-	        }
-	    }
-	    catch(Exception ex)
-	    {
-	    }
-	    return labels;
-	}
-	
 	private void apply() {
 		performSegmentation(null, view.getContext());
 	}
 
-
 	private void showBrushControl(Event e) {
 		brushControl.showBelow(bar1, (ToolItem) e.widget);
 	}
@@ -1069,28 +1025,25 @@ public class SegmentationView extends Composite {
 			PopUpLabelDialog dialog = new PopUpLabelDialog(getShell());
 			PopUpLabelDialog.Result result = dialog.open();
 			if (result != null) {
-				
-				// Grab image and mask
-				SegmentationContext ctx = view.getContext();
-				SegmentationMask mask = ctx.getMask();
-				BufferedImage image = ImageConverter.convert(ctx.getImageData());
-				
-				// Setup exporter
-				Exporter exporter = new Exporter(image, mask);
-				exporter.setImageFile(result.image);
-				String label = SegmentationView.comboLabel.getText();
-	        	if(label.indexOf('{') != -1)
+				String lab = null;
+				if(result.comboText.indexOf('{') != -1)
+	        	{
+					lab = result.comboText.substring(0,comboLabel.getText().indexOf('{')-1);
+	        	}
+	        	else
 	        	{
-	        		label = label.substring(0,label.indexOf('{')-1);
+	        		lab = result.comboText;
 	        	}
-	           	exporter.setTitle(label);
+	        	System.out.println("selected"+lab);
+				comboLabel.setText(result.comboText);
+				execute(Tool.AssignButton, null);
 			}
 		}
-		public void mouseDown(MouseEvent e) {
-			
+		public void mouseDown(MouseEvent e) 
+		{
 		}
-		public void mouseDoubleClick(MouseEvent e) {
-			
+		public void mouseDoubleClick(MouseEvent e) 
+		{
 		}
 		
 	};
-- 
2.34.1