[subversion:2] List display added.

[kotharthar@kenai.com]

Repository: subversion
Revision:   2
Author:     kotharthar
Date:       2009-03-21 13:30:25 UTC
Link:      
http://kenai.com/projects/mz-mobile-dictionary/sources/subversion/revis
ion/2

Log Message:
-----------
List display added.

Modified Paths:
--------------
    trunk/mz_mobile_dictionary
    trunk/mz_mobile_dictionary/src/MZMobileDictionary.java

Diffs:
-----
Index: trunk/mz_mobile_dictionary/src/MZMobileDictionary.java
===================================================================
--- trunk/mz_mobile_dictionary/src/MZMobileDictionary.java     
(revision 1)
+++ trunk/mz_mobile_dictionary/src/MZMobileDictionary.java     
(revision 2)
@@ -10,10 +10,14 @@
 import com.sun.lwuit.events.*;
 import com.sun.lwuit.layouts.BorderLayout;
 import com.sun.lwuit.layouts.BoxLayout;
+import com.sun.lwuit.layouts.FlowLayout;
 import com.sun.lwuit.layouts.GridLayout;
+import com.sun.lwuit.list.DefaultListCellRenderer;
+import com.sun.lwuit.list.DefaultListModel;
 import com.sun.lwuit.plaf.Border;
 import com.sun.lwuit.plaf.Style;
 import java.util.Stack;
+import java.util.Vector;
 
 /**
  * @author Thar Htet
@@ -29,11 +33,14 @@
     private Form resultForm;
     private Resources resourceObject;
     private TextField searchField;
-    private Stack dictionaryData;
+    private Vector dictionaryData;
+    private Vector wordListData;
     private Label welcomeLabel;
     private Label siteLabel;
     private Label logo;
+    private List resultList;
     private ZawgyiComponent resultDisplay;
+    private ZawgyiComponent msgNotFound;
     private Label smileLabel;
     private final int cluster_prefix_length = 3;
     private final String file_suffix = "_mz.txt";
@@ -94,9 +101,10 @@
         smileLabel.setAlignment(Label.CENTER);
 
         // Prepare Dictionary Form layout
-        dictionaryForm.getContentPane().setLayout(new
BoxLayout(BoxLayout.Y_AXIS));
-        dictionaryForm.getContentPane().addComponent(searchField);
-        dictionaryForm.getContentPane().addComponent(smileLabel);
+        dictionaryForm.setLayout(new BorderLayout());
+        dictionaryForm.addComponent(BorderLayout.NORTH, searchField);
+        dictionaryForm.addComponent(BorderLayout.CENTER, smileLabel);
+        dictionaryForm.setScrollable(false);
 
         // Add commands and listener
         dictionaryForm.addCommand(exitCommand);
@@ -125,8 +133,8 @@
         splashForm.show();
         splashForm.addCommand(startCommand);
         welcomeLabel.setText("Welcome..");
-        //dataLoadThread = new Thread(this);
-        //dataLoadThread.start();
+    //dataLoadThread = new Thread(this);
+    //dataLoadThread.start();
 
     }
 
@@ -164,8 +172,7 @@
 
         if (ae.getCommand() == searchCommand) {
             if (searchField.getText().trim().length() > 0) {
-               
resultDisplay.setText(search(searchField.getText().trim()));
-                resultForm.show();
+                searchAndDisplayResult(searchField.getText().trim());
             }
         }
 
@@ -282,53 +289,98 @@
         surrogatePair[1] = (0xDC00 | (low10));
     }
 
-    private String search(String query) {
-
+    private void searchAndDisplayResult(String query) {
+        String result;
         //Get the prefix string
         //System.out.println("QUERY:" + query);
-        String prefix =
query.substring(0,Math.min(cluster_prefix_length,query.trim().length())
);
+        String prefix = query.substring(0,
Math.min(cluster_prefix_length, query.trim().length()));
         //System.out.println("PREFIX:" + prefix);
 
         //Detect if the file exist
         InputStream is;
-        try{
-            is = this.getClass().getResourceAsStream("txt/"+
prefix.toLowerCase() + file_suffix);
-            //System.out.println("AOK : " + "txt/"+
prefix.toLowerCase() + file_suffix);
-        }catch(Exception e){
+        try {
+            is = this.getClass().getResourceAsStream("txt/" +
prefix.toLowerCase() + file_suffix);
+        //System.out.println("AOK : " + "txt/"+ prefix.toLowerCase() +
file_suffix);
+        } catch (Exception e) {
             is = this.getClass().getResourceAsStream("txt/exception" +
file_suffix);
-            //System.out.println("BOK");
+        //System.out.println("BOK");
         }
 
-        //Load into Hash
-        extract(read_dict(is));
+        //Load and Search
+        result = extractAndSearch(read_dict(is), query);
 
-        //search
-        String result = "";
-        while (!dictionaryData.empty()){
-            String data = (String) dictionaryData.pop();
-            if (data.trim().toLowerCase().indexOf(query.toLowerCase()
+ "|") == 0){
-                result += data + "\n\n";
-                
+        // if result is empty.
+        //if (result.length() == 0) {
+            //result = query + " " +
"\u104F\u0020\u1021\u1013\u102D\u1015\u1078\u102B\u101A\u1039\u1000\u10
2D\u102F\n" +
+            //       
"\u1024\u1021\u1018\u102D\u1013\u102B\u1014\u1039\u1010\u103C\u1004\u10
39\n" +
+            //       
"\u1019\u101E\u103C\u1004\u1039\u1038\u101B\u1031\u101E\u1038\u1015\u10
2B\u104B";
+
+            //When there are optional words available
+            if (wordListData.size() > 0) {
+                resultList = new List(wordListData);
+                resultList.setListCellRenderer(new
DefaultListCellRenderer(false));
+                dictionaryForm.removeComponent(smileLabel);
+                dictionaryForm.removeComponent(smileLabel);
+                dictionaryForm.addComponent(BorderLayout.CENTER,
resultList);
+                dictionaryForm.invalidate();
+                dictionaryForm.repaint();
+            } else {
+                //Not even optional words.
+                result = query + " " +
"\u104F\u0020\u1021\u1013\u102D\u1015\u1078\u102B\u101A\u1039\u1000\u10
2D\u102F\n" +
+                       
"\u1024\u1021\u1018\u102D\u1013\u102B\u1014\u1039\u1010\u103C\u1004\u10
39\n" +
+                       
"\u1019\u101E\u103C\u1004\u1039\u1038\u101B\u1031\u101E\u1038\u1015\u10
2B\u104B";
+                msgNotFound = new ZawgyiComponent();
+                msgNotFound.setText(result);
+                dictionaryForm.removeComponent(smileLabel);//If smile
is in place
+                if (resultList !=
null)dictionaryForm.removeComponent(resultList);//If result list is in
place
+                dictionaryForm.addComponent(BorderLayout.CENTER,
msgNotFound);
+                dictionaryForm.invalidate();
+                dictionaryForm.repaint();
             }
-        }
-        
-        if (result.length() == 0){
-        result = query + " " +
"\u104F\u0020\u1021\u1013\u102D\u1015\u1078\u102B\u101A\u1039\u1000\u10
2D\u102F\n" +
-               
"\u1024\u1021\u1018\u102D\u1013\u102B\u1014\u1039\u1010\u103C\u1004\u10
39\n" +
-               
"\u1019\u101E\u103C\u1004\u1039\u1038\u101B\u1031\u101E\u1038\u1015\u10
2B\u104B";}
-        return result;
+        //} else {
+            //When exact match is found.
+        //    resultDisplay.setText(result);
+        //    resultForm.show();
+        //}
+
+
     }
 
-    private void extract(String s) {
-        dictionaryData = new Stack();
+    /**
+     * This method iterates the dictionary text file 
+     * (whic is loaded based on prefixed index) and
+     * search if the query word is found in the dictionary file.
+     *
+     * If the word is found, instantly break from loop and return
+     * the word definition.
+     *
+     * If the word is NOT found, prepare the word list for display and
+     * prepare the dictionary item list for later display, in case
user
+     * select one from list item.
+     */
+    private String extractAndSearch(String s, String query) {
+        String result = "";
+        dictionaryData = new Vector();
+        wordListData = new Vector();
         String item;
 
         int start_index = 0;
         while (start_index < s.trim().length()) {
             item = s.substring(start_index, s.indexOf("||",
start_index)).trim();
-            dictionaryData.push(item);
+
+            //if
(item.trim().toLowerCase().indexOf(query.toLowerCase() + "|") == 0) {
+                //Now found the word, quit from here and show the
result.
+            //    result += item + "\n\n";
+            //    return result; // in this case dictionaryData will
be ignored.
+           // } else {
+                if (item.length() > 0) {
+                    dictionaryData.addElement(item);
+                    wordListData.addElement(item.substring(0,
item.indexOf("|")));
+                }
+            //}
             start_index += (item.length() + 2);
         }
         System.out.println(dictionaryData.size());
+        return "";
     }
 }

Property changes on: trunk/mz_mobile_dictionary
___________________________________________________________________
Name: svn:ignore
   + build
dist