Added basic import and export functionality

src/net/agspace/Utils.java

@@ -0,0 +1,18 @@
+package net.agspace;
+
+import java.io.File;
+
+class Utils {
+
+    static String getExtension(File f) {
+        String ext = null;
+        String s = f.getName();
+        int i = s.lastIndexOf('.');
+
+        if (i > 0 &&  i < s.length() - 1) {
+            ext = s.substring(i+1).toLowerCase();
+        }
+        return ext;
+    }
+
+}

src/net/agspace/Window.form

@@ -18,7 +18,7 @@
         <properties/>
         <border type="none"/>
         <children>
-          <grid id="9f3fe" binding="tengwarPanelTop" layout-manager="GridLayoutManager" row-count="1" column-count="1" same-size-horizontally="false" same-size-vertically="false" hgap="-1" vgap="-1">
+          <grid id="9f3fe" binding="tengwarPanelTop" layout-manager="GridLayoutManager" row-count="1" column-count="2" same-size-horizontally="false" same-size-vertically="false" hgap="-1" vgap="-1">
             <margin top="0" left="0" bottom="0" right="0"/>
             <constraints>
               <grid row="0" column="0" row-span="1" col-span="1" vsize-policy="3" hsize-policy="3" anchor="0" fill="3" indent="0" use-parent-layout="false">
@@ -30,13 +30,32 @@
             <children>
               <component id="3d5ee" class="javax.swing.JLabel" binding="tengwarPanelLabel">
                 <constraints>
-                  <grid row="0" column="0" row-span="1" col-span="1" vsize-policy="0" hsize-policy="0" anchor="0" fill="0" indent="0" use-parent-layout="false"/>
+                  <grid row="0" column="1" row-span="1" col-span="1" vsize-policy="0" hsize-policy="6" anchor="0" fill="0" indent="0" use-parent-layout="false"/>
                 </constraints>
                 <properties>
                   <font name="Tengwar Annatar" size="18" style="0"/>
                   <text value="1b$y6D"/>
                 </properties>
               </component>
+              <grid id="f21a7" layout-manager="GridLayoutManager" row-count="1" column-count="1" same-size-horizontally="false" same-size-vertically="false" hgap="-1" vgap="-1">
+                <margin top="0" left="0" bottom="0" right="0"/>
+                <constraints>
+                  <grid row="0" column="0" row-span="1" col-span="1" vsize-policy="3" hsize-policy="3" anchor="8" fill="2" indent="0" use-parent-layout="false"/>
+                </constraints>
+                <properties/>
+                <border type="none"/>
+                <children>
+                  <component id="48468" class="javax.swing.JButton" binding="saveButton" custom-create="true">
+                    <constraints>
+                      <grid row="0" column="0" row-span="1" col-span="1" vsize-policy="0" hsize-policy="3" anchor="0" fill="1" indent="0" use-parent-layout="false"/>
+                    </constraints>
+                    <properties>
+                      <text value="Save"/>
+                      <toolTipText value="Saves the tengwar text to a file."/>
+                    </properties>
+                  </component>
+                </children>
+              </grid>
             </children>
           </grid>
           <scrollpane id="ad3c8">
@@ -81,7 +100,7 @@
             <children>
               <component id="32988" class="javax.swing.JLabel" binding="inputPanelLabel">
                 <constraints>
-                  <grid row="0" column="0" row-span="1" col-span="1" vsize-policy="0" hsize-policy="7" anchor="0" fill="0" indent="0" use-parent-layout="false"/>
+                  <grid row="0" column="0" row-span="1" col-span="1" vsize-policy="0" hsize-policy="6" anchor="0" fill="0" indent="0" use-parent-layout="false"/>
                 </constraints>
                 <properties>
                   <text value="English"/>

src/net/agspace/Window.java

@@ -5,17 +5,27 @@ import net.agspace.translate.Translator;
 import javax.swing.*;
 import javax.swing.event.DocumentEvent;
 import javax.swing.event.DocumentListener;
+import javax.swing.filechooser.FileFilter;
 import java.awt.*;
 import java.awt.event.*;
-import java.io.IOException;
+import java.io.*;
 import java.net.URI;
 import java.net.URISyntaxException;
+import java.nio.file.Files;
+import java.util.List;
+import java.util.ArrayList;
 
 /**
  * Created by Andrew's Computer on 22-Apr-17.
  */
 public class Window {
 
+    public static final List<String> OPEN_FILE_EXTENSIONS = new ArrayList<String>();
+
+    static {
+         OPEN_FILE_EXTENSIONS.add("txt");
+    }
+
     private JPanel mainPanel;
     private JPanel tengwarPanel;
     private JPanel inputPanel;
@@ -31,6 +41,7 @@ public class Window {
     private JCheckBox liveCheckBox;
     private JButton clearButton;
     private JButton importButton;
+    private JButton saveButton;
 
     private boolean isLive = false;
 
@@ -86,6 +97,13 @@ public class Window {
                 onImportClicked();
             }
         });
+        //Save text to a file.
+        saveButton.addActionListener(new ActionListener() {
+            @Override
+            public void actionPerformed(ActionEvent e) {
+                onSaveClicked();
+            }
+        });
     }
 
     private void createUIComponents() {
@@ -114,6 +132,7 @@ public class Window {
         this.clearButton = new JButton();
         this.importButton = new JButton();
         this.inputTextArea.requestFocus();
+        this.saveButton = new JButton();
     }
 
     public JPanel getMainPanel(){
@@ -129,15 +148,53 @@ public class Window {
      * What to do if the user clicks the 'import' button.
      */
     private void onImportClicked(){
-        if (Desktop.isDesktopSupported()){
+        JFileChooser fileChooser = new JFileChooser(System.getProperty("user.documents"));
-            if (Desktop.getDesktop().isSupported(Desktop.Action.BROWSE)){
+        fileChooser.setFileFilter(new FileFilter() {
-                try {
+            @Override
-                    Desktop.getDesktop().browse(new URI("https://www.youtube.com/watch?v=lsJLLEwUYZM"));
+            public boolean accept(File f) {
-                } catch (IOException e1) {
+                if (f.isDirectory())
-                    e1.printStackTrace();
+                    return true;
-                } catch (URISyntaxException e1) {
+                String extension = Utils.getExtension(f);
-                    e1.printStackTrace();
+                if (extension != null)
+                    return OPEN_FILE_EXTENSIONS.contains(extension.toLowerCase());
+                else
+                    return false;
             }
+
+            @Override
+            public String getDescription() {
+                return "Plain text files.";
+            }
+        });
+        int result = fileChooser.showOpenDialog(this.mainPanel);
+        if (result == JFileChooser.APPROVE_OPTION){
+            try (BufferedReader br = new BufferedReader(new FileReader(fileChooser.getSelectedFile()))){
+                StringBuilder sb = new StringBuilder();
+                String line = br.readLine();
+                while (line != null){
+                    sb.append(line);
+                    sb.append(System.lineSeparator());
+                    line = br.readLine();
+                }
+                inputTextArea.setText(sb.toString());
+                tengwarTextArea.setText(Translator.translateToTengwar(inputTextArea.getText()));
+            } catch (IOException e){
+                e.printStackTrace();
+            }
+        }
+    }
+
+    /**
+     * What to do when the user wants to save their document.
+     */
+    private void onSaveClicked(){
+        JFileChooser fileChooser = new JFileChooser(System.getProperty("user.documents"));
+        int result = fileChooser.showSaveDialog(this.mainPanel);
+        if (result == JFileChooser.APPROVE_OPTION){
+            try (PrintStream ps = new PrintStream(fileChooser.getSelectedFile())){
+                ps.println(tengwarTextArea.getText());
+            } catch (IOException e){
+                e.printStackTrace();
             }
         }
     }