Merge pull request nus-cs2103-AY2223S2#68 from shaowi/help-window

Added navigation of user to user guide

Author: shaowi

src/main/java/seedu/address/ui/HelpWindow.java

@@ -1,12 +1,14 @@
 package seedu.address.ui;
 
+import java.awt.Desktop;
+import java.io.IOException;
+import java.net.URISyntaxException;
+import java.net.URL;
 import java.util.logging.Logger;
 
 import javafx.fxml.FXML;
 import javafx.scene.control.Button;
 import javafx.scene.control.Label;
-import javafx.scene.input.Clipboard;
-import javafx.scene.input.ClipboardContent;
 import javafx.stage.Stage;
 import seedu.address.commons.core.LogsCenter;
 
@@ -15,14 +17,15 @@
  */
 public class HelpWindow extends UiPart<Stage> {
 
-    public static final String USERGUIDE_URL = "https://se-education.org/addressbook-level3/UserGuide.html";
-    public static final String HELP_MESSAGE = "Refer to the user guide: " + USERGUIDE_URL;
+    public static final String USERGUIDE_URL =
+        "https://github.com/AY2223S2-CS2103-F10-2/tp/blob/master/docs/UserGuide.md";
+    public static final String HELP_MESSAGE = "Click on the button to navigate to the user guide >>>";
 
     private static final Logger logger = LogsCenter.getLogger(HelpWindow.class);
     private static final String FXML = "HelpWindow.fxml";
 
     @FXML
-    private Button copyButton;
+    private Button openButton;
 
     @FXML
     private Label helpMessage;
@@ -90,13 +93,16 @@ public void focus() {
     }
 
     /**
-     * Copies the URL to the user guide to the clipboard.
+     * Navigates the user to the user guide URL.
      */
     @FXML
-    private void copyUrl() {
-        final Clipboard clipboard = Clipboard.getSystemClipboard();
-        final ClipboardContent url = new ClipboardContent();
-        url.putString(USERGUIDE_URL);
-        clipboard.setContent(url);
+    private void openUrl() {
+        try {
+            Desktop.getDesktop().browse(new URL(USERGUIDE_URL).toURI());
+        } catch (IOException e) {
+            logger.warning("Cannot open user guide URL");
+        } catch (URISyntaxException e) {
+            logger.warning("Cannot open user guide URL");
+        }
     }
 }

src/main/resources/view/HelpWindow.fxml

@@ -26,7 +26,7 @@
               <Insets right="5.0" />
             </HBox.margin>
           </Label>
-          <Button fx:id="copyButton" mnemonicParsing="false" onAction="#copyUrl" text="Copy URL">
+          <Button fx:id="openButton" mnemonicParsing="false" onAction="#openUrl" text="Open URL">
             <HBox.margin>
               <Insets left="5.0" />
             </HBox.margin>