Add links to Github and ScreenSteps to the about dialog

Author: AustinShalit

ui/src/main/java/edu/wpi/grip/ui/AboutDialogController.java

@@ -1,5 +1,6 @@
 package edu.wpi.grip.ui;
 
+import javafx.event.ActionEvent;
 import javafx.fxml.FXML;
 import javafx.scene.text.Text;
 
@@ -8,6 +9,16 @@ public class AboutDialogController {
     @FXML
     private Text versionNumberText;
 
+    @FXML
+    void githubButtonAction(ActionEvent event) {
+        Main.getInstance().getHostServices().showDocument("https://github.com/WPIRoboticsProjects/GRIP");
+    }
+
+    @FXML
+    void screenstepsButtonAction(ActionEvent event) {
+        Main.getInstance().getHostServices().showDocument("http://wpilib.screenstepslive.com/s/4485/m/50711");
+    }
+
     @FXML
     void initialize() {
         assert versionNumberText != null : "fx:id=\"versionNumberText\" was not injected: check your FXML file 'AboutDialog.fxml'.";

ui/src/main/java/edu/wpi/grip/ui/Main.java

@@ -35,6 +35,8 @@
 
 public class Main extends Application {
 
+    private static Main instance;
+
     @Inject private EventBus eventBus;
     @Inject private PipelineRunner pipelineRunner;
     @Inject private Project project;
@@ -55,6 +57,15 @@ public static void main(String[] args) {
         launch(args);
     }
 
+    public static Main getInstance() {
+        return instance;
+    }
+
+    public Main() {
+        super();
+        instance = this;
+    }
+
     @Override
     @SuppressWarnings("PMD.SignatureDeclareThrowsException")
     public void start(Stage stage) throws Exception {

ui/src/main/resources/edu/wpi/grip/ui/AboutDialog.fxml

@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 
 <?import javafx.geometry.Insets?>
+<?import javafx.scene.control.Button?>
 <?import javafx.scene.image.Image?>
 <?import javafx.scene.image.ImageView?>
 <?import javafx.scene.layout.HBox?>
@@ -33,6 +34,23 @@
                         <Font name="Roboto Regular" size="14.0" />
                      </font>
                   </Text>
+                  <Pane VBox.vgrow="ALWAYS" />
+                  <HBox>
+                     <children>
+                        <Button mnemonicParsing="false" onAction="#githubButtonAction" text="Github...">
+                           <font>
+                              <Font size="14.0" />
+                           </font>
+                        </Button>
+                        <Pane HBox.hgrow="ALWAYS" />
+                        <Button mnemonicParsing="false" onAction="#screenstepsButtonAction" text="ScreenSteps...">
+                           <font>
+                              <Font name="Roboto Regular" size="14.0" />
+                           </font>
+                        </Button>
+                        <Pane HBox.hgrow="ALWAYS" />
+                     </children>
+                  </HBox>
                </children>
             </VBox>
             <Pane HBox.hgrow="ALWAYS" />