"Added javadoc to AddBudgetController. Refactored method name and changed buttonname"

src/main/java/no/ntnu/idatt1002/demo/controller/AddBudgetController.java

@@ -13,6 +13,10 @@ import javafx.stage.Stage;
 import no.ntnu.idatt1002.demo.data.Budget.BudgetItem;
 import no.ntnu.idatt1002.demo.data.Economics.ExpenseCategory;
 
+/**
+ * Class that represents the popup dialog box that appears whenever a budget item is to be added or edited.
+ * The dialog contains various fields that are used to create a new item or edit an existing item.
+ */
 public class AddBudgetController {
 
     BudgetItem newBudgetItem = null;
@@ -27,11 +31,15 @@ public class AddBudgetController {
 
 
     @FXML
-    private Button addButton;
+    private Button okBtn;
 
     @FXML
     private Button cancelButton;
 
+    /**
+     * Initializes the category drop box by filling it with all the values from the ExpenseCategory enum.
+     * It then sets a prompt text on the box.
+     */
     @FXML
     public void initialize(){
         ObservableList<ExpenseCategory> expenseCategories = FXCollections.observableArrayList(
@@ -48,14 +56,22 @@ public class AddBudgetController {
         return this.newBudgetItem;
     }
 
+    /**
+     * Adds a new to the budget tableview or edits an existing entry in table if the OK button is pressed.
+     * An entry is edited as the selected entry of the table is bounded to another budget item in this class. If this budget item
+     * is altered, the budget item in the tableview will automatically respond with the same changes.
+     * @param event If the OK button is pressed.
+     */
     @FXML
-    public void addBudget(ActionEvent event) {
+    public void pressOkBtn(ActionEvent event) {
+        //Instantiates a new budget item
         if(newBudgetItem == null){
             ExpenseCategory category = getCategory();
             double amount = Double.parseDouble(amountVariable.getText());
             String description = descriptionVariable.getText();
             newBudgetItem = new BudgetItem(amount, description, category);
         }
+        //Sets the value of the budget(chosenBudgetItem) that is bounded to the chosen budget item (not chosenBudgetItem) in the tableview
         if(chosenBudgetItem != null){
             chosenBudgetItem.setBudgetAmount(Double.parseDouble(amountVariable.getText()));
             chosenBudgetItem.setBudgetDescription(descriptionVariable.getText());
@@ -66,17 +82,30 @@ public class AddBudgetController {
         stage.close();
     }
 
+    /**
+     * Binds the item that is taken in as the argument with a budget item from this class. The item of this class is instantiated
+     * as a deep copy of the argument. Each attribute of their attributes are then bounded. The text fields and category boxes
+     * in the dialog window are then set to the values of the chosen item, as to not display empty values.
+     * @param item The item that is chosen to be edited.
+     */
     @FXML
     public void setBudget(BudgetItem item){
+        //Deep copying item and then binding the two items
         chosenBudgetItem = new BudgetItem(item.getBudgetAmount(), item.getBudgetDescription(), item.getBudgetCategory());
         chosenBudgetItem.getAmountProperty().bindBidirectional(item.getAmountProperty());
         chosenBudgetItem.getDescriptionProperty().bindBidirectional(item.getDescriptionProperty());
         chosenBudgetItem.getCategoryProperty().bindBidirectional(item.getCategoryProperty());
+
+        //Set the values of the input fields of the dialog box
         amountVariable.textProperty().set(String.valueOf(item.getBudgetAmount()));
         descriptionVariable.textProperty().set(item.getBudgetDescription());
         categoryVariable.setValue(item.getBudgetCategory());
     }
 
+    /**
+     * Closes the dialog box.
+     * @param actionEvent A button click on the close button.
+     */
     public void closeButton(ActionEvent actionEvent) {
         final Node source = (Node) actionEvent.getSource();
         final Stage stage = (Stage) source.getScene().getWindow();

src/main/resources/view/AddBudget.fxml

@@ -48,7 +48,7 @@
             <HBox alignment="CENTER" prefHeight="100.0" prefWidth="200.0" spacing="15.0" GridPane.columnIndex="3" GridPane.rowIndex="1">
                <children>
                   <Button fx:id="cancelButton" mnemonicParsing="false" onAction="#closeButton" text="Cancel" />
-                  <Button fx:id="addButton" mnemonicParsing="false" onAction="#addBudget" text="Add New Budget" />
+                  <Button fx:id="okBtn" mnemonicParsing="false" onAction="#pressOkBtn" prefWidth="57.0" text="OK" />
                </children>
             </HBox>
          </children>