30 Sep I need help to complete my two file classes. ( InputPane and Han
I need help to complete my two file classes. ( InputPane and HandlePane ).
The two other classes are already completed (Assignment5 and Order).
// Assignment #: Arizona State University CSE205 #5 // Name: Your Name // StudentID: Your ID // Lecture: Your lecture time (e.g., MWF 8:35am) // Description: InputPane generates a pane where a user can enter // a new order information and create a list of available Orders. // //—- is where you need to add your own codes import java.util.ArrayList; import javafx.scene.layout.HBox; import javafx.event.ActionEvent; import javafx.event.EventHandler; //import all other necessary javafx classes here //—- public class InputPane extends HBox { //components ArrayList<Order> orderList; //The relationship between InputPane and HandlePane is Aggregation private HandlePane handlePane; //declare other necessary GUI components and variables here //—- //constructor public InputPane(ArrayList<Order> list, HandlePane pane) { this.orderList = list; this.handlePane = pane; //initialize each instance variable (textfields, labels, textarea, button, etc.) //and set up the layout //—- //register source object with event handler //—- } //end of constructor //Step 2: Create a ButtonHandler class //ButtonHandler listen to see if the button "Place an order" is pushed or not, //When the event occurs, it get an order's product name, seller name, quantiy, unit price //from the relevant text fields, then create a new Order object and add it inside //the orderList. Meanwhile it will display the order's total cost and other info. inside the text area. //It also does error checking in case any of the textfields are empty private class ButtonHandler implements EventHandler<ActionEvent> { //Override the abstact method handle() public void handle(ActionEvent e) { //declare any necessary local variables here //— //when one text field is empty and the button is pushed //display msg "Please fill all fields" if ( //—- ) { //handle the case here } else { //when a non-numeric value was entered for quantity or price //and the button is pushed //you will need to use try & catch block to catch //the NumberFormatException //—- //When a duplicated order was attempted to be added, do not //add it to the list. Instead displaying msg "Order not added – duplicate" //—- } } //end of handle() method } //end of ButtonHandler class }
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// Assignment #: Arizona State University CSE205 #5 // Name: Your Name // StudentID: Your ID // Lecture: Your lecture time (e.g., MWF 8:35am) // Description: HandlePane displays a list of available new Orders // and cancelled order. It also shows their total amounts import javafx.scene.control.ListView; import javafx.scene.control.SelectionMode; import javafx.collections.FXCollections; import javafx.collections.ObservableList; import javafx.scene.layout.HBox; import javafx.event.ActionEvent; //**Need to import import javafx.event.EventHandler; //**Need to import import java.util.ArrayList; import java.text.DecimalFormat; //import all other necessary javafx classes here //—- public class HandlePane extends HBox { //One for the new Order list, one for the cancelled list private ArrayList<Order> orderedList, cancelledList; private ListView<Order> orderedLV, cancelledLV; //declare other necessary GUI components and variables here //—- DecimalFormat fmt1 = new DecimalFormat("##,###.00"); //Constructor public HandlePane(ArrayList<Order> list) { this.orderedList = list; //The right hand side cancelled list is empty at beginnig cancelledList = new ArrayList<Order> (); //initialize other GUI components and set up the layout here //—- //Create the two ListView objects. The left one is for new order //and the right one is for cancelled order. Study our sample codes //to learn how //—- //set up the layout of the left pane, leftPane contains label, ListView //for new orders and total ordered amounts. //—- //set up the layout of the right pane, rightPane contains label, ListView //for cancelled orders and total cancelled amounts. //—- //create a vertical TitlePane that hold the two buttons, set up the layout //—- //HandlePane is a HBox, add sub components inside HandlePane //—- //Step #3: Register the button with its handler class //—- } //end of constructor //This method refresh the new order ListView whenever there's new Order added //in InputPane. It will (1)update the underline ObservableList object; (2) //update the total ordered amount. public void updateOrderList(Order newOrder) { //—- } //Step #2: Create a ButtonHandler class private class ButtonHandler2 implements EventHandler < ActionEvent > { //Override the abstact method handle() public void handle(ActionEvent e) { //—- } } //end of ButtonHandler class } //end of HandlePane class
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// Assignment #: Arizona State University CSE205 #5 // Name: your name // StudentID: your id // Lecture: your lecture time (e.g., MWF 8:35am) // Description: The Order class represent an order info. // this includes product name, quantity, price and total cost. import java.text.DecimalFormat; public class Order { private String productName; private String sellerName; private int quantity; private double unitPrice, totalCost; //Constructor. It initializes all instance variables to their default values. public Order() { productName = new String("?"); sellerName = new String("?"); quantity = 0; unitPrice = 0; totalCost = 0.0; } //Overloaded constructor, used to initialize all instance varibles public Order(String name, String sName, int qty, double price) { productName = name; sellerName = sName; quantity = qty; this.unitPrice = price; totalCost = quantity * unitPrice; } //Accessor method of the instance variable productName public String getProductName() { return productName; } //Accessor method of the instance variable sellerName public String getSellerName() { return sellerName; } //Accessor method of the instance variable quantity public int getQuantity() { return quantity; } //Accessor method of the instance variable unitPrice public double getUnitPrice() { return unitPrice; } //Accessor method of the instance variable totalCost public double getTotalCost() { return totalCost; } //Mutator method of the instance variable productName public void setProductName(String name) { productName = name; } //Mutator method of the instance variable productName public void setSellerName(String name) { sellerName = name; } //Mutator method of the instance variable quantity public void setModel(int qty) { quantity = qty; } //Mutator method of the instance variable unitPrice public void setUnitPrice(double price) { unitPrice = price; } //Mutator method of the instance variable totalCost //Note: totalCost will be computed and set by quantity*unitPrice public void setTotalCost() { totalCost = getQuantity() * getUnitPrice(); } //toString method creates a string containing values of //instance variables using the specified format and returns it public String toString() { DecimalFormat fmt1 = new DecimalFormat("$0.00"); String result = "Name:tt" + productName + "nSeller Name:tt" + sellerName + "nQuantity:tt" + quantity + "nPrice:tt" + fmt1.format(unitPrice) + "nTotal Cost:t" + fmt1.format(totalCost) + "nn"; return result; } } //end of the Order class
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// Assignment #: Arizona State University CSE205 #5 // Name: Your Name // StudentID: Your ID // Lecture: Your lecture time (e.g., MWF 8:35am) // Description: The Assignment5 class creates a Tabbed Pane with // two tabs, one for Order input and one for // Order handling. import javafx.application.Application; import javafx.stage.Stage; import javafx.scene.Scene; import javafx.scene.control.Tab; import javafx.scene.control.TabPane; import javafx.scene.layout.StackPane; import java.util.ArrayList; public class Assignment5 extends Application { private TabPane tabPane; private InputPane inputPane; private HandlePane handlePane; private ArrayList < Order > orderList; public void start(Stage stage) { StackPane root = new StackPane(); //orderList to be used in both InputPane & HandlePane orderList = new ArrayList < Order > (); handlePane = new HandlePane(orderList); inputPane = new InputPane(orderList, handlePane); tabPane = new TabPane(); Tab tab1 = new Tab(); tab1.setText("Order Input"); tab1.setContent(inputPane); Tab tab2 = new Tab(); tab2.setText("Order Handle"); tab2.setContent(handlePane); tabPane.getSelectionModel().select(0); tabPane.getTabs().addAll(tab1, tab2); root.getChildren().add(tabPane); Scene scene = new Scene(root, 580, 400); stage.setTitle("Order Handling Apps"); stage.setScene(scene); stage.show(); } public static void main(String[] args) { launch(args); } }
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