added working click listener

resources/company.xml

@@ -1,4 +0,0 @@
-<?xml version="1.0"?>
-<Window Visible="true" Size="640, 480" PositionRelativeTo="null">
-    <Button BackgroundColor="#990000"/>
-</Window>

resources/ui.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0"?>
+<Window Name="window" Visible="true" Size="640, 480">
+    <Button Name="button1" BackgroundColor="#990000" Size="200, 200" Label="button1">
+        <Button Name="button4" BackgroundColor="#009999" Size="100, 100" Label="button4">
+            <Button Name="button2" BackgroundColor="#000099" Label="button2"/>
+        </Button>
+    </Button>
+    <Button Name="button3" BackgroundColor="#009900" Location="300, 300" Label="button3"/>
+</Window>

src/Main.java

@@ -1,3 +1,4 @@
+import guiTree.Button;
 import guiTree.Window;
 import parser.XAMLParser;
 
@@ -7,14 +8,16 @@ import java.awt.event.WindowEvent;
 public class Main {
     public static void main(String[] args) {
         try{
-            Window window = XAMLParser.parse("company.xml");
+            Window window = XAMLParser.parse("ui.xml");
             assert window != null;
+            Button button = (Button)window.findByName("button1");
             window.addWindowListener(new WindowAdapter() {
                 @Override
                 public void windowClosing(WindowEvent e) {
                     window.dispose();
                 }
             });
+
         }catch (Exception e){
             e.printStackTrace();
         }

src/guiTree/Button.java

@@ -1,15 +1,62 @@
 package guiTree;
 
-import guiTree.Visual;
+import guiTree.events.MouseListener;
 
 import java.awt.*;
+import java.awt.event.MouseEvent;
 import java.awt.image.BufferedImage;
 
 public class Button extends Visual {
+    private String label;
 
-    public Button()
+    public Button() {
-    {
+        this("");
+    }
+
+    public Button(String label) {
         super();
+        this.label = label;
+        this.addMouseListener(new MouseListener() {
+            @Override
+            public void mouseClicked(MouseEvent mouseEvent) {
+                if(getBackgroundColor() == Color.BLACK) {
+                    setBackgroundColor(Color.RED);
+                }
+                else {
+                    setBackgroundColor(Color.BLACK);
+                }
+            }
+
+            @Override
+            public void mouseReleased(MouseEvent mouseEvent) {
+
+            }
+
+            @Override
+            public void mousePressed(MouseEvent mouseEvent) {
+
+            }
+
+            @Override
+            public void mouseEntered(MouseEvent mouseEvent) {
+
+            }
+
+            @Override
+            public void mouseExited(MouseEvent mouseEvent) {
+
+            }
+
+            @Override
+            public void mouseDragged(MouseEvent mouseEvent) {
+
+            }
+
+            @Override
+            public void mouseMoved(MouseEvent mouseEvent) {
+
+            }
+        });
     }
 
     @Override
@@ -17,6 +64,16 @@ public class Button extends Visual {
     {
         Graphics g = imageBuffer.getGraphics();
         g.setColor(this.getBackgroundColor());
-        g.fillRect(0, 0, getWidth(), getHeight());
+        g.fillRoundRect(0, 0, this.getWidth(), this.getHeight(), 50, 50);
+        g.setColor(this.getForegroundColor());
+        g.drawString(this.label, this.getWidth()/2, this.getHeight()/2);
+    }
+
+    public void setLabel(String label) {
+        this.label = label;
+    }
+
+    public String getLabel() {
+        return this.label;
     }
 }

src/guiTree/CustomFrame.java

@@ -1,19 +1,32 @@
 package guiTree;
 
+import guiTree.events.KeyEventGetter;
+import guiTree.events.MouseWheelGetter;
+
+import javax.swing.event.MouseInputListener;
 import java.awt.*;
+import java.awt.event.KeyEvent;
+import java.awt.event.KeyListener;
+import java.awt.event.MouseEvent;
 import java.awt.image.BufferedImage;
 
 public class CustomFrame extends Frame {
     private BufferedImage imageBuffer;
+    private Window parentWindow;
 
-    public CustomFrame()
+    public CustomFrame(Window parent)
     {
-        super();
+        this("", parent);
     }
 
-    public CustomFrame(String name)
+    public CustomFrame(String name, Window parent)
     {
         super(name);
+        this.parentWindow = parent;
+        this.addMouseMotionListener(new MouseEventGetter(parent));
+        this.addMouseListener(new MouseEventGetter(parent));
+        this.addKeyListener(new KeyEventGetter(parent));
+        this.addMouseWheelListener(new MouseWheelGetter(parent));
     }
 
     public void setImageBuffer(BufferedImage imageBuffer) {

src/guiTree/MouseEventGetter.java

@@ -0,0 +1,52 @@
+package guiTree;
+
+import javax.swing.event.MouseInputListener;
+import java.awt.event.MouseEvent;
+
+public class MouseEventGetter implements MouseInputListener {
+    private Window callingWindow;
+
+    public MouseEventGetter(Window callingWindow) {
+        this.callingWindow = callingWindow;
+    }
+
+    @Override
+    public void mouseDragged(MouseEvent mouseEvent) {
+        callingWindow.mouseDragged(mouseEvent, 0, 0);
+    }
+
+    @Override
+    public void mouseMoved(MouseEvent mouseEvent) {
+        callingWindow.mouseMoved(mouseEvent, 0, 0);
+        System.out.println("MOVED");
+    }
+
+    @Override
+    public void mouseClicked(MouseEvent mouseEvent) {
+        callingWindow.mouseClicked(mouseEvent, 0, 0);
+        System.out.println("CLICKED");
+    }
+
+    @Override
+    public void mousePressed(MouseEvent mouseEvent) {
+        callingWindow.mousePressed(mouseEvent, 0, 0);
+        System.out.println("PRESSED");
+    }
+
+    @Override
+    public void mouseReleased(MouseEvent mouseEvent) {
+        callingWindow.mouseReleased(mouseEvent, 0, 0);
+    }
+
+    @Override
+    public void mouseEntered(MouseEvent mouseEvent) {
+        callingWindow.mouseEntered(mouseEvent, 0, 0);
+        System.out.println("ENTERED");
+    }
+
+    @Override
+    public void mouseExited(MouseEvent mouseEvent) {
+        callingWindow.mouseExited(mouseEvent, 0, 0);
+        System.out.println("EXITED");
+    }
+}

src/guiTree/Visual.java

@@ -1,6 +1,12 @@
 package guiTree;
 
+import guiTree.events.KeyListener;
+import guiTree.events.MouseListener;
+import guiTree.events.MouseWheelListener;
+
 import java.awt.*;
+import java.awt.event.MouseEvent;
+import java.awt.event.MouseWheelEvent;
 import java.awt.image.BufferedImage;
 import java.util.ArrayList;
 import java.util.List;
@@ -13,12 +19,14 @@ public class Visual {
     private List<Visual> children;
     private Visual parent;
     private BufferedImage imageBuffer;
-
+    private String name;
+    private List<MouseListener> mouseListeners;
+    private List<MouseWheelListener> mouseWheelListeners;
+    private List<KeyListener> keyListeners;
 
     /*--------------------------------------------------------------------
                         Attributes
     ---------------------------------------------------------------------*/
-    private String name;
     private Integer width;
     private Integer height;
     private Integer locationX;
@@ -33,6 +41,9 @@ public class Visual {
     ---------------------------------------------------------------------*/
     public Visual() {
         this.children = new ArrayList<>();
+        this.mouseWheelListeners = new ArrayList<>();
+        this.mouseListeners = new ArrayList<>();
+        this.keyListeners = new ArrayList<>();
         this.parent = null;
         this.backgroundColor = Color.WHITE;
         this.foregroundColor = Color.BLACK;
@@ -105,13 +116,21 @@ public class Visual {
     }
 
     private void calculateInitialSize() {
-        this.width = 20;
+        if(this.width == null) {
-        this.height = 20;
+            this.width = 20;
+        }
+        if(this.height == null){
+            this.height = 20;
+        }
     }
 
     private void calculateInitialLocation(){
-        this.locationX = 20;
+        if(this.locationX == null) {
-        this.locationY = 50;
+            this.locationX = 20;
+        }
+        if(this.locationY == null){
+            this.locationY = 50;
+        }
     }
 
 
@@ -119,6 +138,22 @@ public class Visual {
                             Tree Methods
     ---------------------------------------------------------------------*/
 
+    public Visual findByName(String name){
+        if(this.name.equals(name)){
+            return this;
+        }
+        else{
+            for(Visual child: children){
+                Visual visual;
+                visual = child.findByName(name);
+                if(visual != null){
+                    return visual;
+                }
+            }
+        }
+        return null;
+    }
+
     public void addVisual(Visual child) {
         this.children.add(child);
         child.setParent(this);
@@ -130,6 +165,16 @@ public class Visual {
         child.revalidate();
     }
 
+    public void removeVisual(Visual child) {
+        this.children.remove(child);
+        child.setParent(null);
+        child.setSize(0, 0);
+        child.setLocation(0, 0);
+        child.imageBuffer = null;
+        child.active = false;
+        revalidate();
+    }
+
     private void setParent(Visual parent)
     {
         this.parent = parent;
@@ -172,14 +217,199 @@ public class Visual {
 
     }
 
+    /*--------------------------------------------------------------------
+                            Listener Methods
+    ---------------------------------------------------------------------*/
+    void addMouseListener(MouseListener mouseListener) {
+        this.mouseListeners.add(mouseListener);
+    }
+
+    void removeMouseListener(MouseListener mouseListener) {
+        this.mouseListeners.remove(mouseListener);
+    }
+
+    void addMouseWheelListener(MouseWheelListener mouseWheelListener) {
+        this.mouseWheelListeners.add(mouseWheelListener);
+    }
+
+    void removeMouseWheelListener(MouseWheelListener mouseWheelListener) {
+        this.mouseWheelListeners.remove(mouseWheelListener);
+    }
+
+    void addKeyListener(KeyListener keyListener) {
+        this.keyListeners.add(keyListener);
+    }
+
+    void removeKeyListener(KeyListener keyListener) {
+        this.keyListeners.remove(keyListener);
+    }
+
+    void mouseClicked(MouseEvent mouseEvent, int offsetX, int offsetY) {
+        boolean front = true;
+        int mouseX = mouseEvent.getX() - offsetX;
+        int mouseY = mouseEvent.getY() - offsetY;
+        for(Visual v: children) {
+            if(mouseX > v.getLocationX() &&
+                    mouseY > v.getLocationY() &&
+                    mouseX < v.getWidth() + v.getLocationX() &&
+                    mouseY < v.getHeight() + v.getLocationY()) {
+                front = false;
+                v.mouseClicked(mouseEvent, v.locationX + offsetX, v.locationY + offsetY);
+            }
+        }
+        if(front) {
+            for(MouseListener mouseListener: mouseListeners) {
+                mouseListener.mouseClicked(mouseEvent);
+            }
+        }
+    }
+
+    void mouseReleased(MouseEvent mouseEvent, int offsetX, int offsetY) {
+        boolean front = true;
+        int mouseX = mouseEvent.getX() + offsetX;
+        int mouseY = mouseEvent.getY() + offsetY;
+        for(Visual v: children) {
+            if(mouseX > v.getLocationX() &&
+                    mouseY < v.getLocationY() &&
+                    mouseX < v.getWidth() &&
+                    mouseY > v.getHeight()) {
+                front = false;
+                v.mouseReleased(mouseEvent, offsetX + v.locationX, offsetY + v.locationY);
+            }
+        }
+        if(front) {
+            for(MouseListener mouseListener: mouseListeners) {
+                mouseListener.mouseReleased(mouseEvent);
+            }
+        }
+    }
+
+    void mousePressed(MouseEvent mouseEvent, int offsetX, int offsetY) {
+        boolean front = true;
+        int mouseX = mouseEvent.getX() + offsetX;
+        int mouseY = mouseEvent.getY() + offsetY;
+        for(Visual v: children) {
+            if(mouseX > v.getLocationX() &&
+                    mouseY < v.getLocationY() &&
+                    mouseX < v.getWidth() &&
+                    mouseY > v.getHeight()) {
+                front = false;
+                v.mousePressed(mouseEvent, offsetX + v.locationX, offsetY + v.locationY);
+            }
+        }
+        if(front) {
+            for(MouseListener mouseListener: mouseListeners) {
+                mouseListener.mousePressed(mouseEvent);
+            }
+        }
+    }
+
+    void mouseEntered(MouseEvent mouseEvent, int offsetX, int offsetY) {
+        boolean front = true;
+        int mouseX = mouseEvent.getX() + offsetX;
+        int mouseY = mouseEvent.getY() + offsetY;
+        for(Visual v: children) {
+            if(mouseX > v.getLocationX() &&
+                    mouseY < v.getLocationY() &&
+                    mouseX < v.getWidth() &&
+                    mouseY > v.getHeight()) {
+                front = false;
+                v.mouseEntered(mouseEvent, offsetX + v.locationX, offsetY + v.locationY);
+            }
+        }
+        if(front) {
+            for(MouseListener mouseListener: mouseListeners) {
+                mouseListener.mouseEntered(mouseEvent);
+            }
+        }
+    }
+
+    void mouseExited(MouseEvent mouseEvent, int offsetX, int offsetY) {
+        boolean front = true;
+        int mouseX = mouseEvent.getX() + offsetX;
+        int mouseY = mouseEvent.getY() + offsetY;
+        for(Visual v: children) {
+            if(mouseX > v.getLocationX() &&
+                    mouseY < v.getLocationY() &&
+                    mouseX < v.getWidth() &&
+                    mouseY > v.getHeight()) {
+                front = false;
+                v.mouseExited(mouseEvent, offsetX + v.locationX, offsetY + v.locationY);
+            }
+        }
+        if(front) {
+            for(MouseListener mouseListener: mouseListeners) {
+                mouseListener.mouseExited(mouseEvent);
+            }
+        }
+    }
+
+    void mouseDragged(MouseEvent mouseEvent, int offsetX, int offsetY) {
+        boolean front = true;
+        int mouseX = mouseEvent.getX() + offsetX;
+        int mouseY = mouseEvent.getY() + offsetY;
+        for(Visual v: children) {
+            if(mouseX > v.getLocationX() &&
+                    mouseY < v.getLocationY() &&
+                    mouseX < v.getWidth() &&
+                    mouseY > v.getHeight()) {
+                front = false;
+                v.mouseDragged(mouseEvent, offsetX + v.locationX, offsetY + v.locationY);
+            }
+        }
+        if(front) {
+            for(MouseListener mouseListener: mouseListeners) {
+                mouseListener.mouseDragged(mouseEvent);
+            }
+        }
+    }
+
+    void mouseMoved(MouseEvent mouseEvent, int offsetX, int offsetY) {
+        boolean front = true;
+        int mouseX = mouseEvent.getX() + offsetX;
+        int mouseY = mouseEvent.getY() + offsetY;
+        for(Visual v: children) {
+            if(mouseX > v.getLocationX() &&
+                    mouseY < v.getLocationY() &&
+                    mouseX < v.getWidth() &&
+                    mouseY > v.getHeight()) {
+                front = false;
+                v.mouseMoved(mouseEvent, offsetX + v.locationX, offsetY + locationY);
+            }
+        }
+        if(front) {
+            for(MouseListener mouseListener: mouseListeners) {
+                mouseListener.mouseMoved(mouseEvent);
+            }
+        }
+    }
+
+    void mouseWheelMoved(MouseWheelEvent mouseWheelEvent, int offsetX, int offsetY) {
+        boolean front = true;
+        int mouseX = mouseWheelEvent.getX() + offsetX;
+        int mouseY = mouseWheelEvent.getY() + offsetY;
+        for(Visual v: children) {
+            if(mouseX > v.getLocationX() &&
+                    mouseY < v.getLocationY() &&
+                    mouseX < v.getWidth() &&
+                    mouseY > v.getHeight()) {
+                front = false;
+                v.mouseWheelMoved(mouseWheelEvent, offsetX + v.locationX, offsetY + v.locationY);
+            }
+        }
+        if(front) {
+            for(MouseWheelListener mouseWheelListener: mouseWheelListeners) {
+                mouseWheelListener.mouseWheelMoved(mouseWheelEvent);
+            }
+        }
+    }
+
     /*--------------------------------------------------------------------
                             Helper Methods
     ---------------------------------------------------------------------*/
-
     private void initializeImageBuffer(Integer width, Integer height){
         this.imageBuffer = new BufferedImage(width, height, BufferedImage.TYPE_3BYTE_BGR);
         this.imageBuffer.getGraphics().setColor(backgroundColor);
         this.imageBuffer.getGraphics().fillRect(0, 0, width, height);
-        this.imageBuffer.getGraphics().setColor(foregroundColor);
     }
 }

src/guiTree/Window.java

@@ -1,19 +1,19 @@
 package guiTree;
 
-import guiTree.Visual;
-
 import java.awt.*;
 import java.awt.event.WindowListener;
 import java.awt.event.WindowStateListener;
 import java.awt.image.BufferedImage;
+import java.util.List;
 
 public class Window extends Visual {
     public CustomFrame frame;
+    private List<Visual> listenerList;
 
     public Window()
     {
         super();
-        this.frame = new CustomFrame();
+        this.frame = new CustomFrame(this);
         this.addWindowStateListener(e -> {
             this.setSize(getWidth(), getHeight());
             revalidate();
@@ -64,4 +64,14 @@ public class Window extends Visual {
     public void setPositionRelativeTo(){
         frame.setLocationRelativeTo(null);
     }
+
+    public void setUndecorated(Boolean undecorated){frame.setUndecorated(undecorated);}
+
+    public void addListener(Visual listener) {
+        this.listenerList.add(listener);
+    }
+
+    public void removeListener(Visual listener) {
+        this.listenerList.remove(listener);
+    }
 }

src/guiTree/events/KeyEventGetter.java

@@ -0,0 +1,29 @@
+package guiTree.events;
+
+import guiTree.Window;
+
+import java.awt.event.KeyEvent;
+import java.awt.event.KeyListener;
+
+public class KeyEventGetter implements KeyListener {
+    public Window callingWindow;
+
+    public KeyEventGetter(Window callingWindow) {
+        this.callingWindow = callingWindow;
+    }
+
+    @Override
+    public void keyTyped(KeyEvent keyEvent) {
+
+    }
+
+    @Override
+    public void keyPressed(KeyEvent keyEvent) {
+
+    }
+
+    @Override
+    public void keyReleased(KeyEvent keyEvent) {
+
+    }
+}

src/guiTree/events/KeyListener.java

@@ -0,0 +1,9 @@
+package guiTree.events;
+
+import java.awt.event.KeyEvent;
+
+public interface KeyListener {
+    void keyTyped(KeyEvent keyEvent);
+    void keyPressed(KeyEvent keyEvent);
+    void keyReleased(KeyEvent keyEvent);
+}

src/guiTree/events/MouseListener.java

@@ -0,0 +1,13 @@
+package guiTree.events;
+
+import java.awt.event.MouseEvent;
+
+public interface MouseListener {
+    void mouseClicked(MouseEvent mouseEvent);
+    void mouseReleased(MouseEvent mouseEvent);
+    void mousePressed(MouseEvent mouseEvent);
+    void mouseEntered(MouseEvent mouseEvent);
+    void mouseExited(MouseEvent mouseEvent);
+    void mouseDragged(MouseEvent mouseEvent);
+    void mouseMoved(MouseEvent mouseEvent);
+}

src/guiTree/events/MouseWheelGetter.java

@@ -0,0 +1,19 @@
+package guiTree.events;
+
+import guiTree.Window;
+
+import java.awt.event.MouseWheelEvent;
+import java.awt.event.MouseWheelListener;
+
+public class MouseWheelGetter implements MouseWheelListener {
+    private Window callingWindow;
+
+    public MouseWheelGetter(Window callingWindow) {
+        this.callingWindow = callingWindow;
+    }
+
+    @Override
+    public void mouseWheelMoved(MouseWheelEvent mouseWheelEvent) {
+
+    }
+}

src/guiTree/events/MouseWheelListener.java

@@ -0,0 +1,7 @@
+package guiTree.events;
+
+import java.awt.event.MouseWheelEvent;
+
+public interface MouseWheelListener {
+    void mouseWheelMoved(MouseWheelEvent mouseWheelEvent);
+}

src/parser/XAMLParser.java

@@ -23,11 +23,18 @@ public class XAMLParser {
             String methodName = "set";
             methodName = methodName.concat(attribute.getNodeName());
             List<Object> parameterList = convertStringToPrimitives(object, attribute.getNodeValue(), methodName);
-            Method method = getMethod(object, methodName, parameterList);
+            if(parameterList == null) {
+                break;
+            }
+            Class<?>[] parameterTypes = new Class[parameterList.size()];
+            for(int index = 0; index < parameterList.size(); index++){
+                parameterTypes[index] = parameterList.get(index).getClass();
+            }
             try {
+                Method method = object.getClass().getMethod(methodName, parameterTypes);
                 assert method != null;
                 method.invoke(object, parameterList.toArray());
-            } catch (IllegalAccessException | InvocationTargetException e) {
+            } catch (IllegalAccessException | InvocationTargetException | NoSuchMethodException e) {
                 e.printStackTrace();
             }
         }