InnerClass & OnClickListener

Java

by techbard 2016. 7. 5. 21:04

# Button.java

package InnerClasses;

public class Button
{
private String title;
private OnClickListener onClickListener;

public Button(String title)
{
this.title = title;
}

public String getTitle()
{
return title;
}

public void setOnClickListener (OnClickListener onClickListener)
{
this.onClickListener = onClickListener;
}

public void onClick()
{
this.onClickListener.onClick(this.title);
}

public interface OnClickListener
{
public void onClick(String title);
}
}

# Main.java

package InnerClasses;

import InnerClasses.Button.OnClickListener;

public class Main
{
private static Button btnPrint = new Button("Print");

public static void main(String[] args)
{

class ClickListener implements OnClickListener
{
public ClickListener()
{
System.out.println("I've been attached");
}

@Override
public void onClick(String title)
{
System.out.println(title + " was clicked");
}
}

btnPrint.setOnClickListener(new ClickListener());
btnPrint.onClick();
}
}