praktikum-holons/src/ui/view/AddElementPopUp.java

package ui.view;

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.FlowLayout;
import java.util.ArrayList;

import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JPanel;
import javax.swing.border.EmptyBorder;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JTextField;
import javax.swing.JComboBox;
import javax.swing.DefaultComboBoxModel;

import classes.HolonElement;

import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import java.awt.event.ActionEvent;

public class AddElementPopUp extends JDialog {

	private final JPanel contentPanel = new JPanel();
	private JTextField elementName;
	private JTextField providedEnergy;
	private JTextField amount;
	private HolonElement hl;

	/**
	 * Launch the application.
	 */
	public static void main(String[] args) {
		try {
			AddElementPopUp dialog = new AddElementPopUp();
			dialog.setDefaultCloseOperation(JDialog.DISPOSE_ON_CLOSE);
			dialog.setVisible(true);
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

	/**
	 * Create the dialog.
	 */
	public AddElementPopUp() {
		super((java.awt.Frame) null, true);
		setModalityType(java.awt.Dialog.ModalityType.APPLICATION_MODAL);
		setBounds(100, 100, 300, 190);
		getContentPane().setLayout(new BorderLayout());
		contentPanel.setBorder(new EmptyBorder(5, 5, 5, 5));
		getContentPane().add(contentPanel, BorderLayout.CENTER);
		contentPanel.setLayout(null);
		this.setTitle("Add default Element to Object");
		
		JLabel lblElementName = new JLabel("Element Name:");
		lblElementName.setBounds(10, 11, 79, 14);
		contentPanel.add(lblElementName);
		
		JLabel lblProvidedEnergy = new JLabel("Provided Energy:");
		lblProvidedEnergy.setBounds(10, 49, 90, 14);
		contentPanel.add(lblProvidedEnergy);
		
		JLabel lblAmount = new JLabel("Amount:");
		lblAmount.setBounds(10, 84, 46, 14);
		contentPanel.add(lblAmount);
		
		elementName = new JTextField();
		elementName.addKeyListener(new KeyListener() {
			@Override
			public void keyPressed(KeyEvent arg0) {
				// TODO Auto-generated method stub

			}

			@Override
			public void keyReleased(KeyEvent e) {
				// TODO Auto-generated method stub

			}

			@Override
			public void keyTyped(KeyEvent e) {
				elementName.setBackground(Color.WHITE);
			}
		});
		elementName.setBounds(140, 8, 110, 20);
		contentPanel.add(elementName);
		elementName.setColumns(10);
		
		final JComboBox sign = new JComboBox();
		sign.setModel(new DefaultComboBoxModel(new String[] {"+", "-"}));
		sign.setBounds(100, 46, 33, 20);
		contentPanel.add(sign);
		
		providedEnergy = new JTextField();
		providedEnergy.setBounds(140, 46, 110, 20);
		contentPanel.add(providedEnergy);
		providedEnergy.setColumns(10);
		providedEnergy.setText("0");
		
		amount = new JTextField();
		amount.setBounds(140, 81, 110, 20);
		contentPanel.add(amount);
		amount.setColumns(10);
		amount.setText("0");
		{
			JPanel buttonPane = new JPanel();
			buttonPane.setLayout(new FlowLayout(FlowLayout.RIGHT));
			getContentPane().add(buttonPane, BorderLayout.SOUTH);
			{
				JButton okButton = new JButton("OK");
				okButton.addActionListener(new ActionListener() {
					public void actionPerformed(ActionEvent arg0) {
						if(elementName.getText().length() != 0){
							try{
								float energy = Float.parseFloat(providedEnergy.getText().toString());
								int elementAmount = Integer.parseInt(amount.getText().toString());
								if(sign.getSelectedItem().toString().equals("-")){
									energy = energy * -1;
								}
								hl = new HolonElement(elementName.getText().toString(), energy, elementAmount);
								dispose();
							} catch(NumberFormatException e){
								JOptionPane.showMessageDialog(new JFrame(),"Please enter numbers in the Fields amount and providedEnergy");
							}
						}else{
							//JOptionPane.showMessageDialog(new JFrame(), "Please enter a Name");
							elementName.setBackground(new Color(255, 50, 50));
						}
					}
				});
				okButton.setActionCommand("OK");
				buttonPane.add(okButton);
				getRootPane().setDefaultButton(okButton);
			}
			{
				JButton cancelButton = new JButton("Cancel");
				cancelButton.setActionCommand("Cancel");
				buttonPane.add(cancelButton);
			}
		}
	}
	
	public HolonElement getElement(){
		return hl;
	}
}