/*
* MegaMek - Copyright (C) 2002, 2003, 2004 Ben Mazur (bmazur@sev.org)
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
package megamek.client.ui.swing;
import java.awt.Dimension;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Insets;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JDialog;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import megamek.client.ui.Messages;
import megamek.common.BombType;
/**
* A dialog to determine bomb payload Right now it is just for space bombing
*
* @author suvarov454@sourceforge.net
* @version $version: $
*/
public class BombPayloadDialog extends JDialog implements ActionListener, ItemListener {
/**
*
*/
private static final long serialVersionUID = -4629867982571421459L;
private boolean confirm = false;
private int limit;
private int[] bombs;
private JPanel panButtons = new JPanel();
private JButton butOK = new JButton(Messages.getString("Okay")); //$NON-NLS-1$
private JButton butCancel = new JButton(Messages.getString("Cancel")); //$NON-NLS-1$
private JComboBox[] b_choices;
private JLabel[] b_labels;
/**
* Create and initialize the dialog.
*
* @param parent
* - the <code>Frame</code> that is locked by this dialog.
* @param title
* - the title <code>String</code> for this dialog.
* @param question
* - <code>String</code> displayed above the choices. The
* question string is tokenised on "\n".
* @param choices
* - an array of <code>String</code>s to be displayed.
* @param isSingle
* - a <code>boolean</code> that identifies whether the dialog is
* supposed to be a single choice dialog or support multiple
* choices.
*/
private void initialize(JFrame parent, String title, int[] b,
boolean spaceBomb, boolean bombDump, int lim) {
super.setResizable(false);
bombs = b;
limit = lim;
GridBagLayout gridbag = new GridBagLayout();
setLayout(gridbag);
GridBagConstraints c = new GridBagConstraints();
c.gridwidth = 1;
c.gridheight = 1;
c.gridx = 0;
b_choices = new JComboBox[bombs.length];
b_labels = new JLabel[bombs.length];
//initialize the bomb choices
for(int i = 0; i< bombs.length; i++) {
b_choices[i] = new JComboBox();
b_labels[i] = new JLabel(BombType.getBombName(i));
int max = bombs[i];
if((limit > -1) && (max > limit)) {
max = limit;
}
for (int x = 0; x <= max; x++) {
b_choices[i].addItem(Integer.toString(x));
}
b_choices[i].setSelectedIndex(0);
b_choices[i].addItemListener(this);
//only display eligible bomb drops
if(spaceBomb && !BombType.canSpaceBomb(i)) {
continue;
}
if(!spaceBomb && !bombDump && !BombType.canGroundBomb(i)) {
continue;
}
if(bombs[i] == 0) {
continue;
}
c.gridx = 0;
c.gridy = i;
c.anchor = GridBagConstraints.EAST;
gridbag.setConstraints(b_labels[i], c);
add(b_labels[i]);
c.gridx = 1;
c.gridy = i;
c.anchor = GridBagConstraints.WEST;
gridbag.setConstraints(b_choices[i], c);
add(b_choices[i]);
}
// Allow the player to confirm or abort the choice.
setupButtons();
c.gridy++;
c.insets = new Insets(5, 5, 5, 5);
add(panButtons, c);
butOK.requestFocus();
addWindowListener(new WindowAdapter() {
@Override
public void windowClosing(WindowEvent e) {
setVisible(false);
}
});
pack();
Dimension size = getSize();
boolean updateSize = false;
if (size.width < GUIPreferences.getInstance().getMinimumSizeWidth()) {
size.width = GUIPreferences.getInstance().getMinimumSizeWidth();
}
if (size.height < GUIPreferences.getInstance().getMinimumSizeHeight()) {
size.height = GUIPreferences.getInstance().getMinimumSizeHeight();
}
if (updateSize) {
setSize(size);
size = getSize();
}
setLocation(parent.getLocation().x + parent.getSize().width / 2
- size.width / 2, parent.getLocation().y
+ parent.getSize().height / 2 - size.height / 2);
}
private void setupButtons() {
butOK.addActionListener(this);
butCancel.addActionListener(this);
// layout
GridBagLayout gridbag = new GridBagLayout();
GridBagConstraints c = new GridBagConstraints();
panButtons.setLayout(gridbag);
c.fill = GridBagConstraints.BOTH;
c.insets = new Insets(10, 5, 5, 5);
c.weightx = 1.0;
c.weighty = 1.0;
c.fill = GridBagConstraints.VERTICAL;
c.ipadx = 20;
c.ipady = 5;
c.gridwidth = 1;
gridbag.setConstraints(butOK, c);
panButtons.add(butOK);
c.gridwidth = GridBagConstraints.REMAINDER;
gridbag.setConstraints(butCancel, c);
panButtons.add(butCancel);
}
/**
* Create a choice dialog. The player can choose any or all of the choices.
* If no choices are passed in, this will be a very boring dialog, but it
* will not suffer an exception.
*
* @param parent
* - the <code>Frame</code> that is locked by this dialog.
* @param title
* - the title <code>String</code> for this dialog.
* @param question
* - <code>String</code> displayed above the choices. The
* question string is tokenised on "\n".
* @param bombs
* - an array of <code>String</code>s the number of bombs of each
* type
* @param isSingle
* - a <code>boolean</code> that identifies that
*/
/* package */BombPayloadDialog(JFrame parent, String title, int[] bombs,
boolean spaceBomb, boolean bombDump, int limit) {
super(parent, title, true);
initialize(parent, title, bombs, spaceBomb, bombDump, limit);
}
public void actionPerformed(ActionEvent e) {
if (e.getSource() == butOK) {
confirm = true;
setVisible(false);
} else {
confirm = false;
setVisible(false);
}
}
public void itemStateChanged(ItemEvent ie) {
if(limit < 0) {
return;
}
int[] current = new int[b_choices.length];
for(int i = 0; i < b_choices.length; i++) {
current[i] = b_choices[i].getSelectedIndex();
}
//don't factor in your own choice when determining how much is left
int[] left = new int[b_choices.length];
for(int i = 0; i < left.length; i++) {
left[i] = limit;
for(int j = 0; j < current.length; j++) {
if(i != j) {
left[i] -= current[j];
}
}
}
for(int i = 0; i < b_choices.length; i++) {
b_choices[i].removeItemListener(this);
b_choices[i].removeAllItems();
int max = bombs[i];
if(max > left[i]) {
max = left[i];
}
for (int x = 0; x <= max; x++) {
b_choices[i].addItem(Integer.toString(x));
}
b_choices[i].setSelectedIndex(current[i]);
b_choices[i].addItemListener(this);
}
}
/**
* See if the player confirmed a choice.
*
* @return <code>true</code> if the player has confirmed a choice.
* <code>false</code> if the player canceled, if the player did not
* select a choice, or if no choices were available.
*/
public boolean getAnswer() {
return (null != getChoices());
}
/**
* Which choices did the player select?
*
* @return If no choices were available, if the player canceled, if the
* player did not select a choice, or if the player canceled the
* choice, a <code>null</code> value is returned, otherwise an array
* of the <code>int</code> indexes from the input array that match
* the selected choices is returned.
*/
public int[] getChoices() {
int[] choices = null;
if (confirm) {
choices = new int[b_choices.length];
for(int i = 0; i < b_choices.length; i++) {
choices[i] = b_choices[i].getSelectedIndex();
}
}
return choices;
}
} // End public class ChoiceDialog
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