KNH_Project
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/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
package com.bestray.healthcarecommonutil.util;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import javax.swing.DefaultListSelectionModel;
import javax.swing.JCheckBox;
import javax.swing.JComponent;
import javax.swing.JList;
import javax.swing.KeyStroke;
import javax.swing.ListSelectionModel;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;
// TODO: Auto-generated Javadoc
/**
* The Class CheckListManager.
*
* @author User1
*/
public class CheckListManager extends MouseAdapter implements ListSelectionListener, ActionListener{
/** The selection model. */
private ListSelectionModel selectionModel = new DefaultListSelectionModel();
/** The list. */
private JList list = new JList();
/** The hotspot. */
int hotspot = new JCheckBox().getPreferredSize().width;
/**
* Instantiates a new check list manager.
*
* @param list the list
*/
public CheckListManager(JList list){
this.list = list;
list.setCellRenderer(new CheckListCellRenderer(list.getCellRenderer(), selectionModel));
list.registerKeyboardAction(this, KeyStroke.getKeyStroke(KeyEvent.VK_SPACE, 0), JComponent.WHEN_FOCUSED);
list.addMouseListener(this);
selectionModel.addListSelectionListener(this);
}
/**
* Gets the selection model.
*
* @return the selection model
*/
public ListSelectionModel getSelectionModel(){
return selectionModel;
}
/**
* Toggle selection.
*
* @param index the index
*/
private void toggleSelection(int index){
if(index<0)
return;
if(selectionModel.isSelectedIndex(index))
selectionModel.removeSelectionInterval(index, index);
else
selectionModel.addSelectionInterval(index, index);
}
/* (non-Javadoc)
* @see java.awt.event.MouseAdapter#mouseClicked(java.awt.event.MouseEvent)
*/
public void mouseClicked(MouseEvent mouseEvent){
int index = list.locationToIndex(mouseEvent.getPoint());
if(index<0)
return;
if(mouseEvent.getX()>list.getCellBounds(index, index).x+hotspot)
return;
toggleSelection(index);
}
/* (non-Javadoc)
* @see javax.swing.event.ListSelectionListener#valueChanged(javax.swing.event.ListSelectionEvent)
*/
public void valueChanged(ListSelectionEvent e){
list.repaint(list.getCellBounds(e.getFirstIndex(), e.getLastIndex()));
}
/* (non-Javadoc)
* @see java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent)
*/
public void actionPerformed(ActionEvent e){
toggleSelection(list.getSelectedIndex());
}
}
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Revision |
Author |
Commited |
Message |
1
|
girijabapi
|
Fri 27 Jul, 2018 13:29:42 +0000 |
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