ifconstraintsdialog.java

一个完整的XACML工程,学习XACML技术的好例子!

/*
* Copyright (c) 2006, University of Kent
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*/

/*
 * IFConstraintsDialog.java - 7/06/06
 */
package issrg.editor2.ifcondition;

import issrg.utils.xml.XMLEditor;
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.util.ResourceBundle;
import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JTabbedPane;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;

/**
 *
 * @author Chris
 */
public class IFConstraintsDialog extends JDialog implements ActionListener, ChangeListener
{    
    JTabbedPane tabbedPane;
    JButton saveConstraintButton;
    JButton closeDialogButton;
    
    IFConstraintsPanelSimple simple;
    IFConstraintsPanelAdvanced advanced;
       
    JFrame owner;
    
    ResourceBundle rbl = ResourceBundle.getBundle("issrg/editor2/PEComponent_i18n");
    String dialogTitle = rbl.getString("IfCondition_Dialog_Title"); //contains Constraints Editor
    String simpleBorderCaption = rbl.getString("IfCondition_SimplePanel_Border"); //contains Simple Settings
    String advancedBorderCaption = rbl.getString("IfCondition_AdvancedPanel_Border"); //contains Advanced Settings
    String closeButtonCaption = rbl.getString("IfCondition_Button_CloseDialog"); //contains Exit 
    String closeButtonTtipCaption = rbl.getString("IfCondition_Button_Close_Ttip"); //contains Closes this window without saving any conditions specified.
    String saveButtonCaption = rbl.getString("IfCondition_Button_SaveConstraint"); //contains Save Constraint
    String saveButtonTtipCaption = rbl.getString("IfCondition_Button_Save_Ttip"); //contains Saves the Constraints to the Policy
    String saveMessageDialog = rbl.getString("IfCondition_Save_Dialog_Message"); //contains Constraint added to Policy    
    
    /** Creates a new instance of IFConstraintsDialog */
    public IFConstraintsDialog(XMLEditor xmlED, JFrame owner, int index, int typeOfPanel) 
    {
        super(owner, true);
        
        this.owner = owner;
        closeDialogButton = new JButton(closeButtonCaption);
        closeDialogButton.addActionListener(this);
        closeDialogButton.setActionCommand("Close");
        closeDialogButton.setToolTipText(closeButtonTtipCaption);
        closeDialogButton.setMnemonic(KeyEvent.VK_X);        
        
        saveConstraintButton = new JButton(saveButtonCaption);
        saveConstraintButton.addActionListener(this);
        saveConstraintButton.setToolTipText(saveButtonTtipCaption);
        saveConstraintButton.setActionCommand("Save_Constraints");
        saveConstraintButton.setMnemonic(KeyEvent.VK_P);
        
        simple = new IFConstraintsPanelSimple(xmlED, index, owner);
        advanced = new IFConstraintsPanelAdvanced(xmlED, index, owner);
        tabbedPane = new JTabbedPane();
        tabbedPane.addChangeListener(this);
        tabbedPane.add(simpleBorderCaption, simple);
        tabbedPane.add(advancedBorderCaption, advanced);
        if (simple.condTable.table.getRowCount() == 0)
        {
            tabbedPane.setSelectedIndex(1);
        }
        
        this.getContentPane().add(tabbedPane, BorderLayout.CENTER);
        this.getContentPane().add(getExitPanelDialog(), BorderLayout.SOUTH);
        
        this.setResizable(true);
        this.setLocation(200,200);
        this.pack();
        this.setTitle(dialogTitle);
        this.setVisible(true);       
    }
    
    public JPanel getExitPanelDialog()
    {
        GridBagConstraints constraints = new GridBagConstraints();
        
        JPanel exitDialogPanel = new JPanel(new GridBagLayout());
        constraints.gridx = 0; constraints.gridy = 0;
        constraints.weightx = 0; constraints.weighty = 0;
        constraints.gridwidth = 1; constraints.gridheight = 1;
        constraints.anchor = GridBagConstraints.LINE_END;
        constraints.fill = GridBagConstraints.NONE;
        exitDialogPanel.add(saveConstraintButton, constraints);
        
        constraints.gridx = 1; constraints.gridy = 0;
        constraints.weightx = 0; constraints.weighty = 0;
        constraints.gridwidth = 1; constraints.gridheight = 1;
        constraints.anchor = GridBagConstraints.LINE_END;
        constraints.fill = GridBagConstraints.NONE;
        exitDialogPanel.add(closeDialogButton, constraints);
        
        return exitDialogPanel;
    }
    
    public void actionPerformed(ActionEvent e)
    {
        if (e.getActionCommand().equals("Close"))
        {
            this.dispose();
        }
        if (e.getActionCommand().equals("Save_Constraints") && tabbedPane.getSelectedIndex() == 0)
        {
            if (simple.writeToPolicy()) this.dispose();
        }
        if (e.getActionCommand().equals("Save_Constraints") && tabbedPane.getSelectedIndex() == 1)
        {
            if (advanced.writeToPolicy()) this.dispose();
        }
    }   
    
    public void stateChanged(ChangeEvent e)
    {
        JTabbedPane tPane = (JTabbedPane)e.getSource();
        for (int i = 0; i < tPane.getTabCount(); i++)
        {
            tPane.setForegroundAt(i, Color.BLACK);
        }
        if (tPane.getSelectedIndex() > -1)
            tPane.setForegroundAt(tPane.getSelectedIndex(), Color.BLUE);
    }
}