VAWizard


1   /**
2    * $RCSfile: VAWizard.java,v $
3    * @creation     01/02/00
4    * @modification $Date: 2004/02/02 20:57:58 $
5    */
6   
7   package com.memoire.vainstall.gui;
8   
9   import java.awt.*;
10  import java.awt.event.ActionListener  ;
11  import java.awt.event.ActionEvent  ;
12  import javax.swing.*;
13  import javax.swing.border.*;
14  import com.memoire.vainstall.VAStep;
15  import com.memoire.vainstall.VAWizardInterface;
16  import com.memoire.vainstall.VAGlobals;
17  import com.memoire.vainstall.VAWelcomeStep;
18  import com.memoire.vainstall.VALanguageStep;
19  
20  /**
21   * @version      $Id: VAWizard.java,v 1.9 2004/02/02 20:57:58 deniger Exp $
22   * @author       Axel von Arnim
23   */
24  
25  public class VAWizard
26         extends JDialog
27         implements VAWizardInterface, ActionListener  
28  {
29    private static VAWizard UNIQUE_WIZARD=null;
30    JButton btNext_, btBack_, btCancel_;
31    VAPanel panel_;
32    JPanel pnNav_;
33  
34    protected VAWizard()
35    {
36      super();
37      init();
38    }
39    
40    protected void init()
41    {
42      super.setTitle(VAGlobals.i18n("UI_Title"));
43      super.setDefaultCloseOperation(HIDE_ON_CLOSE);
44      setModal(true);
45  
46      Container cp=getContentPane();
47      cp.setLayout(new BorderLayout());
48      cp.setBackground(Color.red);
49      
50      pnNav_=new JPanel();
51      pnNav_.setLayout(new FlowLayout(FlowLayout.RIGHT));
52      pnNav_.setBorder(new CompoundBorder(new EtchedBorder(),
53                                          new EmptyBorder(new Insets(5, 5, 5, 5))));
54      btNext_=new JButton(VAGlobals.i18n("UI_Next"));
55      btBack_=new JButton(VAGlobals.i18n("UI_Back"));
56      btCancel_=new JButton(VAGlobals.i18n("UI_Cancel"));
57      pnNav_.add(btCancel_);
58      pnNav_.add(btBack_);
59      pnNav_.add(btNext_);
60      btNext_.addActionListener(this);
61      btBack_.addActionListener(this);
62      btCancel_.addActionListener(this);
63      
64      panel_=new VAPanel();
65      Dimension d=VAImagePanel.IMAGE_PANEL.getPreferredSize();
66  // System.out.println("image size: "+d.width+","+d.height);
67      panel_.setPreferredSize(new Dimension(d.width+400, d.height));
68      cp.add(BorderLayout.CENTER, panel_);
69      cp.add(BorderLayout.SOUTH, pnNav_);
70      pack();
71      setResizable(false);
72  
73      // center dialog
74      Dimension dimScreen=Toolkit.getDefaultToolkit().getScreenSize();
75      this.setLocation((dimScreen.width-this.getSize().width)/2,
76                       (dimScreen.height-this.getSize().height)/2);
77    }
78  
79    public static VAWizardInterface createWizard()
80    {
81      if( UNIQUE_WIZARD==null ) UNIQUE_WIZARD=new VAWizard();
82      else UNIQUE_WIZARD.init();
83      return UNIQUE_WIZARD;
84    }
85    
86    public void setStep(VAStep step)
87    {
88      panel_=(VAPanel)step;
89      Container pnContent=getContentPane();
90      pnContent.removeAll();
91      //panel_.setPreferredSize(new Dimension(600,400));
92      panel_.setBorder(new CompoundBorder(new EtchedBorder(),
93                                          new EmptyBorder(new Insets(5, 5, 5, 5))));
94      pnContent.add(BorderLayout.CENTER, panel_);
95  
96      // in case of language change we need to update the pnNav_ panel
97      // this is a hack due to the static way of handling language
98      if(step instanceof VAWelcomeStep ||
99         step instanceof VALanguageStep) {
100       btNext_.setText(VAGlobals.i18n("UI_Next"));
101       btBack_.setText(VAGlobals.i18n("UI_Back"));
102       btCancel_.setText(VAGlobals.i18n("UI_Cancel"));
103       doLayout();
104       validate();
105     }
106 
107     pnContent.add(BorderLayout.SOUTH, pnNav_);
108     pnContent.doLayout();
109     invalidate();
110     pnContent.validate();
111 //    Dimension size=getSize();
112 //    setSize(new Dimension(size.width, size.height));
113     Dimension size=getSize();
114     //setSize(new Dimension(size.width+1, size.height+1));
115     //repaint();
116   }
117   
118   public VAPanel getPanel() { return panel_; }
119   
120   public void setActionEnabled(int actions)
121   {
122     btCancel_.setEnabled((actions&CANCEL)==CANCEL);
123     btBack_.setEnabled((actions&BACK)==BACK);
124     btNext_.setEnabled(((actions&NEXT)==NEXT)||((actions&FINISH)==FINISH));
125     if( (actions&FINISH)==FINISH ) {
126       btNext_.setText(VAGlobals.i18n("UI_Finish"));
127     }
128   }
129   
130   public void actionPerformed(ActionEvent   e)
131   {
132     Object   SRC=e.getSource();
133     if( SRC==btCancel_ ) dispose(true);
134     else
135     if( SRC==btBack_ ) panel_.backAction();
136     else
137     if( SRC==btNext_ )
138     {
139      // OSX Repaint
140      // Necessary for Mac OS X MRJ.
141      // On Mac OS X RepaintManger.currentManager().paintDirtyRegions()
142      // does not work. Hence, calls to VAInstallStep.details
143      // VAInstallStep.status and to the progess bar do not work
144      // on OS X (build 1.4.1_01-69.1 [late 2003] and for several 
145      // builds before that one).
146      //
147      // A work around to the problem is to do work from a thread
148      // other than the event dispatch thread.  Here, a new thread
149      // is launched.  Associated with this, all calls to
150      // RepaintManager.currentManager().paintDirtyRegions()
151      // have been commented out.  They have been labeled
152      // with "OSX Repaint - see VAWizard.java" so that the original mode
153      // of operation can be restored if Apple ever gets its act together.
154      // The modification works fine on Linux and Windows.
155      //
156      // Note that use of Runnable causes the class file VAWizard$1.class
157      // to be generated.  It has been added to VAArchiver.java.  If you
158      // eliminate the use of a new thread here, remove the entry from
159      // VAArchiver.java
160      Runnable   runner = new Runnable  () {
161     public void run() {
162             panel_.nextAction();
163     }
164      };
165      new Thread  (runner).start();
166    }
167   }
168   
169   public void hide(boolean question)
170   {
171     if( question ) {
172       int res=JOptionPane.showConfirmDialog(
173         this,
174         VAGlobals.i18n("UI_AbortQuestion"),
175         VAGlobals.i18n("UI_Finish"),
176         JOptionPane.YES_NO_OPTION,
177         JOptionPane.QUESTION_MESSAGE);
178       if( res==JOptionPane.YES_OPTION ) {
179         panel_.cancelAction();
180       }
181     } else super.hide();
182   }
183   
184   public void dispose()
185   {
186     hide(true);
187   }
188   
189   public void dispose(boolean confirm)
190   {
191     hide(confirm);
192   }
193   
194   public void show()
195   {
196     super.show();
197   }
198   
199   public void hide()
200   {
201     hide(true);
202   }
203 }
204
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