package puzzle.puzzleClasses;

import java.awt.FileDialog;
import java.awt.Frame;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.File;
import java.io.FilenameFilter;


// Listener for the file button
final class fileActionListener implements ActionListener {

    static public final int JEN = 0;
    static public final int ANM = 1;
    public int typeint;
    private String type;
    
    String selected; // file that the user selects
    repaintLabel label; // the gui label that says which file was selected
    AppletPuzzle j ;
    
    public fileActionListener (repaintLabel l, int t,AppletPuzzle jj) {
        label = l;
        j=jj;
        typeint = t;
        if (t == JEN)
            type = "jpg";
        else
            type = "gif";
    }

      
    public void actionPerformed(ActionEvent e) {
        Frame temp = new Frame("File Name");
        FileDialog fd = new FileDialog(temp);

        
         // Set the filedialog to only accept .jen files- BUG! This does not work on Unix
        FilenameFilter file_filter;
        if (typeint == JEN)
            file_filter = new jenFilter();
        else
            file_filter = new anmFilter();
        
        fd.setFilenameFilter(file_filter);
      
        String url = null;
    
        String url_string = j.getDocumentBase().toString();
        int last = url_string.lastIndexOf('/');
         
        // so it works with appletviewer or as an application

        url = new String(url_string.substring(5, last + 1) +type +"/");
        fd.setDirectory(url);
        
        // Show the file dialog box
        fd.setVisible(true);
        String name = fd.getFile();
        
        if (name != null) {
            if (name.endsWith("." +type)) {
                
                String dir = fd.getDirectory();
                selected = dir.concat(name);
               
                  
                  
                   for(int i=0;i<AppletPuzzle.e;i++){
                	   AppletPuzzle.selected = selected;
                	   Puzzle2D.cria=true; AppletPuzzle.puzzle[i].cria = true;
                	   AppletPuzzle.puzzle[i].repaint();
                   }
                   System.out.println("file loaded");
            }else {
                System.out.println("error- you must select an image file");
                for(int i=0;i<AppletPuzzle.e;i++){
                	AppletPuzzle.TodasImg[i][0].setSelected(true);
                	AppletPuzzle.TodasImg[i][AppletPuzzle.TodasImg[0].length-1].setSelected(false);
                }
                Puzzle2D.inicioApplet	= true; Puzzle2D.cria=true; AppletPuzzle.puzzle[0].repaint();
				Puzzle2D.inicioApplet	= true;AppletPuzzle.puzzle[1].repaint();
            }
        }
    }
    
    final public class jenFilter implements FilenameFilter {
        
        public jenFilter() {}      
        
         public boolean accept( File dir, String name ) {
             
             if (name.endsWith(".jpeg")) {         
                 System.out.println("accepting");
                 return true;
             }
             System.out.println("rejecting");
             return false;
         }
    }

    final public class anmFilter implements FilenameFilter {
        
        public anmFilter() {}      
        
         public boolean accept( File dir, String name ) {
             
             if (name.endsWith(".gif")) {         
                 System.out.println("accepting");
                 return true;
             }
             System.out.println("rejecting");
             return false;
         }
    }
    
}