01.JFileChooser fc=new JFileChooser();
02. int value = fc.showOpenDialog(this);
03. fc.setAcceptAllFileFilterUsed(false);
04. if(value==JFileChooser.APPROVE_OPTION){
05. File filepic=fc.getSelectedFile();
06.
07. fileselect=filepic;
08. String ext=getExtension(filepic);
09. if(ext!=null){
10. if(ext.equals("gif")||ext.equals("jpg")||
11. ext.equals("png")||ext.equals("jpeg")){
12. pic.setText(filepic.getName());
13. BufferedImage img = null;
14. try{
15. img = ImageIO.read((filepic));
16. }catch (IOException e ){
17. e.printStackTrace();
18. }
19. BufferedImage dimg = img.getScaledInstance(200,200);
20. lblpic.setIcon(dimg);
21. }else{
22. JOptionPane.showMessageDialog(null,"กรุณาเลือกไฟล์ gif,jpg,png,jpeg เท่านั้น");
23. return;
24. }
25. }else{
26. JOptionPane.showMessageDialog(null,"กรุณาเลือกไฟล์ใหม่");
27. return;
28. }
29.
30. }else{
31. System.out.println("On Open JFileChooser");
32.
33. }
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