seeimage.java

图像管理 对图片进行预览的功能（参考ACDSee界面）。要求在界面中显示一个本地计算机中的文件夹的树形结构

                                    .add(jButton5, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                                    .add(jTextField1))
                                .add(56, 56, 56)
                                .add(jButton6))))
                    .add(layout.createSequentialGroup()
                        .add(39, 39, 39)
                        .add(jLabel1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 1237, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)))
                .addContainerGap())
        );

        layout.linkSize(new java.awt.Component[] {jButton1, jButton2, jButton3, jButton4, jButton7}, org.jdesktop.layout.GroupLayout.HORIZONTAL);

        layout.setVerticalGroup(
            layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
            .add(layout.createSequentialGroup()
                .addContainerGap()
                .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
                    .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)
                        .add(jButton7, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                        .add(jButton5)
                        .add(jButton6))
                    .add(layout.createSequentialGroup()
                        .add(jTextField1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                        .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                        .add(jLabel2)
                        .add(59, 59, 59))
                    .add(layout.createSequentialGroup()
                        .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)
                            .add(jButton1, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 75, Short.MAX_VALUE)
                            .add(jButton2, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 75, Short.MAX_VALUE)
                            .add(jButton3, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 75, Short.MAX_VALUE)
                            .add(jButton4, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 75, Short.MAX_VALUE))
                        .add(28, 28, 28)))
                .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
                    .add(layout.createSequentialGroup()
                        .add(1017, 1017, 1017)
                        .add(jToolBar1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))
                    .add(layout.createSequentialGroup()
                        .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                        .add(jToolBar2, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                        .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                        .add(jLabel1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 676, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)))
                .addContainerGap())
        );

        pack();
    }// </editor-fold>//GEN-END:initComponents

    private void jButton4ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton4ActionPerformed
// TODO add your handling code here:
        nextpicture();
    }//GEN-LAST:event_jButton4ActionPerformed

    private void jButton3ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton3ActionPerformed
// TODO add your handling code here:
         lastpicture();
    }//GEN-LAST:event_jButton3ActionPerformed

    private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton2ActionPerformed
// TODO add your handling code here:
                  mythread df=new mythread();
                  df.start();

    }//GEN-LAST:event_jButton2ActionPerformed

    private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton1ActionPerformed
// TODO add your handling code here:
    OpenImage();
    }//GEN-LAST:event_jButton1ActionPerformed

private void jLabel1AncestorAdded(javax.swing.event.AncestorEvent evt) {//GEN-FIRST:event_jLabel1AncestorAdded
// TODO add your handling code here:
}//GEN-LAST:event_jLabel1AncestorAdded

private void jMenuItem1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenuItem1ActionPerformed
// TODO add your handling code here:
    setVisible(false);
}//GEN-LAST:event_jMenuItem1ActionPerformed

private void jButton7ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton7ActionPerformed
// TODO add your handling code here:
    this.setVisible(false);
}//GEN-LAST:event_jButton7ActionPerformed

private void jButton5ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton5ActionPerformed
// TODO add your handling code here:
    File file=new File(changdizhi); 
    if(jTextField1.getText()!="")
    { file.renameTo(new File(imagepath+"\\"+jTextField1.getText())); 
    JOptionPane.showMessageDialog(null,"命名为"+jTextField1.getText(),"命名成功",JOptionPane.INFORMATION_MESSAGE);
    }
}//GEN-LAST:event_jButton5ActionPerformed

private void jButton6ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton6ActionPerformed
// TODO add your handling code here:
    File file=new File(changdizhi);
    file.delete();
    JOptionPane.showMessageDialog(null,"删除了"+jTextField1.getText(),"删除成功",JOptionPane.INFORMATION_MESSAGE);
    
}//GEN-LAST:event_jButton6ActionPerformed
  /*    */
    private void OpenImage() {
                 
                int yn=fileChooser.showOpenDialog(this);
                 imageName=fileChooser.getSelectedFile().getName(); 
                    this.setTitle(imageName);
               if(yn==JFileChooser.APPROVE_OPTION){
                    String Imagepath=fileChooser.getCurrentDirectory()+"\\"+fileChooser.getSelectedFile().getName();
                    ImageIcon imageicon=new ImageIcon(Imagepath);
                    int k=imageicon.getIconWidth()*this.jLabel1.getSize().height;                         
                    imageicon.setImage(imageicon.getImage().getScaledInstance(k/imageicon.getIconHeight(),this.jLabel1.getSize().height,java.awt.Image.SCALE_DEFAULT));  //���
                    this.jLabel1.setIcon(imageicon);
                 }
               else
                    return;
    }

   public void showImageIcon(){
       int i=0;
         //        File imagepath=fileChooser.getCurrentDirectory();
                 File [] filearray=imagepath.listFiles();          
               
                 while(filearray[i]!=null){
                     if(accept(filearray[i].getPath())){  
                                imageName = filearray[i].getName();
                                this.setTitle(imageName);
                                ImageIcon  imageicon=new ImageIcon(filearray[i].getPath()); 
                                int k=imageicon.getIconWidth()*(jLabel1.getSize().height-12);     
                                imageicon.setImage(imageicon.getImage().getScaledInstance(k/imageicon.getIconHeight(),jLabel1.getSize().height-12,java.awt.Image.SCALE_DEFAULT));
                                jLabel1.setIcon(imageicon);
                     }
            try {

                Thread.sleep(1000);
            } catch (InterruptedException ex) {
                Logger.getLogger(SeeImage.class.getName()).log(Level.SEVERE, null, ex);
            }
         
                       i++;
             }     
                  }

    
    
     class mythread extends Thread{
          
        public void run() {
          
            showImageIcon();
            
            try {
                   sleep(300);
            } catch (InterruptedException ex) {
                ex.printStackTrace();
            }
        
        }
     }
     
     
     private boolean accept(String fileName) {
        boolean flag=false;
        if(fileName.toLowerCase().endsWith(".jpg")){
                         flag=true;
        }
        else if(fileName.toLowerCase().endsWith(".jpeg")){
                        flag=true;
        }
         else if(fileName.toLowerCase().endsWith(".gif")){
                        flag=true;
        }               
        return flag; 
    }

    private void lastpicture() {
     
                // File imagepath=fileChooser.getCurrentDirectory();
              //  File  imagepath=new File (FolderExplorer.dizhi);

                 File [] filearray=imagepath.listFiles();  
                 int n= filearray.length;
                 System.out.println(filearray.length);
                 for(int i=0;i<n;i++){
                           if(filearray[i].getName().equals(imageName)){
                              if(i==0) {
                                    break;
                              }       
                           else{ 
                              ImageIcon  imageicon=new ImageIcon(filearray[i-1].getPath()); 
                              imageName=filearray[i-1].getName();
                              this.setTitle(imageName);
                              int k=imageicon.getIconWidth()*(jLabel1.getSize().height-12);     
                              imageicon.setImage(imageicon.getImage().getScaledInstance(k/imageicon.getIconHeight(),jLabel1.getSize().height-12,java.awt.Image.SCALE_DEFAULT));
                              jLabel1.setIcon(imageicon);                    
                           
                               }
                           }
                   }
     
                
            
    }

    private void nextpicture() {
                            //  File imagepath=fileChooser.getCurrentDirectory();
                //    File   imagepath=new File (FolderExplorer.dizhi);
                              File [] filearray=imagepath.listFiles();  
                              int n= filearray.length;
               for(int i=n-1;i>=0;i--){
                           if(filearray[i].getName().equals(imageName)){
                              if(i==n-1) {
                                    break;
                              }       
                              else{ 
                                  
                              ImageIcon  imageicon=new ImageIcon(filearray[i+1].getPath()); 
                                             imageName=filearray[i+1].getName();
                                             this.setTitle(imageName);
                               int k=imageicon.getIconWidth()*(jLabel1.getSize().height-12);     
                                imageicon.setImage(imageicon.getImage().getScaledInstance(k/imageicon.getIconHeight(),jLabel1.getSize().height-12,java.awt.Image.SCALE_DEFAULT));
                                jLabel1.setIcon(imageicon);                    
                           
                              }
                           }
                   }
               }            
  
    class JPGFiliter extends FileFilter{
      boolean flag;
      public boolean accept(File file){ 
          if(file.getName().toLowerCase().endsWith(".jpg")){
              flag=true;
          }
          else if(file.isDirectory()){ flag=true; }
          else{flag=false;}
           return flag; 
      }  
      public String getDescription(){
        return "JPG �ļ�";  
      }  
    }
    class GIFFiliter extends FileFilter{
      boolean flag;
      public boolean accept(File file){ 
          if(file.getName().toLowerCase().endsWith(".gif")){
              flag=true;
          }
          else if(file.isDirectory()){ flag=true; }
          else{flag=false;}
           return flag; 
      }  
      public String getDescription(){
        return "GIF �ļ�";  
      }  
    }
    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JButton jButton1;
    private javax.swing.JButton jButton2;
    private javax.swing.JButton jButton3;
    private javax.swing.JButton jButton4;
    private javax.swing.JButton jButton5;
    private javax.swing.JButton jButton6;
    private javax.swing.JButton jButton7;
    private javax.swing.JDesktopPane jDesktopPane1;
    private javax.swing.JFrame jFrame1;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JMenu jMenu1;
    private javax.swing.JMenu jMenu10;
    private javax.swing.JMenu jMenu11;
    private javax.swing.JMenu jMenu12;
    private javax.swing.JMenu jMenu13;
    private javax.swing.JMenu jMenu2;
    private javax.swing.JMenu jMenu3;
    private javax.swing.JMenu jMenu4;
    private javax.swing.JMenu jMenu5;
    private javax.swing.JMenu jMenu6;
    private javax.swing.JMenu jMenu7;
    private javax.swing.JMenu jMenu8;
    private javax.swing.JMenu jMenu9;
    private javax.swing.JMenuBar jMenuBar1;
    private javax.swing.JMenuBar jMenuBar2;
    private javax.swing.JMenuBar jMenuBar3;
    private javax.swing.JMenuItem jMenuItem1;
    private javax.swing.JMenuItem jMenuItem2;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JToolBar.Separator jSeparator1;
    private javax.swing.JSeparator jSeparator4;
    private javax.swing.JSeparator jSeparator5;
    private javax.swing.JSeparator jSeparator6;
    private javax.swing.JSeparator jSeparator7;
    private javax.swing.JSeparator jSeparator8;
    private javax.swing.JSeparator jSeparator9;
    private javax.swing.JSplitPane jSplitPane1;
    private javax.swing.JTabbedPane jTabbedPane1;
    private javax.swing.JTextField jTextField1;
    private javax.swing.JToggleButton jToggleButton1;
    private javax.swing.JToolBar jToolBar1;
    private javax.swing.JToolBar jToolBar2;
    private javax.swing.JTree jTree1;
    private java.awt.Menu menu1;
    private java.awt.MenuBar menuBar1;
    // End of variables declaration//GEN-END:variables
    javax.swing.JFileChooser fileChooser=new javax.swing.JFileChooser();

    private File imagepath=new File (FolderExplorer.dizhi);
    
    private String[] iconFileName;

 //   private String imageName;

    private Thread t=new Thread();
}