基于Java的屏幕截图工具源代码.zip

package day001; import java.awt.*; import java.awt.datatransfer.DataFlavor; import java.awt.datatransfer.Transferable; import java.awt.datatransfer.UnsupportedFlavorException; import java.awt.event.*; import javax.swing.*; import javax.swing.border.Border; import javax.xml.ws.FaultAction; import java.io.*; import javax.imageio.*; import java.awt.image.*; public class CaptureScreen extends JFrame implements ActionListener { private JRadioButton java,system; private JButton start,cancel; private JPanel d; private BufferedImage get; private JTabbedPane jtp; private int index; public CaptureScreen() { try{ UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName()); }catch(Exception e){ e.printStackTrace(); } initWindow(); initOther(); } private void initOther(){ jtp=new JTabbedPane(JTabbedPane.TOP,JTabbedPane.SCROLL_TAB_LAYOUT); } private void initWindow(){ ImageIcon image = new ImageIcon("c://a.jpg");//c盘下的图片文件的引用 start=new JButton("开始截取"); start.setBackground(Color.yellow); cancel=new JButton("最后退出"); cancel.setBackground(Color.green); start.addActionListener(this); cancel.addActionListener(this); JPanel buttonJP=new JPanel(); d=new JPanel(new BorderLayout()); JLabel jl=new JLabel("公共展示区", JLabel.CENTER); JLabel l1=new JLabel(image,JLabel.CENTER); image=new ImageIcon(image.getImage().getScaledInstance(380, 160, Image.SCALE_DEFAULT)); l1.setIcon(image); jl.setFont(new Font("黑体",Font.BOLD,27)); jl.setForeground(Color.LIGHT_GRAY); d.add(jl,BorderLayout.SOUTH); d.add(l1,BorderLayout.CENTER); buttonJP.add(start); buttonJP.add(cancel); buttonJP.setBorder(BorderFactory.createTitledBorder("截图操作")); JPanel jp=new JPanel();//放置两个单选按钮的面板 jp.add(java=new JRadioButton("java界面")); jp.add(system=new JRadioButton("系统界面",true)); java.addActionListener(this); system.addActionListener(this); jp.setBorder(BorderFactory.createTitledBorder("界面风格")); JPanel all=new JPanel(); all.add(jp); all.add(buttonJP); JPanel newall=new JPanel(); newall.add(all, BorderLayout.NORTH); newall.setBorder(BorderFactory.createTitledBorder("工具栏")); this.setTitle("截图小工具"); this.getContentPane().add(d,BorderLayout.CENTER); this.getContentPane().add(newall,BorderLayout.NORTH); this.setSize(400,330); this.setLocationRelativeTo(null); this.setVisible(true); this.setAlwaysOnTop(true); this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); } private void updates(){ this.setVisible(true); if(get!=null){ //如果索引是0,则表示一张图片都没有被加入过, //则要清除当前的东西 if(index==0){ d.removeAll(); d.add(jtp,BorderLayout.CENTER); }else{//否则的话,直接添加面板就可以了 //就什么都不用做了 } PicPanel pic=new PicPanel(get); jtp.addTab("图片"+(++index),pic); jtp.setSelectedComponent(pic); SwingUtilities.updateComponentTreeUI(d); } } private void doStart(){ try{ this.setVisible(false); Thread.sleep(500); //睡500毫秒是为了让主窗完全不见 Robot ro=new Robot(); // （通过本地操作）控制鼠标、键盘等实际输入源（java.awt） Toolkit tk=Toolkit.getDefaultToolkit(); // AWT组件的抽象父类（java.awt） Dimension di=tk.getScreenSize(); Rectangle rec=new Rectangle(0,0,di.width,di.height); BufferedImage bi=ro.createScreenCapture(rec); JFrame jf=new JFrame(); Temp temp=new Temp(jf,bi,di.width,di.height); // 自定义的Temp类的对象 jf.getContentPane().add(temp,BorderLayout.CENTER); jf.setUndecorated(true); jf.setSize(di); jf.setVisible(true); jf.setAlwaysOnTop(true); } catch(Exception e){ e.printStackTrace(); } } /** *保存图片的方法 */ public void doSave(BufferedImage get){ try{ if(get==null){ JOptionPane.showMessageDialog(this , "图片不能为空!!", "错误", JOptionPane.ERROR_MESSAGE); return; } JFileChooser jfc=new JFileChooser("D:/"); jfc.addChoosableFileFilter(new GIFfilter()); jfc.addChoosableFileFilter(new BMPfilter()); jfc.addChoosableFileFilter(new JPGfilter()); jfc.addChoosableFileFilter(new PNGfilter()); int i=jfc.showSaveDialog(this);//显示保存路径 if(i==JFileChooser.APPROVE_OPTION){ File file=jfc.getSelectedFile(); String about="PNG"; String ext=file.toString().toLowerCase(); javax.swing.filechooser.FileFilter ff=jfc.getFileFilter(); if(ff instanceof JPGfilter){ String ns=ext+".jpg"; file=new File(ns); about="JPG"; } else if(ff instanceof PNGfilter){ String ns=ext+".png"; file=new File(ns); about="PNG"; }else if(ff instanceof BMPfilter){ String ns=ext+".bmp"; file=new File(ns); about="BMP"; }else if(ff instanceof GIFfilter){ String ns=ext+".gif"; file=new File(ns); about="GIF"; } if(ImageIO.write(get,about,file)){ JOptionPane.showMessageDialog(this,"保存成功！"); } else JOptionPane.showMessageDialog(this,"保存失败！"); } } catch(Exception exe){ exe.printStackTrace(); } } public void doCopy(final BufferedImage image){ try{ if(get==null){ JOptionPane.showMessageDialog(this ,"图片不能为空!!","错误",JOptionPane.ERROR_MESSAGE); return; } Transferable trans = new Transferable(){ // 内部类 public DataFlavor[] getTransferDataFlavors() { return new DataFlavor[] { DataFlavor.imageFlavor }; } public boolean isDataFlavorSupported(DataFlavor flavor) { return DataFlavor.imageFlavor.equals(flavor); } public Object getTransferData(DataFlavor flavor) throws UnsupportedFlavorException, IOException { if(isDataFlavorSupported(flavor)) return image; throw new UnsupportedFlavorException(flavor); } }; Toolkit.getDefaultToolkit().getSystemClipboard().setContents(trans, null); JOptionPane.showMessageDialog(this,"已复制到系统粘帖板!!"); }catch(Exception e){ e.printStackTrace(); JOptionPane.showMessageDialog(this ,"复制到系统粘帖板出错!!","错误",JOptionPane.ERROR_MESSAGE); } } private void doClose