1 package com.mango.online.util;
 2
 3 import java.awt.Toolkit;  4 import java.awt.datatransfer.Clipboard;  5 import java.awt.datatransfer.DataFlavor;  6 import java.awt.datatransfer.StringSelection;  7 import java.awt.datatransfer.Transferable;  8 import java.awt.datatransfer.UnsupportedFlavorException;  9 import java.io.IOException; 10 11 import com.itextpdf.text.Image; 12 13 /** 14  * ClassName:SysClipboardUtil <br/> 15  * Function: 复制到粘贴板 工具类 <br/> 16  * Date: 2016年4月11日 上午9:22:16 <br/> 17  * @author idiotzhang 18  * @version 1.0 19  * @see 20 */ 21 public class SysClipboardUtil { 22 /** 23  * 从剪切板获得文字。 24 */ 25 public static String getSysClipboardText() { 26 String ret = ""; 27 Clipboard sysClip = Toolkit.getDefaultToolkit().getSystemClipboard(); 28 // 获取剪切板中的内容 29 Transferable clipTf = sysClip.getContents(null); 30 31 if (clipTf != null) { 32 // 检查内容是否是文本类型 33 if (clipTf.isDataFlavorSupported(DataFlavor.stringFlavor)) { 34 try { 35 ret = (String) clipTf 36  .getTransferData(DataFlavor.stringFlavor); 37 } catch (Exception e) { 38  e.printStackTrace(); 39  } 40  } 41  } 42 43 return ret; 44  } 45 46 /** 47  * 将字符串复制到剪切板。 48 */ 49 public static void setSysClipboardText(String writeMe) { 50 Clipboard clip = Toolkit.getDefaultToolkit().getSystemClipboard(); 51 Transferable tText = new StringSelection(writeMe); 52 clip.setContents(tText, null); 53  } 54 55 /** 56  * 从剪切板获得图片。 57 */ 58 public static Image getImageFromClipboard() throws Exception { 59 Clipboard sysc = Toolkit.getDefaultToolkit().getSystemClipboard(); 60 Transferable cc = sysc.getContents(null); 61 if (cc == null) 62 return null; 63 else if (cc.isDataFlavorSupported(DataFlavor.imageFlavor)) 64 return (Image) cc.getTransferData(DataFlavor.imageFlavor); 65 return null; 66  } 67 68 /** 69  * 复制图片到剪切板。 70 */ 71 public static void setClipboardImage(final Image image) { 72 Transferable trans = new Transferable() { 73 public DataFlavor[] getTransferDataFlavors() { 74 return new DataFlavor[] { DataFlavor.imageFlavor }; 75  } 76 77 public boolean isDataFlavorSupported(DataFlavor flavor) { 78 return DataFlavor.imageFlavor.equals(flavor); 79 } 80 81 public Object getTransferData(DataFlavor flavor) 82 throws UnsupportedFlavorException, IOException { 83 if (isDataFlavorSupported(flavor)) 84 return image; 85 throw new UnsupportedFlavorException(flavor); 86 } 87 88 }; 89 Toolkit.getDefaultToolkit().getSystemClipboard().setContents(trans, 90 null); 91 } 92 }