java操作系统剪贴板内容数据

WBOY

Lepaskan： 2016-07-25 09:08:14

asal

985 orang telah melayarinya

客户有各种稀奇的需求，现要求在使用平台过程中复制过的内容保存并展示供使用人员参考

package cn.net.ssd.common.format;
import java.awt.Image;
import java.awt.Toolkit;
import java.awt.datatransfer.Clipboard;
import java.awt.datatransfer.DataFlavor;
import java.awt.datatransfer.StringSelection;
import java.awt.datatransfer.Transferable;
import java.awt.datatransfer.UnsupportedFlavorException;
import java.io.IOException;
public class ClipboradOperate {
/**@Description:
* @author zhk
* @createtime 2012-7-12 上午11:33:06
* @param args
*/
public static void main(String[] args) {
Clipboard clip = Toolkit.getDefaultToolkit().getSystemClipboard();//获取系统剪贴板
try {
ImageViewer im=new ImageViewer(getImageFromClipboard());
}catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
/**
* 从指定的剪切板中获取文本内容
* 本地剪切板使用 Clipborad cp = new Clipboard("clip1"); 来构造
* 系统剪切板使用 Clipboard sysc = Toolkit.getDefaultToolkit().getSystemClipboard();
* 剪切板的内容 getContents(null); 返回Transferable
*/
protected static String getClipboardText() throws Exception{
Clipboard clip = Toolkit.getDefaultToolkit().getSystemClipboard();//获取系统剪贴板
// 获取剪切板中的内容
Transferable clipT = clip.getContents(null);
if (clipT != null) {
// 检查内容是否是文本类型
if (clipT.isDataFlavorSupported(DataFlavor.stringFlavor))
return (String)clipT.getTransferData(DataFlavor.stringFlavor);
}
return null;
}
//往剪切板写文本数据
protected static void setClipboardText(Clipboard clip, String writeMe) {
Transferable tText = new StringSelection(writeMe);
clip.setContents(tText, null);
}
// 从剪切板读取图像
public static Image getImageFromClipboard() throws Exception{
Clipboard sysc = Toolkit.getDefaultToolkit().getSystemClipboard();
Transferable cc = sysc.getContents(null);
if (cc == null)
return null;
else if(cc.isDataFlavorSupported(DataFlavor.imageFlavor))
return (Image)cc.getTransferData(DataFlavor.imageFlavor);
return null;
}
// 写图像到剪切板
protected static void setClipboardImage2(final Image image) {
Transferable trans = new Transferable(){
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);
}
}