将RCP中的文字copy到操作系统剪贴板

在RCP Password Gate中，用户可以复制节点的密码，此功能将密码复制到操作系统的剪贴板中，方便用户粘贴到别的需要添入密码的控件中。

实现这个功能是用了一个Action，在Action中复制信息到系统剪切板中。

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ClipboardCopyAction.java

01publicabstractclassClipboardCopyActionextendsSelectionProviderAction{
02
03publicClipboardCopyAction(ISelectionProviderprovider){
04super(provider,null);
05setImageDescriptor(ImageShop.getDescriptor("copy"));
06}
07
08publicvoidselectionChanged(IStructuredSelectionselection){
09booleanenable=false;
10if(selection.size()==1){
11Objecto=selection.getFirstElement();
12if(oinstanceofRecord){
13enable=true;
14}
15}
16setEnabled(enable);
17}
18
19publicvoidrun(){
20Clipboardcb=newClipboard(Display.getCurrent());
21try{
22StringtextData=getTextData();
23TextTransfertextTransfer=TextTransfer.getInstance();
24cb.setContents(newObject[]{textData},
25newTransfer[]{textTransfer});
26}catch(IOExceptionex){
27PwdgatePlugin.log("copytoclipboard",ex);
28}
29}
30
31publicabstractStringgetTextData()throwsIOException;
32
33}

<!-- = END of automatically generated HTML code = --><!-- ======================================================== -->Row 22,取到要复制的文字信息，R23-25,将文字复制到系统剪切板中。复制的内容有此类的子类提供。