private void doCutCopyWithImportsOperation() {
ITextEditor editor = getTextEditor();
ITypeRoot inputElement = JavaUI.getEditorInputTypeRoot(editor.getEditorInput());
ISelection selection = editor.getSelectionProvider().getSelection();
Object clipboardData = null;
if (inputElement != null && selection instanceof ITextSelection && !selection.isEmpty()) {
ITextSelection textSelection = (ITextSelection) selection;
if (isNonTrivialSelection(textSelection)) {
clipboardData =
getClipboardData(inputElement, textSelection.getOffset(), textSelection.getLength());
}
}
fOperationTarget.doOperation(fOperationCode);
if (clipboardData != null) {
/*
* We currently make assumptions about what the styled text widget sets,
* see https://bugs.eclipse.org/bugs/show_bug.cgi?id=61876
*/
Clipboard clipboard = new Clipboard(getDisplay());
try {
Object textData = clipboard.getContents(TextTransfer.getInstance());
/*
* Don't add if we didn't get any text data from the clipboard, see:
* - https://bugs.eclipse.org/bugs/show_bug.cgi?id=70077
* - https://bugs.eclipse.org/bugs/show_bug.cgi?id=200743
*/
if (textData == null) return;
ArrayList<Object> datas = new ArrayList<Object>(3);
ArrayList<ByteArrayTransfer> transfers = new ArrayList<ByteArrayTransfer>(3);
datas.add(textData);
transfers.add(TextTransfer.getInstance());
Object rtfData = clipboard.getContents(RTFTransfer.getInstance());
if (rtfData != null) {
datas.add(rtfData);
transfers.add(RTFTransfer.getInstance());
}
datas.add(clipboardData);
transfers.add(fgTransferInstance);
Transfer[] dataTypes = transfers.toArray(new Transfer[transfers.size()]);
Object[] data = datas.toArray();
setClipboardContents(clipboard, data, dataTypes);
} finally {
clipboard.dispose();
}
}
}
public boolean canPaste(Clipboard clipboard) {
TransferData[] types = clipboard.getAvailableTypes();
Transfer[] transfers = new Transfer[] {TextTransfer.getInstance(), RTFTransfer.getInstance()};
for (int i = 0; i < types.length; i++) {
for (int j = 0; j < transfers.length; j++) {
if (transfers[j].isSupportedType(types[i])) return true;
}
}
return false;
}