private void doPasteWithImportsOperation() {
ITextEditor editor = getTextEditor();
IJavaElement inputElement = JavaUI.getEditorInputTypeRoot(editor.getEditorInput());
Clipboard clipboard = new Clipboard(getDisplay());
try {
ClipboardData importsData = (ClipboardData) clipboard.getContents(fgTransferInstance);
if (importsData != null
&& inputElement instanceof ICompilationUnit
&& !importsData.isFromSame(inputElement)) {
// combine operation and adding of imports
IRewriteTarget target = (IRewriteTarget) editor.getAdapter(IRewriteTarget.class);
if (target != null) {
target.beginCompoundChange();
}
try {
fOperationTarget.doOperation(fOperationCode);
addImports((ICompilationUnit) inputElement, importsData);
} catch (CoreException e) {
JavaPlugin.log(e);
} finally {
if (target != null) {
target.endCompoundChange();
}
}
} else {
fOperationTarget.doOperation(fOperationCode);
}
} finally {
clipboard.dispose();
}
}
/**
* Implementation of the <code>IUpdate</code> prototype method discovers the operation through the
* current editor's <code>ITextOperationTarget</code> adapter, and sets the enabled state
* accordingly.
*/
public void update() {
boolean isEnabled =
(fOperationTarget != null
&& fOperationTarget.canDoOperation(ITextOperationTarget.PREFIX)
&& fOperationTarget.canDoOperation(ITextOperationTarget.STRIP_PREFIX));
setEnabled(isEnabled);
}
@Override
public void runWithEvent(Event event) {
if (mCanFix) {
ITextOperationTarget operation =
(ITextOperationTarget) mTextEditor.getAdapter(ITextOperationTarget.class);
final int opCode = ISourceViewer.QUICK_ASSIST;
if (operation != null && operation.canDoOperation(opCode)) {
mTextEditor.selectAndReveal(mPosition.getOffset(), mPosition.getLength());
operation.doOperation(opCode);
}
return;
}
super.run();
}
/**
* Implementation of the <code>IUpdate</code> prototype method discovers the operation through the
* current editor's <code>ITextOperationTarget</code> adapter, and sets the enabled state
* accordingly.
*/
public void update() {
super.update();
if (!canModifyEditor()) {
setEnabled(false);
return;
}
ITextEditor editor = getTextEditor();
if (fOperationTarget == null && editor != null)
fOperationTarget = (ITextOperationTarget) editor.getAdapter(ITextOperationTarget.class);
boolean isEnabled =
(fOperationTarget != null
&& fOperationTarget.canDoOperation(ITextOperationTarget.PREFIX)
&& fOperationTarget.canDoOperation(ITextOperationTarget.STRIP_PREFIX));
setEnabled(isEnabled);
}
/**
* Implementation of the <code>IAction</code> prototype. Checks if the selected lines are all
* commented or not and uncomments/comments them respectively.
*/
public void run() {
if (fOperationTarget == null || fDocumentPartitioning == null || fPrefixesMap == null) return;
ITextEditor editor = getTextEditor();
if (editor == null) return;
if (!validateEditorInputState()) return;
final int operationCode;
if (isSelectionCommented(editor.getSelectionProvider().getSelection()))
operationCode = ITextOperationTarget.STRIP_PREFIX;
else operationCode = ITextOperationTarget.PREFIX;
Shell shell = editor.getSite().getShell();
if (!fOperationTarget.canDoOperation(operationCode)) {
if (shell != null)
// MessageDialog.openError(shell,
// JavaEditorMessages.getString("ToggleComment.error.title"),
// JavaEditorMessages.getString("ToggleComment.error.message"));
// //$NON-NLS-1$ //$NON-NLS-2$
return;
}
Display display = null;
if (shell != null && !shell.isDisposed()) display = shell.getDisplay();
BusyIndicator.showWhile(
display,
new Runnable() {
public void run() {
fOperationTarget.doOperation(operationCode);
}
});
}
/**
* Implementation of the <code>IAction</code> prototype. Checks if the selected lines are all
* commented or not and uncomments/comments them respectively.
*/
@Override
public void run() {
if (fOperationTarget == null || fDocumentPartitioning == null || fPrefixesMap == null) return;
final int operationCode;
if (isSelectionCommented(fViewer.getSelectionProvider().getSelection()))
operationCode = ITextOperationTarget.STRIP_PREFIX;
else operationCode = ITextOperationTarget.PREFIX;
Shell shell = fViewer.getTextWidget().getShell();
if (!fOperationTarget.canDoOperation(operationCode)) {
if (shell != null)
MessageDialog.openError(
shell,
"An error occured",
"ToggleComment_error_message=An error occurred while toggling comments."); //$NON-NLS-1$//$NON-NLS-2$
return;
}
Display display = null;
if (shell != null && !shell.isDisposed()) display = shell.getDisplay();
BusyIndicator.showWhile(
display,
new Runnable() {
public void run() {
fOperationTarget.doOperation(operationCode);
}
});
}
/*
* @see org.eclipse.jface.action.IAction#runWithEvent(org.eclipse.swt.widgets.Event)
* @since 3.2
*/
public void runWithEvent(Event event) {
if (fAnnotation instanceof OverrideIndicatorManager.OverrideIndicator) {
((OverrideIndicatorManager.OverrideIndicator) fAnnotation).open();
return;
}
if (fHasCorrection) {
ITextOperationTarget operation =
(ITextOperationTarget) fTextEditor.getAdapter(ITextOperationTarget.class);
final int opCode = ISourceViewer.QUICK_ASSIST;
if (operation != null && operation.canDoOperation(opCode)) {
fTextEditor.selectAndReveal(fPosition.getOffset(), fPosition.getLength());
operation.doOperation(opCode);
}
return;
}
super.run();
}
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();
}
}
}
protected final void internalDoOperation() {
if (PreferenceConstants.getPreferenceStore()
.getBoolean(PreferenceConstants.EDITOR_IMPORTS_ON_PASTE)
&& isSmartInsertMode()) {
if (fOperationCode == ITextOperationTarget.PASTE) {
doPasteWithImportsOperation();
} else {
doCutCopyWithImportsOperation();
}
} else {
fOperationTarget.doOperation(fOperationCode);
}
}
/**
* Updates the enabled state of the action. Fires a property change if the enabled state
* changes.
*
* @see Action#firePropertyChange(String, Object, Object)
*/
public void update() {
// XXX: workaround for https://bugs.eclipse.org/bugs/show_bug.cgi?id=206111
if (fOperationCode == ITextOperationTarget.REDO) return;
boolean wasEnabled = isEnabled();
boolean isEnabled =
(fOperationTarget != null && fOperationTarget.canDoOperation(fOperationCode));
setEnabled(isEnabled);
if (wasEnabled != isEnabled)
firePropertyChange(
ENABLED,
wasEnabled ? Boolean.TRUE : Boolean.FALSE,
isEnabled ? Boolean.TRUE : Boolean.FALSE);
}
/* (non-Javadoc)
* @see org.eclipse.ui.texteditor.IUpdate#update()
*/
@Override
public void update() {
super.update();
if (!isReadOnlyOperation() && !canModifyEditor()) {
setEnabled(false);
return;
}
ITextEditor editor = getTextEditor();
if (fOperationTarget == null && editor != null && fOperationCode != -1)
fOperationTarget = (ITextOperationTarget) editor.getAdapter(ITextOperationTarget.class);
boolean isEnabled =
(fOperationTarget != null && fOperationTarget.canDoOperation(fOperationCode));
setEnabled(isEnabled);
}
@Override
public void run() {
ITextOperationTarget textOperationTarget = this.getTextOperationTarget();
textOperationTarget.doOperation(ISourceViewer.FORMAT);
}
/** @see Action#run() */
@Override
public void run() {
if (fOperationCode != -1 && fOperationTarget != null)
fOperationTarget.doOperation(fOperationCode);
}
/** @see org.eclipse.jface.action.Action#run() */
public void run() {
target.doOperation(ITextOperationTarget.SELECT_ALL);
}