public static void deleteToTargetPosition(@NotNull Editor editor, @NotNull LogicalPosition pos) {
LogicalPosition logicalPosition = editor.getCaretModel().getLogicalPosition();
if (logicalPosition.line != pos.line) {
LOGGER.error(
"Unexpected caret position: " + logicalPosition + ", target indent position: " + pos);
return;
}
if (pos.column < logicalPosition.column) {
int targetOffset = editor.logicalPositionToOffset(pos);
int offset = editor.getCaretModel().getOffset();
editor.getSelectionModel().setSelection(targetOffset, offset);
EditorModificationUtil.deleteSelectedText(editor);
} else if (pos.column > logicalPosition.column) {
EditorModificationUtil.insertStringAtCaret(
editor, StringUtil.repeatSymbol(' ', pos.column - logicalPosition.column));
}
}
@Override
public TextRange surroundStatements(
Project project, Editor editor, PsiElement container, PsiElement[] statements)
throws IncorrectOperationException {
PsiManager manager = PsiManager.getInstance(project);
PsiElementFactory factory = JavaPsiFacade.getInstance(manager.getProject()).getElementFactory();
CodeStyleManager codeStyleManager = CodeStyleManager.getInstance(project);
statements = SurroundWithUtil.moveDeclarationsOut(container, statements, false);
if (statements.length == 0) {
return null;
}
@NonNls String text = "try{\n}finally{\n\n}";
PsiTryStatement tryStatement = (PsiTryStatement) factory.createStatementFromText(text, null);
tryStatement = (PsiTryStatement) codeStyleManager.reformat(tryStatement);
tryStatement =
(PsiTryStatement) container.addAfter(tryStatement, statements[statements.length - 1]);
PsiCodeBlock tryBlock = tryStatement.getTryBlock();
if (tryBlock == null) {
return null;
}
SurroundWithUtil.indentCommentIfNecessary(tryBlock, statements);
tryBlock.addRange(statements[0], statements[statements.length - 1]);
container.deleteChildRange(statements[0], statements[statements.length - 1]);
PsiCodeBlock finallyBlock = tryStatement.getFinallyBlock();
if (finallyBlock == null) {
return null;
}
int offset = finallyBlock.getTextRange().getStartOffset() + 2;
editor.getCaretModel().moveToOffset(offset);
final Document document = editor.getDocument();
PsiDocumentManager.getInstance(project).doPostponedOperationsAndUnblockDocument(document);
editor.getSelectionModel().removeSelection();
final PsiStatement firstTryStmt = tryBlock.getStatements()[0];
final int indent =
firstTryStmt.getTextOffset()
- document.getLineStartOffset(document.getLineNumber(firstTryStmt.getTextOffset()));
EditorModificationUtil.insertStringAtCaret(editor, StringUtil.repeat(" ", indent), false, true);
return new TextRange(editor.getCaretModel().getOffset(), editor.getCaretModel().getOffset());
}
private void startTemplate(
final Editor editor,
final String selectionString,
final Template template,
boolean inSeparateCommand,
TemplateEditingListener listener,
final PairProcessor<String, String> processor,
final Map<String, String> predefinedVarValues) {
final TemplateState templateState = initTemplateState(editor);
//noinspection unchecked
templateState.getProperties().put(ExpressionContext.SELECTION, selectionString);
if (listener != null) {
templateState.addTemplateStateListener(listener);
}
Runnable r =
() -> {
if (selectionString != null) {
ApplicationManager.getApplication()
.runWriteAction(() -> EditorModificationUtil.deleteSelectedText(editor));
} else {
editor.getSelectionModel().removeSelection();
}
templateState.start((TemplateImpl) template, processor, predefinedVarValues);
};
if (inSeparateCommand) {
CommandProcessor.getInstance()
.executeCommand(
myProject, r, CodeInsightBundle.message("insert.code.template.command"), null);
} else {
r.run();
}
if (shouldSkipInTests()) {
if (!templateState.isFinished()) templateState.gotoEnd(false);
}
}
@Override
public void execute(
@NotNull final Editor editor, char charTyped, @NotNull DataContext dataContext) {
if (editor.isViewer()) return;
Document doc = editor.getDocument();
Project project = CommonDataKeys.PROJECT.getData(dataContext);
if (!FileDocumentManager.getInstance().requestWriting(doc, project)) {
return;
}
doc.startGuardedBlockChecking();
try {
final String str = String.valueOf(charTyped);
CommandProcessor.getInstance()
.setCurrentCommandName(EditorBundle.message("typing.in.editor.command.name"));
EditorModificationUtil.typeInStringAtCaretHonorMultipleCarets(editor, str, true);
} catch (ReadOnlyFragmentModificationException e) {
EditorActionManager.getInstance().getReadonlyFragmentModificationHandler(doc).handle(e);
} finally {
doc.stopGuardedBlockChecking();
}
}
private void executeWriteActionInner(Editor editor, DataContext dataContext, Project project) {
CodeInsightSettings settings = CodeInsightSettings.getInstance();
if (project == null) {
myOriginalHandler.execute(editor, dataContext);
return;
}
final Document document = editor.getDocument();
final PsiFile file = PsiUtilBase.getPsiFileInEditor(editor, project);
if (file == null) {
myOriginalHandler.execute(editor, dataContext);
return;
}
CommandProcessor.getInstance()
.setCurrentCommandName(CodeInsightBundle.message("command.name.typing"));
EditorModificationUtil.deleteSelectedText(editor);
int caretOffset = editor.getCaretModel().getOffset();
CharSequence text = document.getCharsSequence();
int length = document.getTextLength();
if (caretOffset < length && text.charAt(caretOffset) != '\n') {
int offset1 = CharArrayUtil.shiftBackward(text, caretOffset, " \t");
if (offset1 < 0 || text.charAt(offset1) == '\n') {
int offset2 = CharArrayUtil.shiftForward(text, offset1 + 1, " \t");
boolean isEmptyLine = offset2 >= length || text.charAt(offset2) == '\n';
if (!isEmptyLine) { // we are in leading spaces of a non-empty line
myOriginalHandler.execute(editor, dataContext);
return;
}
}
}
final PsiDocumentManager documentManager = PsiDocumentManager.getInstance(project);
documentManager.commitDocument(document);
boolean forceIndent = false;
boolean forceSkipIndent = false;
Ref<Integer> caretOffsetRef = new Ref<Integer>(caretOffset);
Ref<Integer> caretAdvanceRef = new Ref<Integer>(0);
final EnterHandlerDelegate[] delegates = Extensions.getExtensions(EnterHandlerDelegate.EP_NAME);
for (EnterHandlerDelegate delegate : delegates) {
EnterHandlerDelegate.Result result =
delegate.preprocessEnter(
file, editor, caretOffsetRef, caretAdvanceRef, dataContext, myOriginalHandler);
if (caretOffsetRef.get() > document.getTextLength()) {
throw new AssertionError("Wrong caret offset change by " + delegate);
}
if (result == EnterHandlerDelegate.Result.Stop) {
return;
}
if (result != EnterHandlerDelegate.Result.Continue) {
if (result == EnterHandlerDelegate.Result.DefaultForceIndent) {
forceIndent = true;
} else if (result == EnterHandlerDelegate.Result.DefaultSkipIndent) {
forceSkipIndent = true;
}
break;
}
}
text = document.getCharsSequence(); // update after changes done in preprocessEnter()
caretOffset = caretOffsetRef.get().intValue();
boolean isFirstColumn = caretOffset == 0 || text.charAt(caretOffset - 1) == '\n';
final boolean insertSpace =
!isFirstColumn
&& !(caretOffset >= text.length()
|| text.charAt(caretOffset) == ' '
|| text.charAt(caretOffset) == '\t');
editor.getCaretModel().moveToOffset(caretOffset);
myOriginalHandler.execute(editor, dataContext);
if (!editor.isInsertMode() || forceSkipIndent) {
return;
}
if (settings.SMART_INDENT_ON_ENTER || forceIndent) {
caretOffset += 1;
caretOffset =
CharArrayUtil.shiftForward(editor.getDocument().getCharsSequence(), caretOffset, " \t");
} else {
caretOffset = editor.getCaretModel().getOffset();
}
documentManager.commitAllDocuments();
final DoEnterAction action =
new DoEnterAction(
file,
editor,
document,
dataContext,
caretOffset,
!insertSpace,
caretAdvanceRef.get(),
project);
action.setForceIndent(forceIndent);
action.run();
documentManager.commitDocument(document);
for (EnterHandlerDelegate delegate : delegates) {
if (delegate.postProcessEnter(file, editor, dataContext)
== EnterHandlerDelegate.Result.Stop) {
break;
}
}
documentManager.commitDocument(document);
}
public void moveCaretRelatively(
int columnShift,
int lineShift,
boolean withSelection,
boolean blockSelection,
boolean scrollToCaret) {
assertIsDispatchThread();
SelectionModel selectionModel = myEditor.getSelectionModel();
int selectionStart = selectionModel.getLeadSelectionOffset();
LogicalPosition blockSelectionStart =
selectionModel.hasBlockSelection() ? selectionModel.getBlockStart() : getLogicalPosition();
EditorSettings editorSettings = myEditor.getSettings();
VisualPosition visualCaret = getVisualPosition();
int desiredX = myDesiredX;
if (columnShift == 0) {
if (myDesiredX < 0) {
desiredX = myEditor.visualPositionToXY(visualCaret).x;
}
} else {
myDesiredX = desiredX = -1;
}
int newLineNumber = visualCaret.line + lineShift;
int newColumnNumber = visualCaret.column + columnShift;
if (desiredX >= 0 && !ApplicationManager.getApplication().isUnitTestMode()) {
newColumnNumber =
myEditor.xyToVisualPosition(
new Point(desiredX, Math.max(0, newLineNumber) * myEditor.getLineHeight()))
.column;
}
Document document = myEditor.getDocument();
if (!editorSettings.isVirtualSpace()
&& columnShift == 0
&& getLogicalPosition().softWrapLinesOnCurrentLogicalLine <= 0) {
newColumnNumber = myEditor.getLastColumnNumber();
} else if (!editorSettings.isVirtualSpace() && lineShift == 0 && columnShift == 1) {
int lastLine = document.getLineCount() - 1;
if (lastLine < 0) lastLine = 0;
if (EditorModificationUtil.calcAfterLineEnd(myEditor) >= 0
&& newLineNumber
< myEditor.logicalToVisualPosition(new LogicalPosition(lastLine, 0)).line) {
newColumnNumber = 0;
newLineNumber++;
}
} else if (!editorSettings.isVirtualSpace() && lineShift == 0 && columnShift == -1) {
if (newColumnNumber < 0 && newLineNumber > 0) {
newLineNumber--;
newColumnNumber = EditorUtil.getLastVisualLineColumnNumber(myEditor, newLineNumber);
}
}
if (newColumnNumber < 0) newColumnNumber = 0;
// There is a possible case that caret is located at the first line and user presses 'Shift+Up'.
// We want to select all text
// from the document start to the current caret position then. So, we have a dedicated flag for
// tracking that.
boolean selectToDocumentStart = false;
if (newLineNumber < 0) {
selectToDocumentStart = true;
newLineNumber = 0;
// We want to move caret to the first column if it's already located at the first line and
// 'Up' is pressed.
newColumnNumber = 0;
desiredX = -1;
}
VisualPosition pos = new VisualPosition(newLineNumber, newColumnNumber);
int lastColumnNumber = newColumnNumber;
if (!editorSettings.isCaretInsideTabs() && !myEditor.getSoftWrapModel().isInsideSoftWrap(pos)) {
LogicalPosition log =
myEditor.visualToLogicalPosition(new VisualPosition(newLineNumber, newColumnNumber));
int offset = myEditor.logicalPositionToOffset(log);
if (offset >= document.getTextLength()) {
int lastOffsetColumn = myEditor.offsetToVisualPosition(document.getTextLength()).column;
// We want to move caret to the last column if if it's located at the last line and 'Down'
// is pressed.
newColumnNumber = lastColumnNumber = Math.max(lastOffsetColumn, newColumnNumber);
desiredX = -1;
}
CharSequence text = document.getCharsSequence();
if (offset >= 0 && offset < document.getTextLength()) {
if (text.charAt(offset) == '\t' && (columnShift <= 0 || offset == myOffset)) {
if (columnShift <= 0) {
newColumnNumber = myEditor.offsetToVisualPosition(offset).column;
} else {
SoftWrap softWrap = myEditor.getSoftWrapModel().getSoftWrap(offset + 1);
// There is a possible case that tabulation symbol is the last document symbol
// represented on a visual line before
// soft wrap. We can't just use column from 'offset + 1' because it would point on a
// next visual line.
if (softWrap == null) {
newColumnNumber = myEditor.offsetToVisualPosition(offset + 1).column;
} else {
newColumnNumber = EditorUtil.getLastVisualLineColumnNumber(myEditor, newLineNumber);
}
}
}
}
}
pos = new VisualPosition(newLineNumber, newColumnNumber);
if (columnShift != 0 && lineShift == 0 && myEditor.getSoftWrapModel().isInsideSoftWrap(pos)) {
LogicalPosition logical = myEditor.visualToLogicalPosition(pos);
int softWrapOffset = myEditor.logicalPositionToOffset(logical);
if (columnShift >= 0) {
moveToOffset(softWrapOffset);
} else {
int line = myEditor.offsetToVisualLine(softWrapOffset - 1);
moveToVisualPosition(
new VisualPosition(line, EditorUtil.getLastVisualLineColumnNumber(myEditor, line)));
}
} else {
moveToVisualPosition(pos);
if (!editorSettings.isVirtualSpace() && columnShift == 0) {
myEditor.setLastColumnNumber(lastColumnNumber);
}
}
if (withSelection) {
if (blockSelection) {
selectionModel.setBlockSelection(blockSelectionStart, getLogicalPosition());
} else {
if (selectToDocumentStart) {
selectionModel.setSelection(selectionStart, 0);
} else if (pos.line >= myEditor.getVisibleLineCount()) {
if (selectionStart < document.getTextLength()) {
selectionModel.setSelection(selectionStart, document.getTextLength());
}
} else {
selectionModel.setSelection(selectionStart, getVisualPosition(), getOffset());
}
}
} else {
selectionModel.removeSelection();
}
if (scrollToCaret) {
myEditor.getScrollingModel().scrollToCaret(ScrollType.RELATIVE);
}
if (desiredX >= 0) {
myDesiredX = desiredX;
}
EditorActionUtil.selectNonexpandableFold(myEditor);
}
@Override
public void run() {
CaretModel caretModel = myEditor.getCaretModel();
try {
final CharSequence chars = myDocument.getCharsSequence();
int i = CharArrayUtil.shiftBackwardUntil(chars, myOffset - 1, LINE_SEPARATOR) - 1;
i = CharArrayUtil.shiftBackwardUntil(chars, i, LINE_SEPARATOR) + 1;
if (i < 0) i = 0;
int lineStart = CharArrayUtil.shiftForward(chars, i, " \t");
CodeDocumentationUtil.CommentContext commentContext =
CodeDocumentationUtil.tryParseCommentContext(myFile, chars, myOffset, lineStart);
PsiDocumentManager psiDocumentManager = PsiDocumentManager.getInstance(getProject());
if (commentContext.docStart) {
PsiElement element = myFile.findElementAt(commentContext.lineStart);
final String text = element.getText();
final PsiElement parent = element.getParent();
if (text.equals(commentContext.commenter.getDocumentationCommentPrefix())
&& isDocComment(parent, commentContext.commenter)
|| text.startsWith(commentContext.commenter.getDocumentationCommentPrefix())
&& element instanceof PsiComment) {
PsiComment comment =
isDocComment(parent, commentContext.commenter)
? (PsiComment) parent
: (PsiComment) element;
int commentEnd = comment.getTextRange().getEndOffset();
if (myOffset >= commentEnd) {
commentContext.docStart = false;
} else {
if (isCommentComplete(comment, commentContext.commenter, myEditor)) {
if (myOffset >= commentEnd) {
commentContext.docAsterisk = false;
commentContext.docStart = false;
} else {
commentContext.docAsterisk = true;
commentContext.docStart = false;
}
} else {
generateJavadoc(commentContext.commenter);
}
}
} else {
commentContext.docStart = false;
}
} else if (commentContext.cStyleStart) {
PsiElement element = myFile.findElementAt(commentContext.lineStart);
if (element instanceof PsiComment
&& commentContext.commenter.getBlockCommentTokenType()
== ((PsiComment) element).getTokenType()) {
final PsiComment comment = (PsiComment) element;
int commentEnd = comment.getTextRange().getEndOffset();
if (myOffset >= commentEnd && myOffset < myFile.getTextRange().getEndOffset()) {
commentContext.docStart = false;
} else {
if (isCommentComplete(comment, commentContext.commenter, myEditor)) {
if (myOffset >= commentEnd) {
commentContext.docAsterisk = false;
commentContext.docStart = false;
} else {
commentContext.docAsterisk = true;
commentContext.docStart = false;
}
} else {
final int currentEndOfLine = CharArrayUtil.shiftForwardUntil(chars, myOffset, "\n");
myDocument.insertString(
currentEndOfLine, " " + commentContext.commenter.getBlockCommentSuffix());
int lstart = CharArrayUtil.shiftBackwardUntil(chars, myOffset, "\n");
myDocument.insertString(currentEndOfLine, chars.subSequence(lstart, myOffset));
psiDocumentManager.commitDocument(myDocument);
}
}
} else {
commentContext.docStart = false;
}
}
String indentInsideJavadoc = null;
if (myOffset < myDocument.getTextLength()) {
final int line = myDocument.getLineNumber(myOffset);
if (line > 0 && (commentContext.docAsterisk || commentContext.docStart)) {
indentInsideJavadoc =
CodeDocumentationUtil.getIndentInsideJavadoc(
myDocument, myDocument.getLineStartOffset(line - 1));
}
}
if (commentContext.docAsterisk) {
commentContext.docAsterisk =
insertDocAsterisk(
commentContext.lineStart,
commentContext.docAsterisk,
!StringUtil.isEmpty(indentInsideJavadoc),
commentContext.commenter);
}
boolean docIndentApplied = false;
CodeInsightSettings codeInsightSettings = CodeInsightSettings.getInstance();
if (codeInsightSettings.SMART_INDENT_ON_ENTER
|| myForceIndent
|| commentContext.docStart
|| commentContext.docAsterisk
|| commentContext.slashSlash) {
final CodeStyleManager codeStyleManager = CodeStyleManager.getInstance(getProject());
myOffset = codeStyleManager.adjustLineIndent(myFile, myOffset);
psiDocumentManager.commitAllDocuments();
if (!StringUtil.isEmpty(indentInsideJavadoc) && myOffset < myDocument.getTextLength()) {
myDocument.insertString(myOffset + 1, indentInsideJavadoc);
myOffset += indentInsideJavadoc.length();
docIndentApplied = true;
}
if (myForceIndent && indentInsideJavadoc != null) {
int indentSize =
CodeStyleSettingsManager.getSettings(myProject).getIndentSize(myFile.getFileType());
myDocument.insertString(myOffset + 1, StringUtil.repeatSymbol(' ', indentSize));
myCaretAdvance += indentSize;
}
}
if ((commentContext.docAsterisk || commentContext.docStart || commentContext.slashSlash)
&& !docIndentApplied) {
if (myInsertSpace) {
if (myOffset == myDocument.getTextLength()) {
myDocument.insertString(myOffset, " ");
}
myDocument.insertString(myOffset + 1, " ");
}
final char c = myDocument.getCharsSequence().charAt(myOffset);
if (c != '\n') {
myOffset += 1;
}
}
if ((commentContext.docAsterisk || commentContext.slashSlash) && !commentContext.docStart) {
myCaretAdvance +=
commentContext.slashSlash
? commentContext.commenter.getLineCommentPrefix().trim().length()
: 1;
}
} catch (IncorrectOperationException e) {
LOG.error(e);
}
myOffset = Math.min(myOffset, myDocument.getTextLength());
caretModel.moveToOffset(myOffset);
EditorModificationUtil.scrollToCaret(myEditor);
myEditor.getSelectionModel().removeSelection();
if (myCaretAdvance != 0) {
LogicalPosition caretPosition = caretModel.getLogicalPosition();
LogicalPosition pos =
new LogicalPosition(caretPosition.line, caretPosition.column + myCaretAdvance);
caretModel.moveToLogicalPosition(pos);
}
}
