public static void typeInStringAtCaretHonorBlockSelection(
final Editor editor, final String str, final boolean toProcessOverwriteMode)
throws ReadOnlyFragmentModificationException {
Document doc = editor.getDocument();
final SelectionModel selectionModel = editor.getSelectionModel();
if (selectionModel.hasBlockSelection()) {
RangeMarker guard = selectionModel.getBlockSelectionGuard();
if (guard != null) {
DocumentEvent evt = new MockDocumentEvent(doc, editor.getCaretModel().getOffset());
ReadOnlyFragmentModificationException e =
new ReadOnlyFragmentModificationException(evt, guard);
EditorActionManager.getInstance().getReadonlyFragmentModificationHandler(doc).handle(e);
} else {
final LogicalPosition start = selectionModel.getBlockStart();
final LogicalPosition end = selectionModel.getBlockEnd();
assert start != null;
assert end != null;
int column = Math.min(start.column, end.column);
int startLine = Math.min(start.line, end.line);
int endLine = Math.max(start.line, end.line);
deleteBlockSelection(editor);
for (int i = startLine; i <= endLine; i++) {
editor.getCaretModel().moveToLogicalPosition(new LogicalPosition(i, column));
insertStringAtCaret(editor, str, toProcessOverwriteMode, true);
}
selectionModel.setBlockSelection(
new LogicalPosition(startLine, column + str.length()),
new LogicalPosition(endLine, column + str.length()));
}
} else {
insertStringAtCaret(editor, str, toProcessOverwriteMode, true);
}
}
public static void pasteTransferableAsBlock(
Editor editor, @Nullable Producer<Transferable> producer) {
String text = getStringContent(producer);
if (text == null) return;
int caretLine = editor.getCaretModel().getLogicalPosition().line;
int originalCaretLine = caretLine;
int selectedLinesCount = 0;
final SelectionModel selectionModel = editor.getSelectionModel();
if (selectionModel.hasBlockSelection()) {
final LogicalPosition start = selectionModel.getBlockStart();
final LogicalPosition end = selectionModel.getBlockEnd();
assert start != null;
assert end != null;
LogicalPosition caret =
new LogicalPosition(Math.min(start.line, end.line), Math.min(start.column, end.column));
selectedLinesCount = Math.abs(end.line - start.line);
caretLine = caret.line;
deleteSelectedText(editor);
editor.getCaretModel().moveToLogicalPosition(caret);
}
LogicalPosition caretToRestore = editor.getCaretModel().getLogicalPosition();
String[] lines = LineTokenizer.tokenize(text.toCharArray(), false);
if (lines.length > 1 || selectedLinesCount == 0) {
int longestLineLength = 0;
for (int i = 0; i < lines.length; i++) {
String line = lines[i];
longestLineLength = Math.max(longestLineLength, line.length());
editor
.getCaretModel()
.moveToLogicalPosition(new LogicalPosition(caretLine + i, caretToRestore.column));
insertStringAtCaret(editor, line, false, true);
}
caretToRestore =
new LogicalPosition(originalCaretLine, caretToRestore.column + longestLineLength);
} else {
for (int i = 0; i <= selectedLinesCount; i++) {
editor
.getCaretModel()
.moveToLogicalPosition(new LogicalPosition(caretLine + i, caretToRestore.column));
insertStringAtCaret(editor, text, false, true);
}
caretToRestore =
new LogicalPosition(originalCaretLine, caretToRestore.column + text.length());
}
editor.getCaretModel().moveToLogicalPosition(caretToRestore);
zeroWidthBlockSelectionAtCaretColumn(editor, caretLine, caretLine + selectedLinesCount);
}
public static void deleteBlockSelection(Editor editor) {
SelectionModel selectionModel = editor.getSelectionModel();
if (!selectionModel.hasBlockSelection()) return;
LogicalPosition blockStart = selectionModel.getBlockStart();
LogicalPosition blockEnd = selectionModel.getBlockEnd();
if (blockStart == null || blockEnd == null) {
return;
}
int startLine = blockStart.line;
int endLine = blockEnd.line;
int[] starts = selectionModel.getBlockSelectionStarts();
int[] ends = selectionModel.getBlockSelectionEnds();
for (int i = starts.length - 1; i >= 0; i--) {
editor.getDocument().deleteString(starts[i], ends[i]);
}
editor.getScrollingModel().scrollToCaret(ScrollType.RELATIVE);
zeroWidthBlockSelectionAtCaretColumn(editor, startLine, endLine);
}
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);
}
