private VerticalInfo createVerticalInfo(LogicalPosition position) {
Document document = myEditor.getDocument();
int logicalLine = position.line;
if (logicalLine >= document.getLineCount()) {
logicalLine = Math.max(0, document.getLineCount() - 1);
}
int startOffset = document.getLineStartOffset(logicalLine);
int endOffset = document.getLineEndOffset(logicalLine);
// There is a possible case that active logical line is represented on multiple lines due to
// soft wraps processing.
// We want to highlight those visual lines as 'active' then, so, we calculate 'y' position for
// the logical line start
// and height in accordance with the number of occupied visual lines.
VisualPosition visualPosition =
myEditor.offsetToVisualPosition(document.getLineStartOffset(logicalLine));
int y = myEditor.visualPositionToXY(visualPosition).y;
int lineHeight = myEditor.getLineHeight();
int height = lineHeight;
List<? extends SoftWrap> softWraps =
myEditor.getSoftWrapModel().getSoftWrapsForRange(startOffset, endOffset);
for (SoftWrap softWrap : softWraps) {
height += StringUtil.countNewLines(softWrap.getText()) * lineHeight;
}
return new VerticalInfo(y, height);
}
@SuppressWarnings("ForLoopThatDoesntUseLoopVariable")
private static void indentPlainTextBlock(
final Document document, final int startOffset, final int endOffset, final int indentLevel) {
CharSequence chars = document.getCharsSequence();
int spaceEnd = CharArrayUtil.shiftForward(chars, startOffset, " \t");
int line = document.getLineNumber(startOffset);
if (spaceEnd > endOffset
|| indentLevel <= 0
|| line >= document.getLineCount() - 1
|| chars.charAt(spaceEnd) == '\n') {
return;
}
int linesToAdjustIndent = 0;
for (int i = line + 1; i < document.getLineCount(); i++) {
if (document.getLineStartOffset(i) >= endOffset) {
break;
}
linesToAdjustIndent++;
}
String indentString = StringUtil.repeatSymbol(' ', indentLevel);
for (; linesToAdjustIndent > 0; linesToAdjustIndent--) {
int lineStartOffset = document.getLineStartOffset(++line);
document.insertString(lineStartOffset, indentString);
}
}
public CaretModelImpl(EditorImpl editor) {
myEditor = editor;
myLogicalCaret = new LogicalPosition(0, 0);
myVisibleCaret = new VisualPosition(0, 0);
myCaretInfo = new VerticalInfo(0, 0);
myOffset = 0;
myVisualLineStart = 0;
Document doc = editor.getDocument();
myVisualLineEnd =
doc.getLineCount() > 1
? doc.getLineStartOffset(1)
: doc.getLineCount() == 0 ? 0 : doc.getLineEndOffset(0);
DocumentBulkUpdateListener bulkUpdateListener =
new DocumentBulkUpdateListener() {
@Override
public void updateStarted(Document doc) {
if (doc != myEditor.getDocument()) return;
savedBeforeBulkCaretMarker = doc.createRangeMarker(myOffset, myOffset);
}
@Override
public void updateFinished(Document doc) {
if (doc != myEditor.getDocument() || myIsInUpdate) return;
if (savedBeforeBulkCaretMarker != null && savedBeforeBulkCaretMarker.isValid()) {
moveToOffset(savedBeforeBulkCaretMarker.getStartOffset());
}
releaseBulkCaretMarker();
}
};
ApplicationManager.getApplication()
.getMessageBus()
.connect(this)
.subscribe(DocumentBulkUpdateListener.TOPIC, bulkUpdateListener);
}
private static LineRange expandLineRangeToCoverPsiElements(
final LineRange range, Editor editor, final PsiFile file) {
Pair<PsiElement, PsiElement> psiRange = getElementRange(editor, file, range);
if (psiRange == null) return null;
final PsiElement parent =
PsiTreeUtil.findCommonParent(psiRange.getFirst(), psiRange.getSecond());
Pair<PsiElement, PsiElement> elementRange =
getElementRange(parent, psiRange.getFirst(), psiRange.getSecond());
if (elementRange == null) return null;
int endOffset = elementRange.getSecond().getTextRange().getEndOffset();
Document document = editor.getDocument();
if (endOffset > document.getTextLength()) {
LOG.assertTrue(!PsiDocumentManager.getInstance(file.getProject()).isUncommited(document));
LOG.assertTrue(PsiDocumentManagerImpl.checkConsistency(file, document));
}
int endLine;
if (endOffset == document.getTextLength()) {
endLine = document.getLineCount();
} else {
endLine = editor.offsetToLogicalPosition(endOffset).line + 1;
endLine = Math.min(endLine, document.getLineCount());
}
int startLine =
Math.min(
range.startLine,
editor.offsetToLogicalPosition(elementRange.getFirst().getTextOffset()).line);
endLine = Math.max(endLine, range.endLine);
return new LineRange(startLine, endLine);
}
/**
* Emulates pressing <code>Enter</code> at current caret position.
*
* @param editor target editor
* @param project target project
* @param shifts two-elements array which is expected to be filled with the following info: 1. The
* first element holds added lines number; 2. The second element holds added symbols number;
*/
private static void emulateEnter(
@NotNull final Editor editor, @NotNull Project project, int[] shifts) {
final DataContext dataContext = prepareContext(editor.getComponent(), project);
int caretOffset = editor.getCaretModel().getOffset();
Document document = editor.getDocument();
SelectionModel selectionModel = editor.getSelectionModel();
int startSelectionOffset = 0;
int endSelectionOffset = 0;
boolean restoreSelection = selectionModel.hasSelection();
if (restoreSelection) {
startSelectionOffset = selectionModel.getSelectionStart();
endSelectionOffset = selectionModel.getSelectionEnd();
selectionModel.removeSelection();
}
int textLengthBeforeWrap = document.getTextLength();
int lineCountBeforeWrap = document.getLineCount();
DataManager.getInstance()
.saveInDataContext(dataContext, WRAP_LONG_LINE_DURING_FORMATTING_IN_PROGRESS_KEY, true);
CommandProcessor commandProcessor = CommandProcessor.getInstance();
try {
Runnable command =
new Runnable() {
@Override
public void run() {
EditorActionManager.getInstance()
.getActionHandler(IdeActions.ACTION_EDITOR_ENTER)
.execute(editor, dataContext);
}
};
if (commandProcessor.getCurrentCommand() == null) {
commandProcessor.executeCommand(editor.getProject(), command, WRAP_LINE_COMMAND_NAME, null);
} else {
command.run();
}
} finally {
DataManager.getInstance()
.saveInDataContext(dataContext, WRAP_LONG_LINE_DURING_FORMATTING_IN_PROGRESS_KEY, null);
}
int symbolsDiff = document.getTextLength() - textLengthBeforeWrap;
if (restoreSelection) {
int newSelectionStart = startSelectionOffset;
int newSelectionEnd = endSelectionOffset;
if (startSelectionOffset >= caretOffset) {
newSelectionStart += symbolsDiff;
}
if (endSelectionOffset >= caretOffset) {
newSelectionEnd += symbolsDiff;
}
selectionModel.setSelection(newSelectionStart, newSelectionEnd);
}
shifts[0] = document.getLineCount() - lineCountBeforeWrap;
shifts[1] = symbolsDiff;
}
public void testSoftWrapsRecalculationInASpecificCase() throws Exception {
configureFromFileText(
getTestName(false) + ".java",
"<selection>class Foo {\n"
+ "\t@Override\n"
+ "\tpublic boolean equals(Object other) {\n"
+ "\t\treturn this == other;\n"
+ "\t}\n"
+ "}</selection>");
CodeFoldingManager.getInstance(ourProject).buildInitialFoldings(myEditor);
configureSoftWraps(32);
// verify initial state
assertEquals(4, EditorUtil.getTabSize(myEditor));
assertEquals(
"[FoldRegion +(59:64), placeholder=' { ', FoldRegion +(85:88), placeholder=' }']",
myEditor.getFoldingModel().toString());
verifySoftWrapPositions(52, 85);
Document document = myEditor.getDocument();
for (int i = document.getLineCount() - 1; i >= 0; i--) {
document.insertString(document.getLineStartOffset(i), "//");
}
verifySoftWrapPositions(58, 93);
}
private void collectNonCoveredFileInfo(
final File outputFile,
final List<RangeHighlighter> highlighters,
final MarkupModel markupModel,
final TreeMap<Integer, LineData> executableLines,
final boolean coverageByTestApplicable) {
final CoverageSuitesBundle coverageSuite =
CoverageDataManager.getInstance(myProject).getCurrentSuitesBundle();
if (coverageSuite == null) return;
final TIntIntHashMap mapping;
if (outputFile.lastModified() < getVirtualFile().getTimeStamp()) {
mapping = getOldToNewLineMapping(outputFile.lastModified());
if (mapping == null) return;
} else {
mapping = null;
}
final List<Integer> uncoveredLines =
coverageSuite
.getCoverageEngine()
.collectSrcLinesForUntouchedFile(outputFile, coverageSuite);
final int lineCount = myDocument.getLineCount();
if (uncoveredLines == null) {
for (int lineNumber = 0; lineNumber < lineCount; lineNumber++) {
addHighlighter(
outputFile,
highlighters,
markupModel,
executableLines,
coverageByTestApplicable,
coverageSuite,
lineNumber,
lineNumber);
}
} else {
for (int lineNumber : uncoveredLines) {
if (lineNumber >= lineCount) {
continue;
}
final int updatedLineNumber = mapping != null ? mapping.get(lineNumber) : lineNumber;
addHighlighter(
outputFile,
highlighters,
markupModel,
executableLines,
coverageByTestApplicable,
coverageSuite,
lineNumber,
updatedLineNumber);
}
}
}
private static boolean lineContainsNonSpaces(final Document document, final int line) {
if (line >= document.getLineCount()) {
return false;
}
int lineStartOffset = document.getLineStartOffset(line);
int lineEndOffset = document.getLineEndOffset(line);
@NonNls
String text =
document.getCharsSequence().subSequence(lineStartOffset, lineEndOffset).toString();
return text.trim().length() != 0;
}
int getNavigationOffset() {
Document document = getDocument();
if (document == null) return -1;
int offset = getUsageInfo().getNavigationOffset();
if (offset == -1) offset = myOffset;
if (offset >= document.getTextLength()) {
int line = Math.max(0, Math.min(myLineNumber, document.getLineCount() - 1));
offset = document.getLineStartOffset(line);
}
return offset;
}
private void setStructureViewSelectionFromPropertiesFile(@NotNull Editor propertiesFileEditor) {
int line = propertiesFileEditor.getCaretModel().getLogicalPosition().line;
Document document = propertiesFileEditor.getDocument();
if (line >= document.getLineCount()) {
return;
}
final String propertyName = getPropertyName(document, line);
if (propertyName == null) {
return;
}
setStructureViewSelection(propertyName);
}
private void updatedMovedIntoEnd(
final Document document, @NotNull final MoveInfo info, final int offset) {
if (offset + 1 < document.getTextLength()) {
final int line = document.getLineNumber(offset + 1);
final LineRange toMove2 = info.toMove2;
if (toMove2 == null) return;
info.toMove2 =
new LineRange(
toMove2.startLine,
Math.min(Math.max(line, toMove2.endLine), document.getLineCount() - 1));
}
}
private void setPropertiesFileSelectionFromStructureView(@NotNull Editor propertiesFileEditor) {
String selectedPropertyName = getSelectedPropertyName();
if (selectedPropertyName == null) {
return;
}
Document document = propertiesFileEditor.getDocument();
for (int i = 0; i < document.getLineCount(); i++) {
String propertyName = getPropertyName(document, i);
if (selectedPropertyName.equals(propertyName)) {
propertiesFileEditor.getCaretModel().moveToLogicalPosition(new LogicalPosition(i, 0));
return;
}
}
}
private static TextRange calculateLimitRange(
final PsiFile file, final Document doc, final int line) {
final int offset = doc.getLineStartOffset(line);
if (offset > 0) {
PsiMethod method =
PsiTreeUtil.getParentOfType(file.findElementAt(offset), PsiMethod.class, false);
if (method != null) {
final TextRange elemRange = method.getTextRange();
return new TextRange(
doc.getLineNumber(elemRange.getStartOffset()),
doc.getLineNumber(elemRange.getEndOffset()));
}
}
return new TextRange(0, doc.getLineCount() - 1);
}
public static List<PsiLambdaExpression> collectLambdas(
@NotNull SourcePosition position, final boolean onlyOnTheLine) {
ApplicationManager.getApplication().assertReadAccessAllowed();
PsiFile file = position.getFile();
final int line = position.getLine();
final Document document = PsiDocumentManager.getInstance(file.getProject()).getDocument(file);
if (document == null || line >= document.getLineCount()) {
return Collections.emptyList();
}
PsiElement element = position.getElementAt();
final TextRange lineRange = DocumentUtil.getLineTextRange(document, line);
do {
PsiElement parent = element.getParent();
if (parent == null || (parent.getTextOffset() < lineRange.getStartOffset())) {
break;
}
element = parent;
} while (true);
final List<PsiLambdaExpression> lambdas = new ArrayList<PsiLambdaExpression>(3);
final PsiElementVisitor lambdaCollector =
new JavaRecursiveElementVisitor() {
@Override
public void visitLambdaExpression(PsiLambdaExpression expression) {
super.visitLambdaExpression(expression);
if (!onlyOnTheLine || getFirstElementOnTheLine(expression, document, line) != null) {
lambdas.add(expression);
}
}
};
element.accept(lambdaCollector);
// add initial lambda if we're inside already
PsiElement method = getContainingMethod(element);
if (method instanceof PsiLambdaExpression) {
lambdas.add((PsiLambdaExpression) method);
}
for (PsiElement sibling = getNextElement(element);
sibling != null;
sibling = getNextElement(sibling)) {
if (!intersects(lineRange, sibling)) {
break;
}
sibling.accept(lambdaCollector);
}
return lambdas;
}
@Override
@NotNull
public List<? extends SoftWrap> getSoftWrapsForLine(int documentLine) {
if (!isSoftWrappingEnabled() || documentLine < 0) {
return Collections.emptyList();
}
Document document = myEditor.getDocument();
if (documentLine >= document.getLineCount()) {
return Collections.emptyList();
}
int start = document.getLineStartOffset(documentLine);
int end = document.getLineEndOffset(documentLine);
return getSoftWrapsForRange(
start,
end
+ 1 /* it's theoretically possible that soft wrap is registered just before the line feed,
* hence, we add '1' here assuming that end line offset points to line feed symbol */);
}
private static boolean isTestClass(PsiFile file, Editor editor) {
PsiElement element1 = null;
final SelectionModel selectionModel = editor.getSelectionModel();
if (selectionModel.hasSelection()) {
element1 = file.findElementAt(selectionModel.getSelectionStart());
} else {
final CaretModel caretModel = editor.getCaretModel();
final Document document = editor.getDocument();
int lineNumber = document.getLineNumber(caretModel.getOffset());
if ((lineNumber >= 0) && (lineNumber < document.getLineCount())) {
element1 = file.findElementAt(document.getLineStartOffset(lineNumber));
}
}
if (element1 != null) {
final PyClass clazz = PyUtil.getContainingClassOrSelf(element1);
if (clazz != null && PythonUnitTestUtil.isTestCaseClass(clazz, null)) return true;
}
return false;
}
private int yPositionToOffset(int y, boolean beginLine) {
if (myEditorScrollbarTop == -1 || myEditorTargetHeight == -1) {
recalcEditorDimensions();
}
final int safeY = Math.max(0, y - myEditorScrollbarTop);
VisualPosition visual;
if (myEditorSourceHeight < myEditorTargetHeight) {
visual = myEditor.xyToVisualPosition(new Point(0, safeY));
} else {
float fraction = Math.max(0, Math.min(1, safeY / (float) myEditorTargetHeight));
final int lineCount = myEditorSourceHeight / myEditor.getLineHeight();
visual = new VisualPosition((int) (fraction * lineCount), 0);
}
int line = myEditor.visualToLogicalPosition(visual).line;
Document document = myEditor.getDocument();
if (line < 0) return 0;
if (line >= document.getLineCount()) return document.getTextLength();
return beginLine ? document.getLineStartOffset(line) : document.getLineEndOffset(line);
}
@NotNull
private static String[] getUpToDateLines(final Document document) {
final Ref<String[]> linesRef = new Ref<String[]>();
final Runnable runnable =
() -> {
final int lineCount = document.getLineCount();
final String[] lines = new String[lineCount];
final CharSequence chars = document.getCharsSequence();
for (int i = 0; i < lineCount; i++) {
lines[i] =
chars
.subSequence(document.getLineStartOffset(i), document.getLineEndOffset(i))
.toString();
}
linesRef.set(lines);
};
ApplicationManager.getApplication().runReadAction(runnable);
return linesRef.get();
}
@Override
protected void onResultReady(@NotNull Location requestInfo, String resultText) {
Editor editor = requestInfo.getEditor();
assert editor != null;
if (resultText == null) {
return;
}
setText(resultText);
int fileStartOffset = requestInfo.getStartOffset();
int fileEndOffset = requestInfo.getEndOffset();
Document document = editor.getDocument();
int startLine = document.getLineNumber(fileStartOffset);
int endLine = document.getLineNumber(fileEndOffset);
if (endLine > startLine
&& fileEndOffset > 0
&& document.getCharsSequence().charAt(fileEndOffset - 1) == '\n') {
endLine--;
}
Document byteCodeDocument = myEditor.getDocument();
Pair<Integer, Integer> linesRange = mapLines(byteCodeDocument.getText(), startLine, endLine);
int endSelectionLineIndex = Math.min(linesRange.second + 1, byteCodeDocument.getLineCount());
int startOffset = byteCodeDocument.getLineStartOffset(linesRange.first);
int endOffset =
Math.min(
byteCodeDocument.getLineStartOffset(endSelectionLineIndex),
byteCodeDocument.getTextLength());
myEditor.getCaretModel().moveToOffset(endOffset);
myEditor.getScrollingModel().scrollToCaret(ScrollType.MAKE_VISIBLE);
myEditor.getCaretModel().moveToOffset(startOffset);
myEditor.getScrollingModel().scrollToCaret(ScrollType.MAKE_VISIBLE);
myEditor.getSelectionModel().setSelection(startOffset, endOffset);
}
public void doClick(final MouseEvent e, final int width) {
RangeHighlighter marker = getNearestRangeHighlighter(e, width);
if (marker == null) return;
int offset = marker.getStartOffset();
final Document doc = myEditor.getDocument();
if (doc.getLineCount() > 0) {
// Necessary to expand folded block even if navigating just before one
// Very useful when navigating to first unused import statement.
int lineEnd = doc.getLineEndOffset(doc.getLineNumber(offset));
myEditor.getCaretModel().moveToOffset(lineEnd);
}
myEditor.getCaretModel().moveToOffset(offset);
myEditor.getSelectionModel().removeSelection();
ScrollingModel scrollingModel = myEditor.getScrollingModel();
scrollingModel.disableAnimation();
scrollingModel.scrollToCaret(ScrollType.CENTER);
scrollingModel.enableAnimation();
fireErrorMarkerClicked(marker, e);
}
private int updateMovedRegionEnd(
final Document document,
int movedLineStart,
final int valueStart,
@NotNull final MoveInfo info,
final boolean down) {
final int line = document.getLineNumber(valueStart);
final LineRange toMove = info.toMove;
int delta = line - toMove.endLine;
info.toMove = new LineRange(toMove.startLine, Math.max(line, toMove.endLine));
// update moved range
if (delta > 0 && down) {
final LineRange toMove2 = info.toMove2;
info.toMove2 =
new LineRange(
toMove2.startLine + delta,
Math.min(toMove2.endLine + delta, document.getLineCount() - 1));
movedLineStart = document.getLineStartOffset(toMove.startLine);
}
return movedLineStart;
}
@Nullable
protected static RangeHighlighter createHighlighter(
@NotNull Project project, @NotNull Document document, int lineIndex) {
if (lineIndex < 0 || lineIndex >= document.getLineCount()) {
return null;
}
EditorColorsScheme scheme = EditorColorsManager.getInstance().getGlobalScheme();
TextAttributes attributes = scheme.getAttributes(DebuggerColors.BREAKPOINT_ATTRIBUTES);
RangeHighlighter highlighter =
((MarkupModelEx) DocumentMarkupModel.forDocument(document, project, true))
.addPersistentLineHighlighter(
lineIndex, DebuggerColors.BREAKPOINT_HIGHLIGHTER_LAYER, attributes);
if (highlighter == null || !highlighter.isValid()) {
return null;
}
highlighter.putUserData(DebuggerColors.BREAKPOINT_HIGHLIGHTER_KEY, Boolean.TRUE);
highlighter.setErrorStripeTooltip(
DebuggerBundle.message("breakpoint.tooltip.text", lineIndex + 1));
return highlighter;
}
public static String getLastCommentedLines(@NotNull Document document) {
List<CharSequence> resultLines = new ArrayList<CharSequence>();
for (int i = document.getLineCount() - 1; i >= 0; i--) {
int lineStart = document.getLineStartOffset(i);
int lineEnd = document.getLineEndOffset(i);
if (document.getCharsSequence().subSequence(lineStart, lineEnd).toString().trim().isEmpty()) {
continue;
}
if ("//"
.equals(document.getCharsSequence().subSequence(lineStart, lineStart + 2).toString())) {
resultLines.add(document.getCharsSequence().subSequence(lineStart + 2, lineEnd));
} else {
break;
}
}
Collections.reverse(resultLines);
StringBuilder result = new StringBuilder();
for (CharSequence line : resultLines) {
result.append(line).append("\n");
}
result.delete(result.length() - 1, result.length());
return result.toString();
}
public static boolean canAddLineBreakpoint(
Project project, final Document document, final int lineIndex) {
if (lineIndex < 0 || lineIndex >= document.getLineCount()) {
return false;
}
final BreakpointManager breakpointManager =
DebuggerManagerEx.getInstanceEx(project).getBreakpointManager();
final LineBreakpoint breakpointAtLine =
breakpointManager.findBreakpoint(
document, document.getLineStartOffset(lineIndex), CATEGORY);
if (breakpointAtLine != null) {
// there already exists a line breakpoint at this line
return false;
}
PsiDocumentManager.getInstance(project).commitDocument(document);
final boolean[] canAdd = new boolean[] {false};
XDebuggerUtil.getInstance()
.iterateLine(
project,
document,
lineIndex,
new Processor<PsiElement>() {
@Override
public boolean process(PsiElement element) {
if ((element instanceof PsiWhiteSpace)
|| (PsiTreeUtil.getParentOfType(element, PsiComment.class, false) != null)) {
return true;
}
PsiElement child = element;
while (element != null) {
final int offset = element.getTextOffset();
if (offset >= 0) {
if (document.getLineNumber(offset) != lineIndex) {
break;
}
}
child = element;
element = element.getParent();
}
if (child instanceof PsiMethod
&& child.getTextRange().getEndOffset()
>= document.getLineEndOffset(lineIndex)) {
PsiCodeBlock body = ((PsiMethod) child).getBody();
if (body == null) {
canAdd[0] = false;
} else {
PsiStatement[] statements = body.getStatements();
canAdd[0] =
statements.length > 0
&& document.getLineNumber(statements[0].getTextOffset()) == lineIndex;
}
} else {
canAdd[0] = true;
}
return false;
}
});
return canAdd[0];
}
private EditorFragmentComponent(
EditorEx editor, int startLine, int endLine, boolean showFolding, boolean showGutter) {
Document doc = editor.getDocument();
final int endOffset =
endLine < doc.getLineCount() ? doc.getLineEndOffset(endLine) : doc.getTextLength();
int textWidth =
Math.min(
editor.getMaxWidthInRange(doc.getLineStartOffset(startLine), endOffset),
ScreenUtil.getScreenRectangle(1, 1).width);
LOG.assertTrue(
textWidth > 0,
"TextWidth: " + textWidth + "; startLine:" + startLine + "; endLine:" + endLine + ";");
FoldingModelEx foldingModel = editor.getFoldingModel();
boolean isFoldingEnabled = foldingModel.isFoldingEnabled();
if (!showFolding) {
foldingModel.setFoldingEnabled(false);
}
Point p1 = editor.logicalPositionToXY(new LogicalPosition(startLine, 0));
Point p2 = editor.logicalPositionToXY(new LogicalPosition(Math.max(endLine, startLine + 1), 0));
int y1 = p1.y;
int y2 = p2.y;
int height = y2 - y1 == 0 ? editor.getLineHeight() : y2 - y1;
LOG.assertTrue(
height > 0,
"Height: "
+ height
+ "; startLine:"
+ startLine
+ "; endLine:"
+ endLine
+ "; p1:"
+ p1
+ "; p2:"
+ p2);
int savedScrollOffset = editor.getScrollingModel().getHorizontalScrollOffset();
if (savedScrollOffset > 0) {
editor.stopOptimizedScrolling();
editor.getScrollingModel().scrollHorizontally(0);
}
final Image textImage = new BufferedImage(textWidth, height, BufferedImage.TYPE_INT_RGB);
Graphics textGraphics = textImage.getGraphics();
final JComponent rowHeader;
final Image markersImage;
if (showGutter) {
rowHeader = editor.getGutterComponentEx();
markersImage =
new BufferedImage(Math.max(1, rowHeader.getWidth()), height, BufferedImage.TYPE_INT_RGB);
Graphics markerGraphics = markersImage.getGraphics();
markerGraphics.translate(0, -y1);
markerGraphics.setClip(0, y1, rowHeader.getWidth(), height);
markerGraphics.setColor(getBackgroundColor(editor));
markerGraphics.fillRect(0, y1, rowHeader.getWidth(), height);
rowHeader.paint(markerGraphics);
} else {
rowHeader = null;
markersImage = null;
}
textGraphics.translate(0, -y1);
textGraphics.setClip(0, y1, textWidth, height);
final boolean wasVisible = editor.setCaretVisible(false);
editor.setPurePaintingMode(true);
try {
editor.getContentComponent().paint(textGraphics);
} finally {
editor.setPurePaintingMode(false);
}
if (wasVisible) {
editor.setCaretVisible(true);
}
if (!showFolding) {
foldingModel.setFoldingEnabled(isFoldingEnabled);
}
if (savedScrollOffset > 0) {
editor.stopOptimizedScrolling();
editor.getScrollingModel().scrollHorizontally(savedScrollOffset);
}
JComponent component =
new JComponent() {
public Dimension getPreferredSize() {
return new Dimension(
textImage.getWidth(null) + (markersImage == null ? 0 : markersImage.getWidth(null)),
textImage.getHeight(null));
}
protected void paintComponent(Graphics graphics) {
if (markersImage != null) {
graphics.drawImage(markersImage, 0, 0, null);
graphics.drawImage(textImage, rowHeader.getWidth(), 0, null);
} else {
graphics.drawImage(textImage, 0, 0, null);
}
}
};
setLayout(new BorderLayout());
add(component);
final Color borderColor =
editor.getColorsScheme().getColor(EditorColors.SELECTED_TEARLINE_COLOR);
Border outsideBorder = BorderFactory.createLineBorder(borderColor, 1);
Border insideBorder = BorderFactory.createEmptyBorder(2, 2, 2, 2);
setBorder(BorderFactory.createCompoundBorder(outsideBorder, insideBorder));
}
/**
* @param hideByAnyKey
* @param x <code>x</code> coordinate in layered pane coordinate system.
* @param y <code>y</code> coordinate in layered pane coordinate system.
*/
@Nullable
public static LightweightHint showEditorFragmentHintAt(
Editor editor,
TextRange range,
int x,
int y,
boolean showUpward,
boolean showFolding,
boolean hideByAnyKey) {
if (ApplicationManager.getApplication().isUnitTestMode()) return null;
Document document = editor.getDocument();
int startOffset = range.getStartOffset();
int startLine = document.getLineNumber(startOffset);
CharSequence text = document.getCharsSequence();
// There is a possible case that we have a situation like below:
// line 1
// line 2 <fragment start>
// line 3<fragment end>
// We don't want to include 'line 2' to the target fragment then.
boolean incrementLine = false;
for (int offset = startOffset, max = Math.min(range.getEndOffset(), text.length());
offset < max;
offset++) {
char c = text.charAt(offset);
incrementLine = StringUtil.isWhiteSpace(c);
if (!incrementLine || c == '\n') {
break;
}
}
if (incrementLine) {
startLine++;
}
int endLine =
Math.min(document.getLineNumber(range.getEndOffset()) + 1, document.getLineCount() - 1);
// if (editor.logicalPositionToXY(new LogicalPosition(startLine, 0)).y >=
// editor.logicalPositionToXY(new LogicalPosition(endLine, 0)).y) return null;
if (startLine >= endLine) return null;
EditorFragmentComponent fragmentComponent =
createEditorFragmentComponent(editor, startLine, endLine, showFolding, true);
if (showUpward) {
y -= fragmentComponent.getPreferredSize().height + 10;
y = Math.max(0, y);
}
final JComponent c = editor.getComponent();
x = SwingUtilities.convertPoint(c, new Point(-3, 0), UIUtil.getRootPane(c)).x; // IDEA-68016
Point p = new Point(x, y);
LightweightHint hint = new MyComponentHint(fragmentComponent);
HintManagerImpl.getInstanceImpl()
.showEditorHint(
hint,
editor,
p,
(hideByAnyKey ? HintManager.HIDE_BY_ANY_KEY : 0)
| HintManager.HIDE_BY_TEXT_CHANGE
| HintManager.HIDE_BY_MOUSEOVER,
0,
false,
new HintHint(editor, p));
return hint;
}
public void doWrapLongLinesIfNecessary(
@NotNull final Editor editor,
@NotNull final Project project,
@NotNull Document document,
int startOffset,
int endOffset) {
// Normalization.
int startOffsetToUse = Math.min(document.getTextLength(), Math.max(0, startOffset));
int endOffsetToUse = Math.min(document.getTextLength(), Math.max(0, endOffset));
LineWrapPositionStrategy strategy = LanguageLineWrapPositionStrategy.INSTANCE.forEditor(editor);
CharSequence text = document.getCharsSequence();
int startLine = document.getLineNumber(startOffsetToUse);
int endLine = document.getLineNumber(Math.max(0, endOffsetToUse - 1));
int maxLine = Math.min(document.getLineCount(), endLine + 1);
int tabSize = EditorUtil.getTabSize(editor);
if (tabSize <= 0) {
tabSize = 1;
}
int spaceSize = EditorUtil.getSpaceWidth(Font.PLAIN, editor);
int[] shifts = new int[2];
// shifts[0] - lines shift.
// shift[1] - offset shift.
for (int line = startLine; line < maxLine; line++) {
int startLineOffset = document.getLineStartOffset(line);
int endLineOffset = document.getLineEndOffset(line);
final int preferredWrapPosition =
calculatePreferredWrapPosition(
editor, text, tabSize, spaceSize, startLineOffset, endLineOffset, endOffsetToUse);
if (preferredWrapPosition < 0 || preferredWrapPosition >= endLineOffset) {
continue;
}
if (preferredWrapPosition >= endOffsetToUse) {
return;
}
// We know that current line exceeds right margin if control flow reaches this place, so, wrap
// it.
int wrapOffset =
strategy.calculateWrapPosition(
document,
editor.getProject(),
Math.max(startLineOffset, startOffsetToUse),
Math.min(endLineOffset, endOffsetToUse),
preferredWrapPosition,
false,
false);
if (wrapOffset < 0 // No appropriate wrap position is found.
// No point in splitting line when its left part contains only white spaces, example:
// line start -> | | <- right margin
// | aaaaaaaaaaaaaaaa|aaaaaaaaaaaaaaaaaaaa() <- don't want to wrap this
// line even if it exceeds right margin
|| CharArrayUtil.shiftBackward(text, startLineOffset, wrapOffset - 1, " \t")
< startLineOffset) {
continue;
}
// Move caret to the target position and emulate pressing <enter>.
editor.getCaretModel().moveToOffset(wrapOffset);
emulateEnter(editor, project, shifts);
// We know that number of lines is just increased, hence, update the data accordingly.
maxLine += shifts[0];
endOffsetToUse += shifts[1];
}
}
protected PsiBasedStripTrailingSpacesFilter(@NotNull Document document) {
myDocument = document;
myDisabledLinesBitSet = new BitSet(document.getLineCount());
}
void doPrintNotification(final Notification notification) {
Editor editor = myLogEditor.getValue();
if (editor.isDisposed()) {
return;
}
Document document = editor.getDocument();
boolean scroll =
document.getTextLength() == editor.getCaretModel().getOffset()
|| !editor.getContentComponent().hasFocus();
Long notificationTime = myProjectModel.getNotificationTime(notification);
if (notificationTime == null) {
return;
}
String date = DateFormatUtil.formatTimeWithSeconds(notificationTime) + " ";
append(document, date);
int startLine = document.getLineCount() - 1;
EventLog.LogEntry pair =
EventLog.formatForLog(notification, StringUtil.repeatSymbol(' ', date.length()));
final NotificationType type = notification.getType();
TextAttributesKey key =
type == NotificationType.ERROR
? ConsoleViewContentType.LOG_ERROR_OUTPUT_KEY
: type == NotificationType.INFORMATION
? ConsoleViewContentType.NORMAL_OUTPUT_KEY
: ConsoleViewContentType.LOG_WARNING_OUTPUT_KEY;
int msgStart = document.getTextLength();
String message = pair.message;
append(document, message);
TextAttributes attributes =
EditorColorsManager.getInstance().getGlobalScheme().getAttributes(key);
int layer = HighlighterLayer.CARET_ROW + 1;
editor
.getMarkupModel()
.addRangeHighlighter(
msgStart,
document.getTextLength(),
layer,
attributes,
HighlighterTargetArea.EXACT_RANGE);
for (Pair<TextRange, HyperlinkInfo> link : pair.links) {
myHyperlinkSupport
.getValue()
.addHyperlink(
link.first.getStartOffset() + msgStart,
link.first.getEndOffset() + msgStart,
null,
link.second);
}
append(document, "\n");
if (scroll) {
editor.getCaretModel().moveToOffset(document.getTextLength());
editor.getScrollingModel().scrollToCaret(ScrollType.MAKE_VISIBLE);
}
if (notification.isImportant()) {
highlightNotification(notification, pair.status, startLine, document.getLineCount() - 1);
}
}
private boolean insertDocAsterisk(
int lineStart,
boolean docAsterisk,
boolean previousLineIndentUsed,
CodeDocumentationAwareCommenter commenter) {
PsiElement atLineStart = myFile.findElementAt(lineStart);
if (atLineStart == null) return false;
final String linePrefix = commenter.getDocumentationCommentLinePrefix();
final String docPrefix = commenter.getDocumentationCommentPrefix();
final String text = atLineStart.getText();
final TextRange textRange = atLineStart.getTextRange();
if (text.equals(linePrefix)
|| text.equals(docPrefix)
|| docPrefix != null
&& text.regionMatches(
lineStart - textRange.getStartOffset(), docPrefix, 0, docPrefix.length())
|| linePrefix != null
&& text.regionMatches(
lineStart - textRange.getStartOffset(), linePrefix, 0, linePrefix.length())) {
PsiElement element = myFile.findElementAt(myOffset);
if (element == null) return false;
PsiComment comment =
element instanceof PsiComment
? (PsiComment) element
: PsiTreeUtil.getParentOfType(element, PsiComment.class, false);
if (comment != null) {
int commentEnd = comment.getTextRange().getEndOffset();
if (myOffset >= commentEnd) {
docAsterisk = false;
} else {
removeTrailingSpaces(myDocument, myOffset);
String toInsert =
previousLineIndentUsed
? "*"
: CodeDocumentationUtil.createDocCommentLine("", getProject(), commenter);
myDocument.insertString(myOffset, toInsert);
PsiDocumentManager.getInstance(getProject()).commitAllDocuments();
}
} else {
docAsterisk = false;
}
} else if (linePrefix != null
&& atLineStart instanceof PsiComment
&& ((PsiComment) atLineStart).getTokenType() == commenter.getBlockCommentTokenType()) {
// Check if C-Style comment already uses asterisks.
boolean usesAstersk = false;
int commentLine = myDocument.getLineNumber(textRange.getStartOffset());
if (commentLine < myDocument.getLineCount() - 1 && textRange.getEndOffset() >= myOffset) {
int nextLineOffset = myDocument.getLineStartOffset(commentLine + 1);
if (nextLineOffset < textRange.getEndOffset()) {
final CharSequence chars = myDocument.getCharsSequence();
nextLineOffset = CharArrayUtil.shiftForward(chars, nextLineOffset, " \t");
usesAstersk = CharArrayUtil.regionMatches(chars, nextLineOffset, linePrefix);
}
}
if (usesAstersk) {
removeTrailingSpaces(myDocument, myOffset);
myDocument.insertString(myOffset, linePrefix + " ");
PsiDocumentManager.getInstance(getProject()).commitAllDocuments();
}
docAsterisk = usesAstersk;
} else {
docAsterisk = false;
}
return docAsterisk;
}
