public void initMarkers(Place shreds) {
SmartPointerManager smartPointerManager = SmartPointerManager.getInstance(myProject);
int curOffset = -1;
for (PsiLanguageInjectionHost.Shred shred : shreds) {
final RangeMarker rangeMarker =
myNewDocument.createRangeMarker(
shred.getRange().getStartOffset() + shred.getPrefix().length(),
shred.getRange().getEndOffset() - shred.getSuffix().length());
final TextRange rangeInsideHost = shred.getRangeInsideHost();
PsiLanguageInjectionHost host = shred.getHost();
RangeMarker origMarker =
myOrigDocument.createRangeMarker(
rangeInsideHost.shiftRight(host.getTextRange().getStartOffset()));
SmartPsiElementPointer<PsiLanguageInjectionHost> elementPointer =
smartPointerManager.createSmartPsiElementPointer(host);
Trinity<RangeMarker, RangeMarker, SmartPsiElementPointer> markers =
Trinity.<RangeMarker, RangeMarker, SmartPsiElementPointer>create(
origMarker, rangeMarker, elementPointer);
myMarkers.add(markers);
origMarker.setGreedyToRight(true);
rangeMarker.setGreedyToRight(true);
if (origMarker.getStartOffset() > curOffset) {
origMarker.setGreedyToLeft(true);
rangeMarker.setGreedyToLeft(true);
}
curOffset = origMarker.getEndOffset();
}
initGuardedBlocks(shreds);
}
public void testRangeMarkersAreLazyCreated() throws Exception {
final Document document = EditorFactory.getInstance().createDocument("[xxxxxxxxxxxxxx]");
RangeMarker m1 = document.createRangeMarker(2, 4);
RangeMarker m2 = document.createRangeMarker(2, 4);
assertEquals(2, ((DocumentImpl) document).getRangeMarkersSize());
assertEquals(1, ((DocumentImpl) document).getRangeMarkersNodeSize());
RangeMarker m3 = document.createRangeMarker(2, 5);
assertEquals(2, ((DocumentImpl) document).getRangeMarkersNodeSize());
document.deleteString(4, 5);
assertTrue(m1.isValid());
assertTrue(m2.isValid());
assertTrue(m3.isValid());
assertEquals(1, ((DocumentImpl) document).getRangeMarkersNodeSize());
m1.setGreedyToLeft(true);
assertTrue(m1.isValid());
assertEquals(3, ((DocumentImpl) document).getRangeMarkersSize());
assertEquals(2, ((DocumentImpl) document).getRangeMarkersNodeSize());
m3.dispose();
assertTrue(m1.isValid());
assertTrue(m2.isValid());
assertFalse(m3.isValid());
assertEquals(2, ((DocumentImpl) document).getRangeMarkersSize());
assertEquals(2, ((DocumentImpl) document).getRangeMarkersNodeSize());
}
private void initGuardedBlocks(Place shreds) {
int origOffset = -1;
int curOffset = 0;
for (PsiLanguageInjectionHost.Shred shred : shreds) {
Segment hostRangeMarker = shred.getHostRangeMarker();
int start = shred.getRange().getStartOffset() + shred.getPrefix().length();
int end = shred.getRange().getEndOffset() - shred.getSuffix().length();
if (curOffset < start) {
RangeMarker guard = myNewDocument.createGuardedBlock(curOffset, start);
if (curOffset == 0 && shred == shreds.get(0)) guard.setGreedyToLeft(true);
String padding =
origOffset < 0
? ""
: myOrigDocument.getText().substring(origOffset, hostRangeMarker.getStartOffset());
guard.putUserData(REPLACEMENT_KEY, fixQuotes(padding));
}
curOffset = end;
origOffset = hostRangeMarker.getEndOffset();
}
if (curOffset < myNewDocument.getTextLength()) {
RangeMarker guard =
myNewDocument.createGuardedBlock(curOffset, myNewDocument.getTextLength());
guard.setGreedyToRight(true);
guard.putUserData(REPLACEMENT_KEY, "");
}
}
public void testInsertIntoStartExpandToLeft() throws Exception {
RangeMarker marker = createMarker("0123456789", 2, 5);
marker.setGreedyToLeft(true);
marker.getDocument().insertString(2, "xxx");
assertEquals(2, marker.getStartOffset());
assertEquals(8, marker.getEndOffset());
assertTrue(marker.isValid());
}
public static RangeMarker insertTemporary(
final int endOffset, final Document document, final String temporary) {
final CharSequence chars = document.getCharsSequence();
final int length = chars.length();
final RangeMarker toDelete;
if (endOffset < length && Character.isJavaIdentifierPart(chars.charAt(endOffset))) {
document.insertString(endOffset, temporary);
toDelete = document.createRangeMarker(endOffset, endOffset + 1);
} else if (endOffset >= length) {
toDelete = document.createRangeMarker(length, length);
} else {
toDelete = document.createRangeMarker(endOffset, endOffset);
}
toDelete.setGreedyToLeft(true);
toDelete.setGreedyToRight(true);
return toDelete;
}
QuickEditHandler(
Project project,
@NotNull PsiFile injectedFile,
final PsiFile origFile,
Editor editor,
QuickEditAction action) {
myProject = project;
myEditor = editor;
myAction = action;
myOrigDocument = editor.getDocument();
Place shreds = InjectedLanguageUtil.getShreds(injectedFile);
FileType fileType = injectedFile.getFileType();
Language language = injectedFile.getLanguage();
PsiLanguageInjectionHost.Shred firstShred = ContainerUtil.getFirstItem(shreds);
PsiFileFactory factory = PsiFileFactory.getInstance(project);
String text = InjectedLanguageManager.getInstance(project).getUnescapedText(injectedFile);
String newFileName =
StringUtil.notNullize(language.getDisplayName(), "Injected")
+ " Fragment "
+ "("
+ origFile.getName()
+ ":"
+ firstShred.getHost().getTextRange().getStartOffset()
+ ")"
+ "."
+ fileType.getDefaultExtension();
// preserve \r\n as it is done in MultiHostRegistrarImpl
myNewFile = factory.createFileFromText(newFileName, language, text, true, false);
myNewVirtualFile = ObjectUtils.assertNotNull((LightVirtualFile) myNewFile.getVirtualFile());
myNewVirtualFile.setOriginalFile(origFile.getVirtualFile());
assert myNewFile != null : "PSI file is null";
assert myNewFile.getTextLength() == myNewVirtualFile.getContent().length()
: "PSI / Virtual file text mismatch";
myNewVirtualFile.setOriginalFile(origFile.getVirtualFile());
// suppress possible errors as in injected mode
myNewFile.putUserData(
InjectedLanguageUtil.FRANKENSTEIN_INJECTION,
injectedFile.getUserData(InjectedLanguageUtil.FRANKENSTEIN_INJECTION));
myNewFile.putUserData(FileContextUtil.INJECTED_IN_ELEMENT, shreds.getHostPointer());
myNewDocument = PsiDocumentManager.getInstance(project).getDocument(myNewFile);
assert myNewDocument != null;
EditorActionManager.getInstance()
.setReadonlyFragmentModificationHandler(myNewDocument, new MyQuietHandler());
myOrigCreationStamp =
myOrigDocument.getModificationStamp(); // store creation stamp for UNDO tracking
myOrigDocument.addDocumentListener(this, this);
myNewDocument.addDocumentListener(this, this);
EditorFactory editorFactory = ObjectUtils.assertNotNull(EditorFactory.getInstance());
// not FileEditorManager listener because of RegExp checker and alike
editorFactory.addEditorFactoryListener(
new EditorFactoryAdapter() {
int useCount;
@Override
public void editorCreated(@NotNull EditorFactoryEvent event) {
if (event.getEditor().getDocument() != myNewDocument) return;
useCount++;
}
@Override
public void editorReleased(@NotNull EditorFactoryEvent event) {
if (event.getEditor().getDocument() != myNewDocument) return;
if (--useCount > 0) return;
if (Boolean.TRUE.equals(
myNewVirtualFile.getUserData(FileEditorManagerImpl.CLOSING_TO_REOPEN))) return;
Disposer.dispose(QuickEditHandler.this);
}
},
this);
if ("JAVA".equals(firstShred.getHost().getLanguage().getID())) {
PsiLanguageInjectionHost.Shred lastShred = ContainerUtil.getLastItem(shreds);
myAltFullRange =
myOrigDocument.createRangeMarker(
firstShred.getHostRangeMarker().getStartOffset(),
lastShred.getHostRangeMarker().getEndOffset());
myAltFullRange.setGreedyToLeft(true);
myAltFullRange.setGreedyToRight(true);
initGuardedBlocks(shreds);
myInjectedFile = null;
} else {
initMarkers(shreds);
myAltFullRange = null;
myInjectedFile = injectedFile;
}
}
private void setLeftGreedy(Collection<RangeMarker> leftRestore, boolean greedyToLeft) {
for (RangeMarker rangeMarker : leftRestore) {
rangeMarker.setGreedyToLeft(greedyToLeft);
}
}