void DocumentMarkerController::removeMarkers(Range* range, DocumentMarker::MarkerTypes markerTypes, RemovePartiallyOverlappingMarkerOrNot shouldRemovePartiallyOverlappingMarker)
{
for (TextIterator markedText(range); !markedText.atEnd(); markedText.advance()) {
if (!possiblyHasMarkers(markerTypes))
return;
ASSERT(!m_markers.isEmpty());
RefPtr<Range> textPiece = markedText.range();
int startOffset = textPiece->startOffset();
int endOffset = textPiece->endOffset();
removeMarkers(textPiece->startContainer(), startOffset, endOffset - startOffset, markerTypes, shouldRemovePartiallyOverlappingMarker);
}
}
void InputElement::handleBeforeTextInsertedEvent(InputElementData& data, InputElement* inputElement, Element* element, Event* event)
{
ASSERT(event->isBeforeTextInsertedEvent());
// Make sure that the text to be inserted will not violate the maxLength.
// We use RenderTextControlSingleLine::text() instead of InputElement::value()
// because they can be mismatched by sanitizeValue() in
// RenderTextControlSingleLine::subtreeHasChanged() in some cases.
unsigned oldLength = numGraphemeClusters(toRenderTextControlSingleLine(element->renderer())->text());
// selectionLength represents the selection length of this text field to be
// removed by this insertion.
// If the text field has no focus, we don't need to take account of the
// selection length. The selection is the source of text drag-and-drop in
// that case, and nothing in the text field will be removed.
unsigned selectionLength = element->focused() ? numGraphemeClusters(plainText(element->document()->frame()->selection()->selection().toNormalizedRange().get())) : 0;
ASSERT(oldLength >= selectionLength);
// Selected characters will be removed by the next text event.
unsigned baseLength = oldLength - selectionLength;
unsigned maxLength = static_cast<unsigned>(inputElement->supportsMaxLength() ? data.maxLength() : s_maximumLength); // maxLength() can never be negative.
unsigned appendableLength = maxLength > baseLength ? maxLength - baseLength : 0;
// Truncate the inserted text to avoid violating the maxLength and other constraints.
BeforeTextInsertedEvent* textEvent = static_cast<BeforeTextInsertedEvent*>(event);
#if ENABLE(WCSS)
RefPtr<Range> range = element->document()->frame()->selection()->selection().toNormalizedRange();
String candidateString = toRenderTextControlSingleLine(element->renderer())->text();
if (selectionLength)
candidateString.replace(range->startOffset(), range->endOffset(), textEvent->text());
else
candidateString.insert(textEvent->text(), range->startOffset());
if (!isConformToInputMask(inputElement->data(), candidateString)) {
textEvent->setText("");
return;
}
#endif
textEvent->setText(sanitizeUserInputValue(inputElement, textEvent->text(), appendableLength));
}
void DocumentMarkerController::addDictationPhraseWithAlternativesMarker(Range* range, const Vector<String>& interpretations)
{
ASSERT(interpretations.size() > 1);
if (interpretations.size() <= 1)
return;
size_t numberOfAlternatives = interpretations.size() - 1;
for (TextIterator markedText(range); !markedText.atEnd(); markedText.advance()) {
RefPtr<Range> textPiece = markedText.range();
DocumentMarker marker(DocumentMarker::DictationPhraseWithAlternatives, textPiece->startOffset(), textPiece->endOffset(), "", Vector<String>(numberOfAlternatives), RetainPtr<id>());
for (size_t i = 0; i < numberOfAlternatives; ++i)
marker.setAlternative(interpretations[i + 1], i);
addMarker(&textPiece->startContainer(), marker);
}
}
PassRefPtr<Range> CharacterIterator::range() const
{
RefPtr<Range> r = m_textIterator.range();
if (!m_textIterator.atEnd()) {
if (m_textIterator.length() <= 1) {
ASSERT(m_runOffset == 0);
} else {
int exception = 0;
Node *n = r->startContainer(exception);
ASSERT(n == r->endContainer(exception));
int offset = r->startOffset(exception) + m_runOffset;
r->setStart(n, offset, exception);
r->setEnd(n, offset + 1, exception);
}
}
return r.release();
}
void DOMSelection::deleteFromDocument()
{
if (!m_frame)
return;
FrameSelection& selection = m_frame->selection();
if (selection.isNone())
return;
RefPtr<Range> selectedRange = selection.selection().toNormalizedRange();
if (!selectedRange)
return;
selectedRange->deleteContents(ASSERT_NO_EXCEPTION);
setBaseAndExtent(&selectedRange->startContainer(), selectedRange->startOffset(), &selectedRange->startContainer(), selectedRange->startOffset());
}
void DocumentMarkerController::addTextMatchMarker(const Range* range, bool activeMatch)
{
// Use a TextIterator to visit the potentially multiple nodes the range covers.
for (TextIterator markedText(range); !markedText.atEnd(); markedText.advance()) {
RefPtr<Range> textPiece = markedText.range();
unsigned startOffset = textPiece->startOffset();
unsigned endOffset = textPiece->endOffset();
addMarker(textPiece->startContainer(), DocumentMarker(startOffset, endOffset, activeMatch));
if (endOffset > startOffset) {
// Rendered rects for markers in WebKit are not populated until each time
// the markers are painted. However, we need it to happen sooner, because
// the whole purpose of tickmarks on the scrollbar is to show where
// matches off-screen are (that haven't been painted yet).
Node* node = textPiece->startContainer();
Vector<RenderedDocumentMarker*> markers = markersFor(node);
markers[markers.size() - 1]->setRenderedRect(range->boundingBox());
}
}
}
void DOMSelection::deleteFromDocument()
{
if (!m_frame)
return;
FrameSelection* selection = m_frame->selection();
if (selection->isNone())
return;
if (isCollapsed())
selection->modify(FrameSelection::AlterationExtend, DirectionBackward, CharacterGranularity);
RefPtr<Range> selectedRange = selection->selection().toNormalizedRange();
if (!selectedRange)
return;
selectedRange->deleteContents(ASSERT_NO_EXCEPTION);
setBaseAndExtent(selectedRange->startContainer(ASSERT_NO_EXCEPTION), selectedRange->startOffset(), selectedRange->startContainer(), selectedRange->startOffset(), ASSERT_NO_EXCEPTION);
}
void DOMSelection::deleteFromDocument()
{
if (!m_frame)
return;
SelectionController* selection = m_frame->selection();
if (selection->isNone())
return;
if (isCollapsed())
selection->modify(SelectionController::EXTEND, SelectionController::BACKWARD, CharacterGranularity);
RefPtr<Range> selectedRange = selection->selection().toNormalizedRange();
ExceptionCode ec = 0;
selectedRange->deleteContents(ec);
ASSERT(!ec);
setBaseAndExtent(selectedRange->startContainer(ec), selectedRange->startOffset(ec), selectedRange->startContainer(ec), selectedRange->startOffset(ec), ec);
ASSERT(!ec);
}
void InputMethodController::setCompositionFromExistingText(const Vector<CompositionUnderline>& underlines, unsigned compositionStart, unsigned compositionEnd)
{
Element* editable = m_frame.selection().rootEditableElement();
Position base = m_frame.selection().base().downstream();
Node* baseNode = base.anchorNode();
if (editable->firstChild() == baseNode && editable->lastChild() == baseNode && baseNode->isTextNode()) {
m_compositionNode = nullptr;
m_customCompositionUnderlines.clear();
if (base.anchorType() != Position::PositionIsOffsetInAnchor)
return;
if (!baseNode || baseNode != m_frame.selection().extent().anchorNode())
return;
m_compositionNode = toText(baseNode);
RefPtr<Range> range = PlainTextRange(compositionStart, compositionEnd).createRange(*editable);
m_compositionStart = range->startOffset();
m_compositionEnd = range->endOffset();
m_customCompositionUnderlines = underlines;
size_t numUnderlines = m_customCompositionUnderlines.size();
for (size_t i = 0; i < numUnderlines; ++i) {
m_customCompositionUnderlines[i].startOffset += m_compositionStart;
m_customCompositionUnderlines[i].endOffset += m_compositionStart;
}
// TODO(ojan): What was this for? Do we need it in sky since we
// don't need to support legacy IMEs?
if (baseNode->renderer())
baseNode->document().scheduleVisualUpdate();
return;
}
Editor::RevealSelectionScope revealSelectionScope(&editor());
SelectionOffsetsScope selectionOffsetsScope(this);
setSelectionOffsets(PlainTextRange(compositionStart, compositionEnd));
setComposition(m_frame.selectedText(), underlines, 0, 0);
}
bool DOMSelection::containsNode(Node& node, bool allowPartial) const
{
if (!m_frame)
return false;
FrameSelection& selection = m_frame->selection();
if (m_frame->document() != &node.document() || selection.isNone())
return false;
Ref<Node> protectedNode(node);
RefPtr<Range> selectedRange = selection.selection().toNormalizedRange();
ContainerNode* parentNode = node.parentNode();
if (!parentNode || !parentNode->inDocument())
return false;
unsigned nodeIndex = node.computeNodeIndex();
ExceptionCode ec = 0;
bool nodeFullySelected = Range::compareBoundaryPoints(parentNode, nodeIndex, &selectedRange->startContainer(), selectedRange->startOffset(), ec) >= 0 && !ec
&& Range::compareBoundaryPoints(parentNode, nodeIndex + 1, &selectedRange->endContainer(), selectedRange->endOffset(), ec) <= 0 && !ec;
ASSERT(!ec);
if (nodeFullySelected)
return true;
bool nodeFullyUnselected = (Range::compareBoundaryPoints(parentNode, nodeIndex, &selectedRange->endContainer(), selectedRange->endOffset(), ec) > 0 && !ec)
|| (Range::compareBoundaryPoints(parentNode, nodeIndex + 1, &selectedRange->startContainer(), selectedRange->startOffset(), ec) < 0 && !ec);
ASSERT(!ec);
if (nodeFullyUnselected)
return false;
return allowPartial || node.isTextNode();
}
bool DumpRenderTreeSupportEfl::selectedRange(Evas_Object* ewkView, int* start, int* length)
{
if (!(start && length))
return false;
DRT_SUPPRT_PAGE_GET_OR_RETURN(ewkView, page, false);
if (!page->focusController() || !page->focusController()->focusedOrMainFrame())
return false;
WebCore::Frame* frame = page->focusController()->focusedOrMainFrame();
RefPtr<WebCore::Range> range = frame->selection()->toNormalizedRange().get();
if (!range)
return false;
WebCore::Element* selectionRoot = frame->selection()->rootEditableElement();
WebCore::Element* scope = selectionRoot ? selectionRoot : frame->document()->documentElement();
RefPtr<WebCore::Range> testRange = WebCore::Range::create(scope->document(), scope, 0, range->startContainer(), range->startOffset());
*start = WebCore::TextIterator::rangeLength(testRange.get());
WebCore::ExceptionCode ec;
testRange->setEnd(range->endContainer(), range->endOffset(), ec);
*length = WebCore::TextIterator::rangeLength(testRange.get());
return true;
}
bool DumpRenderTreeSupportGtk::selectedRange(WebKitWebView* webView, int* start, int* length)
{
g_return_val_if_fail(WEBKIT_IS_WEB_VIEW(webView), false);
g_return_val_if_fail(start && length, false);
Frame* frame = core(webView)->focusController()->focusedOrMainFrame();
if (!frame)
return false;
RefPtr<Range> range = frame->selection()->toNormalizedRange().get();
if (!range)
return false;
Element* selectionRoot = frame->selection()->rootEditableElement();
Element* scope = selectionRoot ? selectionRoot : frame->document()->documentElement();
RefPtr<Range> testRange = Range::create(scope->document(), scope, 0, range->startContainer(), range->startOffset());
ASSERT(testRange->startContainer() == scope);
*start = TextIterator::rangeLength(testRange.get());
ExceptionCode ec;
testRange->setEnd(range->endContainer(), range->endOffset(), ec);
ASSERT(testRange->startContainer() == scope);
*length = TextIterator::rangeLength(testRange.get());
return true;
}
void DocumentMarkerController::addDictationResultMarker(Range* range, const RetainPtr<id>& metadata)
{
// Use a TextIterator to visit the potentially multiple nodes the range covers.
for (TextIterator markedText(range); !markedText.atEnd(); markedText.advance()) {
RefPtr<Range> textPiece = markedText.range();
addMarker(textPiece->startContainer(), DocumentMarker(DocumentMarker::DictationResult, textPiece->startOffset(), textPiece->endOffset(), String(), Vector<String>(), metadata));
}
}
void DocumentMarkerController::addDictationResultMarker(Range* range, const RetainPtr<id>& metadata)
{
for (TextIterator markedText(range); !markedText.atEnd(); markedText.advance()) {
RefPtr<Range> textPiece = markedText.range();
addMarker(&textPiece->startContainer(), DocumentMarker(DocumentMarker::DictationResult, textPiece->startOffset(), textPiece->endOffset(), String(), Vector<String>(), metadata));
}
}
bool DOMSelection::containsNode(const Node* n, bool allowPartial) const
{
if (!m_frame)
return false;
SelectionController* selection = m_frame->selection();
if (!n || selection->isNone())
return false;
Node* parentNode = n->parentNode();
unsigned nodeIndex = n->nodeIndex();
RefPtr<Range> selectedRange = selection->selection().toNormalizedRange();
if (!parentNode)
return false;
ExceptionCode ec = 0;
bool nodeFullySelected = Range::compareBoundaryPoints(parentNode, nodeIndex, selectedRange->startContainer(ec), selectedRange->startOffset(ec)) >= 0
&& Range::compareBoundaryPoints(parentNode, nodeIndex + 1, selectedRange->endContainer(ec), selectedRange->endOffset(ec)) <= 0;
ASSERT(!ec);
if (nodeFullySelected)
return true;
bool nodeFullyUnselected = Range::compareBoundaryPoints(parentNode, nodeIndex, selectedRange->endContainer(ec), selectedRange->endOffset(ec)) > 0
|| Range::compareBoundaryPoints(parentNode, nodeIndex + 1, selectedRange->startContainer(ec), selectedRange->startOffset(ec)) < 0;
ASSERT(!ec);
if (nodeFullyUnselected)
return false;
return allowPartial || n->isTextNode();
}
QVariantList DumpRenderTreeSupportQt::selectedRange(QWebPageAdapter *adapter)
{
WebCore::Frame* frame = adapter->page->focusController()->focusedOrMainFrame();
QVariantList selectedRange;
RefPtr<Range> range = frame->selection()->toNormalizedRange().get();
Element* selectionRoot = frame->selection()->rootEditableElement();
Element* scope = selectionRoot ? selectionRoot : frame->document()->documentElement();
RefPtr<Range> testRange = Range::create(scope->document(), scope, 0, range->startContainer(), range->startOffset());
ASSERT(testRange->startContainer() == scope);
int startPosition = TextIterator::rangeLength(testRange.get());
ExceptionCode ec;
testRange->setEnd(range->endContainer(), range->endOffset(), ec);
ASSERT(testRange->startContainer() == scope);
int endPosition = TextIterator::rangeLength(testRange.get());
selectedRange << startPosition << (endPosition - startPosition);
return selectedRange;
}
bool DOMSelection::containsNode(const Node* n, bool allowPartial) const
{
if (!m_frame)
return false;
FrameSelection& selection = m_frame->selection();
if (!n || m_frame->document() != n->document() || selection.isNone())
return false;
unsigned nodeIndex = n->nodeIndex();
RefPtr<Range> selectedRange = selection.selection().toNormalizedRange();
ContainerNode* parentNode = n->parentNode();
if (!parentNode)
return false;
TrackExceptionState exceptionState;
bool nodeFullySelected = Range::compareBoundaryPoints(parentNode, nodeIndex, selectedRange->startContainer(), selectedRange->startOffset(), exceptionState) >= 0 && !exceptionState.hadException()
&& Range::compareBoundaryPoints(parentNode, nodeIndex + 1, selectedRange->endContainer(), selectedRange->endOffset(), exceptionState) <= 0 && !exceptionState.hadException();
if (exceptionState.hadException())
return false;
if (nodeFullySelected)
return true;
bool nodeFullyUnselected = (Range::compareBoundaryPoints(parentNode, nodeIndex, selectedRange->endContainer(), selectedRange->endOffset(), exceptionState) > 0 && !exceptionState.hadException())
|| (Range::compareBoundaryPoints(parentNode, nodeIndex + 1, selectedRange->startContainer(), selectedRange->startOffset(), exceptionState) < 0 && !exceptionState.hadException());
ASSERT(!exceptionState.hadException());
if (nodeFullyUnselected)
return false;
return allowPartial || n->isTextNode();
}
