2 * Copyright (C) 2006, 2007, 2010 Apple Inc. All rights reserved.
3 * (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
4 * Copyright (C) 2010 Google Inc. All rights reserved.
5 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Library General Public
9 * License as published by the Free Software Foundation; either
10 * version 2 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Library General Public License for more details.
17 * You should have received a copy of the GNU Library General Public License
18 * along with this library; see the file COPYING.LIB. If not, write to
19 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
20 * Boston, MA 02110-1301, USA.
25 #include "RenderTextControlSingleLine.h"
28 #include "CSSStyleSelector.h"
30 #include "EventNames.h"
32 #include "FrameView.h"
33 #include "HTMLInputElement.h"
34 #include "HTMLNames.h"
35 #include "HitTestResult.h"
36 #include "InputElement.h"
37 #include "LocalizedStrings.h"
38 #include "MouseEvent.h"
39 #include "PlatformKeyboardEvent.h"
40 #include "RenderLayer.h"
41 #include "RenderScrollbar.h"
42 #include "RenderTheme.h"
43 #include "SelectionController.h"
45 #include "SimpleFontData.h"
46 #include "TextControlInnerElements.h"
52 using namespace HTMLNames;
54 VisiblePosition RenderTextControlInnerBlock::positionForPoint(const IntPoint& point)
56 IntPoint contentsPoint(point);
58 // Multiline text controls have the scroll on shadowAncestorNode, so we need to take that
61 RenderTextControl* renderer = toRenderTextControl(node()->shadowAncestorNode()->renderer());
62 if (renderer->hasOverflowClip())
63 contentsPoint += renderer->layer()->scrolledContentOffset();
66 return RenderBlock::positionForPoint(contentsPoint);
69 // ----------------------------
71 RenderTextControlSingleLine::RenderTextControlSingleLine(Node* node, bool placeholderVisible)
72 : RenderTextControl(node, placeholderVisible)
73 , m_searchPopupIsVisible(false)
74 , m_shouldDrawCapsLockIndicator(false)
75 , m_searchEventTimer(this, &RenderTextControlSingleLine::searchEventTimerFired)
80 RenderTextControlSingleLine::~RenderTextControlSingleLine()
83 m_searchPopup->popupMenu()->disconnectClient();
88 m_innerBlock->detach();
92 if (m_innerSpinButton)
93 m_innerSpinButton->detach();
94 if (m_outerSpinButton)
95 m_outerSpinButton->detach();
96 #if ENABLE(INPUT_SPEECH)
98 m_speechButton->detach();
102 RenderStyle* RenderTextControlSingleLine::textBaseStyle() const
104 return m_innerBlock ? m_innerBlock->renderer()->style() : style();
107 void RenderTextControlSingleLine::addSearchResult()
109 ASSERT(node()->isHTMLElement());
110 HTMLInputElement* input = static_cast<HTMLInputElement*>(node());
111 if (input->maxResults() <= 0)
114 String value = input->value();
118 Settings* settings = document()->settings();
119 if (!settings || settings->privateBrowsingEnabled())
122 int size = static_cast<int>(m_recentSearches.size());
123 for (int i = size - 1; i >= 0; --i) {
124 if (m_recentSearches[i] == value)
125 m_recentSearches.remove(i);
128 m_recentSearches.insert(0, value);
129 while (static_cast<int>(m_recentSearches.size()) > input->maxResults())
130 m_recentSearches.removeLast();
132 const AtomicString& name = autosaveName();
134 m_searchPopup = document()->page()->chrome()->createSearchPopupMenu(this);
136 m_searchPopup->saveRecentSearches(name, m_recentSearches);
139 void RenderTextControlSingleLine::stopSearchEventTimer()
141 ASSERT(node()->isHTMLElement());
142 m_searchEventTimer.stop();
145 void RenderTextControlSingleLine::showPopup()
147 ASSERT(node()->isHTMLElement());
148 if (m_searchPopupIsVisible)
152 m_searchPopup = document()->page()->chrome()->createSearchPopupMenu(this);
154 if (!m_searchPopup->enabled())
157 m_searchPopupIsVisible = true;
159 const AtomicString& name = autosaveName();
160 m_searchPopup->loadRecentSearches(name, m_recentSearches);
162 // Trim the recent searches list if the maximum size has changed since we last saved.
163 HTMLInputElement* input = static_cast<HTMLInputElement*>(node());
164 if (static_cast<int>(m_recentSearches.size()) > input->maxResults()) {
166 m_recentSearches.removeLast();
167 } while (static_cast<int>(m_recentSearches.size()) > input->maxResults());
169 m_searchPopup->saveRecentSearches(name, m_recentSearches);
172 m_searchPopup->popupMenu()->show(absoluteBoundingBoxRect(true), document()->view(), -1);
175 void RenderTextControlSingleLine::hidePopup()
177 ASSERT(node()->isHTMLElement());
179 m_searchPopup->popupMenu()->hide();
182 void RenderTextControlSingleLine::subtreeHasChanged()
184 RenderTextControl::subtreeHasChanged();
186 ASSERT(node()->isElementNode());
187 Element* element = static_cast<Element*>(node());
188 bool wasChanged = element->wasChangedSinceLastFormControlChangeEvent();
189 element->setChangedSinceLastFormControlChangeEvent(true);
191 InputElement* input = inputElement();
192 // We don't need to call sanitizeUserInputValue() function here because
193 // InputElement::handleBeforeTextInsertedEvent() has already called
194 // sanitizeUserInputValue().
195 // sanitizeValue() is needed because IME input doesn't dispatch BeforeTextInsertedEvent.
196 String value = text();
197 if (input->isAcceptableValue(value))
198 input->setValueFromRenderer(input->sanitizeValue(input->convertFromVisibleValue(value)));
199 if (node()->isHTMLElement()) {
200 // Recalc for :invalid and hasUnacceptableValue() change.
201 static_cast<HTMLInputElement*>(input)->setNeedsStyleRecalc();
205 updateCancelButtonVisibility();
207 // If the incremental attribute is set, then dispatch the search event
208 if (input->searchEventsShouldBeDispatched())
209 startSearchEventTimer();
211 if (!wasChanged && node()->focused()) {
212 if (Frame* frame = this->frame())
213 frame->editor()->textFieldDidBeginEditing(static_cast<Element*>(node()));
216 if (node()->focused()) {
217 if (Frame* frame = document()->frame())
218 frame->editor()->textDidChangeInTextField(static_cast<Element*>(node()));
222 void RenderTextControlSingleLine::paint(PaintInfo& paintInfo, int tx, int ty)
224 RenderTextControl::paint(paintInfo, tx, ty);
226 if (paintInfo.phase == PaintPhaseBlockBackground && m_shouldDrawCapsLockIndicator) {
227 IntRect contentsRect = contentBoxRect();
229 // Center vertically like the text.
230 contentsRect.setY((height() - contentsRect.height()) / 2);
232 // Convert the rect into the coords used for painting the content
233 contentsRect.move(tx + x(), ty + y());
234 theme()->paintCapsLockIndicator(this, paintInfo, contentsRect);
238 void RenderTextControlSingleLine::paintBoxDecorations(PaintInfo& paintInfo, int tx, int ty)
240 paintBoxDecorationsWithSize(paintInfo, tx, ty, width() - decorationWidthRight(), height());
243 void RenderTextControlSingleLine::addFocusRingRects(Vector<IntRect>& rects, int tx, int ty)
245 int w = width() - decorationWidthRight();
247 rects.append(IntRect(tx, ty, w, height()));
250 void RenderTextControlSingleLine::layout()
252 int oldHeight = height();
253 computeLogicalHeight();
255 int oldWidth = width();
256 computeLogicalWidth();
258 bool relayoutChildren = oldHeight != height() || oldWidth != width();
260 #ifdef ANDROID_LAYOUT
261 checkAndSetRelayoutChildren(&relayoutChildren);
264 RenderBox* innerTextRenderer = innerTextElement()->renderBox();
265 RenderBox* innerBlockRenderer = m_innerBlock ? m_innerBlock->renderBox() : 0;
267 // Set the text block height
268 int desiredHeight = textBlockHeight();
269 int currentHeight = innerTextRenderer->height();
271 if (currentHeight > height()) {
272 if (desiredHeight != currentHeight)
273 relayoutChildren = true;
274 innerTextRenderer->style()->setHeight(Length(desiredHeight, Fixed));
276 innerBlockRenderer->style()->setHeight(Length(desiredHeight, Fixed));
279 // Set the text block width
280 int desiredWidth = textBlockWidth();
281 if (desiredWidth != innerTextRenderer->width())
282 relayoutChildren = true;
283 innerTextRenderer->style()->setWidth(Length(desiredWidth, Fixed));
286 int innerBlockWidth = width() - borderAndPaddingWidth();
287 if (innerBlockWidth != innerBlockRenderer->width())
288 relayoutChildren = true;
289 innerBlockRenderer->style()->setWidth(Length(innerBlockWidth, Fixed));
292 RenderBlock::layoutBlock(relayoutChildren);
294 // Center the child block vertically
295 RenderBox* childBlock = innerBlockRenderer ? innerBlockRenderer : innerTextRenderer;
296 currentHeight = childBlock->height();
297 if (currentHeight < height())
298 childBlock->setY((height() - currentHeight) / 2);
300 // Ignores the paddings for the inner spin button.
301 if (RenderBox* spinBox = m_innerSpinButton ? m_innerSpinButton->renderBox() : 0) {
302 spinBox->setLocation(spinBox->x() + paddingRight(), borderTop());
303 spinBox->setHeight(height() - borderTop() - borderBottom());
306 #if ENABLE(INPUT_SPEECH)
307 if (RenderBox* button = m_speechButton ? m_speechButton->renderBox() : 0) {
309 // This is mostly the case where this is a search field. The speech button is a sibling
310 // of the inner block and laid out at the far right.
311 int x = width() - borderAndPaddingWidth() - button->width() - button->borderAndPaddingWidth();
312 int y = (height() - button->height()) / 2;
313 button->setLocation(x, y);
315 // For non-search fields which are simpler and we let the defaut layout handle things
316 // except for small tweaking below.
317 button->setLocation(button->x() + paddingRight(), (height() - button->height()) / 2);
322 // Center the spin button vertically, and move it to the right by
323 // padding + border of the text fields.
324 if (RenderBox* spinBox = m_outerSpinButton ? m_outerSpinButton->renderBox() : 0) {
325 int diff = height() - spinBox->height();
326 // If the diff is odd, the top area over the spin button takes the
327 // remaining one pixel. It's good for Mac NSStepper because it has
328 // shadow at the bottom.
329 int y = (diff / 2) + (diff % 2);
330 int x = width() - borderRight() - paddingRight() - spinBox->width();
331 spinBox->setLocation(x, y);
335 bool RenderTextControlSingleLine::nodeAtPoint(const HitTestRequest& request, HitTestResult& result, int xPos, int yPos, int tx, int ty, HitTestAction hitTestAction)
337 // If we're within the text control, we want to act as if we've hit the inner text block element, in case the point
338 // was on the control but not on the inner element (see Radar 4617841).
340 // In a search field, we want to act as if we've hit the results block if we're to the left of the inner text block,
341 // and act as if we've hit the close block if we're to the right of the inner text block.
343 if (!RenderTextControl::nodeAtPoint(request, result, xPos, yPos, tx, ty, hitTestAction))
346 // If we hit a node inside the inner text element, say that we hit that element,
347 // and if we hit our node (e.g. we're over the border or padding), also say that we hit the
348 // inner text element so that it gains focus.
349 if (result.innerNode()->isDescendantOf(innerTextElement()) || result.innerNode() == node())
350 hitInnerTextElement(result, xPos, yPos, tx, ty);
352 // If we found a spin button, we're done.
353 if (m_innerSpinButton && result.innerNode() == m_innerSpinButton)
355 if (m_outerSpinButton && result.innerNode() == m_outerSpinButton)
357 #if ENABLE(INPUT_SPEECH)
358 if (m_speechButton && result.innerNode() == m_speechButton)
361 // If we're not a search field, or we already found the speech, results or cancel buttons, we're done.
362 if (!m_innerBlock || result.innerNode() == m_resultsButton || result.innerNode() == m_cancelButton)
366 RenderBox* innerBlockRenderer = m_innerBlock->renderBox();
367 RenderBox* innerTextRenderer = innerTextElement()->renderBox();
369 IntPoint localPoint = result.localPoint();
370 localPoint.move(-innerBlockRenderer->x(), -innerBlockRenderer->y());
372 int textLeft = tx + x() + innerBlockRenderer->x() + innerTextRenderer->x();
373 if (m_resultsButton && m_resultsButton->renderer() && xPos < textLeft)
374 innerNode = m_resultsButton.get();
377 int textRight = textLeft + innerTextRenderer->width();
378 if (m_cancelButton && m_cancelButton->renderer() && xPos > textRight)
379 innerNode = m_cancelButton.get();
383 result.setInnerNode(innerNode);
384 localPoint.move(-innerNode->renderBox()->x(), -innerNode->renderBox()->y());
387 result.setLocalPoint(localPoint);
391 void RenderTextControlSingleLine::forwardEvent(Event* event)
393 RenderBox* innerTextRenderer = innerTextElement()->renderBox();
395 if (event->type() == eventNames().blurEvent) {
396 if (innerTextRenderer) {
397 if (RenderLayer* innerLayer = innerTextRenderer->layer())
398 innerLayer->scrollToOffset(!style()->isLeftToRightDirection() ? innerLayer->scrollWidth() : 0, 0);
401 capsLockStateMayHaveChanged();
402 } else if (event->type() == eventNames().focusEvent)
403 capsLockStateMayHaveChanged();
405 if (!event->isMouseEvent()) {
406 RenderTextControl::forwardEvent(event);
410 #if ENABLE(INPUT_SPEECH)
411 if (RenderBox* speechBox = m_speechButton ? m_speechButton->renderBox() : 0) {
412 FloatPoint pointInTextControlCoords = absoluteToLocal(static_cast<MouseEvent*>(event)->absoluteLocation(), false, true);
413 if (speechBox->frameRect().contains(roundedIntPoint(pointInTextControlCoords))) {
414 m_speechButton->defaultEventHandler(event);
420 FloatPoint localPoint = innerTextRenderer->absoluteToLocal(static_cast<MouseEvent*>(event)->absoluteLocation(), false, true);
421 int textRight = innerTextRenderer->borderBoxRect().maxX();
423 if (m_resultsButton && localPoint.x() < innerTextRenderer->borderBoxRect().x())
424 m_resultsButton->defaultEventHandler(event);
425 else if (m_cancelButton && localPoint.x() > textRight)
426 m_cancelButton->defaultEventHandler(event);
427 else if (m_innerSpinButton && localPoint.x() > textRight && m_innerSpinButton->renderBox() && localPoint.x() < textRight + m_innerSpinButton->renderBox()->width())
428 m_innerSpinButton->defaultEventHandler(event);
429 else if (m_outerSpinButton && localPoint.x() > textRight)
430 m_outerSpinButton->defaultEventHandler(event);
432 RenderTextControl::forwardEvent(event);
435 void RenderTextControlSingleLine::styleDidChange(StyleDifference diff, const RenderStyle* oldStyle)
437 RenderTextControl::styleDidChange(diff, oldStyle);
439 if (RenderObject* innerBlockRenderer = m_innerBlock ? m_innerBlock->renderer() : 0) {
440 // We may have set the width and the height in the old style in layout().
441 // Reset them now to avoid getting a spurious layout hint.
442 innerBlockRenderer->style()->setHeight(Length());
443 innerBlockRenderer->style()->setWidth(Length());
444 innerBlockRenderer->setStyle(createInnerBlockStyle(style()));
447 if (RenderObject* resultsRenderer = m_resultsButton ? m_resultsButton->renderer() : 0)
448 resultsRenderer->setStyle(createResultsButtonStyle(style()));
450 if (RenderObject* cancelRenderer = m_cancelButton ? m_cancelButton->renderer() : 0)
451 cancelRenderer->setStyle(createCancelButtonStyle(style()));
453 if (RenderObject* spinRenderer = m_outerSpinButton ? m_outerSpinButton->renderer() : 0)
454 spinRenderer->setStyle(createOuterSpinButtonStyle());
456 if (RenderObject* spinRenderer = m_innerSpinButton ? m_innerSpinButton->renderer() : 0)
457 spinRenderer->setStyle(createInnerSpinButtonStyle());
459 #if ENABLE(INPUT_SPEECH)
460 if (RenderObject* speechRenderer = m_speechButton ? m_speechButton->renderer() : 0)
461 speechRenderer->setStyle(createSpeechButtonStyle());
464 setHasOverflowClip(false);
467 void RenderTextControlSingleLine::capsLockStateMayHaveChanged()
469 if (!node() || !document())
472 // Only draw the caps lock indicator if these things are true:
473 // 1) The field is a password field
474 // 2) The frame is active
475 // 3) The element is focused
476 // 4) The caps lock is on
477 bool shouldDrawCapsLockIndicator = false;
479 if (Frame* frame = document()->frame())
480 shouldDrawCapsLockIndicator = inputElement()->isPasswordField()
481 && frame->selection()->isFocusedAndActive()
482 && document()->focusedNode() == node()
483 && PlatformKeyboardEvent::currentCapsLockState();
485 if (shouldDrawCapsLockIndicator != m_shouldDrawCapsLockIndicator) {
486 m_shouldDrawCapsLockIndicator = shouldDrawCapsLockIndicator;
491 bool RenderTextControlSingleLine::hasControlClip() const
493 bool clip = m_cancelButton;
497 IntRect RenderTextControlSingleLine::controlClipRect(int tx, int ty) const
499 // This should only get called for search & speech inputs.
500 ASSERT(hasControlClip());
502 IntRect clipRect = IntRect(m_innerBlock->renderBox()->frameRect());
503 clipRect.move(tx, ty);
507 int RenderTextControlSingleLine::textBlockWidth() const
509 int width = RenderTextControl::textBlockWidth();
511 if (RenderBox* resultsRenderer = m_resultsButton ? m_resultsButton->renderBox() : 0) {
512 resultsRenderer->computeLogicalWidth();
513 width -= resultsRenderer->width() + resultsRenderer->marginLeft() + resultsRenderer->marginRight();
516 if (RenderBox* cancelRenderer = m_cancelButton ? m_cancelButton->renderBox() : 0) {
517 cancelRenderer->computeLogicalWidth();
518 width -= cancelRenderer->width() + cancelRenderer->marginLeft() + cancelRenderer->marginRight();
521 if (RenderBox* spinRenderer = m_innerSpinButton ? m_innerSpinButton->renderBox() : 0) {
522 spinRenderer->computeLogicalWidth();
523 width -= spinRenderer->width() + spinRenderer->marginLeft() + spinRenderer->marginRight();
526 #if ENABLE(INPUT_SPEECH)
527 if (RenderBox* speechRenderer = m_speechButton ? m_speechButton->renderBox() : 0) {
528 speechRenderer->computeLogicalWidth();
529 width -= speechRenderer->width() + speechRenderer->marginLeft() + speechRenderer->marginRight();
533 return width - decorationWidthRight();
536 int RenderTextControlSingleLine::decorationWidthRight() const
539 if (RenderBox* spinRenderer = m_outerSpinButton ? m_outerSpinButton->renderBox() : 0) {
540 spinRenderer->computeLogicalWidth();
541 width += spinRenderer->width() + spinRenderer->marginLeft() + spinRenderer->marginRight();
544 width += paddingRight() + borderRight();
548 float RenderTextControlSingleLine::getAvgCharWidth(AtomicString family)
550 // Since Lucida Grande is the default font, we want this to match the width
551 // of MS Shell Dlg, the default font for textareas in Firefox, Safari Win and
552 // IE for some encodings (in IE, the default font is encoding specific).
553 // 901 is the avgCharWidth value in the OS/2 table for MS Shell Dlg.
554 if (family == AtomicString("Lucida Grande"))
555 return scaleEmToUnits(901);
557 return RenderTextControl::getAvgCharWidth(family);
560 int RenderTextControlSingleLine::preferredContentWidth(float charWidth) const
562 int factor = inputElement()->size();
566 int result = static_cast<int>(ceilf(charWidth * factor));
568 float maxCharWidth = 0.f;
569 AtomicString family = style()->font().family().family();
570 // Since Lucida Grande is the default font, we want this to match the width
571 // of MS Shell Dlg, the default font for textareas in Firefox, Safari Win and
572 // IE for some encodings (in IE, the default font is encoding specific).
573 // 4027 is the (xMax - xMin) value in the "head" font table for MS Shell Dlg.
574 if (family == AtomicString("Lucida Grande"))
575 maxCharWidth = scaleEmToUnits(4027);
576 else if (hasValidAvgCharWidth(family))
577 maxCharWidth = roundf(style()->font().primaryFont()->maxCharWidth());
579 // For text inputs, IE adds some extra width.
580 if (maxCharWidth > 0.f)
581 result += maxCharWidth - charWidth;
583 if (RenderBox* resultsRenderer = m_resultsButton ? m_resultsButton->renderBox() : 0)
584 result += resultsRenderer->borderLeft() + resultsRenderer->borderRight() +
585 resultsRenderer->paddingLeft() + resultsRenderer->paddingRight();
587 if (RenderBox* cancelRenderer = m_cancelButton ? m_cancelButton->renderBox() : 0)
588 result += cancelRenderer->borderLeft() + cancelRenderer->borderRight() +
589 cancelRenderer->paddingLeft() + cancelRenderer->paddingRight();
591 #if ENABLE(INPUT_SPEECH)
592 if (RenderBox* speechRenderer = m_speechButton ? m_speechButton->renderBox() : 0) {
593 result += speechRenderer->borderLeft() + speechRenderer->borderRight() +
594 speechRenderer->paddingLeft() + speechRenderer->paddingRight();
600 int RenderTextControlSingleLine::preferredDecorationWidthRight() const
603 if (RenderBox* spinRenderer = m_outerSpinButton ? m_outerSpinButton->renderBox() : 0) {
604 spinRenderer->computeLogicalWidth();
605 width += spinRenderer->minPreferredLogicalWidth() + spinRenderer->marginLeft() + spinRenderer->marginRight();
608 width += paddingRight() + borderRight();
612 void RenderTextControlSingleLine::adjustControlHeightBasedOnLineHeight(int lineHeight)
614 if (RenderBox* resultsRenderer = m_resultsButton ? m_resultsButton->renderBox() : 0) {
615 resultsRenderer->computeLogicalHeight();
616 setHeight(max(height(),
617 resultsRenderer->borderTop() + resultsRenderer->borderBottom() +
618 resultsRenderer->paddingTop() + resultsRenderer->paddingBottom() +
619 resultsRenderer->marginTop() + resultsRenderer->marginBottom()));
620 lineHeight = max(lineHeight, resultsRenderer->height());
622 if (RenderBox* cancelRenderer = m_cancelButton ? m_cancelButton->renderBox() : 0) {
623 cancelRenderer->computeLogicalHeight();
624 setHeight(max(height(),
625 cancelRenderer->borderTop() + cancelRenderer->borderBottom() +
626 cancelRenderer->paddingTop() + cancelRenderer->paddingBottom() +
627 cancelRenderer->marginTop() + cancelRenderer->marginBottom()));
628 lineHeight = max(lineHeight, cancelRenderer->height());
631 setHeight(height() + lineHeight);
634 void RenderTextControlSingleLine::createSubtreeIfNeeded()
636 if (inputElement()->isSearchField()) {
638 // Create the inner block element
639 m_innerBlock = TextControlInnerElement::create(toHTMLElement(node()));
640 m_innerBlock->attachInnerElement(node(), createInnerBlockStyle(style()), renderArena());
643 #if ENABLE(INPUT_SPEECH)
644 if (inputElement()->isSpeechEnabled() && !m_speechButton) {
645 // Create the speech button element.
646 m_speechButton = InputFieldSpeechButtonElement::create(toHTMLElement(node()));
647 m_speechButton->attachInnerElement(node(), createSpeechButtonStyle(), renderArena());
651 if (!m_resultsButton) {
652 // Create the search results button element.
653 m_resultsButton = SearchFieldResultsButtonElement::create(document());
654 m_resultsButton->attachInnerElement(m_innerBlock.get(), createResultsButtonStyle(m_innerBlock->renderer()->style()), renderArena());
657 // Create innerText element before adding the other buttons.
658 RenderTextControl::createSubtreeIfNeeded(m_innerBlock.get());
660 if (!m_cancelButton) {
661 // Create the cancel button element.
662 m_cancelButton = SearchFieldCancelButtonElement::create(document());
663 m_cancelButton->attachInnerElement(m_innerBlock.get(), createCancelButtonStyle(m_innerBlock->renderer()->style()), renderArena());
666 RenderTextControl::createSubtreeIfNeeded(0);
668 #if ENABLE(INPUT_SPEECH)
669 if (inputElement()->isSpeechEnabled() && !m_speechButton) {
670 // Create the speech button element.
671 m_speechButton = InputFieldSpeechButtonElement::create(toHTMLElement(node()));
672 m_speechButton->attachInnerElement(node(), createSpeechButtonStyle(), renderArena());
676 bool hasSpinButton = inputElement()->hasSpinButton();
678 if (hasSpinButton && !m_innerSpinButton) {
679 m_innerSpinButton = SpinButtonElement::create(toHTMLElement(node()));
680 m_innerSpinButton->attachInnerElement(node(), createInnerSpinButtonStyle(), renderArena());
682 if (hasSpinButton && !m_outerSpinButton) {
683 m_outerSpinButton = SpinButtonElement::create(toHTMLElement(node()));
684 m_outerSpinButton->attachInnerElement(node(), createOuterSpinButtonStyle(), renderArena());
689 void RenderTextControlSingleLine::updateFromElement()
691 createSubtreeIfNeeded();
692 RenderTextControl::updateFromElement();
695 updateCancelButtonVisibility();
697 if (!inputElement()->suggestedValue().isNull())
698 setInnerTextValue(inputElement()->suggestedValue());
700 if (node()->hasTagName(inputTag)) {
701 // For HTMLInputElement, update the renderer value if the formControlValueMatchesRenderer()
702 // flag is false. It protects an unacceptable renderer value from
703 // being overwritten with the DOM value.
704 if (!static_cast<HTMLInputElement*>(node())->formControlValueMatchesRenderer())
705 setInnerTextValue(inputElement()->visibleValue());
709 if (m_searchPopupIsVisible)
710 m_searchPopup->popupMenu()->updateFromElement();
713 void RenderTextControlSingleLine::cacheSelection(int start, int end)
715 inputElement()->cacheSelection(start, end);
718 PassRefPtr<RenderStyle> RenderTextControlSingleLine::createInnerTextStyle(const RenderStyle* startStyle) const
720 RefPtr<RenderStyle> textBlockStyle = RenderStyle::create();
721 textBlockStyle->inheritFrom(startStyle);
722 adjustInnerTextStyle(startStyle, textBlockStyle.get());
724 textBlockStyle->setWhiteSpace(PRE);
725 textBlockStyle->setWordWrap(NormalWordWrap);
726 textBlockStyle->setOverflowX(OHIDDEN);
727 textBlockStyle->setOverflowY(OHIDDEN);
729 // Do not allow line-height to be smaller than our default.
730 if (textBlockStyle->fontMetrics().lineSpacing() > lineHeight(true, HorizontalLine, PositionOfInteriorLineBoxes))
731 textBlockStyle->setLineHeight(Length(-100.0f, Percent));
733 WebCore::EDisplay display = (m_innerBlock || inputElement()->hasSpinButton() ? INLINE_BLOCK : BLOCK);
734 #if ENABLE(INPUT_SPEECH)
735 if (inputElement()->isSpeechEnabled())
736 display = INLINE_BLOCK;
738 textBlockStyle->setDisplay(display);
740 // We're adding one extra pixel of padding to match WinIE.
741 textBlockStyle->setPaddingLeft(Length(1, Fixed));
742 textBlockStyle->setPaddingRight(Length(1, Fixed));
744 return textBlockStyle.release();
747 PassRefPtr<RenderStyle> RenderTextControlSingleLine::createInnerBlockStyle(const RenderStyle* startStyle) const
749 ASSERT(node()->isHTMLElement());
751 RefPtr<RenderStyle> innerBlockStyle = RenderStyle::create();
752 innerBlockStyle->inheritFrom(startStyle);
754 innerBlockStyle->setDisplay(BLOCK);
755 innerBlockStyle->setDirection(LTR);
757 // We don't want the shadow dom to be editable, so we set this block to read-only in case the input itself is editable.
758 innerBlockStyle->setUserModify(READ_ONLY);
760 return innerBlockStyle.release();
763 PassRefPtr<RenderStyle> RenderTextControlSingleLine::createResultsButtonStyle(const RenderStyle* startStyle) const
765 ASSERT(node()->isHTMLElement());
766 HTMLInputElement* input = static_cast<HTMLInputElement*>(node());
768 RefPtr<RenderStyle> resultsBlockStyle;
769 if (input->maxResults() < 0)
770 resultsBlockStyle = getCachedPseudoStyle(SEARCH_DECORATION);
771 else if (!input->maxResults())
772 resultsBlockStyle = getCachedPseudoStyle(SEARCH_RESULTS_DECORATION);
774 resultsBlockStyle = getCachedPseudoStyle(SEARCH_RESULTS_BUTTON);
776 if (!resultsBlockStyle)
777 resultsBlockStyle = RenderStyle::create();
780 resultsBlockStyle->inheritFrom(startStyle);
782 return resultsBlockStyle.release();
785 PassRefPtr<RenderStyle> RenderTextControlSingleLine::createCancelButtonStyle(const RenderStyle* startStyle) const
787 ASSERT(node()->isHTMLElement());
788 RefPtr<RenderStyle> cancelBlockStyle;
790 if (RefPtr<RenderStyle> pseudoStyle = getCachedPseudoStyle(SEARCH_CANCEL_BUTTON))
791 // We may be sharing style with another search field, but we must not share the cancel button style.
792 cancelBlockStyle = RenderStyle::clone(pseudoStyle.get());
794 cancelBlockStyle = RenderStyle::create();
797 cancelBlockStyle->inheritFrom(startStyle);
799 cancelBlockStyle->setVisibility(visibilityForCancelButton());
800 return cancelBlockStyle.release();
803 PassRefPtr<RenderStyle> RenderTextControlSingleLine::createInnerSpinButtonStyle() const
805 ASSERT(node()->isHTMLElement());
806 RefPtr<RenderStyle> buttonStyle = getCachedPseudoStyle(INNER_SPIN_BUTTON);
808 buttonStyle = RenderStyle::create();
809 buttonStyle->inheritFrom(style());
810 return buttonStyle.release();
813 PassRefPtr<RenderStyle> RenderTextControlSingleLine::createOuterSpinButtonStyle() const
815 ASSERT(node()->isHTMLElement());
816 RefPtr<RenderStyle> buttonStyle = getCachedPseudoStyle(OUTER_SPIN_BUTTON);
818 buttonStyle = RenderStyle::create();
819 buttonStyle->inheritFrom(style());
820 return buttonStyle.release();
823 #if ENABLE(INPUT_SPEECH)
824 PassRefPtr<RenderStyle> RenderTextControlSingleLine::createSpeechButtonStyle() const
826 ASSERT(node()->isHTMLElement());
827 RefPtr<RenderStyle> buttonStyle = getCachedPseudoStyle(INPUT_SPEECH_BUTTON);
829 buttonStyle = RenderStyle::create();
830 buttonStyle->inheritFrom(style());
831 return buttonStyle.release();
835 void RenderTextControlSingleLine::updateCancelButtonVisibility() const
837 if (!m_cancelButton->renderer())
840 const RenderStyle* curStyle = m_cancelButton->renderer()->style();
841 EVisibility buttonVisibility = visibilityForCancelButton();
842 if (curStyle->visibility() == buttonVisibility)
845 RefPtr<RenderStyle> cancelButtonStyle = RenderStyle::clone(curStyle);
846 cancelButtonStyle->setVisibility(buttonVisibility);
847 m_cancelButton->renderer()->setStyle(cancelButtonStyle);
850 EVisibility RenderTextControlSingleLine::visibilityForCancelButton() const
852 ASSERT(node()->isHTMLElement());
853 HTMLInputElement* input = static_cast<HTMLInputElement*>(node());
854 return input->value().isEmpty() ? HIDDEN : VISIBLE;
857 const AtomicString& RenderTextControlSingleLine::autosaveName() const
859 return static_cast<Element*>(node())->getAttribute(autosaveAttr);
862 void RenderTextControlSingleLine::startSearchEventTimer()
864 ASSERT(node()->isHTMLElement());
865 unsigned length = text().length();
867 // If there's no text, fire the event right away.
869 stopSearchEventTimer();
870 static_cast<HTMLInputElement*>(node())->onSearch();
874 // After typing the first key, we wait 0.5 seconds.
875 // After the second key, 0.4 seconds, then 0.3, then 0.2 from then on.
876 m_searchEventTimer.startOneShot(max(0.2, 0.6 - 0.1 * length));
879 void RenderTextControlSingleLine::searchEventTimerFired(Timer<RenderTextControlSingleLine>*)
881 ASSERT(node()->isHTMLElement());
882 static_cast<HTMLInputElement*>(node())->onSearch();
885 // PopupMenuClient methods
886 void RenderTextControlSingleLine::valueChanged(unsigned listIndex, bool fireEvents)
888 ASSERT(node()->isHTMLElement());
889 ASSERT(static_cast<int>(listIndex) < listSize());
890 HTMLInputElement* input = static_cast<HTMLInputElement*>(node());
891 if (static_cast<int>(listIndex) == (listSize() - 1)) {
893 m_recentSearches.clear();
894 const AtomicString& name = autosaveName();
895 if (!name.isEmpty()) {
897 m_searchPopup = document()->page()->chrome()->createSearchPopupMenu(this);
898 m_searchPopup->saveRecentSearches(name, m_recentSearches);
902 input->setValue(itemText(listIndex));
909 String RenderTextControlSingleLine::itemText(unsigned listIndex) const
911 int size = listSize();
914 return searchMenuNoRecentSearchesText();
917 return searchMenuRecentSearchesText();
918 if (itemIsSeparator(listIndex))
920 if (static_cast<int>(listIndex) == (size - 1))
921 return searchMenuClearRecentSearchesText();
922 return m_recentSearches[listIndex - 1];
925 String RenderTextControlSingleLine::itemLabel(unsigned) const
930 String RenderTextControlSingleLine::itemIcon(unsigned) const
935 bool RenderTextControlSingleLine::itemIsEnabled(unsigned listIndex) const
937 if (!listIndex || itemIsSeparator(listIndex))
942 PopupMenuStyle RenderTextControlSingleLine::itemStyle(unsigned) const
947 PopupMenuStyle RenderTextControlSingleLine::menuStyle() const
949 return PopupMenuStyle(style()->visitedDependentColor(CSSPropertyColor), style()->visitedDependentColor(CSSPropertyBackgroundColor), style()->font(), style()->visibility() == VISIBLE, style()->display() == NONE, style()->textIndent(), style()->direction(), style()->unicodeBidi() == Override);
952 int RenderTextControlSingleLine::clientInsetLeft() const
954 // Inset the menu by the radius of the cap on the left so that
955 // it only runs along the straight part of the bezel.
959 int RenderTextControlSingleLine::clientInsetRight() const
961 // Inset the menu by the radius of the cap on the right so that
962 // it only runs along the straight part of the bezel (unless it needs
967 int RenderTextControlSingleLine::clientPaddingLeft() const
969 int padding = paddingLeft();
971 if (RenderBox* resultsRenderer = m_resultsButton ? m_resultsButton->renderBox() : 0)
972 padding += resultsRenderer->width() + resultsRenderer->marginLeft() + resultsRenderer->paddingLeft() + resultsRenderer->marginRight() + resultsRenderer->paddingRight();
977 int RenderTextControlSingleLine::clientPaddingRight() const
979 int padding = paddingRight();
981 if (RenderBox* cancelRenderer = m_cancelButton ? m_cancelButton->renderBox() : 0)
982 padding += cancelRenderer->width() + cancelRenderer->marginLeft() + cancelRenderer->paddingLeft() + cancelRenderer->marginRight() + cancelRenderer->paddingRight();
987 int RenderTextControlSingleLine::listSize() const
989 // If there are no recent searches, then our menu will have 1 "No recent searches" item.
990 if (!m_recentSearches.size())
992 // Otherwise, leave room in the menu for a header, a separator, and the "Clear recent searches" item.
993 return m_recentSearches.size() + 3;
996 int RenderTextControlSingleLine::selectedIndex() const
1001 void RenderTextControlSingleLine::popupDidHide()
1003 m_searchPopupIsVisible = false;
1006 bool RenderTextControlSingleLine::itemIsSeparator(unsigned listIndex) const
1008 // The separator will be the second to last item in our list.
1009 return static_cast<int>(listIndex) == (listSize() - 2);
1012 bool RenderTextControlSingleLine::itemIsLabel(unsigned listIndex) const
1014 return listIndex == 0;
1017 bool RenderTextControlSingleLine::itemIsSelected(unsigned) const
1022 void RenderTextControlSingleLine::setTextFromItem(unsigned listIndex)
1024 ASSERT(node()->isHTMLElement());
1025 static_cast<HTMLInputElement*>(node())->setValue(itemText(listIndex));
1028 FontSelector* RenderTextControlSingleLine::fontSelector() const
1030 return document()->styleSelector()->fontSelector();
1033 HostWindow* RenderTextControlSingleLine::hostWindow() const
1035 return document()->view()->hostWindow();
1038 void RenderTextControlSingleLine::autoscroll()
1040 RenderLayer* layer = innerTextElement()->renderBox()->layer();
1042 layer->autoscroll();
1045 int RenderTextControlSingleLine::scrollWidth() const
1047 if (innerTextElement())
1048 return innerTextElement()->scrollWidth();
1049 return RenderBlock::scrollWidth();
1052 int RenderTextControlSingleLine::scrollHeight() const
1054 if (innerTextElement())
1055 return innerTextElement()->scrollHeight();
1056 return RenderBlock::scrollHeight();
1059 int RenderTextControlSingleLine::scrollLeft() const
1061 if (innerTextElement())
1062 return innerTextElement()->scrollLeft();
1063 return RenderBlock::scrollLeft();
1066 int RenderTextControlSingleLine::scrollTop() const
1068 if (innerTextElement())
1069 return innerTextElement()->scrollTop();
1070 return RenderBlock::scrollTop();
1073 void RenderTextControlSingleLine::setScrollLeft(int newLeft)
1075 if (innerTextElement())
1076 innerTextElement()->setScrollLeft(newLeft);
1079 void RenderTextControlSingleLine::setScrollTop(int newTop)
1081 if (innerTextElement())
1082 innerTextElement()->setScrollTop(newTop);
1085 bool RenderTextControlSingleLine::scroll(ScrollDirection direction, ScrollGranularity granularity, float multiplier, Node** stopNode)
1087 RenderLayer* layer = innerTextElement()->renderBox()->layer();
1088 if (layer && layer->scroll(direction, granularity, multiplier))
1090 return RenderBlock::scroll(direction, granularity, multiplier, stopNode);
1093 bool RenderTextControlSingleLine::logicalScroll(ScrollLogicalDirection direction, ScrollGranularity granularity, float multiplier, Node** stopNode)
1095 RenderLayer* layer = innerTextElement()->renderBox()->layer();
1096 if (layer && layer->scroll(logicalToPhysical(direction, style()->isHorizontalWritingMode(), style()->isFlippedBlocksWritingMode()), granularity, multiplier))
1098 return RenderBlock::logicalScroll(direction, granularity, multiplier, stopNode);
1101 PassRefPtr<Scrollbar> RenderTextControlSingleLine::createScrollbar(ScrollableArea* scrollableArea, ScrollbarOrientation orientation, ScrollbarControlSize controlSize)
1103 RefPtr<Scrollbar> widget;
1104 bool hasCustomScrollbarStyle = style()->hasPseudoStyle(SCROLLBAR);
1105 if (hasCustomScrollbarStyle)
1106 widget = RenderScrollbar::createCustomScrollbar(scrollableArea, orientation, this);
1108 widget = Scrollbar::createNativeScrollbar(scrollableArea, orientation, controlSize);
1109 return widget.release();
1112 InputElement* RenderTextControlSingleLine::inputElement() const
1114 return node()->toInputElement();
1117 int RenderTextControlSingleLine::textBlockInsetLeft() const
1119 int inset = borderLeft() + clientPaddingLeft();
1120 if (HTMLElement* innerText = innerTextElement()) {
1121 if (RenderBox* innerTextRenderer = innerText->renderBox())
1122 inset += innerTextRenderer->paddingLeft();
1127 int RenderTextControlSingleLine::textBlockInsetRight() const
1129 int inset = borderRight() + clientPaddingRight();
1130 if (HTMLElement* innerText = innerTextElement()) {
1131 if (RenderBox* innerTextRenderer = innerText->renderBox())
1132 inset += innerTextRenderer->paddingRight();
1137 int RenderTextControlSingleLine::textBlockInsetTop() const
1139 RenderBox* innerRenderer = 0;
1141 innerRenderer = m_innerBlock->renderBox();
1142 else if (HTMLElement* innerText = innerTextElement())
1143 innerRenderer = innerText->renderBox();
1146 return innerRenderer->y();
1148 return borderTop() + paddingTop();