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1 /**
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).
6  *
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.
11  *
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.
16  *
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.
21  *
22  */
23 
24 #include "config.h"
25 #include "RenderTextControlSingleLine.h"
26 
27 #include "Chrome.h"
28 #include "CSSStyleSelector.h"
29 #include "Event.h"
30 #include "EventNames.h"
31 #include "Frame.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"
44 #include "Settings.h"
45 #include "SimpleFontData.h"
46 #include "TextControlInnerElements.h"
47 
48 using namespace std;
49 
50 namespace WebCore {
51 
52 using namespace HTMLNames;
53 
positionForPoint(const IntPoint & point)54 VisiblePosition RenderTextControlInnerBlock::positionForPoint(const IntPoint& point)
55 {
56     IntPoint contentsPoint(point);
57 
58     // Multiline text controls have the scroll on shadowAncestorNode, so we need to take that
59     // into account here.
60     if (m_multiLine) {
61         RenderTextControl* renderer = toRenderTextControl(node()->shadowAncestorNode()->renderer());
62         if (renderer->hasOverflowClip())
63             contentsPoint += renderer->layer()->scrolledContentOffset();
64     }
65 
66     return RenderBlock::positionForPoint(contentsPoint);
67 }
68 
69 // ----------------------------
70 
RenderTextControlSingleLine(Node * node,bool placeholderVisible)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)
76     , m_searchPopup(0)
77 {
78 }
79 
~RenderTextControlSingleLine()80 RenderTextControlSingleLine::~RenderTextControlSingleLine()
81 {
82     if (m_searchPopup) {
83         m_searchPopup->popupMenu()->disconnectClient();
84         m_searchPopup = 0;
85     }
86 
87     if (m_innerBlock) {
88         m_innerBlock->detach();
89         m_innerBlock = 0;
90     }
91 
92     if (m_innerSpinButton)
93         m_innerSpinButton->detach();
94     if (m_outerSpinButton)
95         m_outerSpinButton->detach();
96 #if ENABLE(INPUT_SPEECH)
97     if (m_speechButton)
98         m_speechButton->detach();
99 #endif
100 }
101 
textBaseStyle() const102 RenderStyle* RenderTextControlSingleLine::textBaseStyle() const
103 {
104     return m_innerBlock ? m_innerBlock->renderer()->style() : style();
105 }
106 
addSearchResult()107 void RenderTextControlSingleLine::addSearchResult()
108 {
109     ASSERT(node()->isHTMLElement());
110     HTMLInputElement* input = static_cast<HTMLInputElement*>(node());
111     if (input->maxResults() <= 0)
112         return;
113 
114     String value = input->value();
115     if (value.isEmpty())
116         return;
117 
118     Settings* settings = document()->settings();
119     if (!settings || settings->privateBrowsingEnabled())
120         return;
121 
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);
126     }
127 
128     m_recentSearches.insert(0, value);
129     while (static_cast<int>(m_recentSearches.size()) > input->maxResults())
130         m_recentSearches.removeLast();
131 
132     const AtomicString& name = autosaveName();
133     if (!m_searchPopup)
134         m_searchPopup = document()->page()->chrome()->createSearchPopupMenu(this);
135 
136     m_searchPopup->saveRecentSearches(name, m_recentSearches);
137 }
138 
stopSearchEventTimer()139 void RenderTextControlSingleLine::stopSearchEventTimer()
140 {
141     ASSERT(node()->isHTMLElement());
142     m_searchEventTimer.stop();
143 }
144 
showPopup()145 void RenderTextControlSingleLine::showPopup()
146 {
147     ASSERT(node()->isHTMLElement());
148     if (m_searchPopupIsVisible)
149         return;
150 
151     if (!m_searchPopup)
152         m_searchPopup = document()->page()->chrome()->createSearchPopupMenu(this);
153 
154     if (!m_searchPopup->enabled())
155         return;
156 
157     m_searchPopupIsVisible = true;
158 
159     const AtomicString& name = autosaveName();
160     m_searchPopup->loadRecentSearches(name, m_recentSearches);
161 
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()) {
165         do {
166             m_recentSearches.removeLast();
167         } while (static_cast<int>(m_recentSearches.size()) > input->maxResults());
168 
169         m_searchPopup->saveRecentSearches(name, m_recentSearches);
170     }
171 
172     m_searchPopup->popupMenu()->show(absoluteBoundingBoxRect(true), document()->view(), -1);
173 }
174 
hidePopup()175 void RenderTextControlSingleLine::hidePopup()
176 {
177     ASSERT(node()->isHTMLElement());
178     if (m_searchPopup)
179         m_searchPopup->popupMenu()->hide();
180 }
181 
subtreeHasChanged()182 void RenderTextControlSingleLine::subtreeHasChanged()
183 {
184     RenderTextControl::subtreeHasChanged();
185 
186     ASSERT(node()->isElementNode());
187     Element* element = static_cast<Element*>(node());
188     bool wasChanged = element->wasChangedSinceLastFormControlChangeEvent();
189     element->setChangedSinceLastFormControlChangeEvent(true);
190 
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();
202     }
203 
204     if (m_cancelButton)
205         updateCancelButtonVisibility();
206 
207     // If the incremental attribute is set, then dispatch the search event
208     if (input->searchEventsShouldBeDispatched())
209         startSearchEventTimer();
210 
211     if (!wasChanged && node()->focused()) {
212         if (Frame* frame = this->frame())
213             frame->editor()->textFieldDidBeginEditing(static_cast<Element*>(node()));
214     }
215 
216     if (node()->focused()) {
217         if (Frame* frame = document()->frame())
218             frame->editor()->textDidChangeInTextField(static_cast<Element*>(node()));
219     }
220 }
221 
paint(PaintInfo & paintInfo,int tx,int ty)222 void RenderTextControlSingleLine::paint(PaintInfo& paintInfo, int tx, int ty)
223 {
224     RenderTextControl::paint(paintInfo, tx, ty);
225 
226     if (paintInfo.phase == PaintPhaseBlockBackground && m_shouldDrawCapsLockIndicator) {
227         IntRect contentsRect = contentBoxRect();
228 
229         // Center vertically like the text.
230         contentsRect.setY((height() - contentsRect.height()) / 2);
231 
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);
235     }
236 }
237 
paintBoxDecorations(PaintInfo & paintInfo,int tx,int ty)238 void RenderTextControlSingleLine::paintBoxDecorations(PaintInfo& paintInfo, int tx, int ty)
239 {
240     paintBoxDecorationsWithSize(paintInfo, tx, ty, width() - decorationWidthRight(), height());
241 }
242 
addFocusRingRects(Vector<IntRect> & rects,int tx,int ty)243 void RenderTextControlSingleLine::addFocusRingRects(Vector<IntRect>& rects, int tx, int ty)
244 {
245     int w = width() - decorationWidthRight();
246     if (w && height())
247         rects.append(IntRect(tx, ty, w, height()));
248 }
249 
layout()250 void RenderTextControlSingleLine::layout()
251 {
252     int oldHeight = height();
253     computeLogicalHeight();
254 
255     int oldWidth = width();
256     computeLogicalWidth();
257 
258     bool relayoutChildren = oldHeight != height() || oldWidth != width();
259 
260 #ifdef ANDROID_LAYOUT
261     checkAndSetRelayoutChildren(&relayoutChildren);
262 #endif
263 
264     RenderBox* innerTextRenderer = innerTextElement()->renderBox();
265     RenderBox* innerBlockRenderer = m_innerBlock ? m_innerBlock->renderBox() : 0;
266 
267     // Set the text block height
268     int desiredHeight = textBlockHeight();
269     int currentHeight = innerTextRenderer->height();
270 
271     if (currentHeight > height()) {
272         if (desiredHeight != currentHeight)
273             relayoutChildren = true;
274         innerTextRenderer->style()->setHeight(Length(desiredHeight, Fixed));
275         if (m_innerBlock)
276             innerBlockRenderer->style()->setHeight(Length(desiredHeight, Fixed));
277     }
278 
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));
284 
285     if (m_innerBlock) {
286         int innerBlockWidth = width() - borderAndPaddingWidth();
287         if (innerBlockWidth != innerBlockRenderer->width())
288             relayoutChildren = true;
289         innerBlockRenderer->style()->setWidth(Length(innerBlockWidth, Fixed));
290     }
291 
292     RenderBlock::layoutBlock(relayoutChildren);
293 
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);
299 
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());
304     }
305 
306 #if ENABLE(INPUT_SPEECH)
307     if (RenderBox* button = m_speechButton ? m_speechButton->renderBox() : 0) {
308         if (m_innerBlock) {
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);
314         } else {
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);
318         }
319     }
320 #endif
321 
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);
332     }
333 }
334 
nodeAtPoint(const HitTestRequest & request,HitTestResult & result,int xPos,int yPos,int tx,int ty,HitTestAction hitTestAction)335 bool RenderTextControlSingleLine::nodeAtPoint(const HitTestRequest& request, HitTestResult& result, int xPos, int yPos, int tx, int ty, HitTestAction hitTestAction)
336 {
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).
339 
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.
342 
343     if (!RenderTextControl::nodeAtPoint(request, result, xPos, yPos, tx, ty, hitTestAction))
344         return false;
345 
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);
351 
352     // If we found a spin button, we're done.
353     if (m_innerSpinButton && result.innerNode() == m_innerSpinButton)
354         return true;
355     if (m_outerSpinButton && result.innerNode() == m_outerSpinButton)
356         return true;
357 #if ENABLE(INPUT_SPEECH)
358     if (m_speechButton && result.innerNode() == m_speechButton)
359         return true;
360 #endif
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)
363         return true;
364 
365     Node* innerNode = 0;
366     RenderBox* innerBlockRenderer = m_innerBlock->renderBox();
367     RenderBox* innerTextRenderer = innerTextElement()->renderBox();
368 
369     IntPoint localPoint = result.localPoint();
370     localPoint.move(-innerBlockRenderer->x(), -innerBlockRenderer->y());
371 
372     int textLeft = tx + x() + innerBlockRenderer->x() + innerTextRenderer->x();
373     if (m_resultsButton && m_resultsButton->renderer() && xPos < textLeft)
374         innerNode = m_resultsButton.get();
375 
376     if (!innerNode) {
377         int textRight = textLeft + innerTextRenderer->width();
378         if (m_cancelButton && m_cancelButton->renderer() && xPos > textRight)
379             innerNode = m_cancelButton.get();
380     }
381 
382     if (innerNode) {
383         result.setInnerNode(innerNode);
384         localPoint.move(-innerNode->renderBox()->x(), -innerNode->renderBox()->y());
385     }
386 
387     result.setLocalPoint(localPoint);
388     return true;
389 }
390 
forwardEvent(Event * event)391 void RenderTextControlSingleLine::forwardEvent(Event* event)
392 {
393     RenderBox* innerTextRenderer = innerTextElement()->renderBox();
394 
395     if (event->type() == eventNames().blurEvent) {
396         if (innerTextRenderer) {
397             if (RenderLayer* innerLayer = innerTextRenderer->layer())
398                 innerLayer->scrollToOffset(!style()->isLeftToRightDirection() ? innerLayer->scrollWidth() : 0, 0);
399         }
400 
401         capsLockStateMayHaveChanged();
402     } else if (event->type() == eventNames().focusEvent)
403         capsLockStateMayHaveChanged();
404 
405     if (!event->isMouseEvent()) {
406         RenderTextControl::forwardEvent(event);
407         return;
408     }
409 
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);
415             return;
416         }
417     }
418 #endif
419 
420     FloatPoint localPoint = innerTextRenderer->absoluteToLocal(static_cast<MouseEvent*>(event)->absoluteLocation(), false, true);
421     int textRight = innerTextRenderer->borderBoxRect().maxX();
422 
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
428         RenderTextControl::forwardEvent(event);
429 }
430 
styleDidChange(StyleDifference diff,const RenderStyle * oldStyle)431 void RenderTextControlSingleLine::styleDidChange(StyleDifference diff, const RenderStyle* oldStyle)
432 {
433     RenderTextControl::styleDidChange(diff, oldStyle);
434 
435     if (RenderObject* innerBlockRenderer = m_innerBlock ? m_innerBlock->renderer() : 0) {
436         // We may have set the width and the height in the old style in layout().
437         // Reset them now to avoid getting a spurious layout hint.
438         innerBlockRenderer->style()->setHeight(Length());
439         innerBlockRenderer->style()->setWidth(Length());
440         innerBlockRenderer->setStyle(createInnerBlockStyle(style()));
441     }
442 
443     if (RenderObject* resultsRenderer = m_resultsButton ? m_resultsButton->renderer() : 0)
444         resultsRenderer->setStyle(createResultsButtonStyle(style()));
445 
446     if (RenderObject* cancelRenderer = m_cancelButton ? m_cancelButton->renderer() : 0)
447         cancelRenderer->setStyle(createCancelButtonStyle(style()));
448 
449     if (RenderObject* spinRenderer = m_outerSpinButton ? m_outerSpinButton->renderer() : 0)
450         spinRenderer->setStyle(createOuterSpinButtonStyle());
451 
452     if (RenderObject* spinRenderer = m_innerSpinButton ? m_innerSpinButton->renderer() : 0)
453         spinRenderer->setStyle(createInnerSpinButtonStyle());
454 
455 #if ENABLE(INPUT_SPEECH)
456     if (RenderObject* speechRenderer = m_speechButton ? m_speechButton->renderer() : 0)
457         speechRenderer->setStyle(createSpeechButtonStyle());
458 #endif
459 
460     setHasOverflowClip(false);
461 }
462 
capsLockStateMayHaveChanged()463 void RenderTextControlSingleLine::capsLockStateMayHaveChanged()
464 {
465     if (!node() || !document())
466         return;
467 
468     // Only draw the caps lock indicator if these things are true:
469     // 1) The field is a password field
470     // 2) The frame is active
471     // 3) The element is focused
472     // 4) The caps lock is on
473     bool shouldDrawCapsLockIndicator = false;
474 
475     if (Frame* frame = document()->frame())
476         shouldDrawCapsLockIndicator = inputElement()->isPasswordField()
477                                       && frame->selection()->isFocusedAndActive()
478                                       && document()->focusedNode() == node()
479                                       && PlatformKeyboardEvent::currentCapsLockState();
480 
481     if (shouldDrawCapsLockIndicator != m_shouldDrawCapsLockIndicator) {
482         m_shouldDrawCapsLockIndicator = shouldDrawCapsLockIndicator;
483         repaint();
484     }
485 }
486 
hasControlClip() const487 bool RenderTextControlSingleLine::hasControlClip() const
488 {
489     bool clip = m_cancelButton;
490     return clip;
491 }
492 
controlClipRect(int tx,int ty) const493 IntRect RenderTextControlSingleLine::controlClipRect(int tx, int ty) const
494 {
495     // This should only get called for search & speech inputs.
496     ASSERT(hasControlClip());
497 
498     IntRect clipRect = IntRect(m_innerBlock->renderBox()->frameRect());
499     clipRect.move(tx, ty);
500     return clipRect;
501 }
502 
textBlockWidth() const503 int RenderTextControlSingleLine::textBlockWidth() const
504 {
505     int width = RenderTextControl::textBlockWidth();
506 
507     if (RenderBox* resultsRenderer = m_resultsButton ? m_resultsButton->renderBox() : 0) {
508         resultsRenderer->computeLogicalWidth();
509         width -= resultsRenderer->width() + resultsRenderer->marginLeft() + resultsRenderer->marginRight();
510     }
511 
512     if (RenderBox* cancelRenderer = m_cancelButton ? m_cancelButton->renderBox() : 0) {
513         cancelRenderer->computeLogicalWidth();
514         width -= cancelRenderer->width() + cancelRenderer->marginLeft() + cancelRenderer->marginRight();
515     }
516 
517     if (RenderBox* spinRenderer = m_innerSpinButton ? m_innerSpinButton->renderBox() : 0) {
518         spinRenderer->computeLogicalWidth();
519         width -= spinRenderer->width() + spinRenderer->marginLeft() + spinRenderer->marginRight();
520     }
521 
522 #if ENABLE(INPUT_SPEECH)
523     if (RenderBox* speechRenderer = m_speechButton ? m_speechButton->renderBox() : 0) {
524         speechRenderer->computeLogicalWidth();
525         width -= speechRenderer->width() + speechRenderer->marginLeft() + speechRenderer->marginRight();
526     }
527 #endif
528 
529     return width - decorationWidthRight();
530 }
531 
decorationWidthRight() const532 int RenderTextControlSingleLine::decorationWidthRight() const
533 {
534     int width = 0;
535     if (RenderBox* spinRenderer = m_outerSpinButton ? m_outerSpinButton->renderBox() : 0) {
536         spinRenderer->computeLogicalWidth();
537         width += spinRenderer->width() + spinRenderer->marginLeft() + spinRenderer->marginRight();
538     }
539     if (width > 0)
540         width += paddingRight() + borderRight();
541     return width;
542 }
543 
getAvgCharWidth(AtomicString family)544 float RenderTextControlSingleLine::getAvgCharWidth(AtomicString family)
545 {
546     // Since Lucida Grande is the default font, we want this to match the width
547     // of MS Shell Dlg, the default font for textareas in Firefox, Safari Win and
548     // IE for some encodings (in IE, the default font is encoding specific).
549     // 901 is the avgCharWidth value in the OS/2 table for MS Shell Dlg.
550     if (family == AtomicString("Lucida Grande"))
551         return scaleEmToUnits(901);
552 
553     return RenderTextControl::getAvgCharWidth(family);
554 }
555 
preferredContentWidth(float charWidth) const556 int RenderTextControlSingleLine::preferredContentWidth(float charWidth) const
557 {
558     int factor = inputElement()->size();
559     if (factor <= 0)
560         factor = 20;
561 
562     int result = static_cast<int>(ceilf(charWidth * factor));
563 
564     float maxCharWidth = 0.f;
565     AtomicString family = style()->font().family().family();
566     // Since Lucida Grande is the default font, we want this to match the width
567     // of MS Shell Dlg, the default font for textareas in Firefox, Safari Win and
568     // IE for some encodings (in IE, the default font is encoding specific).
569     // 4027 is the (xMax - xMin) value in the "head" font table for MS Shell Dlg.
570     if (family == AtomicString("Lucida Grande"))
571         maxCharWidth = scaleEmToUnits(4027);
572     else if (hasValidAvgCharWidth(family))
573         maxCharWidth = roundf(style()->font().primaryFont()->maxCharWidth());
574 
575     // For text inputs, IE adds some extra width.
576     if (maxCharWidth > 0.f)
577         result += maxCharWidth - charWidth;
578 
579     if (RenderBox* resultsRenderer = m_resultsButton ? m_resultsButton->renderBox() : 0)
580         result += resultsRenderer->borderLeft() + resultsRenderer->borderRight() +
581                   resultsRenderer->paddingLeft() + resultsRenderer->paddingRight();
582 
583     if (RenderBox* cancelRenderer = m_cancelButton ? m_cancelButton->renderBox() : 0)
584         result += cancelRenderer->borderLeft() + cancelRenderer->borderRight() +
585                   cancelRenderer->paddingLeft() + cancelRenderer->paddingRight();
586 
587 #if ENABLE(INPUT_SPEECH)
588     if (RenderBox* speechRenderer = m_speechButton ? m_speechButton->renderBox() : 0) {
589         result += speechRenderer->borderLeft() + speechRenderer->borderRight() +
590                   speechRenderer->paddingLeft() + speechRenderer->paddingRight();
591     }
592 #endif
593     return result;
594 }
595 
preferredDecorationWidthRight() const596 int RenderTextControlSingleLine::preferredDecorationWidthRight() const
597 {
598     int width = 0;
599     if (RenderBox* spinRenderer = m_outerSpinButton ? m_outerSpinButton->renderBox() : 0) {
600         spinRenderer->computeLogicalWidth();
601         width += spinRenderer->minPreferredLogicalWidth() + spinRenderer->marginLeft() + spinRenderer->marginRight();
602     }
603     if (width > 0)
604         width += paddingRight() + borderRight();
605     return width;
606 }
607 
adjustControlHeightBasedOnLineHeight(int lineHeight)608 void RenderTextControlSingleLine::adjustControlHeightBasedOnLineHeight(int lineHeight)
609 {
610     if (RenderBox* resultsRenderer = m_resultsButton ? m_resultsButton->renderBox() : 0) {
611         resultsRenderer->computeLogicalHeight();
612         setHeight(max(height(),
613                   resultsRenderer->borderTop() + resultsRenderer->borderBottom() +
614                   resultsRenderer->paddingTop() + resultsRenderer->paddingBottom() +
615                   resultsRenderer->marginTop() + resultsRenderer->marginBottom()));
616         lineHeight = max(lineHeight, resultsRenderer->height());
617     }
618     if (RenderBox* cancelRenderer = m_cancelButton ? m_cancelButton->renderBox() : 0) {
619         cancelRenderer->computeLogicalHeight();
620         setHeight(max(height(),
621                   cancelRenderer->borderTop() + cancelRenderer->borderBottom() +
622                   cancelRenderer->paddingTop() + cancelRenderer->paddingBottom() +
623                   cancelRenderer->marginTop() + cancelRenderer->marginBottom()));
624         lineHeight = max(lineHeight, cancelRenderer->height());
625     }
626 
627     setHeight(height() + lineHeight);
628 }
629 
createSubtreeIfNeeded()630 void RenderTextControlSingleLine::createSubtreeIfNeeded()
631 {
632     if (inputElement()->isSearchField()) {
633         if (!m_innerBlock) {
634             // Create the inner block element
635             m_innerBlock = TextControlInnerElement::create(toHTMLElement(node()));
636             m_innerBlock->attachInnerElement(node(), createInnerBlockStyle(style()), renderArena());
637         }
638 
639 #if ENABLE(INPUT_SPEECH)
640         if (inputElement()->isSpeechEnabled() && !m_speechButton) {
641             // Create the speech button element.
642             m_speechButton = InputFieldSpeechButtonElement::create(toHTMLElement(node()));
643             m_speechButton->attachInnerElement(node(), createSpeechButtonStyle(), renderArena());
644         }
645 #endif
646 
647         if (!m_resultsButton) {
648             // Create the search results button element.
649             m_resultsButton = SearchFieldResultsButtonElement::create(document());
650             m_resultsButton->attachInnerElement(m_innerBlock.get(), createResultsButtonStyle(m_innerBlock->renderer()->style()), renderArena());
651         }
652 
653         // Create innerText element before adding the other buttons.
654         RenderTextControl::createSubtreeIfNeeded(m_innerBlock.get());
655 
656         if (!m_cancelButton) {
657             // Create the cancel button element.
658             m_cancelButton = SearchFieldCancelButtonElement::create(document());
659             m_cancelButton->attachInnerElement(m_innerBlock.get(), createCancelButtonStyle(m_innerBlock->renderer()->style()), renderArena());
660         }
661     } else {
662         RenderTextControl::createSubtreeIfNeeded(0);
663 
664 #if ENABLE(INPUT_SPEECH)
665         if (inputElement()->isSpeechEnabled() && !m_speechButton) {
666             // Create the speech button element.
667             m_speechButton = InputFieldSpeechButtonElement::create(toHTMLElement(node()));
668             m_speechButton->attachInnerElement(node(), createSpeechButtonStyle(), renderArena());
669         }
670 #endif
671 
672         bool hasSpinButton = inputElement()->hasSpinButton();
673 
674         if (hasSpinButton && !m_innerSpinButton) {
675             m_innerSpinButton = SpinButtonElement::create(toHTMLElement(node()));
676             m_innerSpinButton->attachInnerElement(node(), createInnerSpinButtonStyle(), renderArena());
677         }
678         if (hasSpinButton && !m_outerSpinButton) {
679             m_outerSpinButton = SpinButtonElement::create(toHTMLElement(node()));
680             m_outerSpinButton->attachInnerElement(node(), createOuterSpinButtonStyle(), renderArena());
681         }
682     }
683 }
684 
updateFromElement()685 void RenderTextControlSingleLine::updateFromElement()
686 {
687     createSubtreeIfNeeded();
688     RenderTextControl::updateFromElement();
689 
690     if (m_cancelButton)
691         updateCancelButtonVisibility();
692 
693     if (!inputElement()->suggestedValue().isNull())
694         setInnerTextValue(inputElement()->suggestedValue());
695     else {
696         if (node()->hasTagName(inputTag)) {
697             // For HTMLInputElement, update the renderer value if the formControlValueMatchesRenderer()
698             // flag is false. It protects an unacceptable renderer value from
699             // being overwritten with the DOM value.
700             if (!static_cast<HTMLInputElement*>(node())->formControlValueMatchesRenderer())
701                 setInnerTextValue(inputElement()->visibleValue());
702         }
703     }
704 
705     if (m_searchPopupIsVisible)
706         m_searchPopup->popupMenu()->updateFromElement();
707 }
708 
cacheSelection(int start,int end)709 void RenderTextControlSingleLine::cacheSelection(int start, int end)
710 {
711     inputElement()->cacheSelection(start, end);
712 }
713 
createInnerTextStyle(const RenderStyle * startStyle) const714 PassRefPtr<RenderStyle> RenderTextControlSingleLine::createInnerTextStyle(const RenderStyle* startStyle) const
715 {
716     RefPtr<RenderStyle> textBlockStyle = RenderStyle::create();
717     textBlockStyle->inheritFrom(startStyle);
718     adjustInnerTextStyle(startStyle, textBlockStyle.get());
719 
720     textBlockStyle->setWhiteSpace(PRE);
721     textBlockStyle->setWordWrap(NormalWordWrap);
722     textBlockStyle->setOverflowX(OHIDDEN);
723     textBlockStyle->setOverflowY(OHIDDEN);
724 
725     // Do not allow line-height to be smaller than our default.
726     if (textBlockStyle->fontMetrics().lineSpacing() > lineHeight(true, HorizontalLine, PositionOfInteriorLineBoxes))
727         textBlockStyle->setLineHeight(Length(-100.0f, Percent));
728 
729     WebCore::EDisplay display = (m_innerBlock || inputElement()->hasSpinButton() ? INLINE_BLOCK : BLOCK);
730 #if ENABLE(INPUT_SPEECH)
731     if (inputElement()->isSpeechEnabled())
732       display = INLINE_BLOCK;
733 #endif
734     textBlockStyle->setDisplay(display);
735 
736     // We're adding one extra pixel of padding to match WinIE.
737     textBlockStyle->setPaddingLeft(Length(1, Fixed));
738     textBlockStyle->setPaddingRight(Length(1, Fixed));
739 
740     return textBlockStyle.release();
741 }
742 
createInnerBlockStyle(const RenderStyle * startStyle) const743 PassRefPtr<RenderStyle> RenderTextControlSingleLine::createInnerBlockStyle(const RenderStyle* startStyle) const
744 {
745     ASSERT(node()->isHTMLElement());
746 
747     RefPtr<RenderStyle> innerBlockStyle = RenderStyle::create();
748     innerBlockStyle->inheritFrom(startStyle);
749 
750     innerBlockStyle->setDisplay(BLOCK);
751     innerBlockStyle->setDirection(LTR);
752 
753     // 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.
754     innerBlockStyle->setUserModify(READ_ONLY);
755 
756     return innerBlockStyle.release();
757 }
758 
createResultsButtonStyle(const RenderStyle * startStyle) const759 PassRefPtr<RenderStyle> RenderTextControlSingleLine::createResultsButtonStyle(const RenderStyle* startStyle) const
760 {
761     ASSERT(node()->isHTMLElement());
762     HTMLInputElement* input = static_cast<HTMLInputElement*>(node());
763 
764     RefPtr<RenderStyle> resultsBlockStyle;
765     if (input->maxResults() < 0)
766         resultsBlockStyle = getCachedPseudoStyle(SEARCH_DECORATION);
767     else if (!input->maxResults())
768         resultsBlockStyle = getCachedPseudoStyle(SEARCH_RESULTS_DECORATION);
769     else
770         resultsBlockStyle = getCachedPseudoStyle(SEARCH_RESULTS_BUTTON);
771 
772     if (!resultsBlockStyle)
773         resultsBlockStyle = RenderStyle::create();
774 
775     if (startStyle)
776         resultsBlockStyle->inheritFrom(startStyle);
777 
778     return resultsBlockStyle.release();
779 }
780 
createCancelButtonStyle(const RenderStyle * startStyle) const781 PassRefPtr<RenderStyle> RenderTextControlSingleLine::createCancelButtonStyle(const RenderStyle* startStyle) const
782 {
783     ASSERT(node()->isHTMLElement());
784     RefPtr<RenderStyle> cancelBlockStyle;
785 
786     if (RefPtr<RenderStyle> pseudoStyle = getCachedPseudoStyle(SEARCH_CANCEL_BUTTON))
787         // We may be sharing style with another search field, but we must not share the cancel button style.
788         cancelBlockStyle = RenderStyle::clone(pseudoStyle.get());
789     else
790         cancelBlockStyle = RenderStyle::create();
791 
792     if (startStyle)
793         cancelBlockStyle->inheritFrom(startStyle);
794 
795     cancelBlockStyle->setVisibility(visibilityForCancelButton());
796     return cancelBlockStyle.release();
797 }
798 
createInnerSpinButtonStyle() const799 PassRefPtr<RenderStyle> RenderTextControlSingleLine::createInnerSpinButtonStyle() const
800 {
801     ASSERT(node()->isHTMLElement());
802     RefPtr<RenderStyle> buttonStyle = getCachedPseudoStyle(INNER_SPIN_BUTTON);
803     if (!buttonStyle)
804         buttonStyle = RenderStyle::create();
805     buttonStyle->inheritFrom(style());
806     return buttonStyle.release();
807 }
808 
createOuterSpinButtonStyle() const809 PassRefPtr<RenderStyle> RenderTextControlSingleLine::createOuterSpinButtonStyle() const
810 {
811     ASSERT(node()->isHTMLElement());
812     RefPtr<RenderStyle> buttonStyle = getCachedPseudoStyle(OUTER_SPIN_BUTTON);
813     if (!buttonStyle)
814         buttonStyle = RenderStyle::create();
815     buttonStyle->inheritFrom(style());
816     return buttonStyle.release();
817 }
818 
819 #if ENABLE(INPUT_SPEECH)
createSpeechButtonStyle() const820 PassRefPtr<RenderStyle> RenderTextControlSingleLine::createSpeechButtonStyle() const
821 {
822     ASSERT(node()->isHTMLElement());
823     RefPtr<RenderStyle> buttonStyle = getCachedPseudoStyle(INPUT_SPEECH_BUTTON);
824     if (!buttonStyle)
825         buttonStyle = RenderStyle::create();
826     buttonStyle->inheritFrom(style());
827     return buttonStyle.release();
828 }
829 #endif
830 
updateCancelButtonVisibility() const831 void RenderTextControlSingleLine::updateCancelButtonVisibility() const
832 {
833     if (!m_cancelButton->renderer())
834         return;
835 
836     const RenderStyle* curStyle = m_cancelButton->renderer()->style();
837     EVisibility buttonVisibility = visibilityForCancelButton();
838     if (curStyle->visibility() == buttonVisibility)
839         return;
840 
841     RefPtr<RenderStyle> cancelButtonStyle = RenderStyle::clone(curStyle);
842     cancelButtonStyle->setVisibility(buttonVisibility);
843     m_cancelButton->renderer()->setStyle(cancelButtonStyle);
844 }
845 
visibilityForCancelButton() const846 EVisibility RenderTextControlSingleLine::visibilityForCancelButton() const
847 {
848     ASSERT(node()->isHTMLElement());
849     HTMLInputElement* input = static_cast<HTMLInputElement*>(node());
850     return input->value().isEmpty() ? HIDDEN : VISIBLE;
851 }
852 
autosaveName() const853 const AtomicString& RenderTextControlSingleLine::autosaveName() const
854 {
855     return static_cast<Element*>(node())->getAttribute(autosaveAttr);
856 }
857 
startSearchEventTimer()858 void RenderTextControlSingleLine::startSearchEventTimer()
859 {
860     ASSERT(node()->isHTMLElement());
861     unsigned length = text().length();
862 
863     // If there's no text, fire the event right away.
864     if (!length) {
865         stopSearchEventTimer();
866         static_cast<HTMLInputElement*>(node())->onSearch();
867         return;
868     }
869 
870     // After typing the first key, we wait 0.5 seconds.
871     // After the second key, 0.4 seconds, then 0.3, then 0.2 from then on.
872     m_searchEventTimer.startOneShot(max(0.2, 0.6 - 0.1 * length));
873 }
874 
searchEventTimerFired(Timer<RenderTextControlSingleLine> *)875 void RenderTextControlSingleLine::searchEventTimerFired(Timer<RenderTextControlSingleLine>*)
876 {
877     ASSERT(node()->isHTMLElement());
878     static_cast<HTMLInputElement*>(node())->onSearch();
879 }
880 
881 // PopupMenuClient methods
valueChanged(unsigned listIndex,bool fireEvents)882 void RenderTextControlSingleLine::valueChanged(unsigned listIndex, bool fireEvents)
883 {
884     ASSERT(node()->isHTMLElement());
885     ASSERT(static_cast<int>(listIndex) < listSize());
886     HTMLInputElement* input = static_cast<HTMLInputElement*>(node());
887     if (static_cast<int>(listIndex) == (listSize() - 1)) {
888         if (fireEvents) {
889             m_recentSearches.clear();
890             const AtomicString& name = autosaveName();
891             if (!name.isEmpty()) {
892                 if (!m_searchPopup)
893                     m_searchPopup = document()->page()->chrome()->createSearchPopupMenu(this);
894                 m_searchPopup->saveRecentSearches(name, m_recentSearches);
895             }
896         }
897     } else {
898         input->setValue(itemText(listIndex));
899         if (fireEvents)
900             input->onSearch();
901         input->select();
902     }
903 }
904 
itemText(unsigned listIndex) const905 String RenderTextControlSingleLine::itemText(unsigned listIndex) const
906 {
907     int size = listSize();
908     if (size == 1) {
909         ASSERT(!listIndex);
910         return searchMenuNoRecentSearchesText();
911     }
912     if (!listIndex)
913         return searchMenuRecentSearchesText();
914     if (itemIsSeparator(listIndex))
915         return String();
916     if (static_cast<int>(listIndex) == (size - 1))
917         return searchMenuClearRecentSearchesText();
918     return m_recentSearches[listIndex - 1];
919 }
920 
itemLabel(unsigned) const921 String RenderTextControlSingleLine::itemLabel(unsigned) const
922 {
923     return String();
924 }
925 
itemIcon(unsigned) const926 String RenderTextControlSingleLine::itemIcon(unsigned) const
927 {
928     return String();
929 }
930 
itemIsEnabled(unsigned listIndex) const931 bool RenderTextControlSingleLine::itemIsEnabled(unsigned listIndex) const
932 {
933      if (!listIndex || itemIsSeparator(listIndex))
934         return false;
935     return true;
936 }
937 
itemStyle(unsigned) const938 PopupMenuStyle RenderTextControlSingleLine::itemStyle(unsigned) const
939 {
940     return menuStyle();
941 }
942 
menuStyle() const943 PopupMenuStyle RenderTextControlSingleLine::menuStyle() const
944 {
945     return PopupMenuStyle(style()->visitedDependentColor(CSSPropertyColor), style()->visitedDependentColor(CSSPropertyBackgroundColor), style()->font(), style()->visibility() == VISIBLE, style()->display() == NONE, style()->textIndent(), style()->direction(), style()->unicodeBidi() == Override);
946 }
947 
clientInsetLeft() const948 int RenderTextControlSingleLine::clientInsetLeft() const
949 {
950     // Inset the menu by the radius of the cap on the left so that
951     // it only runs along the straight part of the bezel.
952     return height() / 2;
953 }
954 
clientInsetRight() const955 int RenderTextControlSingleLine::clientInsetRight() const
956 {
957     // Inset the menu by the radius of the cap on the right so that
958     // it only runs along the straight part of the bezel (unless it needs
959     // to be wider).
960     return height() / 2;
961 }
962 
clientPaddingLeft() const963 int RenderTextControlSingleLine::clientPaddingLeft() const
964 {
965     int padding = paddingLeft();
966 
967     if (RenderBox* resultsRenderer = m_resultsButton ? m_resultsButton->renderBox() : 0)
968         padding += resultsRenderer->width() + resultsRenderer->marginLeft() + resultsRenderer->paddingLeft() + resultsRenderer->marginRight() + resultsRenderer->paddingRight();
969 
970     return padding;
971 }
972 
clientPaddingRight() const973 int RenderTextControlSingleLine::clientPaddingRight() const
974 {
975     int padding = paddingRight();
976 
977     if (RenderBox* cancelRenderer = m_cancelButton ? m_cancelButton->renderBox() : 0)
978         padding += cancelRenderer->width() + cancelRenderer->marginLeft() + cancelRenderer->paddingLeft() + cancelRenderer->marginRight() + cancelRenderer->paddingRight();
979 
980     return padding;
981 }
982 
listSize() const983 int RenderTextControlSingleLine::listSize() const
984 {
985     // If there are no recent searches, then our menu will have 1 "No recent searches" item.
986     if (!m_recentSearches.size())
987         return 1;
988     // Otherwise, leave room in the menu for a header, a separator, and the "Clear recent searches" item.
989     return m_recentSearches.size() + 3;
990 }
991 
selectedIndex() const992 int RenderTextControlSingleLine::selectedIndex() const
993 {
994     return -1;
995 }
996 
popupDidHide()997 void RenderTextControlSingleLine::popupDidHide()
998 {
999     m_searchPopupIsVisible = false;
1000 }
1001 
itemIsSeparator(unsigned listIndex) const1002 bool RenderTextControlSingleLine::itemIsSeparator(unsigned listIndex) const
1003 {
1004     // The separator will be the second to last item in our list.
1005     return static_cast<int>(listIndex) == (listSize() - 2);
1006 }
1007 
itemIsLabel(unsigned listIndex) const1008 bool RenderTextControlSingleLine::itemIsLabel(unsigned listIndex) const
1009 {
1010     return listIndex == 0;
1011 }
1012 
itemIsSelected(unsigned) const1013 bool RenderTextControlSingleLine::itemIsSelected(unsigned) const
1014 {
1015     return false;
1016 }
1017 
setTextFromItem(unsigned listIndex)1018 void RenderTextControlSingleLine::setTextFromItem(unsigned listIndex)
1019 {
1020     ASSERT(node()->isHTMLElement());
1021     static_cast<HTMLInputElement*>(node())->setValue(itemText(listIndex));
1022 }
1023 
fontSelector() const1024 FontSelector* RenderTextControlSingleLine::fontSelector() const
1025 {
1026     return document()->styleSelector()->fontSelector();
1027 }
1028 
hostWindow() const1029 HostWindow* RenderTextControlSingleLine::hostWindow() const
1030 {
1031     return document()->view()->hostWindow();
1032 }
1033 
autoscroll()1034 void RenderTextControlSingleLine::autoscroll()
1035 {
1036     RenderLayer* layer = innerTextElement()->renderBox()->layer();
1037     if (layer)
1038         layer->autoscroll();
1039 }
1040 
scrollWidth() const1041 int RenderTextControlSingleLine::scrollWidth() const
1042 {
1043     if (innerTextElement())
1044         return innerTextElement()->scrollWidth();
1045     return RenderBlock::scrollWidth();
1046 }
1047 
scrollHeight() const1048 int RenderTextControlSingleLine::scrollHeight() const
1049 {
1050     if (innerTextElement())
1051         return innerTextElement()->scrollHeight();
1052     return RenderBlock::scrollHeight();
1053 }
1054 
scrollLeft() const1055 int RenderTextControlSingleLine::scrollLeft() const
1056 {
1057     if (innerTextElement())
1058         return innerTextElement()->scrollLeft();
1059     return RenderBlock::scrollLeft();
1060 }
1061 
scrollTop() const1062 int RenderTextControlSingleLine::scrollTop() const
1063 {
1064     if (innerTextElement())
1065         return innerTextElement()->scrollTop();
1066     return RenderBlock::scrollTop();
1067 }
1068 
setScrollLeft(int newLeft)1069 void RenderTextControlSingleLine::setScrollLeft(int newLeft)
1070 {
1071     if (innerTextElement())
1072         innerTextElement()->setScrollLeft(newLeft);
1073 }
1074 
setScrollTop(int newTop)1075 void RenderTextControlSingleLine::setScrollTop(int newTop)
1076 {
1077     if (innerTextElement())
1078         innerTextElement()->setScrollTop(newTop);
1079 }
1080 
scroll(ScrollDirection direction,ScrollGranularity granularity,float multiplier,Node ** stopNode)1081 bool RenderTextControlSingleLine::scroll(ScrollDirection direction, ScrollGranularity granularity, float multiplier, Node** stopNode)
1082 {
1083     RenderLayer* layer = innerTextElement()->renderBox()->layer();
1084     if (layer && layer->scroll(direction, granularity, multiplier))
1085         return true;
1086     return RenderBlock::scroll(direction, granularity, multiplier, stopNode);
1087 }
1088 
logicalScroll(ScrollLogicalDirection direction,ScrollGranularity granularity,float multiplier,Node ** stopNode)1089 bool RenderTextControlSingleLine::logicalScroll(ScrollLogicalDirection direction, ScrollGranularity granularity, float multiplier, Node** stopNode)
1090 {
1091     RenderLayer* layer = innerTextElement()->renderBox()->layer();
1092     if (layer && layer->scroll(logicalToPhysical(direction, style()->isHorizontalWritingMode(), style()->isFlippedBlocksWritingMode()), granularity, multiplier))
1093         return true;
1094     return RenderBlock::logicalScroll(direction, granularity, multiplier, stopNode);
1095 }
1096 
createScrollbar(ScrollableArea * scrollableArea,ScrollbarOrientation orientation,ScrollbarControlSize controlSize)1097 PassRefPtr<Scrollbar> RenderTextControlSingleLine::createScrollbar(ScrollableArea* scrollableArea, ScrollbarOrientation orientation, ScrollbarControlSize controlSize)
1098 {
1099     RefPtr<Scrollbar> widget;
1100     bool hasCustomScrollbarStyle = style()->hasPseudoStyle(SCROLLBAR);
1101     if (hasCustomScrollbarStyle)
1102         widget = RenderScrollbar::createCustomScrollbar(scrollableArea, orientation, this);
1103     else
1104         widget = Scrollbar::createNativeScrollbar(scrollableArea, orientation, controlSize);
1105     return widget.release();
1106 }
1107 
inputElement() const1108 InputElement* RenderTextControlSingleLine::inputElement() const
1109 {
1110     return node()->toInputElement();
1111 }
1112 
textBlockInsetLeft() const1113 int RenderTextControlSingleLine::textBlockInsetLeft() const
1114 {
1115     int inset = borderLeft() + clientPaddingLeft();
1116     if (HTMLElement* innerText = innerTextElement()) {
1117         if (RenderBox* innerTextRenderer = innerText->renderBox())
1118             inset += innerTextRenderer->paddingLeft();
1119     }
1120     return inset;
1121 }
1122 
textBlockInsetRight() const1123 int RenderTextControlSingleLine::textBlockInsetRight() const
1124 {
1125     int inset = borderRight() + clientPaddingRight();
1126     if (HTMLElement* innerText = innerTextElement()) {
1127         if (RenderBox* innerTextRenderer = innerText->renderBox())
1128             inset += innerTextRenderer->paddingRight();
1129     }
1130     return inset;
1131 }
1132 
textBlockInsetTop() const1133 int RenderTextControlSingleLine::textBlockInsetTop() const
1134 {
1135     RenderBox* innerRenderer = 0;
1136     if (m_innerBlock)
1137         innerRenderer = m_innerBlock->renderBox();
1138     else if (HTMLElement* innerText = innerTextElement())
1139         innerRenderer = innerText->renderBox();
1140 
1141     if (innerRenderer)
1142         return innerRenderer->y();
1143 
1144     return borderTop() + paddingTop();
1145 }
1146 
1147 }
1148