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1 /* | 1 /* |
2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) | 2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
3 * (C) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com) | 3 * (C) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com) |
4 * Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com) | 4 * Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com) |
5 * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Apple Inc. | 5 * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Apple Inc. |
6 * All rights reserved. | 6 * All rights reserved. |
7 * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org> | 7 * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org> |
8 * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org> | 8 * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org> |
9 * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. | 9 * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. |
10 * (http://www.torchmobile.com/) | 10 * (http://www.torchmobile.com/) |
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131 | 131 |
132 static bool parentStyleForcesZIndexToCreateStackingContext( | 132 static bool parentStyleForcesZIndexToCreateStackingContext( |
133 const ComputedStyle& parentStyle) { | 133 const ComputedStyle& parentStyle) { |
134 return parentStyle.isDisplayFlexibleOrGridBox(); | 134 return parentStyle.isDisplayFlexibleOrGridBox(); |
135 } | 135 } |
136 | 136 |
137 void StyleAdjuster::adjustStyleForEditing(ComputedStyle& style) { | 137 void StyleAdjuster::adjustStyleForEditing(ComputedStyle& style) { |
138 if (style.userModify() != READ_WRITE_PLAINTEXT_ONLY) | 138 if (style.userModify() != READ_WRITE_PLAINTEXT_ONLY) |
139 return; | 139 return; |
140 // Collapsing whitespace is harmful in plain-text editing. | 140 // Collapsing whitespace is harmful in plain-text editing. |
141 if (style.whiteSpace() == EWhiteSpace::Normal) | 141 if (style.whiteSpace() == EWhiteSpace::kNormal) |
142 style.setWhiteSpace(EWhiteSpace::PreWrap); | 142 style.setWhiteSpace(EWhiteSpace::kPreWrap); |
143 else if (style.whiteSpace() == EWhiteSpace::Nowrap) | 143 else if (style.whiteSpace() == EWhiteSpace::kNowrap) |
144 style.setWhiteSpace(EWhiteSpace::Pre); | 144 style.setWhiteSpace(EWhiteSpace::kPre); |
145 else if (style.whiteSpace() == EWhiteSpace::PreLine) | 145 else if (style.whiteSpace() == EWhiteSpace::kPreLine) |
146 style.setWhiteSpace(EWhiteSpace::PreWrap); | 146 style.setWhiteSpace(EWhiteSpace::kPreWrap); |
147 } | 147 } |
148 | 148 |
149 static void adjustStyleForFirstLetter(ComputedStyle& style) { | 149 static void adjustStyleForFirstLetter(ComputedStyle& style) { |
150 if (style.styleType() != PseudoIdFirstLetter) | 150 if (style.styleType() != PseudoIdFirstLetter) |
151 return; | 151 return; |
152 | 152 |
153 // Force inline display (except for floating first-letters). | 153 // Force inline display (except for floating first-letters). |
154 style.setDisplay(style.isFloating() ? EDisplay::Block : EDisplay::Inline); | 154 style.setDisplay(style.isFloating() ? EDisplay::Block : EDisplay::Inline); |
155 | 155 |
156 // CSS2 says first-letter can't be positioned. | 156 // CSS2 says first-letter can't be positioned. |
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189 } | 189 } |
190 | 190 |
191 static void adjustStyleForHTMLElement(ComputedStyle& style, | 191 static void adjustStyleForHTMLElement(ComputedStyle& style, |
192 HTMLElement& element) { | 192 HTMLElement& element) { |
193 // <div> and <span> are the most common elements on the web, we skip all the | 193 // <div> and <span> are the most common elements on the web, we skip all the |
194 // work for them. | 194 // work for them. |
195 if (isHTMLDivElement(element) || isHTMLSpanElement(element)) | 195 if (isHTMLDivElement(element) || isHTMLSpanElement(element)) |
196 return; | 196 return; |
197 | 197 |
198 if (isHTMLTableCellElement(element)) { | 198 if (isHTMLTableCellElement(element)) { |
199 if (style.whiteSpace() == EWhiteSpace::WebkitNowrap) { | 199 if (style.whiteSpace() == EWhiteSpace::kWebkitNowrap) { |
200 // Figure out if we are really nowrapping or if we should just | 200 // Figure out if we are really nowrapping or if we should just |
201 // use normal instead. If the width of the cell is fixed, then | 201 // use normal instead. If the width of the cell is fixed, then |
202 // we don't actually use NOWRAP. | 202 // we don't actually use NOWRAP. |
203 if (style.width().isFixed()) | 203 if (style.width().isFixed()) |
204 style.setWhiteSpace(EWhiteSpace::Normal); | 204 style.setWhiteSpace(EWhiteSpace::kNormal); |
205 else | 205 else |
206 style.setWhiteSpace(EWhiteSpace::Nowrap); | 206 style.setWhiteSpace(EWhiteSpace::kNowrap); |
207 } | 207 } |
208 return; | 208 return; |
209 } | 209 } |
210 | 210 |
211 if (isHTMLTableElement(element)) { | 211 if (isHTMLTableElement(element)) { |
212 // Tables never support the -webkit-* values for text-align and will reset | 212 // Tables never support the -webkit-* values for text-align and will reset |
213 // back to the default. | 213 // back to the default. |
214 if (style.textAlign() == ETextAlign::WebkitLeft || | 214 if (style.textAlign() == ETextAlign::kWebkitLeft || |
215 style.textAlign() == ETextAlign::WebkitCenter || | 215 style.textAlign() == ETextAlign::kWebkitCenter || |
216 style.textAlign() == ETextAlign::WebkitRight) | 216 style.textAlign() == ETextAlign::kWebkitRight) |
217 style.setTextAlign(ETextAlign::Start); | 217 style.setTextAlign(ETextAlign::kStart); |
218 return; | 218 return; |
219 } | 219 } |
220 | 220 |
221 if (isHTMLFrameElement(element) || isHTMLFrameSetElement(element)) { | 221 if (isHTMLFrameElement(element) || isHTMLFrameSetElement(element)) { |
222 // Frames and framesets never honor position:relative or position:absolute. | 222 // Frames and framesets never honor position:relative or position:absolute. |
223 // This is necessary to fix a crash where a site tries to position these | 223 // This is necessary to fix a crash where a site tries to position these |
224 // objects. They also never honor display. | 224 // objects. They also never honor display. |
225 style.setPosition(StaticPosition); | 225 style.setPosition(StaticPosition); |
226 style.setDisplay(EDisplay::Block); | 226 style.setDisplay(EDisplay::Block); |
227 return; | 227 return; |
228 } | 228 } |
229 | 229 |
230 if (isHTMLFrameElementBase(element)) { | 230 if (isHTMLFrameElementBase(element)) { |
231 // Frames cannot overflow (they are always the size we ask them to be). | 231 // Frames cannot overflow (they are always the size we ask them to be). |
232 // Some compositing code paths may try to draw scrollbars anyhow. | 232 // Some compositing code paths may try to draw scrollbars anyhow. |
233 style.setOverflowX(EOverflow::Visible); | 233 style.setOverflowX(EOverflow::Visible); |
234 style.setOverflowY(EOverflow::Visible); | 234 style.setOverflowY(EOverflow::Visible); |
235 return; | 235 return; |
236 } | 236 } |
237 | 237 |
238 if (isHTMLRTElement(element)) { | 238 if (isHTMLRTElement(element)) { |
239 // Ruby text does not support float or position. This might change with | 239 // Ruby text does not support float or position. This might change with |
240 // evolution of the specification. | 240 // evolution of the specification. |
241 style.setPosition(StaticPosition); | 241 style.setPosition(StaticPosition); |
242 style.setFloating(EFloat::None); | 242 style.setFloating(EFloat::kNone); |
243 return; | 243 return; |
244 } | 244 } |
245 | 245 |
246 if (isHTMLLegendElement(element)) { | 246 if (isHTMLLegendElement(element)) { |
247 style.setDisplay(EDisplay::Block); | 247 style.setDisplay(EDisplay::Block); |
248 return; | 248 return; |
249 } | 249 } |
250 | 250 |
251 if (isHTMLMarqueeElement(element)) { | 251 if (isHTMLMarqueeElement(element)) { |
252 // For now, <marquee> requires an overflow clip to work properly. | 252 // For now, <marquee> requires an overflow clip to work properly. |
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356 style.display() == EDisplay::TableFooterGroup || | 356 style.display() == EDisplay::TableFooterGroup || |
357 style.display() == EDisplay::TableHeaderGroup || | 357 style.display() == EDisplay::TableHeaderGroup || |
358 style.display() == EDisplay::TableRow || | 358 style.display() == EDisplay::TableRow || |
359 style.display() == EDisplay::TableRowGroup || | 359 style.display() == EDisplay::TableRowGroup || |
360 style.display() == EDisplay::TableCell) | 360 style.display() == EDisplay::TableCell) |
361 style.setWritingMode(parentStyle.getWritingMode()); | 361 style.setWritingMode(parentStyle.getWritingMode()); |
362 | 362 |
363 // FIXME: Since we don't support block-flow on flexible boxes yet, disallow | 363 // FIXME: Since we don't support block-flow on flexible boxes yet, disallow |
364 // setting of block-flow to anything other than TopToBottomWritingMode. | 364 // setting of block-flow to anything other than TopToBottomWritingMode. |
365 // https://bugs.webkit.org/show_bug.cgi?id=46418 - Flexible box support. | 365 // https://bugs.webkit.org/show_bug.cgi?id=46418 - Flexible box support. |
366 if (style.getWritingMode() != WritingMode::HorizontalTb && | 366 if (style.getWritingMode() != WritingMode::kHorizontalTb && |
367 (style.display() == EDisplay::WebkitBox || | 367 (style.display() == EDisplay::WebkitBox || |
368 style.display() == EDisplay::WebkitInlineBox)) | 368 style.display() == EDisplay::WebkitInlineBox)) |
369 style.setWritingMode(WritingMode::HorizontalTb); | 369 style.setWritingMode(WritingMode::kHorizontalTb); |
370 | 370 |
371 if (parentStyle.isDisplayFlexibleOrGridBox()) { | 371 if (parentStyle.isDisplayFlexibleOrGridBox()) { |
372 style.setFloating(EFloat::None); | 372 style.setFloating(EFloat::kNone); |
373 style.setDisplay(equivalentBlockDisplay(style.display())); | 373 style.setDisplay(equivalentBlockDisplay(style.display())); |
374 | 374 |
375 // We want to count vertical percentage paddings/margins on flex items | 375 // We want to count vertical percentage paddings/margins on flex items |
376 // because our current behavior is different from the spec and we want to | 376 // because our current behavior is different from the spec and we want to |
377 // gather compatibility data. | 377 // gather compatibility data. |
378 if (style.paddingBefore().isPercentOrCalc() || | 378 if (style.paddingBefore().isPercentOrCalc() || |
379 style.paddingAfter().isPercentOrCalc()) | 379 style.paddingAfter().isPercentOrCalc()) |
380 UseCounter::count(document, UseCounter::FlexboxPercentagePaddingVertical); | 380 UseCounter::count(document, UseCounter::FlexboxPercentagePaddingVertical); |
381 if (style.marginBefore().isPercentOrCalc() || | 381 if (style.marginBefore().isPercentOrCalc() || |
382 style.marginAfter().isPercentOrCalc()) | 382 style.marginAfter().isPercentOrCalc()) |
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476 style.setDisplay(EDisplay::Block); | 476 style.setDisplay(EDisplay::Block); |
477 | 477 |
478 // Columns don't apply to svg text elements. | 478 // Columns don't apply to svg text elements. |
479 if (isSVGTextElement(*element)) | 479 if (isSVGTextElement(*element)) |
480 style.clearMultiCol(); | 480 style.clearMultiCol(); |
481 } | 481 } |
482 adjustStyleForAlignment(style, parentStyle); | 482 adjustStyleForAlignment(style, parentStyle); |
483 } | 483 } |
484 | 484 |
485 } // namespace blink | 485 } // namespace blink |
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