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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) 1999 Antti Koivisto (koivisto@kde.org) | 3 * (C) 1999 Antti Koivisto (koivisto@kde.org) |
4 * (C) 2007 David Smith (catfish.man@gmail.com) | 4 * (C) 2007 David Smith (catfish.man@gmail.com) |
5 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All r
ights reserved. | 5 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All r
ights reserved. |
6 * | 6 * |
7 * This library is free software; you can redistribute it and/or | 7 * This library is free software; you can redistribute it and/or |
8 * modify it under the terms of the GNU Library General Public | 8 * modify it under the terms of the GNU Library General Public |
9 * License as published by the Free Software Foundation; either | 9 * License as published by the Free Software Foundation; either |
10 * version 2 of the License, or (at your option) any later version. | 10 * version 2 of the License, or (at your option) any later version. |
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378 // Alternatively it should be removed as we clarify the meaning of isAtomicI
nlineLevel to imply | 378 // Alternatively it should be removed as we clarify the meaning of isAtomicI
nlineLevel to imply |
379 // isInline. | 379 // isInline. |
380 bool isInlineBlockOrInlineTable() const final { return isInline() && isAtomi
cInlineLevel(); } | 380 bool isInlineBlockOrInlineTable() const final { return isInline() && isAtomi
cInlineLevel(); } |
381 | 381 |
382 private: | 382 private: |
383 LayoutObjectChildList* virtualChildren() final { return children(); } | 383 LayoutObjectChildList* virtualChildren() final { return children(); } |
384 const LayoutObjectChildList* virtualChildren() const final { return children
(); } | 384 const LayoutObjectChildList* virtualChildren() const final { return children
(); } |
385 | 385 |
386 bool isLayoutBlock() const final { return true; } | 386 bool isLayoutBlock() const final { return true; } |
387 | 387 |
388 void makeChildrenNonInline(LayoutObject* insertionPoint = nullptr); | |
389 | |
390 virtual void removeLeftoverAnonymousBlock(LayoutBlock* child); | 388 virtual void removeLeftoverAnonymousBlock(LayoutBlock* child); |
391 | 389 |
392 void dirtyLinesFromChangedChild(LayoutObject* child) final { m_lineBoxes.dir
tyLinesFromChangedChild(LineLayoutItem(this), LineLayoutItem(child)); } | 390 void dirtyLinesFromChangedChild(LayoutObject* child) final { m_lineBoxes.dir
tyLinesFromChangedChild(LineLayoutItem(this), LineLayoutItem(child)); } |
393 | 391 |
394 TrackedLayoutBoxListHashSet* positionedObjectsInternal() const; | 392 TrackedLayoutBoxListHashSet* positionedObjectsInternal() const; |
395 TrackedLayoutBoxListHashSet* percentHeightDescendantsInternal() const; | 393 TrackedLayoutBoxListHashSet* percentHeightDescendantsInternal() const; |
396 | 394 |
397 // Returns true if the positioned movement-only layout succeeded. | 395 // Returns true if the positioned movement-only layout succeeded. |
398 bool tryLayoutDoingPositionedMovementOnly(); | 396 bool tryLayoutDoingPositionedMovementOnly(); |
399 | 397 |
400 bool avoidsFloats() const override { return true; } | 398 bool avoidsFloats() const override { return true; } |
401 | 399 |
402 bool isInSelfHitTestingPhase(HitTestAction hitTestAction) const final | 400 bool isInSelfHitTestingPhase(HitTestAction hitTestAction) const final |
403 { | 401 { |
404 return hitTestAction == HitTestBlockBackground || hitTestAction == HitTe
stChildBlockBackground; | 402 return hitTestAction == HitTestBlockBackground || hitTestAction == HitTe
stChildBlockBackground; |
405 } | 403 } |
406 | 404 |
407 bool isPointInOverflowControl(HitTestResult&, const LayoutPoint& locationInC
ontainer, const LayoutPoint& accumulatedOffset) const; | 405 bool isPointInOverflowControl(HitTestResult&, const LayoutPoint& locationInC
ontainer, const LayoutPoint& accumulatedOffset) const; |
408 | 406 |
409 void computeBlockPreferredLogicalWidths(LayoutUnit& minLogicalWidth, LayoutU
nit& maxLogicalWidth) const; | 407 void computeBlockPreferredLogicalWidths(LayoutUnit& minLogicalWidth, LayoutU
nit& maxLogicalWidth) const; |
410 | 408 |
411 void childBecameNonInline(LayoutObject* child) final; | |
412 | |
413 bool isSelectionRoot() const; | 409 bool isSelectionRoot() const; |
414 | 410 |
415 public: | 411 public: |
416 bool hasCursorCaret() const; | 412 bool hasCursorCaret() const; |
417 bool hasDragCaret() const; | 413 bool hasDragCaret() const; |
418 bool hasCaret() const { return hasCursorCaret() || hasDragCaret(); } | 414 bool hasCaret() const { return hasCursorCaret() || hasDragCaret(); } |
419 | 415 |
420 private: | 416 private: |
421 LayoutRect localCaretRect(InlineBox*, int caretOffset, LayoutUnit* extraWidt
hToEndOfLine = nullptr) final; | 417 LayoutRect localCaretRect(InlineBox*, int caretOffset, LayoutUnit* extraWidt
hToEndOfLine = nullptr) final; |
422 bool isInlineBoxWrapperActuallyChild() const; | 418 bool isInlineBoxWrapperActuallyChild() const; |
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467 unsigned m_beingDestroyed : 1; | 463 unsigned m_beingDestroyed : 1; |
468 unsigned m_hasMarkupTruncation : 1; | 464 unsigned m_hasMarkupTruncation : 1; |
469 unsigned m_widthAvailableToChildrenChanged : 1; | 465 unsigned m_widthAvailableToChildrenChanged : 1; |
470 unsigned m_heightAvailableToChildrenChanged : 1; | 466 unsigned m_heightAvailableToChildrenChanged : 1; |
471 unsigned m_isSelfCollapsing : 1; // True if margin-before and margin-after a
re adjoining. | 467 unsigned m_isSelfCollapsing : 1; // True if margin-before and margin-after a
re adjoining. |
472 unsigned m_descendantsWithFloatsMarkedForLayout : 1; | 468 unsigned m_descendantsWithFloatsMarkedForLayout : 1; |
473 | 469 |
474 unsigned m_hasPositionedObjects : 1; | 470 unsigned m_hasPositionedObjects : 1; |
475 unsigned m_hasPercentHeightDescendants : 1; | 471 unsigned m_hasPercentHeightDescendants : 1; |
476 | 472 |
477 // LayoutRubyBase objects need to be able to split and merge, moving their c
hildren around | |
478 // (calling moveChildTo, moveAllChildrenTo, and makeChildrenNonInline). | |
479 friend class LayoutRubyBase; | |
480 | |
481 // FIXME: This is temporary as we move code that accesses block flow | 473 // FIXME: This is temporary as we move code that accesses block flow |
482 // member variables out of LayoutBlock and into LayoutBlockFlow. | 474 // member variables out of LayoutBlock and into LayoutBlockFlow. |
483 friend class LayoutBlockFlow; | 475 friend class LayoutBlockFlow; |
484 }; | 476 }; |
485 | 477 |
486 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutBlock, isLayoutBlock()); | 478 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutBlock, isLayoutBlock()); |
487 | 479 |
488 } // namespace blink | 480 } // namespace blink |
489 | 481 |
490 #endif // LayoutBlock_h | 482 #endif // LayoutBlock_h |
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