diff options
Diffstat (limited to 'layout/base/nsCSSFrameConstructor.cpp')
-rw-r--r-- | layout/base/nsCSSFrameConstructor.cpp | 286 |
1 files changed, 126 insertions, 160 deletions
diff --git a/layout/base/nsCSSFrameConstructor.cpp b/layout/base/nsCSSFrameConstructor.cpp index b574e7690..b9778d36d 100644 --- a/layout/base/nsCSSFrameConstructor.cpp +++ b/layout/base/nsCSSFrameConstructor.cpp @@ -3189,7 +3189,7 @@ nsCSSFrameConstructor::ConstructSelectFrame(nsFrameConstructorState& aState, * But the select tag should really be fixed to use GFX scrollbars that can * be create with BuildScrollFrame. */ -nsresult +void nsCSSFrameConstructor::InitializeSelectFrame(nsFrameConstructorState& aState, nsContainerFrame* scrollFrame, nsContainerFrame* scrolledFrame, @@ -3235,7 +3235,6 @@ nsCSSFrameConstructor::InitializeSelectFrame(nsFrameConstructorState& aState, // Set the scrolled frame's initial child lists scrolledFrame->SetInitialChildList(kPrincipalList, childItems); - return NS_OK; } nsIFrame* @@ -6210,16 +6209,16 @@ IsRootBoxFrame(nsIFrame *aFrame) return (aFrame->GetType() == nsGkAtoms::rootFrame); } -nsresult +void nsCSSFrameConstructor::ReconstructDocElementHierarchy() { Element* rootElement = mDocument->GetRootElement(); if (!rootElement) { /* nothing to do */ - return NS_OK; + return; } - return RecreateFramesForContent(rootElement, false, REMOVE_FOR_RECONSTRUCTION, - nullptr); + RecreateFramesForContent(rootElement, false, REMOVE_FOR_RECONSTRUCTION, + nullptr); } nsContainerFrame* @@ -6469,7 +6468,7 @@ GetInsertNextSibling(nsIFrame* aParentFrame, nsIFrame* aPrevSibling) * appending flowed frames to a parent's principal child list. It handles the * case where the parent is the trailing inline of an {ib} split. */ -nsresult +void nsCSSFrameConstructor::AppendFramesToParent(nsFrameConstructorState& aState, nsContainerFrame* aParentFrame, nsFrameItems& aFrameList, @@ -6554,13 +6553,11 @@ nsCSSFrameConstructor::AppendFramesToParent(nsFrameConstructorState& aStat return AppendFramesToParent(aState, aParentFrame->GetParent(), ibSiblings, aParentFrame, true); } - - return NS_OK; + return; } // Insert the frames after our aPrevSibling InsertFrames(aParentFrame, kPrincipalList, aPrevSibling, aFrameList); - return NS_OK; } #define UNSET_DISPLAY static_cast<StyleDisplay>(255) @@ -7308,7 +7305,7 @@ nsCSSFrameConstructor::MaybeRecreateForFrameset(nsIFrame* aParentFrame, return false; } -nsresult +void nsCSSFrameConstructor::ContentAppended(nsIContent* aContainer, nsIContent* aFirstNewContent, bool aAllowLazyConstruction) @@ -7351,8 +7348,8 @@ nsCSSFrameConstructor::ContentAppended(nsIContent* aContainer, if (tag == nsGkAtoms::treechildren || tag == nsGkAtoms::treeitem || tag == nsGkAtoms::treerow) - return NS_OK; + return; } #endif // MOZ_XUL @@ -7365,21 +7362,21 @@ nsCSSFrameConstructor::ContentAppended(nsIContent* aContainer, //XXXsmaug This is super unefficient! nsIContent* bindingParent = aContainer->GetBindingParent(); LAYOUT_PHASE_TEMP_EXIT(); - nsresult rv = RecreateFramesForContent(bindingParent, false, - REMOVE_FOR_RECONSTRUCTION, nullptr); + RecreateFramesForContent(bindingParent, false, + REMOVE_FOR_RECONSTRUCTION, nullptr); LAYOUT_PHASE_TEMP_REENTER(); - return rv; + return; } // See comment in ContentRangeInserted for why this is necessary. if (!GetContentInsertionFrameFor(aContainer) && !aContainer->IsActiveChildrenElement()) { - return NS_OK; + return; } if (aAllowLazyConstruction && MaybeConstructLazily(CONTENTAPPEND, aContainer, aFirstNewContent)) { - return NS_OK; + return; } LAYOUT_PHASE_TEMP_EXIT(); @@ -7389,13 +7386,13 @@ nsCSSFrameConstructor::ContentAppended(nsIContent* aContainer, nsContainerFrame*& parentFrame = insertion.mParentFrame; LAYOUT_PHASE_TEMP_REENTER(); if (!parentFrame) { - return NS_OK; + return; } LAYOUT_PHASE_TEMP_EXIT(); if (MaybeRecreateForFrameset(parentFrame, aFirstNewContent, nullptr)) { LAYOUT_PHASE_TEMP_REENTER(); - return NS_OK; + return; } LAYOUT_PHASE_TEMP_REENTER(); @@ -7403,15 +7400,15 @@ nsCSSFrameConstructor::ContentAppended(nsIContent* aContainer, // Nothing to do here; we shouldn't be constructing kids of leaves // Clear lazy bits so we don't try to construct again. ClearLazyBits(aFirstNewContent, nullptr); - return NS_OK; + return; } if (parentFrame->IsFrameOfType(nsIFrame::eMathML)) { LAYOUT_PHASE_TEMP_EXIT(); - nsresult rv = RecreateFramesForContent(parentFrame->GetContent(), false, - REMOVE_FOR_RECONSTRUCTION, nullptr); + RecreateFramesForContent(parentFrame->GetContent(), false, + REMOVE_FOR_RECONSTRUCTION, nullptr); LAYOUT_PHASE_TEMP_REENTER(); - return rv; + return; } // If the frame we are manipulating is a ib-split frame (that is, one @@ -7509,7 +7506,7 @@ nsCSSFrameConstructor::ContentAppended(nsIContent* aContainer, if (WipeContainingBlock(state, containingBlock, parentFrame, items, true, prevSibling)) { LAYOUT_PHASE_TEMP_REENTER(); - return NS_OK; + return; } LAYOUT_PHASE_TEMP_REENTER(); @@ -7596,7 +7593,7 @@ nsCSSFrameConstructor::ContentAppended(nsIContent* aContainer, } #endif - return NS_OK; + return; } #ifdef MOZ_XUL @@ -7639,17 +7636,17 @@ bool NotifyListBoxBody(nsPresContext* aPresContext, } #endif // MOZ_XUL -nsresult +void nsCSSFrameConstructor::ContentInserted(nsIContent* aContainer, nsIContent* aChild, nsILayoutHistoryState* aFrameState, bool aAllowLazyConstruction) { - return ContentRangeInserted(aContainer, - aChild, - aChild->GetNextSibling(), - aFrameState, - aAllowLazyConstruction); + ContentRangeInserted(aContainer, + aChild, + aChild->GetNextSibling(), + aFrameState, + aAllowLazyConstruction); } // ContentRangeInserted handles creating frames for a range of nodes that @@ -7670,7 +7667,7 @@ nsCSSFrameConstructor::ContentInserted(nsIContent* aContainer, // in the caption list, while skipping any nodes in the range being inserted // (because when we treat the caption frames the other nodes have had their // frames constructed but not yet inserted into the frame tree). -nsresult +void nsCSSFrameConstructor::ContentRangeInserted(nsIContent* aContainer, nsIContent* aStartChild, nsIContent* aEndChild, @@ -7727,7 +7724,7 @@ nsCSSFrameConstructor::ContentRangeInserted(nsIContent* aContainer, // The insert case in NotifyListBoxBody // doesn't use "old next sibling". aStartChild, nullptr, nullptr, CONTENT_INSERTED)) { - return NS_OK; + return; } } else { // We don't handle a range insert to a listbox parent, issue single @@ -7736,7 +7733,7 @@ nsCSSFrameConstructor::ContentRangeInserted(nsIContent* aContainer, IssueSingleInsertNofications(aContainer, aStartChild, aEndChild, aAllowLazyConstruction); LAYOUT_PHASE_TEMP_REENTER(); - return NS_OK; + return; } } #endif // MOZ_XUL @@ -7751,7 +7748,7 @@ nsCSSFrameConstructor::ContentRangeInserted(nsIContent* aContainer, if (aStartChild != docElement) { // Not the root element; just bail out - return NS_OK; + return; } NS_PRECONDITION(nullptr == mRootElementFrame, @@ -7788,7 +7785,7 @@ nsCSSFrameConstructor::ContentRangeInserted(nsIContent* aContainer, } #endif - return NS_OK; + return; } if (aContainer->HasFlag(NODE_IS_IN_SHADOW_TREE) && @@ -7801,10 +7798,10 @@ nsCSSFrameConstructor::ContentRangeInserted(nsIContent* aContainer, //XXXsmaug This is super unefficient! nsIContent* bindingParent = aContainer->GetBindingParent(); LAYOUT_PHASE_TEMP_EXIT(); - nsresult rv = RecreateFramesForContent(bindingParent, false, - REMOVE_FOR_RECONSTRUCTION, nullptr); + RecreateFramesForContent(bindingParent, false, + REMOVE_FOR_RECONSTRUCTION, nullptr); LAYOUT_PHASE_TEMP_REENTER(); - return rv; + return; } // Put 'parentFrame' inside a scope so we don't confuse it with @@ -7815,7 +7812,7 @@ nsCSSFrameConstructor::ContentRangeInserted(nsIContent* aContainer, // a parent. While its uncommon to change the structure of the default content itself, a label, // for example, can be reframed by having its value attribute set or removed. if (!parentFrame && !aContainer->IsActiveChildrenElement()) { - return NS_OK; + return; } // Otherwise, we've got parent content. Find its frame. @@ -7824,7 +7821,7 @@ nsCSSFrameConstructor::ContentRangeInserted(nsIContent* aContainer, if (aAllowLazyConstruction && MaybeConstructLazily(CONTENTINSERT, aContainer, aStartChild)) { - return NS_OK; + return; } } @@ -7844,7 +7841,7 @@ nsCSSFrameConstructor::ContentRangeInserted(nsIContent* aContainer, } if (!insertion.mParentFrame) { - return NS_OK; + return; } bool isAppend, isRangeInsertSafe; @@ -7858,7 +7855,7 @@ nsCSSFrameConstructor::ContentRangeInserted(nsIContent* aContainer, IssueSingleInsertNofications(aContainer, aStartChild, aEndChild, aAllowLazyConstruction); LAYOUT_PHASE_TEMP_REENTER(); - return NS_OK; + return; } nsIContent* container = insertion.mParentFrame->GetContent(); @@ -7867,7 +7864,7 @@ nsCSSFrameConstructor::ContentRangeInserted(nsIContent* aContainer, LAYOUT_PHASE_TEMP_EXIT(); if (MaybeRecreateForFrameset(insertion.mParentFrame, aStartChild, aEndChild)) { LAYOUT_PHASE_TEMP_REENTER(); - return NS_OK; + return; } LAYOUT_PHASE_TEMP_REENTER(); @@ -7884,10 +7881,10 @@ nsCSSFrameConstructor::ContentRangeInserted(nsIContent* aContainer, // and if so, proceed. But we'd have to extend nsFieldSetFrame // to locate this legend in the inserted frames and extract it. LAYOUT_PHASE_TEMP_EXIT(); - nsresult rv = RecreateFramesForContent(insertion.mParentFrame->GetContent(), false, - REMOVE_FOR_RECONSTRUCTION, nullptr); + RecreateFramesForContent(insertion.mParentFrame->GetContent(), false, + REMOVE_FOR_RECONSTRUCTION, nullptr); LAYOUT_PHASE_TEMP_REENTER(); - return rv; + return; } // We should only get here with details when doing a single insertion because @@ -7899,26 +7896,25 @@ nsCSSFrameConstructor::ContentRangeInserted(nsIContent* aContainer, // expensive to recreate the entire details frame, but it's the simplest way // to handle the insertion. LAYOUT_PHASE_TEMP_EXIT(); - nsresult rv = - RecreateFramesForContent(insertion.mParentFrame->GetContent(), false, - REMOVE_FOR_RECONSTRUCTION, nullptr); + RecreateFramesForContent(insertion.mParentFrame->GetContent(), false, + REMOVE_FOR_RECONSTRUCTION, nullptr); LAYOUT_PHASE_TEMP_REENTER(); - return rv; + return; } // Don't construct kids of leaves if (insertion.mParentFrame->IsLeaf()) { // Clear lazy bits so we don't try to construct again. ClearLazyBits(aStartChild, aEndChild); - return NS_OK; + return; } if (insertion.mParentFrame->IsFrameOfType(nsIFrame::eMathML)) { LAYOUT_PHASE_TEMP_EXIT(); - nsresult rv = RecreateFramesForContent(insertion.mParentFrame->GetContent(), false, - REMOVE_FOR_RECONSTRUCTION, nullptr); + RecreateFramesForContent(insertion.mParentFrame->GetContent(), false, + REMOVE_FOR_RECONSTRUCTION, nullptr); LAYOUT_PHASE_TEMP_REENTER(); - return rv; + return; } nsFrameConstructorState state(mPresShell, @@ -7995,7 +7991,7 @@ nsCSSFrameConstructor::ContentRangeInserted(nsIContent* aContainer, IssueSingleInsertNofications(aContainer, aStartChild, aEndChild, aAllowLazyConstruction); LAYOUT_PHASE_TEMP_REENTER(); - return NS_OK; + return; } container = insertion.mParentFrame->GetContent(); @@ -8063,7 +8059,7 @@ nsCSSFrameConstructor::ContentRangeInserted(nsIContent* aContainer, if (WipeContainingBlock(state, containingBlock, insertion.mParentFrame, items, isAppend, prevSibling)) { LAYOUT_PHASE_TEMP_REENTER(); - return NS_OK; + return; } LAYOUT_PHASE_TEMP_REENTER(); @@ -8235,10 +8231,10 @@ nsCSSFrameConstructor::ContentRangeInserted(nsIContent* aContainer, } #endif - return NS_OK; + return; } -nsresult +void nsCSSFrameConstructor::ContentRemoved(nsIContent* aContainer, nsIContent* aChild, nsIContent* aOldNextSibling, @@ -8286,7 +8282,6 @@ nsCSSFrameConstructor::ContentRemoved(nsIContent* aContainer, } #endif - nsresult rv = NS_OK; nsIFrame* childFrame = aChild->GetPrimaryFrame(); if (!childFrame || childFrame->GetContent() != aChild) { // XXXbz the GetContent() != aChild check is needed due to bug 135040. @@ -8314,7 +8309,7 @@ nsCSSFrameConstructor::ContentRemoved(nsIContent* aContainer, // XXX Perhaps even only those that belong to the aChild sub-tree? RecreateFramesForContent(ancestor, false, aFlags, aDestroyedFramesFor); LAYOUT_PHASE_TEMP_REENTER(); - return NS_OK; + return; } } @@ -8322,11 +8317,10 @@ nsCSSFrameConstructor::ContentRemoved(nsIContent* aContainer, for (nsIContent* c = iter.GetNextChild(); c; c = iter.GetNextChild()) { if (c->GetPrimaryFrame() || GetDisplayContentsStyleFor(c)) { LAYOUT_PHASE_TEMP_EXIT(); - rv = ContentRemoved(aChild, c, nullptr, aFlags, aDidReconstruct, aDestroyedFramesFor); + ContentRemoved(aChild, c, nullptr, aFlags, aDidReconstruct, aDestroyedFramesFor); LAYOUT_PHASE_TEMP_REENTER(); - NS_ENSURE_SUCCESS(rv, rv); if (aFlags != REMOVE_DESTROY_FRAMES && *aDidReconstruct) { - return rv; + return; } } } @@ -8339,7 +8333,7 @@ nsCSSFrameConstructor::ContentRemoved(nsIContent* aContainer, if (aFlags == REMOVE_DESTROY_FRAMES) { CaptureStateForFramesOf(aChild, mTempFrameTreeState); } - return NS_OK; + return; } #endif // MOZ_XUL @@ -8377,10 +8371,9 @@ nsCSSFrameConstructor::ContentRemoved(nsIContent* aContainer, nsIContent* bindingParent = aContainer->GetBindingParent(); *aDidReconstruct = true; LAYOUT_PHASE_TEMP_EXIT(); - nsresult rv = RecreateFramesForContent(bindingParent, false, - aFlags, aDestroyedFramesFor); + RecreateFramesForContent(bindingParent, false, aFlags, aDestroyedFramesFor); LAYOUT_PHASE_TEMP_REENTER(); - return rv; + return; } if (aFlags == REMOVE_DESTROY_FRAMES) { @@ -8393,14 +8386,14 @@ nsCSSFrameConstructor::ContentRemoved(nsIContent* aContainer, // See whether we need to remove more than just childFrame LAYOUT_PHASE_TEMP_EXIT(); nsIContent* container; - if (MaybeRecreateContainerForFrameRemoval(childFrame, aFlags, &rv, &container)) { + if (MaybeRecreateContainerForFrameRemoval(childFrame, aFlags, &container)) { LAYOUT_PHASE_TEMP_REENTER(); MOZ_ASSERT(container); *aDidReconstruct = true; if (aDestroyedFramesFor) { *aDestroyedFramesFor = container; } - return rv; + return; } LAYOUT_PHASE_TEMP_REENTER(); @@ -8413,10 +8406,10 @@ nsCSSFrameConstructor::ContentRemoved(nsIContent* aContainer, // Just reframe the parent, since framesets are weird like that. *aDidReconstruct = true; LAYOUT_PHASE_TEMP_EXIT(); - nsresult rv = RecreateFramesForContent(parentFrame->GetContent(), false, - aFlags, aDestroyedFramesFor); + RecreateFramesForContent(parentFrame->GetContent(), false, + aFlags, aDestroyedFramesFor); LAYOUT_PHASE_TEMP_REENTER(); - return rv; + return; } // If we're a child of MathML, then we should reframe the MathML content. @@ -8427,10 +8420,10 @@ nsCSSFrameConstructor::ContentRemoved(nsIContent* aContainer, if (possibleMathMLAncestor->IsFrameOfType(nsIFrame::eMathML)) { *aDidReconstruct = true; LAYOUT_PHASE_TEMP_EXIT(); - nsresult rv = RecreateFramesForContent(possibleMathMLAncestor->GetContent(), - false, aFlags, aDestroyedFramesFor); + RecreateFramesForContent(possibleMathMLAncestor->GetContent(), + false, aFlags, aDestroyedFramesFor); LAYOUT_PHASE_TEMP_REENTER(); - return rv; + return; } // Undo XUL wrapping if it's no longer needed. @@ -8444,10 +8437,10 @@ nsCSSFrameConstructor::ContentRemoved(nsIContent* aContainer, !AnyKidsNeedBlockParent(childFrame->GetNextSibling())) { *aDidReconstruct = true; LAYOUT_PHASE_TEMP_EXIT(); - nsresult rv = RecreateFramesForContent(grandparentFrame->GetContent(), true, - aFlags, aDestroyedFramesFor); + RecreateFramesForContent(grandparentFrame->GetContent(), true, + aFlags, aDestroyedFramesFor); LAYOUT_PHASE_TEMP_REENTER(); - return rv; + return; } #ifdef ACCESSIBILITY @@ -8491,7 +8484,7 @@ nsCSSFrameConstructor::ContentRemoved(nsIContent* aContainer, // XXXbz the GetContent() != aChild check is needed due to bug 135040. // Remove it once that's fixed. ClearUndisplayedContentIn(aChild, aContainer); - return NS_OK; + return; } parentFrame = childFrame->GetParent(); parentType = parentFrame->GetType(); @@ -8581,7 +8574,7 @@ nsCSSFrameConstructor::ContentRemoved(nsIContent* aContainer, #endif } - return rv; + return; } /** @@ -8643,12 +8636,11 @@ nsCSSFrameConstructor::EnsureFrameForTextNode(nsGenericDOMDataNode* aContent) return aContent->GetPrimaryFrame(); } -nsresult +void nsCSSFrameConstructor::CharacterDataChanged(nsIContent* aContent, CharacterDataChangeInfo* aInfo) { AUTO_LAYOUT_PHASE_ENTRY_POINT(mPresShell->GetPresContext(), FrameC); - nsresult rv = NS_OK; if ((aContent->HasFlag(NS_CREATE_FRAME_IF_NON_WHITESPACE) && !aContent->TextIsOnlyWhitespace()) || @@ -8660,10 +8652,10 @@ nsCSSFrameConstructor::CharacterDataChanged(nsIContent* aContent, "Bit should never be set on generated content"); #endif LAYOUT_PHASE_TEMP_EXIT(); - nsresult rv = RecreateFramesForContent(aContent, false, - REMOVE_FOR_RECONSTRUCTION, nullptr); + RecreateFramesForContent(aContent, false, + REMOVE_FOR_RECONSTRUCTION, nullptr); LAYOUT_PHASE_TEMP_REENTER(); - return rv; + return; } // Find the child frame @@ -8711,8 +8703,6 @@ nsCSSFrameConstructor::CharacterDataChanged(nsIContent* aContent, RecoverLetterFrames(block); } } - - return rv; } void @@ -9371,12 +9361,10 @@ FindPreviousNonWhitespaceSibling(nsIFrame* aFrame) bool nsCSSFrameConstructor::MaybeRecreateContainerForFrameRemoval(nsIFrame* aFrame, RemoveFlags aFlags, - nsresult* aResult, nsIContent** aDestroyedFramesFor) { NS_PRECONDITION(aFrame, "Must have a frame"); NS_PRECONDITION(aFrame->GetParent(), "Frame shouldn't be root"); - NS_PRECONDITION(aResult, "Null out param?"); NS_PRECONDITION(aFrame == aFrame->FirstContinuation(), "aFrame not the result of GetPrimaryFrame()?"); @@ -9394,7 +9382,7 @@ nsCSSFrameConstructor::MaybeRecreateContainerForFrameRemoval(nsIFrame* aFrame, } #endif - *aResult = ReframeContainingBlock(aFrame, aFlags, aDestroyedFramesFor); + ReframeContainingBlock(aFrame, aFlags, aDestroyedFramesFor); return true; } @@ -9403,8 +9391,8 @@ nsCSSFrameConstructor::MaybeRecreateContainerForFrameRemoval(nsIFrame* aFrame, aFrame->GetParent()->GetType() == nsGkAtoms::fieldSetFrame) { // When we remove the legend for a fieldset, we should reframe // the fieldset to ensure another legend is used, if there is one - *aResult = RecreateFramesForContent(aFrame->GetParent()->GetContent(), false, - aFlags, aDestroyedFramesFor); + RecreateFramesForContent(aFrame->GetParent()->GetContent(), false, + aFlags, aDestroyedFramesFor); return true; } @@ -9417,9 +9405,9 @@ nsCSSFrameConstructor::MaybeRecreateContainerForFrameRemoval(nsIFrame* aFrame, // When removing a summary, we should reframe the parent details frame to // ensure that another summary is used or the default summary is // generated. - *aResult = RecreateFramesForContent(aFrame->GetParent()->GetContent(), - false, REMOVE_FOR_RECONSTRUCTION, - aDestroyedFramesFor); + RecreateFramesForContent(aFrame->GetParent()->GetContent(), + false, REMOVE_FOR_RECONSTRUCTION, + aDestroyedFramesFor); return true; } } @@ -9451,8 +9439,8 @@ nsCSSFrameConstructor::MaybeRecreateContainerForFrameRemoval(nsIFrame* aFrame, parent->GetChildList(nsIFrame::kCaptionList).FirstChild() == inFlowFrame)) { // We're the first or last frame in the pseudo. Need to reframe. // Good enough to recreate frames for |parent|'s content - *aResult = RecreateFramesForContent(parent->GetContent(), true, aFlags, - aDestroyedFramesFor); + RecreateFramesForContent(parent->GetContent(), true, aFlags, + aDestroyedFramesFor); return true; } } @@ -9481,8 +9469,8 @@ nsCSSFrameConstructor::MaybeRecreateContainerForFrameRemoval(nsIFrame* aFrame, #endif // Good enough to recreate frames for aFrame's parent's content; even if // aFrame's parent is a pseudo, that'll be the right content node. - *aResult = RecreateFramesForContent(parent->GetContent(), true, aFlags, - aDestroyedFramesFor); + RecreateFramesForContent(parent->GetContent(), true, aFlags, + aDestroyedFramesFor); return true; } } @@ -9498,8 +9486,8 @@ nsCSSFrameConstructor::MaybeRecreateContainerForFrameRemoval(nsIFrame* aFrame, // frames may be constructed or destroyed accordingly. // 2. The type of the first child of a ruby frame determines // whether a pseudo ruby base container should exist. - *aResult = RecreateFramesForContent(parent->GetContent(), true, aFlags, - aDestroyedFramesFor); + RecreateFramesForContent(parent->GetContent(), true, aFlags, + aDestroyedFramesFor); return true; } @@ -9522,8 +9510,8 @@ nsCSSFrameConstructor::MaybeRecreateContainerForFrameRemoval(nsIFrame* aFrame, } #endif // DEBUG // Recreate frames for the flex container (the removed frame's parent) - *aResult = RecreateFramesForContent(parent->GetContent(), true, aFlags, - aDestroyedFramesFor); + RecreateFramesForContent(parent->GetContent(), true, aFlags, + aDestroyedFramesFor); return true; } @@ -9541,8 +9529,8 @@ nsCSSFrameConstructor::MaybeRecreateContainerForFrameRemoval(nsIFrame* aFrame, } #endif // DEBUG // Recreate frames for the flex container (the removed frame's grandparent) - *aResult = RecreateFramesForContent(parent->GetParent()->GetContent(), true, - aFlags, aDestroyedFramesFor); + RecreateFramesForContent(parent->GetParent()->GetContent(), true, + aFlags, aDestroyedFramesFor); return true; } @@ -9550,7 +9538,7 @@ nsCSSFrameConstructor::MaybeRecreateContainerForFrameRemoval(nsIFrame* aFrame, if (aFrame->GetType() == nsGkAtoms::popupSetFrame) { nsIRootBox* rootBox = nsIRootBox::GetRootBox(mPresShell); if (rootBox && rootBox->GetPopupSetFrame() == aFrame) { - *aResult = ReconstructDocElementHierarchy(); + ReconstructDocElementHierarchy(); return true; } } @@ -9562,8 +9550,8 @@ nsCSSFrameConstructor::MaybeRecreateContainerForFrameRemoval(nsIFrame* aFrame, !inFlowFrame->GetNextSibling() && ((parent->GetPrevContinuation() && !parent->GetPrevInFlow()) || (parent->GetNextContinuation() && !parent->GetNextInFlow()))) { - *aResult = RecreateFramesForContent(parent->GetContent(), true, aFlags, - aDestroyedFramesFor); + RecreateFramesForContent(parent->GetContent(), true, aFlags, + aDestroyedFramesFor); return true; } @@ -9599,11 +9587,11 @@ nsCSSFrameConstructor::MaybeRecreateContainerForFrameRemoval(nsIFrame* aFrame, } #endif - *aResult = ReframeContainingBlock(parent, aFlags, aDestroyedFramesFor); + ReframeContainingBlock(parent, aFlags, aDestroyedFramesFor); return true; } -nsresult +void nsCSSFrameConstructor::RecreateFramesForContent(nsIContent* aContent, bool aAsyncInsert, RemoveFlags aFlags, @@ -9616,7 +9604,9 @@ nsCSSFrameConstructor::RecreateFramesForContent(nsIContent* aContent, // anyway). // Rebuilding the frame tree can have bad effects, especially if it's the // frame tree for chrome (see bug 157322). - NS_ENSURE_TRUE(aContent->GetComposedDoc(), NS_ERROR_FAILURE); + if (NS_WARN_IF(!aContent->GetComposedDoc())) { + return; + } // Is the frame ib-split? If so, we need to reframe the containing // block *here*, rather than trying to remove and re-insert the @@ -9680,15 +9670,14 @@ nsCSSFrameConstructor::RecreateFramesForContent(nsIContent* aContent, } } - nsresult rv = NS_OK; nsIContent* container; - if (frame && MaybeRecreateContainerForFrameRemoval(frame, aFlags, &rv, + if (frame && MaybeRecreateContainerForFrameRemoval(frame, aFlags, &container)) { MOZ_ASSERT(container); if (aDestroyedFramesFor) { *aDestroyedFramesFor = container; } - return rv; + return; } nsINode* containerNode = aContent->GetParentNode(); @@ -9708,11 +9697,8 @@ nsCSSFrameConstructor::RecreateFramesForContent(nsIContent* aContent, nullptr : aContent->GetNextSibling(); const bool reconstruct = aFlags != REMOVE_DESTROY_FRAMES; RemoveFlags flags = reconstruct ? REMOVE_FOR_RECONSTRUCTION : aFlags; - rv = ContentRemoved(container, aContent, nextSibling, flags, - &didReconstruct, aDestroyedFramesFor); - if (NS_FAILED(rv)) { - return rv; - } + ContentRemoved(container, aContent, nextSibling, flags, + &didReconstruct, aDestroyedFramesFor); if (reconstruct && !didReconstruct) { // Now, recreate the frames associated with this content object. If // ContentRemoved triggered reconstruction, then we don't need to do this @@ -9722,12 +9708,10 @@ nsCSSFrameConstructor::RecreateFramesForContent(nsIContent* aContent, RestyleManager()->PostRestyleEvent( aContent->AsElement(), nsRestyleHint(0), nsChangeHint_ReconstructFrame); } else { - rv = ContentInserted(container, aContent, mTempFrameTreeState, false); + ContentInserted(container, aContent, mTempFrameTreeState, false); } } } - - return rv; } void @@ -11123,7 +11107,7 @@ nsCSSFrameConstructor::AppendFirstLineFrames( // Special routine to handle inserting a new frame into a block // frame's child list. Takes care of placing the new frame into the // right place when first-line style is present. -nsresult +void nsCSSFrameConstructor::InsertFirstLineFrames( nsFrameConstructorState& aState, nsIContent* aContent, @@ -11132,7 +11116,6 @@ nsCSSFrameConstructor::InsertFirstLineFrames( nsIFrame* aPrevSibling, nsFrameItems& aFrameItems) { - nsresult rv = NS_OK; // XXXbz If you make this method actually do something, check to // make sure that the caller is passing what you expect. In // particular, which content is aContent? And audit the rest of @@ -11262,7 +11245,6 @@ nsCSSFrameConstructor::InsertFirstLineFrames( } #endif - return rv; } //---------------------------------------------------------------------- @@ -11586,7 +11568,7 @@ FindFirstLetterFrame(nsIFrame* aFrame, nsIFrame::ChildListID aListID) return nullptr; } -nsresult +void nsCSSFrameConstructor::RemoveFloatingFirstLetterFrames( nsIPresShell* aPresShell, nsIFrame* aBlockFrame) @@ -11598,7 +11580,7 @@ nsCSSFrameConstructor::RemoveFloatingFirstLetterFrames( floatFrame = ::FindFirstLetterFrame(aBlockFrame, nsIFrame::kPushedFloatsList); if (!floatFrame) { - return NS_OK; + return; } } @@ -11606,19 +11588,19 @@ nsCSSFrameConstructor::RemoveFloatingFirstLetterFrames( // destroyed when we destroy the letter frame). nsIFrame* textFrame = floatFrame->PrincipalChildList().FirstChild(); if (!textFrame) { - return NS_OK; + return; } // Discover the placeholder frame for the letter frame nsPlaceholderFrame* placeholderFrame = GetPlaceholderFrameFor(floatFrame); if (!placeholderFrame) { // Somethings really wrong - return NS_OK; + return; } nsContainerFrame* parentFrame = placeholderFrame->GetParent(); if (!parentFrame) { // Somethings really wrong - return NS_OK; + return; } // Create a new text frame with the right style context that maps @@ -11627,7 +11609,7 @@ nsCSSFrameConstructor::RemoveFloatingFirstLetterFrames( nsStyleContext* parentSC = parentFrame->StyleContext(); nsIContent* textContent = textFrame->GetContent(); if (!textContent) { - return NS_OK; + return; } RefPtr<nsStyleContext> newSC = aPresShell->StyleSet()-> ResolveStyleForText(textContent, parentSC); @@ -11672,11 +11654,9 @@ nsCSSFrameConstructor::RemoveFloatingFirstLetterFrames( if (offsetsNeedFixing) { prevSibling->RemoveStateBits(TEXT_OFFSETS_NEED_FIXING); } - - return NS_OK; } -nsresult +void nsCSSFrameConstructor::RemoveFirstLetterFrames(nsIPresShell* aPresShell, nsContainerFrame* aFrame, nsContainerFrame* aBlockFrame, @@ -11749,11 +11729,9 @@ nsCSSFrameConstructor::RemoveFirstLetterFrames(nsIPresShell* aPresShell, prevSibling = kid; kid = kid->GetNextSibling(); } - - return NS_OK; } -nsresult +void nsCSSFrameConstructor::RemoveLetterFrames(nsIPresShell* aPresShell, nsContainerFrame* aBlockFrame) { @@ -11762,20 +11740,16 @@ nsCSSFrameConstructor::RemoveLetterFrames(nsIPresShell* aPresShell, nsContainerFrame* continuation = aBlockFrame; bool stopLooking = false; - nsresult rv; do { - rv = RemoveFloatingFirstLetterFrames(aPresShell, continuation); - if (NS_SUCCEEDED(rv)) { - rv = RemoveFirstLetterFrames(aPresShell, - continuation, aBlockFrame, &stopLooking); - } + RemoveFloatingFirstLetterFrames(aPresShell, continuation); + RemoveFirstLetterFrames(aPresShell, continuation, aBlockFrame, + &stopLooking); if (stopLooking) { break; } continuation = static_cast<nsContainerFrame*>(continuation->GetNextContinuation()); } while (continuation); - return rv; } // Fixup the letter frame situation for the given block @@ -11818,7 +11792,7 @@ nsCSSFrameConstructor::RecoverLetterFrames(nsContainerFrame* aBlockFrame) // listbox Widget Routines -nsresult +void nsCSSFrameConstructor::CreateListBoxContent(nsContainerFrame* aParentFrame, nsIFrame* aPrevFrame, nsIContent* aChild, @@ -11826,8 +11800,6 @@ nsCSSFrameConstructor::CreateListBoxContent(nsContainerFrame* aParentFrame, bool aIsAppend) { #ifdef MOZ_XUL - nsresult rv = NS_OK; - // Construct a new frame if (nullptr != aParentFrame) { nsFrameItems frameItems; @@ -11848,7 +11820,7 @@ nsCSSFrameConstructor::CreateListBoxContent(nsContainerFrame* aParentFrame, if (StyleDisplay::None == display->mDisplay) { *aNewFrame = nullptr; - return NS_OK; + return; } BeginUpdate(); @@ -11867,9 +11839,9 @@ nsCSSFrameConstructor::CreateListBoxContent(nsContainerFrame* aParentFrame, if (newFrame) { // Notify the parent frame if (aIsAppend) - rv = ((nsListBoxBodyFrame*)aParentFrame)->ListBoxAppendFrames(frameItems); + ((nsListBoxBodyFrame*)aParentFrame)->ListBoxAppendFrames(frameItems); else - rv = ((nsListBoxBodyFrame*)aParentFrame)->ListBoxInsertFrames(aPrevFrame, frameItems); + ((nsListBoxBodyFrame*)aParentFrame)->ListBoxInsertFrames(aPrevFrame, frameItems); } EndUpdate(); @@ -11884,10 +11856,6 @@ nsCSSFrameConstructor::CreateListBoxContent(nsContainerFrame* aParentFrame, } #endif } - - return rv; -#else - return NS_ERROR_FAILURE; #endif } @@ -12659,7 +12627,7 @@ nsCSSFrameConstructor::WipeContainingBlock(nsFrameConstructorState& aState, return true; } -nsresult +void nsCSSFrameConstructor::ReframeContainingBlock(nsIFrame* aFrame, RemoveFlags aFlags, nsIContent** aDestroyedFramesFor) @@ -12682,7 +12650,7 @@ nsCSSFrameConstructor::ReframeContainingBlock(nsIFrame* aFrame, // don't ReframeContainingBlock, this will result in a crash // if we remove a tree that's in reflow - see bug 121368 for testcase NS_ERROR("Atemptted to nsCSSFrameConstructor::ReframeContainingBlock during a Reflow!!!"); - return NS_OK; + return; } // Get the first "normal" ancestor of the target frame. @@ -12714,7 +12682,7 @@ nsCSSFrameConstructor::ReframeContainingBlock(nsIFrame* aFrame, true, aFlags, nullptr); } -nsresult +void nsCSSFrameConstructor::GenerateChildFrames(nsContainerFrame* aFrame) { { @@ -12748,8 +12716,6 @@ nsCSSFrameConstructor::GenerateChildFrames(nsContainerFrame* aFrame) // call XBL constructors after the frames are created mPresShell->GetDocument()->BindingManager()->ProcessAttachedQueue(); - - return NS_OK; } ////////////////////////////////////////////////////////// |