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8f840dc923
This patch is written by the following script with some manual adjustment to the comment in nsRubyTextContainerFrame.cpp and nsRubyFrame.cpp, and nsColumnSetFrame's constructor. function rename() { find layout\ -type f\ \( -name "*.cpp" -or\ -name "*.h" \)\ -exec sed -i -r "s/$1/$2/g" "{}" \; } rename "nsReflowStatus *([a-zA-Z0-9]*) = NS_FRAME_COMPLETE" "nsReflowStatus \1" rename "([a-zA-Z0-9.*]*) *= NS_FRAME_COMPLETE;" "\1.Reset();" rename "([a-zA-Z0-9.*]*) == NS_FRAME_COMPLETE" "\1.IsEmpty()" MozReview-Commit-ID: 9tqQAHvdQex --HG-- extra : rebase_source : 3119776946dc2c8350098b7bf9f3ceff29bdffb5
525 lines
18 KiB
C++
525 lines
18 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsTableColGroupFrame.h"
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#include "nsTableColFrame.h"
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#include "nsTableFrame.h"
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#include "nsStyleContext.h"
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#include "nsStyleConsts.h"
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#include "nsPresContext.h"
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#include "nsHTMLParts.h"
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#include "nsGkAtoms.h"
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#include "nsCOMPtr.h"
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#include "nsCSSRendering.h"
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#include "nsIPresShell.h"
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using namespace mozilla;
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#define COL_GROUP_TYPE_BITS (NS_FRAME_STATE_BIT(30) | \
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NS_FRAME_STATE_BIT(31))
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#define COL_GROUP_TYPE_OFFSET 30
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nsTableColGroupType
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nsTableColGroupFrame::GetColType() const
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{
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return (nsTableColGroupType)((mState & COL_GROUP_TYPE_BITS) >> COL_GROUP_TYPE_OFFSET);
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}
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void nsTableColGroupFrame::SetColType(nsTableColGroupType aType)
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{
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NS_ASSERTION(GetColType() == eColGroupContent,
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"should only call nsTableColGroupFrame::SetColType with aType "
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"!= eColGroupContent once");
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uint32_t type = aType - eColGroupContent;
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RemoveStateBits(COL_GROUP_TYPE_BITS);
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AddStateBits(nsFrameState(type << COL_GROUP_TYPE_OFFSET));
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}
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void nsTableColGroupFrame::ResetColIndices(nsIFrame* aFirstColGroup,
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int32_t aFirstColIndex,
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nsIFrame* aStartColFrame)
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{
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nsTableColGroupFrame* colGroupFrame = (nsTableColGroupFrame*)aFirstColGroup;
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int32_t colIndex = aFirstColIndex;
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while (colGroupFrame) {
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if (nsGkAtoms::tableColGroupFrame == colGroupFrame->GetType()) {
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// reset the starting col index for the first cg only if we should reset
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// the whole colgroup (aStartColFrame defaults to nullptr) or if
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// aFirstColIndex is smaller than the existing starting col index
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if ((colIndex != aFirstColIndex) ||
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(colIndex < colGroupFrame->GetStartColumnIndex()) ||
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!aStartColFrame) {
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colGroupFrame->SetStartColumnIndex(colIndex);
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}
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nsIFrame* colFrame = aStartColFrame;
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if (!colFrame || (colIndex != aFirstColIndex)) {
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colFrame = colGroupFrame->PrincipalChildList().FirstChild();
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}
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while (colFrame) {
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if (nsGkAtoms::tableColFrame == colFrame->GetType()) {
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((nsTableColFrame*)colFrame)->SetColIndex(colIndex);
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colIndex++;
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}
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colFrame = colFrame->GetNextSibling();
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}
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}
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colGroupFrame = static_cast<nsTableColGroupFrame*>
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(colGroupFrame->GetNextSibling());
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}
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}
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nsresult
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nsTableColGroupFrame::AddColsToTable(int32_t aFirstColIndex,
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bool aResetSubsequentColIndices,
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const nsFrameList::Slice& aCols)
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{
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nsTableFrame* tableFrame = GetTableFrame();
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tableFrame->InvalidateFrameSubtree();
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// set the col indices of the col frames and and add col info to the table
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int32_t colIndex = aFirstColIndex;
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nsFrameList::Enumerator e(aCols);
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for (; !e.AtEnd(); e.Next()) {
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((nsTableColFrame*)e.get())->SetColIndex(colIndex);
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mColCount++;
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tableFrame->InsertCol((nsTableColFrame &)*e.get(), colIndex);
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colIndex++;
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}
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for (nsFrameList::Enumerator eTail = e.GetUnlimitedEnumerator();
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!eTail.AtEnd();
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eTail.Next()) {
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((nsTableColFrame*)eTail.get())->SetColIndex(colIndex);
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colIndex++;
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}
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// We have already set the colindex for all the colframes in this
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// colgroup that come after the first inserted colframe, but there could
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// be other colgroups following this one and their colframes need
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// correct colindices too.
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if (aResetSubsequentColIndices && GetNextSibling()) {
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ResetColIndices(GetNextSibling(), colIndex);
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}
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return NS_OK;
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}
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nsTableColGroupFrame*
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nsTableColGroupFrame::GetLastRealColGroup(nsTableFrame* aTableFrame)
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{
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nsFrameList colGroups = aTableFrame->GetColGroups();
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nsIFrame* nextToLastColGroup = nullptr;
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nsFrameList::FrameLinkEnumerator link(colGroups);
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for ( ; !link.AtEnd(); link.Next()) {
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nextToLastColGroup = link.PrevFrame();
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}
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if (!link.PrevFrame()) {
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return nullptr; // there are no col group frames
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}
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nsTableColGroupType lastColGroupType =
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static_cast<nsTableColGroupFrame*>(link.PrevFrame())->GetColType();
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if (eColGroupAnonymousCell == lastColGroupType) {
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return static_cast<nsTableColGroupFrame*>(nextToLastColGroup);
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}
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return static_cast<nsTableColGroupFrame*>(link.PrevFrame());
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}
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// don't set mColCount here, it is done in AddColsToTable
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void
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nsTableColGroupFrame::SetInitialChildList(ChildListID aListID,
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nsFrameList& aChildList)
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{
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MOZ_ASSERT(mFrames.IsEmpty(),
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"unexpected second call to SetInitialChildList");
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MOZ_ASSERT(aListID == kPrincipalList, "unexpected child list");
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if (aChildList.IsEmpty()) {
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GetTableFrame()->AppendAnonymousColFrames(this, GetSpan(),
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eColAnonymousColGroup, false);
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return;
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}
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mFrames.AppendFrames(this, aChildList);
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}
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/* virtual */ void
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nsTableColGroupFrame::DidSetStyleContext(nsStyleContext* aOldStyleContext)
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{
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nsContainerFrame::DidSetStyleContext(aOldStyleContext);
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if (!aOldStyleContext) //avoid this on init
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return;
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nsTableFrame* tableFrame = GetTableFrame();
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if (tableFrame->IsBorderCollapse() &&
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tableFrame->BCRecalcNeeded(aOldStyleContext, StyleContext())) {
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int32_t colCount = GetColCount();
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if (!colCount)
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return; // this is a degenerated colgroup
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TableArea damageArea(GetFirstColumn()->GetColIndex(), 0, colCount,
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tableFrame->GetRowCount());
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tableFrame->AddBCDamageArea(damageArea);
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}
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}
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void
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nsTableColGroupFrame::AppendFrames(ChildListID aListID,
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nsFrameList& aFrameList)
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{
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NS_ASSERTION(aListID == kPrincipalList, "unexpected child list");
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nsTableColFrame* col = GetFirstColumn();
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nsTableColFrame* nextCol;
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while (col && col->GetColType() == eColAnonymousColGroup) {
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// this colgroup spans one or more columns but now that there is a
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// real column below, spanned anonymous columns should be removed,
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// since the HTML spec says to ignore the span of a colgroup if it
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// has content columns in it.
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nextCol = col->GetNextCol();
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RemoveFrame(kPrincipalList, col);
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col = nextCol;
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}
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const nsFrameList::Slice& newFrames =
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mFrames.AppendFrames(this, aFrameList);
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InsertColsReflow(GetStartColumnIndex() + mColCount, newFrames);
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}
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void
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nsTableColGroupFrame::InsertFrames(ChildListID aListID,
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nsIFrame* aPrevFrame,
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nsFrameList& aFrameList)
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{
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NS_ASSERTION(aListID == kPrincipalList, "unexpected child list");
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NS_ASSERTION(!aPrevFrame || aPrevFrame->GetParent() == this,
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"inserting after sibling frame with different parent");
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nsTableColFrame* col = GetFirstColumn();
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nsTableColFrame* nextCol;
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while (col && col->GetColType() == eColAnonymousColGroup) {
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// this colgroup spans one or more columns but now that there is a
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// real column below, spanned anonymous columns should be removed,
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// since the HTML spec says to ignore the span of a colgroup if it
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// has content columns in it.
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nextCol = col->GetNextCol();
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if (col == aPrevFrame) {
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// This can happen when we're being appended to
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NS_ASSERTION(!nextCol || nextCol->GetColType() != eColAnonymousColGroup,
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"Inserting in the middle of our anonymous cols?");
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// We'll want to insert at the beginning
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aPrevFrame = nullptr;
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}
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RemoveFrame(kPrincipalList, col);
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col = nextCol;
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}
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NS_ASSERTION(!aPrevFrame || aPrevFrame == aPrevFrame->LastContinuation(),
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"Prev frame should be last in continuation chain");
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NS_ASSERTION(!aPrevFrame || !GetNextColumn(aPrevFrame) ||
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GetNextColumn(aPrevFrame)->GetColType() != eColAnonymousCol,
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"Shouldn't be inserting before a spanned colframe");
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const nsFrameList::Slice& newFrames =
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mFrames.InsertFrames(this, aPrevFrame, aFrameList);
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nsIFrame* prevFrame = nsTableFrame::GetFrameAtOrBefore(this, aPrevFrame,
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nsGkAtoms::tableColFrame);
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int32_t colIndex = (prevFrame) ? ((nsTableColFrame*)prevFrame)->GetColIndex() + 1 : GetStartColumnIndex();
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InsertColsReflow(colIndex, newFrames);
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}
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void
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nsTableColGroupFrame::InsertColsReflow(int32_t aColIndex,
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const nsFrameList::Slice& aCols)
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{
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AddColsToTable(aColIndex, true, aCols);
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PresContext()->PresShell()->FrameNeedsReflow(this,
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nsIPresShell::eTreeChange,
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NS_FRAME_HAS_DIRTY_CHILDREN);
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}
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void
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nsTableColGroupFrame::RemoveChild(nsTableColFrame& aChild,
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bool aResetSubsequentColIndices)
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{
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int32_t colIndex = 0;
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nsIFrame* nextChild = nullptr;
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if (aResetSubsequentColIndices) {
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colIndex = aChild.GetColIndex();
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nextChild = aChild.GetNextSibling();
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}
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mFrames.DestroyFrame(&aChild);
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mColCount--;
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if (aResetSubsequentColIndices) {
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if (nextChild) { // reset inside this and all following colgroups
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ResetColIndices(this, colIndex, nextChild);
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}
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else {
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nsIFrame* nextGroup = GetNextSibling();
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if (nextGroup) // reset next and all following colgroups
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ResetColIndices(nextGroup, colIndex);
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}
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}
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PresContext()->PresShell()->FrameNeedsReflow(this,
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nsIPresShell::eTreeChange,
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NS_FRAME_HAS_DIRTY_CHILDREN);
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}
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void
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nsTableColGroupFrame::RemoveFrame(ChildListID aListID,
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nsIFrame* aOldFrame)
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{
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NS_ASSERTION(aListID == kPrincipalList, "unexpected child list");
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if (!aOldFrame) {
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return;
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}
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bool contentRemoval = false;
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if (nsGkAtoms::tableColFrame == aOldFrame->GetType()) {
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nsTableColFrame* colFrame = (nsTableColFrame*)aOldFrame;
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if (colFrame->GetColType() == eColContent) {
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contentRemoval = true;
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// Remove any anonymous column frames this <col> produced via a colspan
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nsTableColFrame* col = colFrame->GetNextCol();
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nsTableColFrame* nextCol;
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while (col && col->GetColType() == eColAnonymousCol) {
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#ifdef DEBUG
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nsIFrame* providerFrame;
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nsStyleContext* psc = colFrame->GetParentStyleContext(&providerFrame);
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if (colFrame->StyleContext()->GetParent() == psc) {
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NS_ASSERTION(col->StyleContext() == colFrame->StyleContext() &&
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col->GetContent() == colFrame->GetContent(),
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"How did that happen??");
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}
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// else colFrame is being removed because of a frame
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// reconstruct on it, and its style context is still the old
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// one, so we can't assert anything about how it compares to
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// col's style context.
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#endif
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nextCol = col->GetNextCol();
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RemoveFrame(kPrincipalList, col);
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col = nextCol;
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}
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}
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int32_t colIndex = colFrame->GetColIndex();
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// The RemoveChild call handles calling FrameNeedsReflow on us.
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RemoveChild(*colFrame, true);
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nsTableFrame* tableFrame = GetTableFrame();
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tableFrame->RemoveCol(this, colIndex, true, true);
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if (mFrames.IsEmpty() && contentRemoval &&
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GetColType() == eColGroupContent) {
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tableFrame->AppendAnonymousColFrames(this, GetSpan(),
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eColAnonymousColGroup, true);
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}
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}
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else {
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mFrames.DestroyFrame(aOldFrame);
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}
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}
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nsIFrame::LogicalSides
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nsTableColGroupFrame::GetLogicalSkipSides(const ReflowInput* aReflowInput) const
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{
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if (MOZ_UNLIKELY(StyleBorder()->mBoxDecorationBreak ==
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StyleBoxDecorationBreak::Clone)) {
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return LogicalSides();
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}
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LogicalSides skip;
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if (nullptr != GetPrevInFlow()) {
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skip |= eLogicalSideBitsBStart;
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}
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if (nullptr != GetNextInFlow()) {
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skip |= eLogicalSideBitsBEnd;
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}
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return skip;
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}
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void
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nsTableColGroupFrame::Reflow(nsPresContext* aPresContext,
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ReflowOutput& aDesiredSize,
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const ReflowInput& aReflowInput,
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nsReflowStatus& aStatus)
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{
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MarkInReflow();
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DO_GLOBAL_REFLOW_COUNT("nsTableColGroupFrame");
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DISPLAY_REFLOW(aPresContext, this, aReflowInput, aDesiredSize, aStatus);
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NS_ASSERTION(nullptr!=mContent, "bad state -- null content for frame");
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const nsStyleVisibility* groupVis = StyleVisibility();
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bool collapseGroup = (NS_STYLE_VISIBILITY_COLLAPSE == groupVis->mVisible);
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if (collapseGroup) {
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GetTableFrame()->SetNeedToCollapse(true);
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}
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// for every content child that (is a column thingy and does not already have a frame)
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// create a frame and adjust it's style
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for (nsIFrame *kidFrame = mFrames.FirstChild(); kidFrame;
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kidFrame = kidFrame->GetNextSibling()) {
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// Give the child frame a chance to reflow, even though we know it'll have 0 size
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ReflowOutput kidSize(aReflowInput);
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ReflowInput kidReflowInput(aPresContext, aReflowInput, kidFrame,
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LogicalSize(kidFrame->GetWritingMode()));
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nsReflowStatus status;
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ReflowChild(kidFrame, aPresContext, kidSize, kidReflowInput, 0, 0, 0, status);
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FinishReflowChild(kidFrame, aPresContext, kidSize, nullptr, 0, 0, 0);
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}
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aDesiredSize.ClearSize();
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aStatus.Reset();
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NS_FRAME_SET_TRUNCATION(aStatus, aReflowInput, aDesiredSize);
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}
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nsTableColFrame * nsTableColGroupFrame::GetFirstColumn()
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{
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return GetNextColumn(nullptr);
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}
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nsTableColFrame * nsTableColGroupFrame::GetNextColumn(nsIFrame *aChildFrame)
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{
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nsTableColFrame *result = nullptr;
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nsIFrame *childFrame = aChildFrame;
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if (!childFrame) {
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childFrame = mFrames.FirstChild();
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}
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else {
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childFrame = childFrame->GetNextSibling();
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}
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while (childFrame)
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{
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if (mozilla::StyleDisplay::TableColumn ==
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childFrame->StyleDisplay()->mDisplay)
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{
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result = (nsTableColFrame *)childFrame;
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break;
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}
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childFrame = childFrame->GetNextSibling();
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}
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return result;
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}
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int32_t nsTableColGroupFrame::GetSpan()
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{
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return StyleTable()->mSpan;
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}
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void nsTableColGroupFrame::SetContinuousBCBorderWidth(LogicalSide aForSide,
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BCPixelSize aPixelValue)
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{
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switch (aForSide) {
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case eLogicalSideBStart:
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mBStartContBorderWidth = aPixelValue;
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return;
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case eLogicalSideBEnd:
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mBEndContBorderWidth = aPixelValue;
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return;
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default:
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NS_ERROR("invalid side arg");
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}
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}
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void nsTableColGroupFrame::GetContinuousBCBorderWidth(WritingMode aWM,
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LogicalMargin& aBorder)
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{
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int32_t aPixelsToTwips = nsPresContext::AppUnitsPerCSSPixel();
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nsTableColFrame* col = GetTableFrame()->
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GetColFrame(mStartColIndex + mColCount - 1);
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col->GetContinuousBCBorderWidth(aWM, aBorder);
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aBorder.BStart(aWM) = BC_BORDER_END_HALF_COORD(aPixelsToTwips,
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mBStartContBorderWidth);
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aBorder.BEnd(aWM) = BC_BORDER_START_HALF_COORD(aPixelsToTwips,
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mBEndContBorderWidth);
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}
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/* ----- global methods ----- */
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nsTableColGroupFrame*
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NS_NewTableColGroupFrame(nsIPresShell* aPresShell, nsStyleContext* aContext)
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{
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return new (aPresShell) nsTableColGroupFrame(aContext);
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}
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NS_IMPL_FRAMEARENA_HELPERS(nsTableColGroupFrame)
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nsIAtom*
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nsTableColGroupFrame::GetType() const
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{
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return nsGkAtoms::tableColGroupFrame;
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}
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void
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nsTableColGroupFrame::InvalidateFrame(uint32_t aDisplayItemKey)
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{
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nsIFrame::InvalidateFrame(aDisplayItemKey);
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GetParent()->InvalidateFrameWithRect(GetVisualOverflowRect() + GetPosition(), aDisplayItemKey);
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}
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void
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nsTableColGroupFrame::InvalidateFrameWithRect(const nsRect& aRect, uint32_t aDisplayItemKey)
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{
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nsIFrame::InvalidateFrameWithRect(aRect, aDisplayItemKey);
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// If we have filters applied that would affects our bounds, then
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// we get an inactive layer created and this is computed
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// within FrameLayerBuilder
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GetParent()->InvalidateFrameWithRect(aRect + GetPosition(), aDisplayItemKey);
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}
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#ifdef DEBUG_FRAME_DUMP
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nsresult
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nsTableColGroupFrame::GetFrameName(nsAString& aResult) const
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{
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return MakeFrameName(NS_LITERAL_STRING("TableColGroup"), aResult);
|
|
}
|
|
|
|
void nsTableColGroupFrame::Dump(int32_t aIndent)
|
|
{
|
|
char* indent = new char[aIndent + 1];
|
|
if (!indent) return;
|
|
for (int32_t i = 0; i < aIndent + 1; i++) {
|
|
indent[i] = ' ';
|
|
}
|
|
indent[aIndent] = 0;
|
|
|
|
printf("%s**START COLGROUP DUMP**\n%s startcolIndex=%d colcount=%d span=%d coltype=",
|
|
indent, indent, GetStartColumnIndex(), GetColCount(), GetSpan());
|
|
nsTableColGroupType colType = GetColType();
|
|
switch (colType) {
|
|
case eColGroupContent:
|
|
printf(" content ");
|
|
break;
|
|
case eColGroupAnonymousCol:
|
|
printf(" anonymous-column ");
|
|
break;
|
|
case eColGroupAnonymousCell:
|
|
printf(" anonymous-cell ");
|
|
break;
|
|
}
|
|
// verify the colindices
|
|
int32_t j = GetStartColumnIndex();
|
|
nsTableColFrame* col = GetFirstColumn();
|
|
while (col) {
|
|
NS_ASSERTION(j == col->GetColIndex(), "wrong colindex on col frame");
|
|
col = col->GetNextCol();
|
|
j++;
|
|
}
|
|
NS_ASSERTION((j - GetStartColumnIndex()) == GetColCount(),
|
|
"number of cols out of sync");
|
|
printf("\n%s**END COLGROUP DUMP** ", indent);
|
|
delete [] indent;
|
|
}
|
|
#endif
|
|
|