зеркало из https://github.com/mozilla/gecko-dev.git
79 строки
2.5 KiB
C++
79 строки
2.5 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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/* constants for frame state bits and a type to store them in a uint64_t */
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#include "nsFrameState.h"
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#include "nsBlockFrame.h"
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#include "nsBoxFrame.h"
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#include "nsBulletFrame.h"
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#include "nsFlexContainerFrame.h"
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#include "nsGridContainerFrame.h"
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#include "nsGfxScrollFrame.h"
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#include "nsIFrame.h"
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#include "nsSVGDisplayableFrame.h"
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#include "nsImageFrame.h"
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#include "nsInlineFrame.h"
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#include "nsPlaceholderFrame.h"
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#include "nsRubyTextFrame.h"
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#include "nsRubyTextContainerFrame.h"
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#include "nsSVGContainerFrame.h"
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#include "nsTableCellFrame.h"
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#include "nsTableRowFrame.h"
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#include "nsTableRowGroupFrame.h"
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#include "nsTextFrame.h"
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namespace mozilla {
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#ifdef DEBUG
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nsCString
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GetFrameState(nsIFrame* aFrame)
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{
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nsCString result;
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AutoTArray<const char*,3> groups;
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nsFrameState state = aFrame->GetStateBits();
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if (state == nsFrameState(0)) {
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result.Assign('0');
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return result;
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}
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#define FRAME_STATE_GROUP(name_, class_) \
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{ \
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class_* frame = do_QueryFrame(aFrame); \
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if (frame && (groups.IsEmpty() || strcmp(groups.LastElement(), #name_))) {\
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groups.AppendElement(#name_); \
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} \
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}
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#define FRAME_STATE_BIT(group_, value_, name_) \
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if ((state & NS_FRAME_STATE_BIT(value_)) && groups.Contains(#group_)) { \
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if (!result.IsEmpty()) { \
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result.Insert(" | ", 0); \
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} \
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result.Insert(#name_, 0); \
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state = state & ~NS_FRAME_STATE_BIT(value_); \
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}
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#include "nsFrameStateBits.h"
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#undef FRAME_STATE_GROUP
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#undef FRAME_STATE_BIT
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if (state) {
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result.AppendPrintf(" | 0x%0" PRIx64, static_cast<uint64_t>(state));
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}
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return result;
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}
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void
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PrintFrameState(nsIFrame* aFrame)
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{
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printf("%s\n", GetFrameState(aFrame).get());
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}
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#endif
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} // namespace mozilla
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