mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
3a34d6f3cd
--HG-- extra : rebase_source : a458af255ceeb6a384b7f879ab5d060052142b76 extra : source : 5f0779afa4060c867bf94d7c798e9eccf0cdb9bd
97 lines
2.8 KiB
C++
97 lines
2.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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/* This Source Code is subject to the terms of the Mozilla Public License
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* version 2.0 (the "License"). You can obtain a copy of the License at
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* http://mozilla.org/MPL/2.0/. */
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/* rendering object for CSS "display: ruby-text" */
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#include "nsRubyTextFrame.h"
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#include "nsPresContext.h"
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#include "nsStyleContext.h"
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#include "WritingModes.h"
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#include "nsLineLayout.h"
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using namespace mozilla;
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//----------------------------------------------------------------------
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// Frame class boilerplate
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// =======================
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NS_QUERYFRAME_HEAD(nsRubyTextFrame)
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NS_QUERYFRAME_ENTRY(nsRubyTextFrame)
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NS_QUERYFRAME_TAIL_INHERITING(nsInlineFrame)
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NS_IMPL_FRAMEARENA_HELPERS(nsRubyTextFrame)
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nsContainerFrame*
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NS_NewRubyTextFrame(nsIPresShell* aPresShell,
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nsStyleContext* aContext)
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{
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return new (aPresShell) nsRubyTextFrame(aContext);
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}
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//----------------------------------------------------------------------
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// nsRubyTextFrame Method Implementations
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// ======================================
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nsIAtom*
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nsRubyTextFrame::GetType() const
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{
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return nsGkAtoms::rubyTextFrame;
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}
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#ifdef DEBUG_FRAME_DUMP
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nsresult
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nsRubyTextFrame::GetFrameName(nsAString& aResult) const
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{
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return MakeFrameName(NS_LITERAL_STRING("RubyText"), aResult);
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}
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#endif
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/* virtual */ bool
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nsRubyTextFrame::IsFrameOfType(uint32_t aFlags) const
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{
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if (aFlags & eBidiInlineContainer) {
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return false;
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}
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return nsRubyTextFrameSuper::IsFrameOfType(aFlags);
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}
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/* virtual */ void
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nsRubyTextFrame::BuildDisplayList(nsDisplayListBuilder* aBuilder,
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const nsRect& aDirtyRect,
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const nsDisplayListSet& aLists)
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{
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if (GetStateBits() & NS_RUBY_TEXT_FRAME_AUTOHIDE) {
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return;
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}
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nsRubyTextFrameSuper::BuildDisplayList(aBuilder, aDirtyRect, aLists);
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}
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/* virtual */ void
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nsRubyTextFrame::Reflow(nsPresContext* aPresContext,
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nsHTMLReflowMetrics& aDesiredSize,
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const nsHTMLReflowState& aReflowState,
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nsReflowStatus& aStatus)
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{
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// Even if we want to hide this frame, we have to reflow it first.
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// If we leave it dirty, changes to its content will never be
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// propagated to the ancestors, then it won't be displayed even if
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// the content is no longer the same, until next reflow triggered by
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// some other change. In general, we always reflow all the frames we
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// created. There might be other problems if we don't do that.
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nsRubyTextFrameSuper::Reflow(aPresContext, aDesiredSize,
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aReflowState, aStatus);
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if (GetStateBits() & NS_RUBY_TEXT_FRAME_AUTOHIDE) {
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aDesiredSize.ClearSize();
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aDesiredSize.SetOverflowAreasToDesiredBounds();
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}
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}
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