author Marco Zehe <>
Fri, 19 Oct 2018 08:18:04 +0000
changeset 442128 295644de04d2b1abbccd102473cbf3023dfce21a
parent 363673 5e5dda793c3e0a93fa8a0f2c377dcb28a113e3e7
child 448947 6f3709b3878117466168c40affa7bca0b60cf75b
permissions -rw-r--r--
Bug 1492393 - Make our table index methods aware of cells spanning multiple columns, r=surkov Sometimes, when cells have display:block, and a different cell in the same row has a column span, our index methods did not take these into account. Also, when regular tables encounter such a cell, index calculation failed. Differential Revision:

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
// vim:cindent:ts=2:et:sw=2:
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at */

 * Algorithms that determine column and table isizes used for CSS2's
 * 'table-layout: fixed'.

#ifndef FixedTableLayoutStrategy_h_
#define FixedTableLayoutStrategy_h_

#include "mozilla/Attributes.h"
#include "nsITableLayoutStrategy.h"

class nsTableFrame;

class FixedTableLayoutStrategy : public nsITableLayoutStrategy
  explicit FixedTableLayoutStrategy(nsTableFrame *aTableFrame);
  virtual ~FixedTableLayoutStrategy();

  // nsITableLayoutStrategy implementation
  virtual nscoord GetMinISize(gfxContext* aRenderingContext) override;
  virtual nscoord GetPrefISize(gfxContext* aRenderingContext,
                               bool aComputingSize) override;
  virtual void MarkIntrinsicISizesDirty() override;
  virtual void ComputeColumnISizes(const ReflowInput& aReflowInput)

  nsTableFrame *mTableFrame;
  nscoord mMinISize;
  nscoord mLastCalcISize;

#endif /* !defined(FixedTableLayoutStrategy_h_) */