nsCheckboxRadioFrame.h

Enable keyboard shortcuts

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim: set ts=8 sts=2 et sw=2 tw=80: */

/* 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 http://mozilla.org/MPL/2.0/. */

#ifndef nsCheckboxRadioFrame_h___

#define nsCheckboxRadioFrame_h___

#include "mozilla/Attributes.h"

#include "nsIFormControlFrame.h"

#include "nsAtomicContainerFrame.h"

#include "nsDisplayList.h"

/**

 * nsCheckboxRadioFrame is used for radio buttons and checkboxes.

*/

class nsCheckboxRadioFrame final : public nsAtomicContainerFrame,

                                   public nsIFormControlFrame {

 public:

  NS_DECL_QUERYFRAME

  NS_DECL_FRAMEARENA_HELPERS(nsCheckboxRadioFrame)

  explicit nsCheckboxRadioFrame(ComputedStyle* aStyle,

                                nsPresContext* aPresContext);

  // nsIFrame replacements

  void BuildDisplayList(nsDisplayListBuilder* aBuilder,

                        const nsDisplayListSet& aLists) override;

/**

   * Both GetMinISize and GetPrefISize will return whatever GetIntrinsicISize

   * returns.

*/

  nscoord GetMinISize(gfxContext* aRenderingContext) override;

  nscoord GetPrefISize(gfxContext* aRenderingContext) override;

/**

   * Our auto size is just intrinsic width and intrinsic height.

*/

  mozilla::LogicalSize ComputeAutoSize(

      gfxContext* aRenderingContext, mozilla::WritingMode aWM,

      const mozilla::LogicalSize& aCBSize, nscoord aAvailableISize,

      const mozilla::LogicalSize& aMargin,

      const mozilla::LogicalSize& aBorderPadding,

      const mozilla::StyleSizeOverrides& aSizeOverrides,

      mozilla::ComputeSizeFlags aFlags) override;

/**

   * Respond to a gui event

   * @see nsIFrame::HandleEvent

*/

  nsresult HandleEvent(nsPresContext* aPresContext,

                       mozilla::WidgetGUIEvent* aEvent,

                       nsEventStatus* aEventStatus) override;

  Maybe<nscoord> GetNaturalBaselineBOffset(

      mozilla::WritingMode aWM, BaselineSharingGroup aBaselineGroup,

      BaselineExportContext) const override;

/**

   * Respond to the request to resize and/or reflow

   * @see nsIFrame::Reflow

*/

  void Reflow(nsPresContext* aCX, ReflowOutput& aDesiredSize,

              const ReflowInput& aReflowInput,

              nsReflowStatus& aStatus) override;

  // new behavior

  void SetFocus(bool aOn = true, bool aRepaint = false) override;

  // nsIFormControlFrame

  nsresult SetFormProperty(nsAtom* aName, const nsAString& aValue) override;

#ifdef DEBUG_FRAME_DUMP

  nsresult GetFrameName(nsAString& aResult) const override {

    return MakeFrameName(u"CheckboxRadio"_ns, aResult);

#endif

 protected:

  virtual ~nsCheckboxRadioFrame();

  nscoord DefaultSize();

};

#endif