/* -*- 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/. */

/**

 * This frame type is used for input type=date, time, month, week, and

 * datetime-local.

 *

 * NOTE: some of the above-mentioned input types are still to-be-implemented.

 * See nsCSSFrameConstructor::FindInputData, as well as bug 1286182 (date),

 * bug 1306215 (month), bug 1306216 (week) and bug 1306217 (datetime-local).

 */

#ifndef nsDateTimeControlFrame_h__

#define nsDateTimeControlFrame_h__

#include "mozilla/Attributes.h"

#include "nsContainerFrame.h"

#include "nsIAnonymousContentCreator.h"

#include "nsCOMPtr.h"

namespace mozilla {

namespace dom {

struct DateTimeValue;

} // namespace dom

} // namespace mozilla

class nsDateTimeControlFrame final : public nsContainerFrame,

                                     public nsIAnonymousContentCreator

{

  typedef mozilla::dom::DateTimeValue DateTimeValue;

  explicit nsDateTimeControlFrame(ComputedStyle* aStyle);

public:

  friend nsIFrame* NS_NewDateTimeControlFrame(nsIPresShell* aPresShell,

                                              ComputedStyle* aStyle);

  void ContentStatesChanged(mozilla::EventStates aStates) override;

  void DestroyFrom(nsIFrame* aDestructRoot, PostDestroyData& aPostDestroyData) override;

  NS_DECL_QUERYFRAME

  NS_DECL_FRAMEARENA_HELPERS(nsDateTimeControlFrame)

#ifdef DEBUG_FRAME_DUMP

  nsresult GetFrameName(nsAString& aResult) const override {

    return MakeFrameName(NS_LITERAL_STRING("DateTimeControl"), aResult);

  }

#endif

  bool IsFrameOfType(uint32_t aFlags) const override

  {

    return nsContainerFrame::IsFrameOfType(aFlags &

      ~(nsIFrame::eReplaced | nsIFrame::eReplacedContainsBlock));

  }

  // Reflow

  nscoord GetMinISize(gfxContext* aRenderingContext) override;

  nscoord GetPrefISize(gfxContext* aRenderingContext) override;

  void Reflow(nsPresContext* aPresContext,

              ReflowOutput& aDesiredSize,

              const ReflowInput& aReflowInput,

              nsReflowStatus& aStatus) override;

  // nsIAnonymousContentCreator

  nsresult CreateAnonymousContent(nsTArray<ContentInfo>& aElements) override;

  void AppendAnonymousContentTo(nsTArray<nsIContent*>& aElements,

                                uint32_t aFilter) override;

  nsresult AttributeChanged(int32_t aNameSpaceID, nsAtom* aAttribute,

                            int32_t aModType) override;

  void OnValueChanged();

  void OnMinMaxStepAttrChanged();

  void SetValueFromPicker(const DateTimeValue& aValue);

  void HandleFocusEvent();

  void HandleBlurEvent();

  void SetPickerState(bool aOpen);

  bool HasBadInput();

private:

  class SyncDisabledStateEvent;

  friend class SyncDisabledStateEvent;

  class SyncDisabledStateEvent : public mozilla::Runnable

  {

  public:

    explicit SyncDisabledStateEvent(nsDateTimeControlFrame* aFrame)

      : mozilla::Runnable("nsDateTimeControlFrame::SyncDisabledStateEvent")

      , mFrame(aFrame)

    {}

    NS_IMETHOD Run() override

    {

      nsDateTimeControlFrame* frame =

        static_cast<nsDateTimeControlFrame*>(mFrame.GetFrame());

      NS_ENSURE_STATE(frame);

      frame->SyncDisabledState();

      return NS_OK;

    }

  private:

    WeakFrame mFrame;

  };

  /**

   * Sync the disabled state of the anonymous children up with our content's.

   */

  void SyncDisabledState();

  // Anonymous child which is bound via XBL to an element that wraps the input

  // area and reset button.

  RefPtr<mozilla::dom::Element> mInputAreaContent;

};

#endif // nsDateTimeControlFrame_h__