gecko-dev/layout/forms/nsDateTimeControlFrame.h

120 строки
3.6 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 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 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(nsStyleContext* aContext);
public:
friend nsIFrame* NS_NewDateTimeControlFrame(nsIPresShell* aPresShell,
nsStyleContext* aContext);
void ContentStatesChanged(mozilla::EventStates aStates) override;
void DestroyFrom(nsIFrame* aDestructRoot) override;
NS_DECL_QUERYFRAME_TARGET(nsDateTimeControlFrame)
NS_DECL_QUERYFRAME
NS_DECL_FRAMEARENA_HELPERS
#ifdef DEBUG_FRAME_DUMP
nsresult GetFrameName(nsAString& aResult) const override {
return MakeFrameName(NS_LITERAL_STRING("DateTimeControl"), aResult);
}
#endif
nsIAtom* GetType() const override;
bool IsFrameOfType(uint32_t aFlags) const override
{
return nsContainerFrame::IsFrameOfType(aFlags &
~(nsIFrame::eReplaced | nsIFrame::eReplacedContainsBlock));
}
// Reflow
nscoord GetMinISize(nsRenderingContext* aRenderingContext) override;
nscoord GetPrefISize(nsRenderingContext* aRenderingContext) override;
void Reflow(nsPresContext* aPresContext,
ReflowOutput& aDesiredSize,
const ReflowInput& aReflowState,
nsReflowStatus& aStatus) override;
// nsIAnonymousContentCreator
nsresult CreateAnonymousContent(nsTArray<ContentInfo>& aElements) override;
void AppendAnonymousContentTo(nsTArray<nsIContent*>& aElements,
uint32_t aFilter) override;
nsresult AttributeChanged(int32_t aNameSpaceID, nsIAtom* aAttribute,
int32_t aModType) override;
void UpdateInputBoxValue();
void SetValueFromPicker(const DateTimeValue& aValue);
void HandleFocusEvent();
void HandleBlurEvent();
void SetPickerState(bool aOpen);
private:
class SyncDisabledStateEvent;
friend class SyncDisabledStateEvent;
class SyncDisabledStateEvent : public mozilla::Runnable
{
public:
explicit SyncDisabledStateEvent(nsDateTimeControlFrame* aFrame)
: mFrame(aFrame)
{}
NS_IMETHOD Run() override
{
nsDateTimeControlFrame* frame =
static_cast<nsDateTimeControlFrame*>(mFrame.GetFrame());
NS_ENSURE_STATE(frame);
frame->SyncDisabledState();
return NS_OK;
}
private:
nsWeakFrame 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.
nsCOMPtr<nsIContent> mInputAreaContent;
};
#endif // nsDateTimeControlFrame_h__