зеркало из https://github.com/mozilla/gecko-dev.git
87 строки
2.9 KiB
C++
87 строки
2.9 KiB
C++
/* -*- 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/. */
|
|
|
|
/**
|
|
|
|
Eric D Vaughan
|
|
This class lays out its children either vertically or horizontally
|
|
|
|
**/
|
|
|
|
#ifndef nsScrollbarButtonFrame_h___
|
|
#define nsScrollbarButtonFrame_h___
|
|
|
|
#include "SimpleXULLeafFrame.h"
|
|
#include "mozilla/Attributes.h"
|
|
#include "nsLeafFrame.h"
|
|
#include "nsRepeatService.h"
|
|
|
|
namespace mozilla {
|
|
class PresShell;
|
|
} // namespace mozilla
|
|
|
|
class nsScrollbarButtonFrame final : public mozilla::SimpleXULLeafFrame {
|
|
public:
|
|
NS_DECL_FRAMEARENA_HELPERS(nsScrollbarButtonFrame)
|
|
|
|
explicit nsScrollbarButtonFrame(ComputedStyle* aStyle,
|
|
nsPresContext* aPresContext)
|
|
: mozilla::SimpleXULLeafFrame(aStyle, aPresContext, kClassID) {}
|
|
|
|
// Overrides
|
|
void DestroyFrom(nsIFrame* aDestructRoot,
|
|
PostDestroyData& aPostDestroyData) override;
|
|
|
|
friend nsIFrame* NS_NewScrollbarButtonFrame(mozilla::PresShell* aPresShell,
|
|
ComputedStyle* aStyle);
|
|
|
|
nsresult HandleEvent(nsPresContext* aPresContext,
|
|
mozilla::WidgetGUIEvent* aEvent,
|
|
nsEventStatus* aEventStatus) override;
|
|
|
|
static nsresult GetChildWithTag(nsAtom* atom, nsIFrame* start,
|
|
nsIFrame*& result);
|
|
static nsresult GetParentWithTag(nsAtom* atom, nsIFrame* start,
|
|
nsIFrame*& result);
|
|
|
|
bool HandleButtonPress(nsPresContext* aPresContext,
|
|
mozilla::WidgetGUIEvent* aEvent,
|
|
nsEventStatus* aEventStatus);
|
|
|
|
NS_IMETHOD HandleMultiplePress(nsPresContext* aPresContext,
|
|
mozilla::WidgetGUIEvent* aEvent,
|
|
nsEventStatus* aEventStatus,
|
|
bool aControlHeld) override {
|
|
return NS_OK;
|
|
}
|
|
|
|
MOZ_CAN_RUN_SCRIPT
|
|
NS_IMETHOD HandleDrag(nsPresContext* aPresContext,
|
|
mozilla::WidgetGUIEvent* aEvent,
|
|
nsEventStatus* aEventStatus) override {
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHOD HandleRelease(nsPresContext* aPresContext,
|
|
mozilla::WidgetGUIEvent* aEvent,
|
|
nsEventStatus* aEventStatus) override;
|
|
|
|
protected:
|
|
void StartRepeat() {
|
|
nsRepeatService::GetInstance()->Start(Notify, this, mContent->OwnerDoc(),
|
|
"nsScrollbarButtonFrame"_ns);
|
|
}
|
|
void StopRepeat() { nsRepeatService::GetInstance()->Stop(Notify, this); }
|
|
void Notify();
|
|
static void Notify(void* aData) {
|
|
static_cast<nsScrollbarButtonFrame*>(aData)->Notify();
|
|
}
|
|
|
|
bool mCursorOnThis = false;
|
|
};
|
|
|
|
#endif
|