2 * Copyright (C) 2006, 2008, 2010 Apple Inc. All rights reserved.
3 * Copyright (C) 2010 Google Inc. All rights reserved.
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27 #ifndef SpinButtonElement_h
28 #define SpinButtonElement_h
30 #include "core/html/HTMLDivElement.h"
31 #include "core/page/PopupOpeningObserver.h"
32 #include "platform/Timer.h"
36 class SpinButtonElement final : public HTMLDivElement, public PopupOpeningObserver {
39 Indeterminate, // Hovered, but the event is not handled.
45 EventDispatchDisallowed,
47 class SpinButtonOwner : public WillBeGarbageCollectedMixin {
49 virtual ~SpinButtonOwner() { }
50 virtual void focusAndSelectSpinButtonOwner() = 0;
51 virtual bool shouldSpinButtonRespondToMouseEvents() = 0;
52 virtual bool shouldSpinButtonRespondToWheelEvents() = 0;
53 virtual void spinButtonDidReleaseMouseCapture(EventDispatch) = 0;
54 virtual void spinButtonStepDown() = 0;
55 virtual void spinButtonStepUp() = 0;
58 // The owner of SpinButtonElement must call removeSpinButtonOwner
59 // because SpinButtonElement can be outlive SpinButtonOwner
60 // implementation, e.g. during event handling.
61 static PassRefPtrWillBeRawPtr<SpinButtonElement> create(Document&, SpinButtonOwner&);
62 UpDownState upDownState() const { return m_upDownState; }
63 void releaseCapture(EventDispatch = EventDispatchAllowed);
64 void removeSpinButtonOwner() { m_spinButtonOwner = nullptr; }
66 void step(int amount);
68 virtual bool willRespondToMouseMoveEvents() override;
69 virtual bool willRespondToMouseClickEvents() override;
71 void forwardEvent(Event*);
73 virtual void trace(Visitor*) override;
76 SpinButtonElement(Document&, SpinButtonOwner&);
78 virtual void detach(const AttachContext&) override;
79 virtual bool isSpinButtonElement() const override { return true; }
80 virtual bool isDisabledFormControl() const override { return shadowHost() && shadowHost()->isDisabledFormControl(); }
81 virtual bool matchesReadOnlyPseudoClass() const override;
82 virtual bool matchesReadWritePseudoClass() const override;
83 virtual void defaultEventHandler(Event*) override;
84 virtual void willOpenPopup() override;
85 void doStepAction(int);
86 void startRepeatingTimer();
87 void stopRepeatingTimer();
88 void repeatingTimerFired(Timer<SpinButtonElement>*);
89 virtual void setHovered(bool = true) override;
90 bool shouldRespondToMouseEvents();
91 virtual bool isMouseFocusable() const override { return false; }
93 RawPtrWillBeMember<SpinButtonOwner> m_spinButtonOwner;
95 UpDownState m_upDownState;
96 UpDownState m_pressStartingState;
97 Timer<SpinButtonElement> m_repeatingTimer;
100 DEFINE_TYPE_CASTS(SpinButtonElement, Node, node, toElement(node)->isSpinButtonElement(), toElement(node).isSpinButtonElement());