1/*
2 * Copyright (C) 2010 Google Inc. All rights reserved.
3 * Copyright (C) 2011 Apple Inc. All rights reserved.
4 * Copyright (C) 2012 Samsung Electronics. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are
8 * met:
9 *
10 *     * Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 *     * Redistributions in binary form must reproduce the above
13 * copyright notice, this list of conditions and the following disclaimer
14 * in the documentation and/or other materials provided with the
15 * distribution.
16 *     * Neither the name of Google Inc. nor the names of its
17 * contributors may be used to endorse or promote products derived from
18 * this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33#ifndef InputTypeView_h
34#define InputTypeView_h
35
36#include "core/page/FocusType.h"
37#include "platform/heap/Handle.h"
38#include "wtf/FastAllocBase.h"
39#include "wtf/Forward.h"
40#include "wtf/Noncopyable.h"
41#include "wtf/RefCounted.h"
42#include "wtf/RefPtr.h"
43
44namespace blink {
45
46class AXObject;
47class BeforeTextInsertedEvent;
48class Element;
49class Event;
50class HTMLFormElement;
51class HTMLInputElement;
52class KeyboardEvent;
53class MouseEvent;
54class RenderObject;
55class RenderStyle;
56class TouchEvent;
57
58struct ClickHandlingState FINAL : public NoBaseWillBeGarbageCollected<ClickHandlingState> {
59    WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED;
60
61public:
62    void trace(Visitor*);
63
64    bool checked;
65    bool indeterminate;
66    RefPtrWillBeMember<HTMLInputElement> checkedRadioButton;
67};
68
69// An InputTypeView object represents the UI-specific part of an
70// HTMLInputElement. Do not expose instances of InputTypeView and classes
71// derived from it to classes other than HTMLInputElement.
72class InputTypeView : public RefCountedWillBeGarbageCollectedFinalized<InputTypeView> {
73    WTF_MAKE_NONCOPYABLE(InputTypeView);
74    WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED;
75
76public:
77    static PassRefPtrWillBeRawPtr<InputTypeView> create(HTMLInputElement&);
78    virtual ~InputTypeView();
79    virtual void trace(Visitor*);
80
81    virtual bool sizeShouldIncludeDecoration(int defaultSize, int& preferredSize) const;
82    virtual void handleClickEvent(MouseEvent*);
83    virtual void handleMouseDownEvent(MouseEvent*);
84    virtual PassOwnPtrWillBeRawPtr<ClickHandlingState> willDispatchClick();
85    virtual void didDispatchClick(Event*, const ClickHandlingState&);
86    virtual void handleKeydownEvent(KeyboardEvent*);
87    virtual void handleKeypressEvent(KeyboardEvent*);
88    virtual void handleKeyupEvent(KeyboardEvent*);
89    virtual void handleBeforeTextInsertedEvent(BeforeTextInsertedEvent*);
90    virtual void handleTouchEvent(TouchEvent*);
91    virtual void forwardEvent(Event*);
92    virtual bool shouldSubmitImplicitly(Event*);
93    virtual PassRefPtrWillBeRawPtr<HTMLFormElement> formForSubmission() const;
94    virtual bool hasCustomFocusLogic() const;
95    virtual void handleFocusEvent(Element* oldFocusedElement, FocusType);
96    virtual void handleFocusInEvent(Element* oldFocusedElement, FocusType);
97    virtual void handleBlurEvent();
98    virtual void subtreeHasChanged();
99    virtual bool hasTouchEventHandler() const;
100    virtual void blur();
101    virtual RenderObject* createRenderer(RenderStyle*) const;
102    virtual PassRefPtr<RenderStyle> customStyleForRenderer(PassRefPtr<RenderStyle>);
103    virtual void startResourceLoading();
104    virtual void closePopupView();
105    virtual void createShadowSubtree();
106    virtual void destroyShadowSubtree();
107    virtual void minOrMaxAttributeChanged();
108    virtual void stepAttributeChanged();
109    virtual void altAttributeChanged();
110    virtual void srcAttributeChanged();
111    virtual void updateView();
112    virtual void attributeChanged();
113    virtual void multipleAttributeChanged();
114    virtual void disabledAttributeChanged();
115    virtual void readonlyAttributeChanged();
116    virtual void requiredAttributeChanged();
117    virtual void valueAttributeChanged();
118    virtual void listAttributeTargetChanged();
119    virtual void updateClearButtonVisibility();
120    virtual void updatePlaceholderText();
121    virtual AXObject* popupRootAXObject();
122
123protected:
124    InputTypeView(HTMLInputElement& element) : m_element(&element) { }
125    HTMLInputElement& element() const { return *m_element; }
126
127private:
128    // Not a RefPtr because the HTMLInputElement object owns this InputTypeView
129    // object.
130    RawPtrWillBeMember<HTMLInputElement> m_element;
131};
132
133} // namespace blink
134#endif
135