1/*
2 * Copyright (C) 2010 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 *     * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 *     * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 *     * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#ifndef TextFieldInputType_h
32#define TextFieldInputType_h
33
34#include "InputType.h"
35#include "SpinButtonElement.h"
36#include "TextControlInnerElements.h"
37
38namespace WebCore {
39
40class FormDataList;
41
42// The class represents types of which UI contain text fields.
43// It supports not only the types for BaseTextInputType but also type=number.
44class TextFieldInputType : public InputType, protected SpinButtonElement::SpinButtonOwner {
45protected:
46    TextFieldInputType(HTMLInputElement*);
47    virtual ~TextFieldInputType();
48    virtual bool canSetSuggestedValue() OVERRIDE;
49    virtual void handleKeydownEvent(KeyboardEvent*) OVERRIDE;
50    void handleKeydownEventForSpinButton(KeyboardEvent*);
51
52    virtual HTMLElement* containerElement() const OVERRIDE;
53    virtual HTMLElement* innerBlockElement() const OVERRIDE;
54    virtual HTMLElement* innerTextElement() const OVERRIDE;
55    virtual HTMLElement* innerSpinButtonElement() const OVERRIDE;
56#if ENABLE(INPUT_SPEECH)
57    virtual HTMLElement* speechButtonElement() const OVERRIDE;
58#endif
59
60protected:
61    virtual void attach() OVERRIDE;
62    virtual bool needsContainer() const;
63    virtual bool shouldHaveSpinButton() const;
64    virtual void createShadowSubtree() OVERRIDE;
65    virtual void destroyShadowSubtree() OVERRIDE;
66    virtual void attributeChanged() OVERRIDE;
67    virtual void disabledAttributeChanged() OVERRIDE;
68    virtual void readonlyAttributeChanged() OVERRIDE;
69    virtual bool supportsReadOnly() const OVERRIDE;
70    virtual void handleBlurEvent() OVERRIDE;
71    virtual void setValue(const String&, bool valueChanged, TextFieldEventBehavior) OVERRIDE;
72    virtual void updateInnerTextValue() OVERRIDE;
73
74    virtual String convertFromVisibleValue(const String&) const;
75    enum ValueChangeState {
76        ValueChangeStateNone,
77        ValueChangeStateChanged
78    };
79    virtual void didSetValueByUserEdit(ValueChangeState);
80
81private:
82    virtual bool isKeyboardFocusable(KeyboardEvent*) const OVERRIDE;
83    virtual bool isMouseFocusable() const OVERRIDE;
84    virtual bool isTextField() const OVERRIDE;
85    virtual bool valueMissing(const String&) const OVERRIDE;
86    virtual void handleBeforeTextInsertedEvent(BeforeTextInsertedEvent*) OVERRIDE;
87    virtual void forwardEvent(Event*) OVERRIDE;
88    virtual bool shouldSubmitImplicitly(Event*) OVERRIDE;
89    virtual RenderObject* createRenderer(RenderArena*, RenderStyle*) const OVERRIDE;
90    virtual bool shouldUseInputMethod() const OVERRIDE;
91    virtual String sanitizeValue(const String&) const OVERRIDE;
92    virtual bool shouldRespectListAttribute() OVERRIDE;
93    virtual HTMLElement* placeholderElement() const OVERRIDE;
94    virtual void updatePlaceholderText() OVERRIDE;
95    virtual bool appendFormData(FormDataList&, bool multipart) const OVERRIDE;
96    virtual void subtreeHasChanged() OVERRIDE;
97
98    // SpinButtonElement::SpinButtonOwner functions.
99    virtual void focusAndSelectSpinButtonOwner() OVERRIDE;
100    virtual bool shouldSpinButtonRespondToMouseEvents() OVERRIDE;
101    virtual bool shouldSpinButtonRespondToWheelEvents() OVERRIDE;
102    virtual void spinButtonStepDown() OVERRIDE;
103    virtual void spinButtonStepUp() OVERRIDE;
104
105    RefPtr<HTMLElement> m_container;
106    RefPtr<HTMLElement> m_innerBlock;
107    RefPtr<HTMLElement> m_innerText;
108    RefPtr<HTMLElement> m_placeholder;
109    RefPtr<SpinButtonElement> m_innerSpinButton;
110#if ENABLE(INPUT_SPEECH)
111    RefPtr<HTMLElement> m_speechButton;
112#endif
113};
114
115} // namespace WebCore
116
117#endif // TextFieldInputType_h
118