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| 1 /* | |
| 2 * Copyright (C) 2012 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 | |
| 6 * are met: | |
| 7 * 1. Redistributions of source code must retain the above copyright | |
| 8 * notice, this list of conditions and the following disclaimer. | |
| 9 * 2. Redistributions in binary form must reproduce the above copyright | |
| 10 * notice, this list of conditions and the following disclaimer in the | |
| 11 * documentation and/or other materials provided with the distribution. | |
| 12 * | |
| 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND | |
| 14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 16 * ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE | |
| 17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
| 18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | |
| 19 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER | |
| 20 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
| 21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
| 22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
| 23 * SUCH DAMAGE. | |
| 24 */ | |
| 25 | |
| 26 #ifndef DateTimeNumericFieldElement_h | |
| 27 #define DateTimeNumericFieldElement_h | |
| 28 | |
| 29 #include "core/html/shadow/DateTimeFieldElement.h" | |
| 30 #include "platform/wtf/Allocator.h" | |
| 31 #include "platform/wtf/text/StringBuilder.h" | |
| 32 #include "platform/wtf/text/WTFString.h" | |
| 33 #include "public/platform/WebFocusType.h" | |
| 34 | |
| 35 namespace blink { | |
| 36 | |
| 37 // DateTimeNumericFieldElement represents numeric field of date time format, | |
| 38 // such as: | |
| 39 // - hour | |
| 40 // - minute | |
| 41 // - millisecond | |
| 42 // - second | |
| 43 // - year | |
| 44 class DateTimeNumericFieldElement : public DateTimeFieldElement { | |
| 45 WTF_MAKE_NONCOPYABLE(DateTimeNumericFieldElement); | |
| 46 | |
| 47 public: | |
| 48 struct Step { | |
| 49 DISALLOW_NEW(); | |
| 50 Step(int step = 1, int step_base = 0) : step(step), step_base(step_base) {} | |
| 51 int step; | |
| 52 int step_base; | |
| 53 }; | |
| 54 | |
| 55 struct Range { | |
| 56 DISALLOW_NEW(); | |
| 57 Range(int minimum, int maximum) : minimum(minimum), maximum(maximum) {} | |
| 58 int ClampValue(int) const; | |
| 59 bool IsInRange(int) const; | |
| 60 bool IsSingleton() const { return minimum == maximum; } | |
| 61 | |
| 62 int minimum; | |
| 63 int maximum; | |
| 64 }; | |
| 65 | |
| 66 protected: | |
| 67 DateTimeNumericFieldElement(Document&, | |
| 68 FieldOwner&, | |
| 69 const Range&, | |
| 70 const Range& hard_limits, | |
| 71 const String& placeholder, | |
| 72 const Step& = Step()); | |
| 73 | |
| 74 int ClampValue(int value) const { return range_.ClampValue(value); } | |
| 75 virtual int DefaultValueForStepDown() const; | |
| 76 virtual int DefaultValueForStepUp() const; | |
| 77 const Range& GetRange() const { return range_; } | |
| 78 | |
| 79 // DateTimeFieldElement functions. | |
| 80 bool HasValue() const final; | |
| 81 void Initialize(const AtomicString& pseudo, const String& ax_help_text); | |
| 82 int Maximum() const; | |
| 83 void SetEmptyValue(EventBehavior = kDispatchNoEvent) final; | |
| 84 void SetValueAsInteger(int, EventBehavior = kDispatchNoEvent) override; | |
| 85 int ValueAsInteger() const final; | |
| 86 String VisibleValue() const final; | |
| 87 | |
| 88 private: | |
| 89 // DateTimeFieldElement functions. | |
| 90 void HandleKeyboardEvent(KeyboardEvent*) final; | |
| 91 float MaximumWidth(const ComputedStyle&) override; | |
| 92 void StepDown() final; | |
| 93 void StepUp() final; | |
| 94 String Value() const final; | |
| 95 | |
| 96 // Node functions. | |
| 97 void SetFocused(bool, WebFocusType) final; | |
| 98 | |
| 99 String FormatValue(int) const; | |
| 100 int RoundUp(int) const; | |
| 101 int RoundDown(int) const; | |
| 102 int TypeAheadValue() const; | |
| 103 | |
| 104 const String placeholder_; | |
| 105 const Range range_; | |
| 106 const Range hard_limits_; | |
| 107 const Step step_; | |
| 108 int value_; | |
| 109 bool has_value_; | |
| 110 mutable StringBuilder type_ahead_buffer_; | |
| 111 }; | |
| 112 | |
| 113 } // namespace blink | |
| 114 | |
| 115 #endif | |
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Chromium Code Reviews
Issue 2815263002:
Move form-related files in core/html/shadow to core/html/forms. (Closed)
