1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
|
/* -*- 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/. */
#ifndef LAYOUT_STYLE_TYPEDOM_CSSSTYLEVALUE_H_
#define LAYOUT_STYLE_TYPEDOM_CSSSTYLEVALUE_H_
#include "js/TypeDecls.h"
#include "nsCOMPtr.h"
#include "nsISupports.h"
#include "nsISupportsImpl.h"
#include "nsStringFwd.h"
#include "nsTArrayForwardDeclare.h"
#include "nsWrapperCache.h"
template <class T>
class RefPtr;
namespace mozilla {
struct CSSPropertyId;
class ErrorResult;
namespace dom {
class GlobalObject;
class CSSKeywordValue;
class CSSMathSum;
class CSSUnitValue;
class CSSUnsupportedValue;
class CSSStyleValue : public nsISupports, public nsWrapperCache {
public:
enum class ValueType {
Uninitialized,
UnsupportedValue,
KeywordValue,
UnitValue,
MathSum,
};
explicit CSSStyleValue(nsCOMPtr<nsISupports> aParent);
CSSStyleValue(nsCOMPtr<nsISupports> aParent, ValueType aValueType);
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(CSSStyleValue)
nsISupports* GetParentObject() const;
JSObject* WrapObject(JSContext*, JS::Handle<JSObject*> aGivenProto) override;
// start of CSSStyleValue Web IDL declarations
[[nodiscard]] static RefPtr<CSSStyleValue> Parse(const GlobalObject& aGlobal,
const nsACString& aProperty,
const nsACString& aCssText,
ErrorResult& aRv);
static void ParseAll(const GlobalObject& aGlobal, const nsACString& aProperty,
const nsACString& aCssText,
nsTArray<RefPtr<CSSStyleValue>>& aRetVal,
ErrorResult& aRv);
void Stringify(nsAString& aRetVal) const;
// end of CSSStyleValue Web IDL declarations
ValueType GetValueType() const { return mValueType; }
bool IsCSSUnsupportedValue() const;
// Defined in CSSUnsupportedValue.cpp
CSSUnsupportedValue& GetAsCSSUnsupportedValue();
// Returns nullptr if this value is not a CSSUnsupportedValue, caller must
// null check.
//
// Defined in CSSUnsupportedValue.cpp
const CSSPropertyId* GetPropertyId();
bool IsCSSKeywordValue() const;
// Defined in CSSKeywordValue.cpp
CSSKeywordValue& GetAsCSSKeywordValue();
bool IsCSSUnitValue() const;
// Defined in CSSUnitValue.cpp
CSSUnitValue& GetAsCSSUnitValue();
bool IsCSSMathSum() const;
// Defined in CSSMathSum.cpp
CSSMathSum& GetAsCSSMathSum();
protected:
virtual ~CSSStyleValue() = default;
nsCOMPtr<nsISupports> mParent;
const ValueType mValueType;
};
} // namespace dom
} // namespace mozilla
#endif // LAYOUT_STYLE_TYPEDOM_CSSSTYLEVALUE_H_
|
