mojo/public/tools/bindings/generators/cpp_templates/wrapper_union_class_definition.tmpl - Issue 2250183003: Make the fuchsia mojo/public repo the source of truth.

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Issue 2250183003: Make the fuchsia mojo/public repo the source of truth. (Closed) Base URL: https://github.com/domokit/mojo.git@master

Patch Set: Created 4 years, 4 months ago

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1 // static

2 {{union.name}}Ptr {{union.name}}::New() {

3 {{union.name}}Ptr rv;

4 mojo::internal::StructHelper<{{union.name}}>::Initialize(&rv);

5 return rv;

6 }

7

8 {{union.name}}::{{union.name}}() {

9 // TODO(azani): Implement default values here when/if we support them.

10 tag_ = Tag::__UNKNOWN__;

11 }

12

13 {{union.name}}::~{{union.name}}() {

14 DestroyActive();

15 }

16

17 {% if union\|is_cloneable_kind %}

18 {{union.name}}Ptr {{union.name}}::Clone() const {

19 {{union.name}}Ptr rv(New());

20 switch (tag_) {

21 {% for field in union.fields %}

22 case Tag::{{field.name\|upper}}:

23 {% if field.kind\|is_string_kind %}

24 rv->set_{{field.name}}(*(data_.{{field.name}}));

25 {% elif field.kind\|is_object_kind %}

26 rv->set_{{field.name}}(data_.{{field.name}}->Clone());

27 {%- else %}

28 rv->set_{{field.name}}(data_.{{field.name}});

29 {%- endif %}

30 break;

31 {%- endfor %}

32 case Tag::__UNKNOWN__:

33 break;

34 };

35 return rv;

36 }

37 {%- endif %}

38

39 bool {{union.name}}::Equals(const {{union.name}}& other) const {

40 if (tag_ != other.which()) {

41 return false;

42 }

43

44 switch (tag_) {

45 {% for field in union.fields %}

46 case Tag::{{field.name\|upper}}:

47 {% if field.kind\|is_object_kind or field.kind\|is_any_handle_kind

48 or field.kind\|is_interface_kind %}

49 return mojo::internal::ValueTraits<{{field.kind\|cpp_wrapper_type}}>::Equal s((data_.{{field.name}}), (other.data_.{{field.name}}));

50 {%- else %}

51 return mojo::internal::ValueTraits<{{field.kind\|cpp_wrapper_type}}>::Equal s(data_.{{field.name}}, other.data_.{{field.name}});

52 {%- endif %}

53 {%- endfor %}

54 case Tag::__UNKNOWN__:

55 return false;

56 };

57

58 return false;

59 }

60

61 {% for field in union.fields %}

62 bool {{union.name}}::is_{{field.name}}() const {

63 return tag_ == Tag::{{field.name\|upper}};

64 }

65

66 {{field.kind\|cpp_union_getter_return_type}} {{union.name}}::get_{{field.name}}() const {

67 MOJO_DCHECK(tag_ == Tag::{{field.name\|upper}});

68 {% if field.kind\|is_object_kind or field.kind\|is_any_handle_kind

69 or field.kind\|is_interface_kind %}

70 return *(data_.{{field.name}});

71 {%- else %}

72 return data_.{{field.name}};

73 {%- endif %}

74 }

75

76 void {{union.name}}::set_{{field.name}}({{field.kind\|cpp_const_wrapper_type}} {{ field.name}}) {

77 SwitchActive(Tag::{{field.name\|upper}});

78 {% if field.kind\|is_string_kind %}

79 *(data_.{{field.name}}) = {{field.name}};

80 {% elif field.kind\|is_object_kind or field.kind\|is_interface_kind %}

81 *(data_.{{field.name}}) = {{field.name}}.Pass();

82 {% elif field.kind\|is_any_handle_kind %}

83 data_.{{field.name}}->reset({{field.name}}.release());

84 {%- else %}

85 data_.{{field.name}} = {{field.name}};

86 {%- endif %}

87 }

88 {%- endfor %}

89

90 bool {{union.name}}::has_unknown_tag() const {

91 return tag_ == Tag::__UNKNOWN__;

92 }

93

94 void {{union.name}}::SwitchActive(Tag new_active) {

95 if (new_active == tag_) {

96 return;

97 }

98

99 DestroyActive();

100 SetActive(new_active);

101 }

102

103 void {{union.name}}::SetActive(Tag new_active) {

104 switch (new_active) {

105 {% for field in union.fields %}

106 case Tag::{{field.name\|upper}}:

107 {% if field.kind\|is_object_kind or field.kind\|is_any_handle_kind

108 or field.kind\|is_interface_kind %}

109 data_.{{field.name}} = new {{field.kind\|cpp_wrapper_type}}();

110 {%- endif %}

111 break;

112 {%- endfor %}

113 case Tag::__UNKNOWN__:

114 MOJO_DCHECK(false) << "Do not set a union tag to unknown.";

115 break;

116 }

117

118 tag_ = new_active;

119 }

120

121 void {{union.name}}::DestroyActive() {

122 switch (tag_) {

123 {% for field in union.fields %}

124 case Tag::{{field.name\|upper}}:

125 {% if field.kind\|is_object_kind or field.kind\|is_any_handle_kind

126 or field.kind\|is_interface_kind %}

127 delete data_.{{field.name}};

128 {%- endif %}

129 break;

130 {%- endfor %}

131 default:

132 break;

133 }

134 }

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