mojo/public/tools/bindings/generators/cpp_templates/interface_declaration.tmpl

{%- import "interface_macros.tmpl" as interface_macros %}
class {{interface.name}}Proxy;
class {{interface.name}}Stub;

class {{interface.name}}RequestValidator;
{%- if interface|has_callbacks %}
class {{interface.name}}ResponseValidator;
{%- endif %}

class {{interface.name}} {
 public:
{%- if interface.service_name %}
  static const char Name_[];
{%- endif %}
  static const uint32_t Version_ = {{interface.version}};

  using Proxy_ = {{interface.name}}Proxy;
  using Stub_ = {{interface.name}}Stub;

  using RequestValidator_ = {{interface.name}}RequestValidator;
{%- if interface|has_callbacks %}
  using ResponseValidator_ = {{interface.name}}ResponseValidator;
{%- else %}
  using ResponseValidator_ = mojo::internal::PassThroughValidator;
{%- endif %}

{#--- Enums #}
{% from "enum_macros.tmpl" import enum_decl -%}
{%- for enum in interface.enums %}
  {{enum_decl(enum, is_static=true)|indent(2)}}
{%- endfor %}

{#--- Constants #}
{%- for constant in interface.constants %}
{%-   if constant.kind|is_integral_kind %}
  static const {{constant.kind|cpp_pod_type}} {{constant.name}} = {{constant|constant_value}};
{%-   else %}
  static const {{constant.kind|cpp_pod_type}} {{constant.name}};
{%-   endif %}
{%- endfor %}

  virtual ~{{interface.name}}() {}

{#--- Methods #}
  enum class MessageOrdinals : uint32_t {
{%- for method in interface.methods %}
   {{method.name}} = {{method.ordinal}},
{%- endfor %}
  };
{%- for method in interface.methods %}
{%-    if method.response_parameters != None %}
  using {{method.name}}Callback = {{interface_macros.declare_callback(method)}};
{%-   endif %}
  virtual void {{method.name}}({{interface_macros.declare_request_params("", method)}}) = 0;
{%- endfor %}
};

{#--- Enum Operators #}
{% from "enum_macros.tmpl" import global_enum_operators_decl -%}
{%- for enum in interface.enums %}
  {{global_enum_operators_decl(enum, class_name=interface.name)}}
{%- endfor %}