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LibWeb: Generate HTMLCanvasElement bindings from IDL :^)

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This commit is contained in:
Andreas Kling 2020-06-21 15:37:13 +02:00
parent 119dd2c541
commit b959d06ace
8 changed files with 30 additions and 175 deletions
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11
Libraries/LibWeb/CodeGenerators/WrapperGenerator.cpp
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@ -75,6 +75,7 @@ struct Function {
struct Attribute {
bool readonly { false };
bool unsigned_ { false };
Type type;
String name;
@ -175,6 +176,7 @@ OwnPtr<Interface> parse_interface(const StringView& input)
auto parse_attribute = [&] {
bool readonly = false;
bool unsigned_ = false;
if (next_is("readonly")) {
consume_string("readonly");
readonly = true;
@ -184,12 +186,18 @@ OwnPtr<Interface> parse_interface(const StringView& input)
consume_string("attribute");
consume_whitespace();
}
if (next_is("unsigned")) {
consume_string("unsigned");
unsigned_ = true;
consume_whitespace();
}
auto type = parse_type();
consume_whitespace();
auto name = consume_while([](auto ch) { return !isspace(ch) && ch != ';'; });
consume_specific(';');
Attribute attribute;
attribute.readonly = readonly;
attribute.unsigned_ = unsigned_;
attribute.type = type;
attribute.name = name;
attribute.getter_callback_name = String::format("%s_getter", snake_name(attribute.name).characters());
@ -370,6 +378,7 @@ void generate_implementation(const IDL::Interface& interface)
out() << "#include <LibWeb/DOM/Element.h>";
out() << "#include <LibWeb/DOM/HTMLElement.h>";
out() << "#include <LibWeb/DOM/EventListener.h>";
out() << "#include <LibWeb/Bindings/CanvasRenderingContext2DWrapper.h>";
out() << "namespace Web {";
out() << "namespace Bindings {";
@ -488,6 +497,8 @@ void generate_implementation(const IDL::Interface& interface)
out() << " new_array->indexed_properties().append(wrap(interpreter.heap(), element));";
out() << " }";
out() << " return new_array;";
} else if (return_type.name == "long") {
out() << " return JS::Value(retval);";
} else {
out() << " return wrap(interpreter.heap(), const_cast<" << return_type.name << "&>(*retval));";
}