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Add internal convenience API to construct a C++ slice from a string view

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This commit is contained in:
Simon Hausmann 2021-03-19 12:54:22 +01:00
parent 591ae8557b
commit 0c21008861
2 changed files with 24 additions and 28 deletions
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41
api/sixtyfps-cpp/include/sixtyfps_interpreter.h
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@ -374,22 +374,16 @@ public:
bool set_property(std::string_view name, const Value &value) const
{
cbindgen_private::Slice<uint8_t> name_view {
const_cast<unsigned char *>(reinterpret_cast<const unsigned char *>(name.data())),
name.size()
};
return cbindgen_private::sixtyfps_interpreter_component_instance_set_property(
&inner, name_view, &value.inner);
using namespace cbindgen_private;
return sixtyfps_interpreter_component_instance_set_property(
&inner, Slice<uint8_t>::from_string(name), &value.inner);
}
std::optional<Value> get_property(std::string_view name) const
{
cbindgen_private::Slice<uint8_t> name_view {
const_cast<unsigned char *>(reinterpret_cast<const unsigned char *>(name.data())),
name.size()
};
cbindgen_private::ValueOpaque out;
if (cbindgen_private::sixtyfps_interpreter_component_instance_get_property(
&inner, name_view, &out)) {
using namespace cbindgen_private;
ValueOpaque out;
if (sixtyfps_interpreter_component_instance_get_property(
&inner, Slice<uint8_t>::from_string(name), &out)) {
return Value(out);
} else {
return {};
@ -398,16 +392,11 @@ public:
// FIXME! Slice in public API? Should be std::span (c++20) or we need to improve the Slice API
std::optional<Value> invoke_callback(std::string_view name, Slice<Value> args) const
{
cbindgen_private::Slice<cbindgen_private::ValueOpaque> args_view {
reinterpret_cast<cbindgen_private::ValueOpaque *>(args.ptr), args.len
};
cbindgen_private::Slice<uint8_t> name_view {
const_cast<unsigned char *>(reinterpret_cast<const unsigned char *>(name.data())),
name.size()
};
cbindgen_private::ValueOpaque out;
if (cbindgen_private::sixtyfps_interpreter_component_instance_invoke_callback(
&inner, name_view, args_view, &out)) {
using namespace cbindgen_private;
Slice<ValueOpaque> args_view { reinterpret_cast<ValueOpaque *>(args.ptr), args.len };
ValueOpaque out;
if (sixtyfps_interpreter_component_instance_invoke_callback(
&inner, Slice<uint8_t>::from_string(name), args_view, &out)) {
return Value(out);
} else {
return {};
@ -418,17 +407,13 @@ public:
bool set_callback(std::string_view name, F callback) const
{
using cbindgen_private::ValueOpaque;
cbindgen_private::Slice<uint8_t> name_view {
const_cast<unsigned char *>(reinterpret_cast<const unsigned char *>(name.data())),
name.size()
};
auto actual_cb = [](void *data, Slice<ValueOpaque> arg, ValueOpaque *ret) {
Slice<Value> args_view { reinterpret_cast<Value *>(arg.ptr), arg.len };
Value r = (*reinterpret_cast<F *>(data))(arg);
new (ret) Value(std::move(r));
};
return cbindgen_private::sixtyfps_interpreter_component_instance_set_callback(
&inner, name_view, actual_cb, new F(std::move(callback)),
&inner, Slice<uint8_t>::from_string(name), actual_cb, new F(std::move(callback)),
[](void *data) { delete reinterpret_cast<F *>(data); });
}
};