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Use item_array in C++

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This commit is contained in:
Tobias Hunger 2022-03-11 08:51:49 +01:00 • committed by Tobias Hunger
parent 6681545aca
commit 1fd14272cf
3 changed files with 53 additions and 18 deletions
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21
api/cpp/include/slint.h
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@ -52,6 +52,9 @@ using cbindgen_private::TraversalOrder;
namespace private_api {
using ItemTreeNode = cbindgen_private::ItemTreeNode<uint8_t>;
using ItemArrayEntry =
vtable::VOffset<uint8_t, slint::cbindgen_private::ItemVTable, vtable::AllowPin>;
using ItemArray = slint::cbindgen_private::Slice<ItemArrayEntry>;
using cbindgen_private::KeyboardModifiers;
using cbindgen_private::KeyEvent;
using cbindgen_private::PointerEvent;
@ -168,10 +171,14 @@ private:
constexpr inline ItemTreeNode make_item_node(std::uintptr_t offset,
const cbindgen_private::ItemVTable *vtable,
uint32_t child_count, uint32_t child_index,
uint32_t parent_index)
uint32_t parent_index, uint32_t item_array_index)
{
return ItemTreeNode { ItemTreeNode::Item_Body {
ItemTreeNode::Tag::Item, { vtable, offset }, child_count, child_index, parent_index } };
return ItemTreeNode { ItemTreeNode::Item_Body { ItemTreeNode::Tag::Item,
{ vtable, offset },
child_count,
child_index,
parent_index,
item_array_index } };
}
constexpr inline ItemTreeNode make_dyn_node(std::uintptr_t offset, std::uint32_t parent_index)
@ -180,10 +187,12 @@ constexpr inline ItemTreeNode make_dyn_node(std::uintptr_t offset, std::uint32_t
parent_index } };
}
inline ItemRef get_item_ref(ComponentRef component, cbindgen_private::Slice<ItemTreeNode> item_tree,
int index)
inline ItemRef get_item_ref(ComponentRef component,
const cbindgen_private::Slice<ItemTreeNode> item_tree,
const private_api::ItemArray item_array, int index)
{
const auto &item = item_tree.ptr[index].item.item;
const auto item_array_index = item_tree.ptr[index].item.item_array_index;
const auto item = item_array[item_array_index];
return ItemRef { item.vtable, reinterpret_cast<char *>(component.instance) + item.offset };
}