drinkingtea/nostalgia
drinkingtea/nostalgia
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[nostalgia] Cleanup frequent allocations and const correctness in project explorer

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This commit is contained in:
Gary Talent 2023-01-01 15:27:28 -06:00
parent 679226ef73
commit 2669aafe81
3 changed files with 24 additions and 18 deletions
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2
src/nostalgia/studio/projectexplorer.hpp
View File

@ -32,7 +32,7 @@ class ProjectExplorer: public studio::Widget {
// slots
public:
ox::Signal<ox::Error(const ox::String&)> fileChosen;
ox::Signal<ox::Error(const ox::StringView&)> fileChosen;
};
}

30
src/nostalgia/studio/projecttreemodel.cpp
View File

@ -10,41 +10,47 @@
namespace nostalgia {
ProjectTreeModel::ProjectTreeModel(ProjectExplorer *explorer, ox::String name,
ProjectTreeModel *parent) noexcept {
m_explorer = explorer;
m_name = std::move(name);
m_parent = parent;
ProjectTreeModel *parent) noexcept:
m_explorer(explorer),
m_parent(parent),
m_name(std::move(name)) {
}
ProjectTreeModel::ProjectTreeModel(ProjectTreeModel &&other) noexcept {
m_name = std::move(other.m_name);
m_children = std::move(other.m_children);
ProjectTreeModel::ProjectTreeModel(ProjectTreeModel &&other) noexcept:
m_explorer(other.m_explorer),
m_parent(other.m_parent),
m_name(std::move(other.m_name)),
m_children(std::move(other.m_children)) {
}
void ProjectTreeModel::draw(core::Context *ctx) noexcept {
void ProjectTreeModel::draw(core::Context *ctx) const noexcept {
constexpr auto dirFlags = ImGuiTreeNodeFlags_OpenOnArrow | ImGuiTreeNodeFlags_OpenOnDoubleClick;
if (!m_children.empty()) {
if (ImGui::TreeNodeEx(m_name.c_str(), dirFlags)) {
for (auto &child : m_children) {
for (const auto &child : m_children) {
child->draw(ctx);
}
ImGui::TreePop();
}
} else if (auto path = fullPath(); ImGui::TreeNodeEx(ox::sfmt("{}##{}", m_name, path).c_str(), ImGuiTreeNodeFlags_Leaf)) {
} else {
const auto path = fullPath();
const auto name = ox::sfmt<ox::BasicString<255>>("{}##{}", m_name, path);
if (ImGui::TreeNodeEx(name.c_str(), ImGuiTreeNodeFlags_Leaf)) {
if (ImGui::IsItemHovered() && ImGui::IsMouseDoubleClicked(0)) {
m_explorer->fileChosen.emit(path);
}
ImGui::TreePop();
}
}
}
void ProjectTreeModel::setChildren(ox::Vector<ox::UniquePtr<ProjectTreeModel>> children) noexcept {
m_children = std::move(children);
}
ox::String ProjectTreeModel::fullPath() noexcept {
ox::BasicString<255> ProjectTreeModel::fullPath() const noexcept {
if (m_parent) {
return m_parent->fullPath() + "/" + m_name;
return m_parent->fullPath() + "/" + ox::StringView(m_name);
}
return "";
}

4
src/nostalgia/studio/projecttreemodel.hpp
View File

@ -23,13 +23,13 @@ class ProjectTreeModel {
ProjectTreeModel(ProjectTreeModel &&other) noexcept;
void draw(core::Context *ctx) noexcept;
void draw(core::Context *ctx) const noexcept;
void setChildren(ox::Vector<ox::UniquePtr<ProjectTreeModel>> children) noexcept;
private:
[[nodiscard]]
ox::String fullPath() noexcept;
ox::BasicString<255> fullPath() const noexcept;
};
}