[nostalgia,studio] Add ability to navigate from tile sheet to palette color

src/olympic/studio/applib/src/studioapp.cpp

@@ -18,6 +18,10 @@
 
 namespace studio {
 
+ox::Error navigateTo(StudioContext &ctx, ox::StringViewCR filePath, ox::StringViewCR args) noexcept {
+	return ctx.ui.navigateTo(filePath, args);
+}
+
 namespace ig {
 extern bool s_mainWinHasFocus;
 }
@@ -107,6 +111,12 @@ void StudioUI::handleKeyEvent(turbine::Key const key, bool const down) noexcept
 	}
 }
 
+ox::Error StudioUI::navigateTo(ox::StringViewCR path, ox::StringViewCR navArgs) noexcept {
+	OX_RETURN_ERROR(openFile(path));
+	m_activeEditor->navigateTo(navArgs);
+	return {};
+}
+
 void StudioUI::draw() noexcept {
 	glutils::clearScreen();
 	drawMenu();

src/olympic/studio/applib/src/studioapp.hpp

@@ -68,6 +68,8 @@ class StudioUI: public ox::SignalHandler {
 
 		void handleKeyEvent(turbine::Key, bool down) noexcept;
 
+		ox::Error navigateTo(ox::StringViewCR path, ox::StringViewCR navArgs = {}) noexcept;
+
 		[[nodiscard]]
 		constexpr Project *project() noexcept {
 			return m_project.get();

src/olympic/studio/modlib/include/studio/context.hpp

@@ -27,4 +27,6 @@ inline keel::Context &keelCtx(StudioContext &ctx) noexcept {
 	return keelCtx(ctx.tctx);
 }
 
+ox::Error navigateTo(StudioContext &ctx, ox::StringViewCR filePath, ox::StringViewCR args) noexcept;
+
 }

src/olympic/studio/modlib/include/studio/editor.hpp

@@ -99,6 +99,8 @@ class BaseEditor: public Widget {
 		[[nodiscard]]
 		virtual UndoStack *undoStack() noexcept;
 
+		virtual void navigateTo(ox::StringViewCR arg) noexcept;
+
 		void setRequiresConstantRefresh(bool value) noexcept;
 
 	// signals

src/olympic/studio/modlib/src/editor.cpp

@@ -106,6 +106,8 @@ UndoStack *BaseEditor::undoStack() noexcept {
 	return nullptr;
 }
 
+void BaseEditor::navigateTo(ox::StringViewCR) noexcept {}
+
 
 Editor::Editor(StudioContext &ctx, ox::StringParam itemPath) noexcept:
 		m_itemPath(std::move(itemPath)),