config/lua: add simple layout API (#14258)

Adds a simple layout lua api

3 files changed, 26 insertions, 3 deletions

diff --git a/src/layout/algorithm/TiledAlgorithm.hpp b/src/layout/algorithm/TiledAlgorithm.hpp
index 99d1bd99..6905ac74 100644
--- a/src/layout/algorithm/TiledAlgorithm.hpp
+++ b/src/layout/algorithm/TiledAlgorithm.hpp
@@ -5,6 +5,9 @@
 
 #include "ModeAlgorithm.hpp"
 
+#include <optional>
+#include <string>
+
 namespace Layout {
 
     class ITarget;
@@ -16,6 +19,12 @@ namespace Layout {
 
         virtual SP<ITarget> getNextCandidate(SP<ITarget> old) = 0;
 
+        // Optional runtime layout name. Useful for generic adapter classes where
+        // typeid alone cannot identify the selected layout instance.
+        virtual std::optional<std::string> layoutName() const {
+            return std::nullopt;
+        }
+
       protected:
         ITiledAlgorithm() = default;
 
@@ -23,4 +32,4 @@ namespace Layout {
 
         friend class Layout::CAlgorithm;
     };
-}
\ No newline at end of file
+}
diff --git a/src/layout/supplementary/WorkspaceAlgoMatcher.cpp b/src/layout/supplementary/WorkspaceAlgoMatcher.cpp
index fe868038..08744e12 100644
--- a/src/layout/supplementary/WorkspaceAlgoMatcher.cpp
+++ b/src/layout/supplementary/WorkspaceAlgoMatcher.cpp
@@ -4,6 +4,7 @@
 #include "../../config/shared/workspace/WorkspaceRuleManager.hpp"
 
 #include "../algorithm/Algorithm.hpp"
+#include "../algorithm/TiledAlgorithm.hpp"
 #include "../space/Space.hpp"
 
 #include "../algorithm/floating/default/DefaultFloatingAlgorithm.hpp"
@@ -124,7 +125,9 @@ void CWorkspaceAlgoMatcher::updateWorkspaceLayouts() {
 
         const auto LAYOUT_TO_USE = tiledAlgoForWorkspace(ws.lock());
 
-        if (m_algoNames.contains(&typeid(*TILED_ALGO.get())) && m_algoNames.at(&typeid(*TILED_ALGO.get())) == LAYOUT_TO_USE)
+        const auto CURRENT_LAYOUT = getNameForTiledAlgo(TILED_ALGO.get());
+
+        if (CURRENT_LAYOUT == LAYOUT_TO_USE && m_tiledAlgos.contains(LAYOUT_TO_USE))
             continue;
 
         // needs a switchup
@@ -132,6 +135,16 @@ void CWorkspaceAlgoMatcher::updateWorkspaceLayouts() {
     }
 }
 
+std::string CWorkspaceAlgoMatcher::getNameForTiledAlgo(const ITiledAlgorithm* algo) {
+    if (!algo)
+        return "unknown";
+
+    if (const auto name = algo->layoutName(); name.has_value())
+        return *name;
+
+    return getNameForTiledAlgo(&typeid(*algo));
+}
+
 std::string CWorkspaceAlgoMatcher::getNameForTiledAlgo(const std::type_info* type) {
     if (m_algoNames.contains(type))
         return m_algoNames.at(type);
diff --git a/src/layout/supplementary/WorkspaceAlgoMatcher.hpp b/src/layout/supplementary/WorkspaceAlgoMatcher.hpp
index d39e2998..bdc45be5 100644
--- a/src/layout/supplementary/WorkspaceAlgoMatcher.hpp
+++ b/src/layout/supplementary/WorkspaceAlgoMatcher.hpp
@@ -21,6 +21,7 @@ namespace Layout::Supplementary {
 
         SP<CAlgorithm> createAlgorithmForWorkspace(PHLWORKSPACE w);
         void           updateWorkspaceLayouts();
+        std::string    getNameForTiledAlgo(const Layout::ITiledAlgorithm* algo);
         std::string    getNameForTiledAlgo(const std::type_info* type);
 
         // these fns can fail due to name collisions
@@ -43,4 +44,4 @@ namespace Layout::Supplementary {
     };
 
     const UP<CWorkspaceAlgoMatcher>& algoMatcher();
-}
\ No newline at end of file
+}