rules/windowRuleApplicator: fix min/max size effects (#12491)

fixes #12412

1 files changed, 8 insertions, 0 deletions

diff --git a/src/managers/XWaylandManager.cpp b/src/managers/XWaylandManager.cpp
index ca65e934..c3c4f901 100644
--- a/src/managers/XWaylandManager.cpp
+++ b/src/managers/XWaylandManager.cpp
@@ -88,6 +88,14 @@ CBox CHyprXWaylandManager::getGeometryForWindow(PHLWINDOW pWindow) {
     else if (pWindow->m_xdgSurface)
         box = pWindow->m_xdgSurface->m_current.geometry;
 
+    Vector2D MINSIZE = pWindow->minSize().value_or(Vector2D{MIN_WINDOW_SIZE, MIN_WINDOW_SIZE});
+    Vector2D MAXSIZE = pWindow->maxSize().value_or(Math::VECTOR2D_MAX);
+
+    Vector2D oldSize = box.size();
+    box.w            = std::clamp(box.w, MINSIZE.x, MAXSIZE.x);
+    box.h            = std::clamp(box.h, MINSIZE.y, MAXSIZE.y);
+    box.translate((oldSize - box.size()) / 2.F);
+
     return box;
 }