From ba0c5fe0bba9ac671f4238b968e4728671eef3f8 Mon Sep 17 00:00:00 2001
From: vaxerski <43317083+vaxerski@users.noreply.github.com>
Date: Sun, 4 Sep 2022 18:42:11 +0200
Subject: [PATCH] fix mouse focus not returning from a LS on follow mouse 0

---
 src/managers/input/InputManager.cpp | 14 +++++++++++---
 src/managers/input/InputManager.hpp |  3 +++
 2 files changed, 14 insertions(+), 3 deletions(-)

diff --git a/src/managers/input/InputManager.cpp b/src/managers/input/InputManager.cpp
index e4173a6d..af950b5b 100644
--- a/src/managers/input/InputManager.cpp
+++ b/src/managers/input/InputManager.cpp
@@ -269,9 +269,11 @@ void CInputManager::mouseMoveUnified(uint32_t time, bool refocus) {
                 wlr_seat_pointer_notify_enter(g_pCompositor->m_sSeat.seat, foundSurface, surfaceLocal.x, surfaceLocal.y);
             }
 
-            if (pFoundWindow == g_pCompositor->m_pLastWindow && foundSurface != g_pCompositor->m_pLastFocus) {
-                // we changed the subsurface
-                wlr_seat_pointer_notify_enter(g_pCompositor->m_sSeat.seat, foundSurface, surfaceLocal.x, surfaceLocal.y);
+            if (pFoundWindow == g_pCompositor->m_pLastWindow) {
+                if (foundSurface != g_pCompositor->m_pLastFocus || m_bLastFocusOnLS) {
+                    //      ^^^ changed the subsurface                  ^^^ came back from a LS
+                    wlr_seat_pointer_notify_enter(g_pCompositor->m_sSeat.seat, foundSurface, surfaceLocal.x, surfaceLocal.y);
+                }
             }
 
             if (*PFOLLOWONDND && m_sDrag.dragIcon) {
@@ -279,16 +281,22 @@ void CInputManager::mouseMoveUnified(uint32_t time, bool refocus) {
             }
 
             wlr_seat_pointer_notify_motion(g_pCompositor->m_sSeat.seat, time, surfaceLocal.x, surfaceLocal.y);
+            m_bLastFocusOnLS = false;
             return;  // don't enter any new surfaces
         } else {
             if ((*PFOLLOWMOUSE != 3 && allowKeyboardRefocus) || refocus)
                 g_pCompositor->focusWindow(pFoundWindow, foundSurface);
         }
+
+        m_bLastFocusOnLS = false;
     } else {
         if (pFoundLayerSurface && pFoundLayerSurface->layerSurface->current.keyboard_interactive && *PFOLLOWMOUSE != 3 && allowKeyboardRefocus) {
             g_pCompositor->focusSurface(foundSurface);
             g_pCompositor->m_pLastWindow = nullptr; // reset last window as we have a full focus on a LS
         }
+
+        if (pFoundLayerSurface)
+            m_bLastFocusOnLS = true;
     }
 
     wlr_seat_pointer_notify_enter(g_pCompositor->m_sSeat.seat, foundSurface, surfaceLocal.x, surfaceLocal.y);
diff --git a/src/managers/input/InputManager.hpp b/src/managers/input/InputManager.hpp
index aed91584..82d047f3 100644
--- a/src/managers/input/InputManager.hpp
+++ b/src/managers/input/InputManager.hpp
@@ -105,6 +105,9 @@ private:
     bool            m_bEmptyFocusCursorSet = false;
     Vector2D        m_vLastCursorPosFloored = Vector2D();
 
+    // for some bugs in follow mouse 0
+    bool            m_bLastFocusOnLS = false;
+
     void            processMouseDownNormal(wlr_pointer_button_event* e);
     void            processMouseDownKill(wlr_pointer_button_event* e);