fix crash with reenabling a monitor

1 files changed, 13 insertions, 0 deletions

diff --git a/src/helpers/Monitor.cpp b/src/helpers/Monitor.cpp
index dd2db9aa..ac4435b2 100644
--- a/src/helpers/Monitor.cpp
+++ b/src/helpers/Monitor.cpp
@@ -21,6 +21,17 @@ void CMonitor::onConnect(bool noRule) {
         return;
     }
 
+    if (!m_pThisWrap) {
+
+        // find the wrap
+        for (auto& m : g_pCompositor->m_vRealMonitors) {
+            if (m->ID == ID) {
+                m_pThisWrap = &m;
+                break;
+            }
+        }
+    }
+
     if (std::find_if(g_pCompositor->m_vMonitors.begin(), g_pCompositor->m_vMonitors.end(), [&](auto& other) { return other.get() == this; }) == g_pCompositor->m_vMonitors.end()){
         g_pCompositor->m_vMonitors.push_back(*m_pThisWrap);
     }
@@ -98,6 +109,8 @@ void CMonitor::onConnect(bool noRule) {
     activeWorkspace = PNEWWORKSPACE->m_iID;
     scale = monitorRule.scale;
 
+    m_pThisWrap = nullptr;
+
     forceFullFrames = 3;  // force 3 full frames to make sure there is no blinking due to double-buffering.
 
     g_pCompositor->deactivateAllWLRWorkspaces(PNEWWORKSPACE->m_pWlrHandle);