idle-inhibit: fix and cleanup visibility logic

fixes #5878

src/desktop/LayerSurface.cpp

@@ -90,7 +90,7 @@ PHLLS CLayerSurface::create(wlr_layer_surface_v1* pWLRLS) {
 
     pLS->alpha.setValueAndWarp(0.f);
 
-    pLS->surface.assign(pWLRLS->surface);
+    pLS->surface.assign(pWLRLS->surface, pLS);
 
     return pLS;
 }

src/desktop/Popup.cpp

@@ -71,8 +71,8 @@ void CPopup::initAllSignals() {
     if (!m_pWLR) {
         if (!m_pWindowOwner.expired())
             hyprListener_newPopup.initCallback(&m_pWindowOwner.lock()->m_uSurface.xdg->events.new_popup, ::onNewPopup, this, "CPopup Head");
-        else if (m_pLayerOwner)
-            hyprListener_newPopup.initCallback(&m_pLayerOwner->layerSurface->events.new_popup, ::onNewPopup, this, "CPopup Head");
+        else if (!m_pLayerOwner.expired())
+            hyprListener_newPopup.initCallback(&m_pLayerOwner.lock()->layerSurface->events.new_popup, ::onNewPopup, this, "CPopup Head");
         else
             ASSERT(false);
 
@@ -119,8 +119,8 @@ void CPopup::onMap() {
     unconstrain();
     sendScale();
 
-    if (m_pLayerOwner && m_pLayerOwner->layer < ZWLR_LAYER_SHELL_V1_LAYER_TOP)
-        g_pHyprOpenGL->markBlurDirtyForMonitor(g_pCompositor->getMonitorFromID(m_pLayerOwner->layer));
+    if (!m_pLayerOwner.expired() && m_pLayerOwner.lock()->layer < ZWLR_LAYER_SHELL_V1_LAYER_TOP)
+        g_pHyprOpenGL->markBlurDirtyForMonitor(g_pCompositor->getMonitorFromID(m_pLayerOwner.lock()->layer));
 }
 
 void CPopup::onUnmap() {
@@ -136,8 +136,8 @@ void CPopup::onUnmap() {
 
     g_pInputManager->simulateMouseMovement();
 
-    if (m_pLayerOwner && m_pLayerOwner->layer < ZWLR_LAYER_SHELL_V1_LAYER_TOP)
-        g_pHyprOpenGL->markBlurDirtyForMonitor(g_pCompositor->getMonitorFromID(m_pLayerOwner->layer));
+    if (!m_pLayerOwner.expired() && m_pLayerOwner.lock()->layer < ZWLR_LAYER_SHELL_V1_LAYER_TOP)
+        g_pHyprOpenGL->markBlurDirtyForMonitor(g_pCompositor->getMonitorFromID(m_pLayerOwner.lock()->layer));
 }
 
 void CPopup::onCommit(bool ignoreSiblings) {
@@ -178,8 +178,8 @@ void CPopup::onCommit(bool ignoreSiblings) {
 
     m_bRequestedReposition = false;
 
-    if (m_pLayerOwner && m_pLayerOwner->layer < ZWLR_LAYER_SHELL_V1_LAYER_TOP)
-        g_pHyprOpenGL->markBlurDirtyForMonitor(g_pCompositor->getMonitorFromID(m_pLayerOwner->layer));
+    if (!m_pLayerOwner.expired() && m_pLayerOwner.lock()->layer < ZWLR_LAYER_SHELL_V1_LAYER_TOP)
+        g_pHyprOpenGL->markBlurDirtyForMonitor(g_pCompositor->getMonitorFromID(m_pLayerOwner.lock()->layer));
 }
 
 void CPopup::onReposition() {
@@ -232,8 +232,8 @@ Vector2D CPopup::localToGlobal(const Vector2D& rel) {
 Vector2D CPopup::t1ParentCoords() {
     if (!m_pWindowOwner.expired())
         return m_pWindowOwner.lock()->m_vRealPosition.value();
-    if (m_pLayerOwner)
-        return m_pLayerOwner->realPosition.value();
+    if (!m_pLayerOwner.expired())
+        return m_pLayerOwner.lock()->realPosition.value();
 
     ASSERT(false);
     return {};
@@ -262,8 +262,19 @@ Vector2D CPopup::size() {
 void CPopup::sendScale() {
     if (!m_pWindowOwner.expired())
         g_pCompositor->setPreferredScaleForSurface(m_sWLSurface.wlr(), m_pWindowOwner.lock()->m_pWLSurface.m_fLastScale);
-    else if (m_pLayerOwner)
-        g_pCompositor->setPreferredScaleForSurface(m_sWLSurface.wlr(), m_pLayerOwner->surface.m_fLastScale);
+    else if (!m_pLayerOwner.expired())
+        g_pCompositor->setPreferredScaleForSurface(m_sWLSurface.wlr(), m_pLayerOwner.lock()->surface.m_fLastScale);
     else
         UNREACHABLE();
 }
+
+bool CPopup::visible() {
+    if (!m_pWindowOwner.expired())
+        return g_pHyprRenderer->shouldRenderWindow(m_pWindowOwner.lock());
+    if (!m_pLayerOwner.expired())
+        return true;
+    if (m_pParent)
+        return m_pParent->visible();
+
+    return false;
+}

src/desktop/Popup.hpp

@@ -29,12 +29,14 @@ class CPopup {
 
     void       recheckTree();
 
+    bool       visible();
+
     CWLSurface m_sWLSurface;
 
   private:
     // T1 owners, each popup has to have one of these
     PHLWINDOWREF m_pWindowOwner;
-    PHLLS        m_pLayerOwner;
+    PHLLSREF     m_pLayerOwner;
 
     // T2 owners
     CPopup*        m_pParent = nullptr;

src/desktop/Subsurface.cpp

@@ -227,3 +227,14 @@ void CSubsurface::initExistingSubsurfaces(wlr_surface* pSurface) {
 Vector2D CSubsurface::size() {
     return {m_sWLSurface.wlr()->current.width, m_sWLSurface.wlr()->current.height};
 }
+
+bool CSubsurface::visible() {
+    if (!m_pWindowParent.expired())
+        return g_pHyprRenderer->shouldRenderWindow(m_pWindowParent.lock());
+    if (m_pPopupParent)
+        return m_pPopupParent->visible();
+    if (m_pParent)
+        return m_pParent->visible();
+
+    return false;
+}

src/desktop/Subsurface.hpp

@@ -29,6 +29,8 @@ class CSubsurface {
     void     onMap();
     void     onUnmap();
 
+    bool     visible();
+
     void     recheckDamageForSubsurfaces();
 
   private:

src/desktop/WLSurface.cpp

@@ -197,3 +197,15 @@ void CWLSurface::onCommit() {
 std::shared_ptr<CPointerConstraint> CWLSurface::constraint() {
     return m_pConstraint.lock();
 }
+
+bool CWLSurface::visible() {
+    if (!m_pWindowOwner.expired())
+        return g_pHyprRenderer->shouldRenderWindow(m_pWindowOwner.lock());
+    if (!m_pLayerOwner.expired())
+        return true;
+    if (m_pPopupOwner)
+        return m_pPopupOwner->visible();
+    if (m_pSubsurfaceOwner)
+        return m_pSubsurfaceOwner->visible();
+    return true; // non-desktop, we don't know much.
+}

src/desktop/WLSurface.hpp

@@ -33,6 +33,7 @@ class CWLSurface {
     Vector2D     getViewporterCorrectedSize() const;
     CRegion      logicalDamage() const;
     void         onCommit();
+    bool         visible();
 
     // getters for owners.
     PHLWINDOW    getWindow();

src/managers/input/IdleInhibitor.cpp

@@ -14,26 +14,33 @@ void CInputManager::newIdleInhibitor(std::any inhibitor) {
         recheckIdleInhibitorStatus();
     });
 
-    const auto PWINDOW = g_pCompositor->getWindowFromSurface(PINHIBIT->inhibitor->surface);
-
-    if (PWINDOW) {
-        PINHIBIT->pWindow               = PWINDOW;
-        PINHIBIT->windowDestroyListener = PWINDOW->events.destroy.registerListener([PINHIBIT](std::any data) {
-            Debug::log(WARN, "Inhibitor got its window destroyed before its inhibitor resource.");
-            PINHIBIT->pWindow.reset();
-        });
-    } else
-        Debug::log(WARN, "Inhibitor is for no window?");
+    auto WLSurface = CWLSurface::surfaceFromWlr(PINHIBIT->inhibitor->surface);
+
+    if (!WLSurface) {
+        Debug::log(LOG, "Inhibitor has no HL Surface attached to it, likely meaning it's a non-desktop element. Ignoring.");
+        PINHIBIT->inert = true;
+        recheckIdleInhibitorStatus();
+        return;
+    }
+
+    PINHIBIT->surfaceDestroyListener = WLSurface->events.destroy.registerListener(
+        [this, PINHIBIT](std::any data) { std::erase_if(m_vIdleInhibitors, [PINHIBIT](const auto& other) { return other.get() == PINHIBIT; }); });
+
     recheckIdleInhibitorStatus();
 }
 
 void CInputManager::recheckIdleInhibitorStatus() {
 
     for (auto& ii : m_vIdleInhibitors) {
-        if (ii->pWindow.expired())
+        if (ii->inert)
+            continue;
+
+        auto WLSurface = CWLSurface::surfaceFromWlr(ii->inhibitor->surface);
+
+        if (!WLSurface)
             continue;
 
-        if (g_pHyprRenderer->shouldRenderWindow(ii->pWindow.lock())) {
+        if (WLSurface->visible()) {
             PROTO::idle->setInhibit(true);
             return;
         }

src/managers/input/InputManager.hpp

@@ -242,8 +242,8 @@ class CInputManager {
     // idle inhibitors
     struct SIdleInhibitor {
         std::shared_ptr<CIdleInhibitor> inhibitor;
-        PHLWINDOWREF                    pWindow;
-        CHyprSignalListener             windowDestroyListener;
+        bool                            inert = false;
+        CHyprSignalListener             surfaceDestroyListener;
     };
     std::vector<std::unique_ptr<SIdleInhibitor>> m_vIdleInhibitors;