Hyprland workspaces hosting-monitor css class

include/modules/hyprland/workspaces.hpp

@@ -82,6 +82,7 @@ class Workspace {
   void setVisible(bool value = true) { m_isVisible = value; };
   void setWindows(uint value) { m_windows = value; };
   void setName(std::string const& value) { m_name = value; };
+  void setOutput(std::string const& value) { m_output = value; };
   bool containsWindow(WindowAddress const& addr) const { return m_windowMap.contains(addr); }
   void insertWindow(WindowCreationPayload create_window_paylod);
   std::string removeWindow(WindowAddress const& addr);

man/waybar-hyprland-workspaces.5.scd

@@ -158,3 +158,4 @@ Additional to workspace name matching, the following *format-icons* can be set.
 - *#workspaces button.persistent*
 - *#workspaces button.special*
 - *#workspaces button.urgent*
+- *#workspaces button.hosting-monitor* (gets applied if workspace-monitor == waybar-monitor)

src/modules/hyprland/workspaces.cpp

@@ -176,7 +176,7 @@
  * Note: some memberfields are modified by both UI thread and event listener thread, use m_mutex to
  *       protect these member fields, and lock should released before calling AModule::update().
  */
 void Workspaces::doUpdate() {
   std::unique_lock lock(m_mutex);
 
   // remove workspaces that wait to be removed
@@ -208,6 +208,7 @@
   }
 
   spdlog::trace("Updating workspace states");
+  auto updated_workspaces = gIPC->getSocket1JsonReply("workspaces");
   for (auto &workspace : m_workspaces) {
     // active
     workspace->setActive(workspace->name() == m_activeWorkspaceName ||
@@ -226,6 +227,16 @@
     if (m_withIcon) {
       workspaceIcon = workspace->selectIcon(m_iconsMap);
     }
+
+    // update m_output
+    auto updated_workspace =
+        std::find_if(updated_workspaces.begin(), updated_workspaces.end(), [&workspace](auto &w) {
+          auto wNameRaw = w["name"].asString();
+          auto wName = wNameRaw.starts_with("special:") ? wNameRaw.substr(8) : wNameRaw;
+          return wName == workspace->name();
+        });
+    workspace->setOutput((*updated_workspace)["monitor"].asString());
+
     workspace->update(m_format, workspaceIcon);
   }
 
@@ -861,6 +872,7 @@
   addOrRemoveClass(styleContext, isPersistent(), "persistent");
   addOrRemoveClass(styleContext, isUrgent(), "urgent");
   addOrRemoveClass(styleContext, isVisible(), "visible");
+  addOrRemoveClass(styleContext, m_workspaceManager.getBarOutput() == output(), "hosting-monitor");
 
   std::string windows;
   auto windowSeparator = m_workspaceManager.getWindowSeparator();