feat(bspwm): Add workspace separator (#942)

Same as the i3 workspace separator

doc/config.cmake

@@ -118,6 +118,9 @@ label-empty = %index%
 label-empty-foreground = ${colors.foreground-alt}
 label-empty-padding = 2
 
+; Separator in between workspaces
+; label-separator = |
+
 [module/i3]
 type = internal/i3
 format = <label-state> <label-mode>

include/modules/bspwm.hpp

@@ -75,6 +75,11 @@ namespace modules {
     label_t m_monitorlabel;
     iconset_t m_icons;
 
+    /**
+     * Separator that is inserted in between workspaces
+     */
+    label_t m_labelseparator;
+
     bool m_click{true};
     bool m_scroll{true};
     bool m_revscroll{true};

src/modules/bspwm.cpp

@@ -124,6 +124,8 @@ namespace modules {
       m_modelabels.emplace(mode::NODE_PRIVATE, load_optional_label(m_conf, name(), "label-private"));
     }
 
+    m_labelseparator = load_optional_label(m_conf, name(), "label-separator", "");
+
     m_icons = factory_util::shared<iconset>();
     m_icons->add(DEFAULT_ICON, factory_util::shared<label>(m_conf.get(name(), DEFAULT_ICON, ""s)));
 
@@ -400,6 +402,10 @@ namespace modules {
 
       for (auto&& ws : m_monitors[m_index]->workspaces) {
         if (ws.second.get()) {
+          if(workspace_n != 0 && *m_labelseparator) {
+            builder->node(m_labelseparator);
+          }
+
           workspace_n++;
 
           if (m_click) {