Add tooltip selection based on name and state

One can set different tooltips for different workspaces. Selection works
the same as it does for Icons.
Also refactored the `selectIcon` function to a more general
`selectString` function.
Man page is updated too.

include/modules/hyprland/workspaces.hpp

@@ -62,7 +62,7 @@ class Workspace {
  public:
   explicit Workspace(const Json::Value& workspace_data, Workspaces& workspace_manager,
                      const Json::Value& clients_data = Json::Value::nullRef);
-  std::string& selectIcon(std::map<std::string, std::string>& icons_map);
+  std::string& selectString(std::map<std::string, std::string>& string_map);
   Gtk::Button& button() { return m_button; };
 
   int id() const { return m_id; };
@@ -199,7 +199,9 @@ class Workspaces : public AModule, public EventHandler {
                                                  {"DEFAULT", SortMethod::DEFAULT}};
 
   std::string m_format;
-  std::string m_tooltipFormat;
+
+  std::map<std::string, std::string> m_tooltipMap;
+  bool m_withTooltip;
 
   std::map<std::string, std::string> m_iconsMap;
   util::RegexCollection m_windowRewriteRules;