Merge remote-tracking branch 'origin/master' into finitemonkey/master

include/ALabel.hpp

@@ -4,6 +4,8 @@
 #include <gtkmm/label.h>
 #include <json/json.h>
 
+#include <optional>
+
 #include "AModule.hpp"
 
 namespace waybar {
@@ -25,12 +27,19 @@ class ALabel : public AModule {
   bool alt_ = false;
   std::string default_format_;
 
+  bool setLabelMarkup(const Glib::ustring& markup);
+  bool setTooltipMarkup(const Glib::ustring& markup);
+
   bool handleToggle(GdkEventButton* const& e) override;
   virtual std::string getState(uint8_t value, bool lesser = false);
 
   std::map<std::string, GtkMenuItem*> submenus_;
   std::map<std::string, std::string> menuActionsMap_;
   static void handleGtkMenuEvent(GtkMenuItem* menuitem, gpointer data);
+
+ private:
+  std::optional<Glib::ustring> last_label_markup_;
+  std::optional<Glib::ustring> last_tooltip_markup_;
 };
 
 }  // namespace waybar

man/waybar-wlr-taskbar.5.scd

@@ -57,6 +57,11 @@ Addressed by *wlr/taskbar*
 	default: false ++
 	If set to true, group tasks by their app_id. Cannot be used with 'active-first'.
 
+*expand*: ++
+	typeof: bool ++
+	default: false ++
+	If set to true, task buttons stretch to fill the available space in the taskbar and long titles are ellipsized to fit. Only takes effect on a horizontal bar; on a vertical bar the buttons keep their content-based size. If set to false, buttons are sized to their content.
+
 *on-click*: ++
 	typeof: string ++
 	The action which should be triggered when clicking on the application button with the left mouse button.

man/waybar.5.scd.in

@@ -168,6 +168,7 @@ The visual display elements for waybar use a CSS stylesheet, see *waybar-styles(
 # MODULE FORMAT
 
 You can use PangoMarkupFormat (See https://developer.gnome.org/pango/stable/PangoMarkupFormat.html#PangoMarkupFormat).
+Tooltip appearance is generally controlled globally via CSS and cannot be truly scoped per module. Some modules (such as the clock) provide limited workarounds for customization.
 
 e.g.
 

src/ALabel.cpp

@@ -139,6 +139,26 @@ ALabel::ALabel(const Json::Value& config, const std::string& name, const std::st
 
 auto ALabel::update() -> void { AModule::update(); }
 
+bool ALabel::setLabelMarkup(const Glib::ustring& markup) {
+  if (last_label_markup_ == markup) {
+    return false;
+  }
+
+  label_.set_markup(markup);
+  last_label_markup_ = markup;
+  return true;
+}
+
+bool ALabel::setTooltipMarkup(const Glib::ustring& markup) {
+  if (last_tooltip_markup_ == markup) {
+    return false;
+  }
+
+  label_.set_tooltip_markup(markup);
+  last_tooltip_markup_ = markup;
+  return true;
+}
+
 std::string ALabel::getIcon(uint16_t percentage, const std::string& alt, uint16_t max) {
   auto format_icons = config_["format-icons"];
   if (format_icons.isObject()) {

src/modules/clock.cpp

@@ -402,8 +402,13 @@ auto waybar::modules::Clock::get_calendar(const year_month_day& today, const yea
               data = g_utf8_find_next_char(data, end);
             }
           }
+          // Note: the stream's default fill character is already a space (L' ' on
+          // libstdc++'s wide FormatStream, ' ' on libc++'s narrow one), so no
+          // std::setfill is needed. Passing std::setfill(' ')/std::setfill(L' ')
+          // here is not portable because the fill char type must match the
+          // FormatStream's char type, which differs between standard libraries.
           os << Glib::ustring::format(
-              (cldWPos_ != WS::LEFT || line == 0) ? std::left : std::right, std::setfill(L' '),
+              (cldWPos_ != WS::LEFT || line == 0) ? std::left : std::right,
               std::setw(cldMonColLen_ + ((line < 2) ? cldWnLen_ - wideCharCount : 0)),
               calendarLine);
 

src/modules/hyprland/workspace.cpp

@@ -223,7 +223,11 @@ void Workspace::setActiveWindow(WindowAddress const& addr) {
   }
 
   auto activeWindowPos = m_workspaceManager.activeWindowPosition();
-  if (activeIdx.has_value() && activeWindowPos != Workspaces::ActiveWindowPosition::NONE) {
+  const bool has_active_window =
+      activeIdx.has_value() &&
+      activeWindowPos != Workspaces::ActiveWindowPosition::NONE;
+
+  if (has_active_window) {
     auto window = std::move(m_windowMap[*activeIdx]);
     m_windowMap.erase(m_windowMap.begin() + *activeIdx);
     if (activeWindowPos == Workspaces::ActiveWindowPosition::FIRST) {
@@ -238,7 +242,10 @@ void Workspace::insertWindow(WindowCreationPayload create_window_payload) {
   if (!create_window_payload.isEmpty(m_workspaceManager)) {
     auto repr = create_window_payload.repr(m_workspaceManager);
 
-    if (!repr.empty() || m_workspaceManager.enableTaskbar()) {
+    const bool should_display =
+        !repr.empty() || m_workspaceManager.enableTaskbar();
+
+    if (should_display) {
       auto addr = create_window_payload.getAddress();
       auto it = std::ranges::find_if(
           m_windowMap, [&addr](const auto& window) { return window.address == addr; });
@@ -250,7 +257,7 @@ void Workspace::insertWindow(WindowCreationPayload create_window_payload) {
       }
     }
   }
-};
+}
 
 bool Workspace::onWindowOpened(WindowCreationPayload const& create_window_payload) {
   if (create_window_payload.getWorkspaceName() == name()) {
@@ -390,7 +397,9 @@ void Workspace::update(const std::string& workspace_icon) {
 
 bool Workspace::isEmpty() const {
   auto ignore_list = m_workspaceManager.getIgnoredWindows();
-  if (ignore_list.empty()) {
+  const bool no_ignore_rules = ignore_list.empty();
+
+  if (no_ignore_rules) {
     return m_windows == 0;
   }
   // If there are windows but they are all ignored, consider the workspace empty
@@ -472,7 +481,9 @@ void Workspace::updateTaskbar(const std::string& workspace_icon) {
   }
 
   auto formatAfter = m_workspaceManager.formatAfter();
-  if (!formatAfter.empty()) {
+  const bool has_format_after = !formatAfter.empty();
+
+  if (has_format_after) {
     m_labelAfter.set_markup(fmt::format(fmt::runtime(formatAfter), fmt::arg("id", id()),
                                         fmt::arg("name", name()),
                                         fmt::arg("icon", workspace_icon)));

src/modules/mpd/mpd.cpp

@@ -85,7 +85,7 @@ void waybar::modules::MPD::setLabel() {
                       ? config_["format-disconnected"].asString()
                       : "disconnected";
     if (format.empty()) {
-      label_.set_markup(format);
+      setLabelMarkup(format);
       label_.show();
     } else {
       label_.hide();
@@ -97,7 +97,7 @@ void waybar::modules::MPD::setLabel() {
                            ? config_["tooltip-format-disconnected"].asString()
                            : "MPD (disconnected)";
       // Nothing to format
-      label_.set_tooltip_markup(tooltip_format);
+      setTooltipMarkup(tooltip_format);
     }
     return;
   }
@@ -124,8 +124,9 @@ void waybar::modules::MPD::setLabel() {
       label_.get_style_context()->add_class("playing");
       label_.get_style_context()->remove_class("paused");
     } else if (paused()) {
-      format = config_["format-paused"].isString() ? config_["format-paused"].asString()
+      if (config_["format-paused"].isString()) {
-                                                   : config_["format"].asString();
+        format = config_["format-paused"].asString();
+      }
       label_.get_style_context()->add_class("paused");
       label_.get_style_context()->remove_class("playing");
     }
@@ -168,7 +169,7 @@ void waybar::modules::MPD::setLabel() {
       label_.hide();
     } else {
       label_.show();
-      label_.set_markup(text);
+      setLabelMarkup(text);
     }
   } catch (fmt::format_error const& e) {
     spdlog::warn("mpd: format error: {}", e.what());
@@ -188,7 +189,7 @@ void waybar::modules::MPD::setLabel() {
           fmt::arg("stateIcon", stateIcon), fmt::arg("consumeIcon", consumeIcon),
           fmt::arg("randomIcon", randomIcon), fmt::arg("repeatIcon", repeatIcon),
           fmt::arg("singleIcon", singleIcon), fmt::arg("filename", filename), fmt::arg("uri", uri));
-      label_.set_tooltip_markup(tooltip_text);
+      setTooltipMarkup(tooltip_text);
     } catch (fmt::format_error const& e) {
       spdlog::warn("mpd: format error (tooltip): {}", e.what());
     }

src/modules/sway/window.cpp

@@ -94,12 +94,12 @@ auto Window::update() -> void {
     old_app_id_ = app_id_;
   }
 
-  label_.set_markup(waybar::util::rewriteString(
+  setLabelMarkup(waybar::util::rewriteString(
       fmt::format(fmt::runtime(format_), fmt::arg("title", window_), fmt::arg("app_id", app_id_),
                   fmt::arg("shell", shell_), fmt::arg("marks", marks_)),
       config_["rewrite"]));
   if (tooltipEnabled()) {
-    label_.set_tooltip_markup(window_);
+    setTooltipMarkup(window_);
   }
 
   updateAppIcon();

src/modules/wlr/taskbar.cpp

@@ -94,9 +94,35 @@ Task::Task(const waybar::Bar& bar, const Json::Value& config, Taskbar* tbar,
 
   button.set_relief(Gtk::RELIEF_NONE);
 
+  /* When "expand" is enabled the buttons stretch to fill the taskbar and the
+   * titles ellipsize to fit within the available space. This only makes sense
+   * on a horizontal bar; on a vertical bar the box grows along the vertical
+   * axis, so ellipsizing/forcing width_chars(1) would truncate every title to
+   * "…". Keep the historical behavior (buttons sized to their content) as the
+   * default and when the bar is vertical. */
+  bool expand = config_["expand"].isBool() && config_["expand"].asBool();
+  bool horizontal = bar.orientation == Gtk::ORIENTATION_HORIZONTAL;
+
+  if (expand && horizontal) {
+    button.set_hexpand(true);
+    content_.set_hexpand(true);
+    text_before_.set_ellipsize(Pango::ELLIPSIZE_END);
+    text_before_.set_single_line_mode(true);
+    text_before_.set_width_chars(1);
+    text_before_.set_xalign(0.0);
+    text_after_.set_ellipsize(Pango::ELLIPSIZE_END);
+    text_after_.set_single_line_mode(true);
+    text_after_.set_width_chars(1);
+    text_after_.set_xalign(0.0);
+
+    content_.pack_start(text_before_, true, true, 0);
+    content_.pack_start(icon_, false, false, 0);
+    content_.pack_start(text_after_, true, true, 0);
+  } else {
     content_.add(text_before_);
     content_.add(icon_);
     content_.add(text_after_);
+  }
 
   content_.show();
   button.add(content_);
@@ -718,7 +744,15 @@ void Taskbar::handle_finished() {
 }
 
 void Taskbar::add_button(Gtk::Button& bt) {
+  /* Only let the buttons expand to fill the taskbar when "expand" is enabled
+   * and the bar is horizontal (see the Task constructor for details). */
+  bool expand = config_["expand"].isBool() && config_["expand"].asBool();
+  bool horizontal = bar_.orientation == Gtk::ORIENTATION_HORIZONTAL;
+  if (expand && horizontal) {
+    box_.pack_start(bt, true, true);
+  } else {
     box_.pack_start(bt, false, false);
+  }
   box_.get_style_context()->remove_class("empty");
 }