Merge branch 'master' into master

include/util/SafeSignal.hpp

@@ -12,11 +12,6 @@
 #include <type_traits>
 #include <utility>
 
-#ifdef __OpenBSD__
-#define SIGRTMIN SIGUSR1 - 1
-#define SIGRTMAX SIGUSR1 + 1
-#endif
-
 namespace waybar {
 
 /**

include/util/audio_backend.hpp

@@ -14,6 +14,11 @@
 
 namespace waybar::util {
 
+enum class PulseaudioTarget {
+  Sink,
+  Source,
+};
+
 class AudioBackend {
  private:
   static void subscribeCb(pa_context*, pa_subscription_event_type_t, uint32_t, void*);
@@ -92,7 +97,11 @@ class AudioBackend {
   void toggleSourceMute();
   void toggleSourceMute(bool);
 
+  uint16_t getVolume(PulseaudioTarget) const;
+  bool getMuted(PulseaudioTarget) const;
+  void unmute(PulseaudioTarget);
+
   bool isBluetooth();
 };
 
-}  // namespace waybar::util
+}  // namespace waybar::util

include/util/css_reload_helper.hpp

@@ -14,12 +14,14 @@ struct pollfd;
 namespace waybar {
 class CssReloadHelper {
  public:
-  CssReloadHelper(std::string cssFile, std::function<void()> callback);
+  CssReloadHelper(std::string cssFile, std::function<void(const std::string&)> callback);
 
   virtual ~CssReloadHelper() = default;
 
   virtual void monitorChanges();
 
+  virtual void changeCssFile(const std::string& newCssFile);
+
  protected:
   std::vector<std::string> parseImports(const std::string& cssFile);
 
@@ -42,7 +44,7 @@ class CssReloadHelper {
  private:
   std::string m_cssFile;
 
-  std::function<void()> m_callback;
+  std::function<void(const std::string&)> m_callback;
 
   std::vector<std::tuple<Glib::RefPtr<Gio::FileMonitor>>> m_fileMonitors;
 };

include/util/hex_checker.hpp

@@ -0,0 +1,17 @@
+#pragma once
+
+#include <string>
+
+/**
+ * Result of transforming 8-bit hex codes to rgba().
+ */
+struct TransformResult {
+  std::string css;
+  bool was_transformed;
+};
+
+/**
+ * Reads a CSS file, searches for 8-bit hex codes (#RRGGBBAA),
+ * and transforms them into GTK-compatible rgba() syntax.
+ */
+TransformResult transform_8bit_to_hex(const std::string& file_path);

include/util/json.hpp

@@ -7,6 +7,7 @@
 #include <codecvt>
 #include <iostream>
 #include <locale>
+#include <memory>
 #include <regex>
 
 #if (FMT_VERSION >= 90000)
@@ -26,14 +27,19 @@ class JsonParser {
     Json::Value root;
 
     // replace all occurrences of "\x" with "\u00", because JSON doesn't allow "\x" escape sequences
-    std::string modifiedJsonStr = replaceHexadecimalEscape(jsonStr);
+    std::string modifiedJsonStr;
+    const std::string* json = &jsonStr;
+    if (jsonStr.find("\\x") != std::string::npos) {
+      modifiedJsonStr = replaceHexadecimalEscape(jsonStr);
+      json = &modifiedJsonStr;
+    }
 
-    std::istringstream jsonStream(modifiedJsonStr);
     std::string errs;
     // Use local CharReaderBuilder for thread safety - the IPC singleton's
     // parser can be called concurrently from multiple module threads
     Json::CharReaderBuilder readerBuilder;
-    if (!Json::parseFromStream(readerBuilder, jsonStream, &root, &errs)) {
+    auto reader = std::unique_ptr<Json::CharReader>(readerBuilder.newCharReader());
+    if (!reader->parse(json->data(), json->data() + json->size(), &root, &errs)) {
       throw std::runtime_error("Error parsing JSON: " + errs);
     }
     return root;

include/util/sleeper_thread.hpp

@@ -79,6 +79,12 @@ class SleeperThread {
   auto sleep_for(std::chrono::system_clock::duration dur) {
     std::unique_lock lk(mutex_);
     CancellationGuard cancel_lock;
+
+    condvar_.wait(lk, [this] {
+      return !is_paused_ || signal_.load(std::memory_order_relaxed) ||
+             !do_run_.load(std::memory_order_relaxed);
+    });
+
     constexpr auto max_time_point = std::chrono::steady_clock::time_point::max();
     auto wait_end = max_time_point;
     auto now = std::chrono::steady_clock::now();
@@ -95,6 +101,12 @@ class SleeperThread {
           time_point) {
     std::unique_lock lk(mutex_);
     CancellationGuard cancel_lock;
+
+    condvar_.wait(lk, [this] {
+      return !is_paused_ || signal_.load(std::memory_order_relaxed) ||
+             !do_run_.load(std::memory_order_relaxed);
+    });
+
     return condvar_.wait_until(lk, time_point, [this] {
       return signal_.load(std::memory_order_relaxed) || !do_run_.load(std::memory_order_relaxed);
     });
@@ -122,6 +134,17 @@ class SleeperThread {
     }
   }
 
+  void pause() {
+    std::lock_guard<std::mutex> lock(mutex_);
+    is_paused_ = true;
+  }
+
+  void resume() {
+    std::lock_guard<std::mutex> lock(mutex_);
+    is_paused_ = false;
+    condvar_.notify_all();
+  }
+
   ~SleeperThread() {
     connection_.disconnect();
     stop();
@@ -137,6 +160,7 @@ class SleeperThread {
   std::atomic<bool> do_run_ = true;
   std::atomic<bool> signal_ = false;
   sigc::connection connection_;
+  bool is_paused_{false};
 };
 
 }  // namespace waybar::util

include/util/utf8_string.hpp

@@ -0,0 +1,7 @@
+#pragma once
+#include <string>
+
+namespace waybar::util {
+size_t utf8_width(const std::string& str);
+void utf8_truncate(std::string& s, const std::string& ellipsis, size_t max_len);
+}  // namespace waybar::util