feat: pulseaudio slider module

src/ASlider.cpp

@@ -0,0 +1,34 @@
+#include "ASlider.hpp"
+
+#include "gtkmm/adjustment.h"
+#include "gtkmm/enums.h"
+
+namespace waybar {
+
+ASlider::ASlider(const Json::Value& config, const std::string& name, const std::string& id)
+    : AModule(config, name, id, false, false),
+      vertical_(config_["orientation"].asString() == "vertical"),
+      scale_(vertical_ ? Gtk::ORIENTATION_VERTICAL : Gtk::ORIENTATION_HORIZONTAL) {
+  scale_.set_name(name);
+  if (!id.empty()) {
+    scale_.get_style_context()->add_class(id);
+  }
+  event_box_.add(scale_);
+  scale_.signal_value_changed().connect(sigc::mem_fun(*this, &ASlider::onValueChanged));
+
+  if (config_["min"].isUInt()) {
+    min_ = config_["min"].asUInt();
+  }
+
+  if (config_["max"].isUInt()) {
+    max_ = config_["max"].asUInt();
+  }
+
+  scale_.set_inverted(vertical_);
+  scale_.set_draw_value(false);
+  scale_.set_adjustment(Gtk::Adjustment::create(curr_, min_, max_ + 1, 1, 1, 1));
+}
+
+void ASlider::onValueChanged() {}
+
+}  // namespace waybar