initial

playerctl_gui.py

@@ -0,0 +1,112 @@
+#!/usr/bin/env python3
+import subprocess
+from typing import Optional
+
+import gi
+
+gi.require_version("Gtk", "3.0")
+from gi.repository import GLib, Gtk
+
+
+METADATA_FORMAT = "{{{{status}}}} — {{{{artist}}}} — {{{{title}}}}"
+
+
+class PlayerctlApp(Gtk.Application):
+    def __init__(self) -> None:
+        super().__init__(application_id="dev.codex.PlayerctlGUI")
+        self._label: Optional[Gtk.Label] = None
+
+    def do_activate(self, *args) -> None:  # type: ignore[override]
+        if self.props.active_window:
+            self.props.active_window.present()
+            return
+
+        window = Gtk.ApplicationWindow(application=self)
+        window.set_title("Playerctl Controls")
+        window.set_border_width(12)
+        window.set_default_size(320, 120)
+
+        self._label = Gtk.Label(label="Connecting to player…")
+        self._label.set_hexpand(True)
+        self._label.set_line_wrap(True)
+        self._label.set_justify(Gtk.Justification.CENTER)
+
+        controls = Gtk.Box(spacing=6)
+        controls.set_orientation(Gtk.Orientation.HORIZONTAL)
+
+        prev_button = Gtk.Button.new_with_label("Prev")
+        prev_button.connect("clicked", self._on_prev_clicked)
+        controls.pack_start(prev_button, True, True, 0)
+
+        toggle_button = Gtk.Button.new_with_label("Play/Pause")
+        toggle_button.connect("clicked", self._on_toggle_clicked)
+        controls.pack_start(toggle_button, True, True, 0)
+
+        next_button = Gtk.Button.new_with_label("Next")
+        next_button.connect("clicked", self._on_next_clicked)
+        controls.pack_start(next_button, True, True, 0)
+
+        layout = Gtk.Box(orientation=Gtk.Orientation.VERTICAL, spacing=12)
+        layout.pack_start(self._label, True, True, 0)
+        layout.pack_start(controls, False, False, 0)
+
+        window.add(layout)
+        window.show_all()
+
+        GLib.timeout_add_seconds(2, self._refresh_metadata)
+        self._refresh_metadata()
+
+    def _on_toggle_clicked(self, _button: Gtk.Button) -> None:
+        self._run_playerctl(["play-pause"])
+        GLib.idle_add(self._refresh_metadata)
+
+    def _on_next_clicked(self, _button: Gtk.Button) -> None:
+        self._run_playerctl(["next"])
+        GLib.idle_add(self._refresh_metadata)
+
+    def _on_prev_clicked(self, _button: Gtk.Button) -> None:
+        self._run_playerctl(["previous"])
+        GLib.idle_add(self._refresh_metadata)
+
+    def _refresh_metadata(self) -> bool:
+        if not self._label:
+            return False
+
+        metadata = self._run_playerctl(["metadata", "--format", METADATA_FORMAT])
+        if metadata is None or not metadata.strip():
+            status = self._run_playerctl(["status"])
+            if status is None:
+                self._label.set_text("No active media player detected")
+            else:
+                self._label.set_text(status.strip())
+        else:
+            self._label.set_text(metadata.strip())
+        return True
+
+    def _run_playerctl(self, args: list[str]) -> Optional[str]:
+        cmd = ["playerctl", *args]
+        try:
+            completed = subprocess.run(
+                cmd,
+                check=False,
+                capture_output=True,
+                text=True,
+                timeout=5,
+            )
+        except (FileNotFoundError, subprocess.SubprocessError):
+            if self._label:
+                self._label.set_text("playerctl command not available")
+            return None
+
+        if completed.returncode != 0:
+            return None
+        return completed.stdout
+
+
+def main() -> None:
+    app = PlayerctlApp()
+    app.run()
+
+
+if __name__ == "__main__":
+    main()