Initial commit: RemSound v1.0

2026-05-13 15:15:27 +01:00
commit 17259438c6
80 changed files with 17892 additions and 0 deletions
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+using System.Windows.Forms;
+using RemSound.Core;
+
+namespace RemSound.App;
+
+/// <summary>
+/// CheckedListBox subclass that exposes the protected <c>RefreshItem</c> method publicly. Used
+/// for the connectivity dialog's "Connected peers" list, where each row's text is updated in
+/// place (live RTT, codec, direction) without re-adding items — that would destroy NVDA's row
+/// focus on every tick.
+/// </summary>
+internal sealed class LiveCheckedListBox : CheckedListBox
+{
+    public void RefreshItemPublic(int index) => RefreshItem(index);
+}
+
+/// <summary>
+/// User-facing choice that maps a friendly label to a codec + Opus frame size pair. The frame
+/// size is only meaningful when Codec == Opus; for PCM it's ignored.
+/// </summary>
+internal sealed record CodecChoice(string Label, AudioTransportCodec Codec, int OpusFrameMs)
+{
+    public override string ToString() => Label;
+}
+
+internal sealed record AudioDeviceChoice(string Name, string? DeviceId, CaptureKind Kind = CaptureKind.Loopback)
+{
+    public override string ToString() => Name;
+}
+
+internal sealed record RememberedPeerItem(string Entry)
+{
+    public override string ToString() => Entry;
+}
+
+/// <summary>
+/// Live per-peer status surfaced in the connectivity dialog's listbox text. Mutated in place
+/// each tick by MainForm.SyncAllDialogPeerLists, then ListBox.RefreshItem(i) is called on the
+/// containing item so the visible label updates without rebuilding the listbox (which would
+/// destroy NVDA focus on the row).
+/// </summary>
+internal sealed class PeerLineStatus
+{
+    public bool Connected;
+    /// <summary>True when our sender is actively pushing audio at this peer.</summary>
+    public bool Sending;
+    /// <summary>True when audio is arriving from this peer's IP (a fresh receiver session exists).</summary>
+    public bool Receiving;
+    /// <summary>Codec label like "Opus 10ms", "Opus 20ms", "PCM". Null when not connected.</summary>
+    public string? CodecLabel;
+    /// <summary>Round-trip ping ms from heartbeat. Null when not connected or pending.</summary>
+    public int? RttMs;
+}
+
+internal sealed class PeerListItem
+{
+    public PeerAnnouncement Peer { get; }
+    public PeerLineStatus Status { get; } = new();
+
+    public PeerListItem(PeerAnnouncement peer) { Peer = peer; }
+
+    /// <summary>
+    /// Stable identity for signature-based listbox-rebuild detection. Does NOT include live
+    /// status — that gets updated in-place via RefreshItem so NVDA focus survives tick updates.
+    /// </summary>
+    public string StableKey() => $"{Peer.InstanceId}:{Peer.Name}:{Peer.Address}:{Peer.AudioPort}";
+
+    public override string ToString()
+    {
+        // Base label: "hostname (ip)" for discovered peers, just "ip" for manual-by-IP entries
+        // (where hostname equals the IP address). Avoids "192.168.1.95 (192.168.1.95)" duplication.
+        var addr = Peer.Address.ToString();
+        var basePart = Peer.Name == addr ? addr : $"{Peer.Name} ({addr})";
+
+        if (!Status.Connected)
+        {
+            return basePart;
+        }
+
+        // Connected line — extra metadata after a dash. Comma-separated so NVDA reads naturally:
+        //   "Andre's PC (1.2.3.4) — connected, Opus 10ms, send and receive, 32ms"
+        var parts = new List<string> { "connected" };
+        if (Status.CodecLabel is { Length: > 0 } codec) parts.Add(codec);
+
+        var direction = (Status.Sending, Status.Receiving) switch
+        {
+            (true, true) => "send and receive",
+            (true, false) => "send only",
+            (false, true) => "receive only",
+            _ => null,
+        };
+        if (direction is not null) parts.Add(direction);
+
+        if (Status.RttMs is { } rtt) parts.Add($"{rtt}ms");
+
+        return $"{basePart} — {string.Join(", ", parts)}";
+    }
+}