Add global media key support for keyboards and headsets

Author: Bri

src/hotkeys.cpp

@@ -27,9 +27,24 @@ std::wstring FormatHotkey(UINT modifiers, UINT vk) {
     return result;
 }
 
+// Media key hotkey IDs (use high values to avoid conflicts)
+#define HOTKEY_ID_MEDIA_PLAYPAUSE   0x7F00
+#define HOTKEY_ID_MEDIA_STOP        0x7F01
+#define HOTKEY_ID_MEDIA_PREV        0x7F02
+#define HOTKEY_ID_MEDIA_NEXT        0x7F03
+
 // Register all global hotkeys
 void RegisterGlobalHotkeys() {
-    if (!g_hwnd || !g_hotkeysEnabled) return;
+    if (!g_hwnd) return;
+
+    // Always register media keys (no modifiers needed)
+    RegisterHotKey(g_hwnd, HOTKEY_ID_MEDIA_PLAYPAUSE, 0, VK_MEDIA_PLAY_PAUSE);
+    RegisterHotKey(g_hwnd, HOTKEY_ID_MEDIA_STOP, 0, VK_MEDIA_STOP);
+    RegisterHotKey(g_hwnd, HOTKEY_ID_MEDIA_PREV, 0, VK_MEDIA_PREV_TRACK);
+    RegisterHotKey(g_hwnd, HOTKEY_ID_MEDIA_NEXT, 0, VK_MEDIA_NEXT_TRACK);
+
+    // Register user-defined hotkeys
+    if (!g_hotkeysEnabled) return;
     for (const auto& hk : g_hotkeys) {
         RegisterHotKey(g_hwnd, hk.id, hk.modifiers, hk.vk);
     }
@@ -38,6 +53,14 @@ void RegisterGlobalHotkeys() {
 // Unregister all global hotkeys
 void UnregisterGlobalHotkeys() {
     if (!g_hwnd) return;
+
+    // Unregister media keys
+    UnregisterHotKey(g_hwnd, HOTKEY_ID_MEDIA_PLAYPAUSE);
+    UnregisterHotKey(g_hwnd, HOTKEY_ID_MEDIA_STOP);
+    UnregisterHotKey(g_hwnd, HOTKEY_ID_MEDIA_PREV);
+    UnregisterHotKey(g_hwnd, HOTKEY_ID_MEDIA_NEXT);
+
+    // Unregister user-defined hotkeys
     for (const auto& hk : g_hotkeys) {
         UnregisterHotKey(g_hwnd, hk.id);
     }

src/main.cpp

@@ -177,6 +177,24 @@ LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) {
 
         case WM_HOTKEY: {
             int hotkeyId = static_cast<int>(wParam);
+
+            // Handle media keys (registered with special IDs)
+            switch (hotkeyId) {
+                case 0x7F00: // HOTKEY_ID_MEDIA_PLAYPAUSE
+                    PostMessage(hwnd, WM_COMMAND, IDM_PLAY_PLAYPAUSE, 0);
+                    return 0;
+                case 0x7F01: // HOTKEY_ID_MEDIA_STOP
+                    PostMessage(hwnd, WM_COMMAND, IDM_PLAY_STOP, 0);
+                    return 0;
+                case 0x7F02: // HOTKEY_ID_MEDIA_PREV
+                    PostMessage(hwnd, WM_COMMAND, IDM_PLAY_PREV, 0);
+                    return 0;
+                case 0x7F03: // HOTKEY_ID_MEDIA_NEXT
+                    PostMessage(hwnd, WM_COMMAND, IDM_PLAY_NEXT, 0);
+                    return 0;
+            }
+
+            // Handle user-defined hotkeys
             for (const auto& hk : g_hotkeys) {
                 if (hk.id == hotkeyId) {
                     PostMessage(hwnd, WM_COMMAND, g_hotkeyActions[hk.actionIdx].commandId, 0);