Requests: Add hotkeys press events

src/WSRequestHandler.cpp

@@ -43,6 +43,9 @@ const QHash<QString, RpcMethodHandler> WSRequestHandler::messageMap {
 
 	{ "BroadcastCustomMessage", &WSRequestHandler::BroadcastCustomMessage },
 
+	{ "TriggerHotkeyByName", &WSRequestHandler::TriggerHotkeyByName },
+	{ "TriggerHotkeyBySequence", &WSRequestHandler::TriggerHotkeyBySequence },
+
 	{ "SetCurrentScene", &WSRequestHandler::SetCurrentScene },
 	{ "GetCurrentScene", &WSRequestHandler::GetCurrentScene },
 	{ "GetSceneList", &WSRequestHandler::GetSceneList },

src/WSRequestHandler.h

@@ -61,6 +61,9 @@ class WSRequestHandler {
 
 		RpcResponse BroadcastCustomMessage(const RpcRequest&);
 
+		RpcResponse TriggerHotkeyByName(const RpcRequest&);
+		RpcResponse TriggerHotkeyBySequence(const RpcRequest&);
+
 		RpcResponse SetCurrentScene(const RpcRequest&);
 		RpcResponse GetCurrentScene(const RpcRequest&);
 		RpcResponse GetSceneList(const RpcRequest&);

src/WSRequestHandler_General.cpp

@@ -345,3 +345,73 @@ RpcResponse WSRequestHandler::OpenProjector(const RpcRequest& request) {
 	obs_frontend_open_projector(type, monitor, geometry, name);
 	return request.success();
 }
+
+/**
+* Executes hotkey routine, identified by hotkey unique name
+*
+* @param {String} `hotkeyName` Unique name of the hotkey, as defined when registering the hotkey (e.g. "ReplayBuffer.Save")
+*
+* @api requests
+* @name TriggerHotkeyByName
+* @category general
+* @since unreleased
+*/
+RpcResponse WSRequestHandler::TriggerHotkeyByName(const RpcRequest& request) {
+	const char* name = obs_data_get_string(request.parameters(), "hotkeyName");
+
+	obs_hotkey_t* hk = Utils::FindHotkeyByName(name);
+	if (!hk) {
+		return request.failed("hotkey not found");
+	}
+	obs_hotkey_trigger_routed_callback(obs_hotkey_get_id(hk), true);
+	return request.success();
+}
+
+/**
+* Executes hotkey routine, identified by bound combination of keys. A single key combination might trigger multiple hotkey routines depending on user settings 
+*
+* @param {String} `keyId` Main key identifier (e.g. `OBS_KEY_A` for key "A"). Available identifiers [here](https://github.com/obsproject/obs-studio/blob/master/libobs/obs-hotkeys.h)
+* @param {Object (Optional)} `keyModifiers` Optional key modifiers object. False entries can be ommitted
+* @param {boolean} `keyModifiers.shift` Trigger Shift Key
+* @param {boolean} `keyModifiers.alt` Trigger Alt Key
+* @param {boolean} `keyModifiers.control` Trigger Control (Ctrl) Key
+* @param {boolean} `keyModifiers.command` Trigger Command Key (Mac)
+*
+* @api requests
+* @name TriggerHotkeyByCombination
+* @category general
+* @since unreleased
+*/
+RpcResponse WSRequestHandler::TriggerHotkeyBySequence(const RpcRequest& request) {
+	if (!request.hasField("keyId")) {
+		return request.failed("missing request keyId parameter");
+	}
+
+	OBSDataAutoRelease data = obs_data_get_obj(request.parameters(), "keyModifiers");
+
+	obs_key_combination_t combo = {0};
+	uint32_t modifiers = 0;
+	if (obs_data_get_bool(data, "shift"))
+		modifiers |= INTERACT_SHIFT_KEY;
+	if (obs_data_get_bool(data, "control"))
+		modifiers |= INTERACT_CONTROL_KEY;
+	if (obs_data_get_bool(data, "alt"))
+		modifiers |= INTERACT_ALT_KEY;
+	if (obs_data_get_bool(data, "command"))
+		modifiers |= INTERACT_COMMAND_KEY;
+
+	combo.modifiers = modifiers;
+	combo.key = obs_key_from_name(obs_data_get_string(request.parameters(), "keyId"));
+
+	if (!modifiers
+		&& (combo.key == OBS_KEY_NONE || combo.key >= OBS_KEY_LAST_VALUE)) {
+		return request.failed("invalid key-modifier combination");
+	}
+
+	// Inject hotkey press-release sequence
+	obs_hotkey_inject_event(combo, false);
+	obs_hotkey_inject_event(combo, true);
+	obs_hotkey_inject_event(combo, false);
+
+	return request.success();
+}