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Add `refresh' argument to some parameter handling functions

This commit is contained in:
Milan Zamazal 2022-06-05 11:42:10 +02:00
parent ba4527658c
commit 4d4857b525
1 changed files with 17 additions and 17 deletions
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34
pw-lib.el
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@ -84,16 +84,16 @@ E.g. \"Device\", \"Node\", \"Port\", \"Client\", ..."
object
(pw-lib-get-object (pw-lib-object-value object "node.id"))))
(defun pw-lib--node-parameters (object-or-id)
(defun pw-lib--node-parameters (object-or-id &optional refresh)
(let* ((object (if (numberp object-or-id)
(pw-lib-get-object object-or-id)
object-or-id))
(node (pw-lib--node object))
(parameters (pw-lib-object-value node 'parameters)))
(unless parameters
(when (or refresh (not parameters))
(setq parameters (pw-access-properties pw-lib--accessor (pw-lib-object-id node)))
(setcdr node (cons (cons 'parameters parameters)
(cdr node))))
(assq-delete-all 'parameters (cdr node)))))
parameters))
(defun pw-lib-default-nodes ()
@ -152,9 +152,9 @@ version, call `pw-lib-refresh' first."
(defun pw-lib--volume-float (volume)
(/ (float volume) 100))
(defun pw-lib--object-parameters (object)
(defun pw-lib--object-parameters (object &optional refresh)
(let* ((node-p (equal (pw-lib-object-type object) "Node"))
(parameters (pw-lib--node-parameters object))
(parameters (pw-lib--node-parameters object refresh))
(monitor-p (unless node-p
(equal (pw-lib-object-value object "port.monitor") "true")))
(node-id (pw-lib-object-id (pw-lib--node object)))
@ -162,37 +162,37 @@ version, call `pw-lib-refresh' first."
(pw-lib-object-value object "port.id"))))
(list node-p parameters monitor-p node-id port-id)))
(defun pw-lib-muted-p (object)
(defun pw-lib-muted-p (object &optional refresh)
"Return whether the given PipeWire object is muted.
Applicable only to Nodes and Ports.
Note that PipeWire data is cached, if you need its up-to-date
version, call `pw-lib-refresh' first."
If REFRESH is non-nil then retrive fresh information from PipeWire
rather than using cached data to obtain the result."
(cl-destructuring-bind (node-p parameters monitor-p node-id port-id)
(pw-lib--object-parameters object)
(pw-lib--object-parameters object refresh)
(eq (cdr (assoc (if monitor-p "monitorMute" "mute") parameters)) 'true)))
(defun pw-lib-toggle-mute (object)
(defun pw-lib-toggle-mute (object &optional refresh)
"Toggle mute status of the given PipeWire OBJECT.
Return the new boolean mute status of OBJECT.
Applicable only to Nodes and Ports.
Note that PipeWire data is cached, if you need its up-to-date
version, call `pw-lib-refresh' first."
If REFRESH is non-nil then retrive fresh information from PipeWire
rather than using cached data to obtain the result."
(cl-destructuring-bind (node-p parameters monitor-p node-id port-id)
(pw-lib--object-parameters object)
(pw-lib--object-parameters object refresh)
(let* ((mute (not (pw-lib-muted-p object)))
(property (if monitor-p "monitorMute" "mute"))
(value (if mute "true" "false")))
(pw-access-set-properties pw-lib--accessor node-id (list (cons property value)))
mute)))
(defun pw-lib-volume (object)
(defun pw-lib-volume (object &optional refresh)
"Return volume of the given PipeWire object.
The returned value is an integer in the range 0-100.
Applicable only to Nodes and Ports.
Note that PipeWire data is cached, if you need its up-to-date
version, call `pw-lib-refresh' first."
If REFRESH is non-nil then retrive fresh information from PipeWire
rather than using cached data to obtain the result."
(cl-destructuring-bind (node-p parameters monitor-p node-id port-id)
(pw-lib--object-parameters object)
(pw-lib--object-parameters object refresh)
(pw-lib--volume-%
(if node-p
(cdr (assoc "volume" parameters))