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observers example updated.

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some docstrings added.
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onyx-and-iris 2022-08-02 09:18:07 +01:00
parent 446848fe89
commit ac2ab90614
1 changed files with 10 additions and 5 deletions
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15
examples/observer/__main__.py
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@ -4,13 +4,18 @@ import voicemeeterlib
class Observer: class Observer:
def __init__(self, vm): def __init__(self, vm):
self.vm = vm self.vm = vm
# register your app as event observer
self.vm.subject.add(self)
# add level updates, since they are disabled by default.
self.vm.event.add("ldirty")
# define an 'on_update' callback function to receive event updates
def on_update(self, subject): def on_update(self, subject):
if subject == "pdirty": if subject == "pdirty":
print("pdirty!") print("pdirty!")
if subject == "mdirty": elif subject == "mdirty":
print("mdirty!") print("mdirty!")
if subject == "ldirty": elif subject == "ldirty":
info = ( info = (
f"[{self.vm.bus[0]} {self.vm.bus[0].levels.isdirty}]", f"[{self.vm.bus[0]} {self.vm.bus[0].levels.isdirty}]",
f"[{self.vm.bus[1]} {self.vm.bus[1].levels.isdirty}]", f"[{self.vm.bus[1]} {self.vm.bus[1].levels.isdirty}]",
@ -19,14 +24,14 @@ class Observer:
f"[{self.vm.bus[4]} {self.vm.bus[4].levels.isdirty}]", f"[{self.vm.bus[4]} {self.vm.bus[4].levels.isdirty}]",
) )
print(" ".join(info)) print(" ".join(info))
if subject == "midi": elif subject == "midi":
print(self.vm.midi.cache) current = self.vm.midi.current
print(f"Value of midi button {current} is {self.vm.midi.get(current)}")
def main(): def main():
with voicemeeterlib.api(kind_id) as vm: with voicemeeterlib.api(kind_id) as vm:
obs = Observer(vm) obs = Observer(vm)
vm.subject.add(obs)
while cmd := input("Press <Enter> to exit\n"): while cmd := input("Press <Enter> to exit\n"):
if not cmd: if not cmd: