openwebrx-clone/owrx/bookmarks.py

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2019-09-27 22:53:58 +00:00
import json
class Bookmark(object):
def __init__(self, j):
self.name = j["name"]
self.frequency = j["frequency"]
self.modulation = j["modulation"]
def getName(self):
return self.name
def getFrequency(self):
return self.frequency
def getModulation(self):
return self.modulation
def __dict__(self):
return {
"name": self.getName(),
"frequency": self.getFrequency(),
"modulation": self.getModulation(),
}
class Bookmarks(object):
sharedInstance = None
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2019-09-27 22:53:58 +00:00
@staticmethod
def getSharedInstance():
if Bookmarks.sharedInstance is None:
Bookmarks.sharedInstance = Bookmarks()
return Bookmarks.sharedInstance
def __init__(self):
f = open("bookmarks.json", "r")
bookmarks_json = json.load(f)
f.close()
self.bookmarks = [Bookmark(d) for d in bookmarks_json]
def getBookmarks(self, range):
(lo, hi) = range
return [b for b in self.bookmarks if lo <= b.getFrequency() <= hi]