gui: change timer creation

2018-09-18 19:14:50 +08:00 · 2018-09-18 19:14:50 +08:00 · 1191dfc68e
commit 1191dfc68e
parent 5e0a23903e
1 changed files with 2 additions and 3 deletions
--- a/gui.py
+++ b/gui.py
@ -10,6 +10,8 @@ class SelectionObserver:
    def __init__(self):
        self._attached = False
        self.timer = QtCore.QTimer()
+        self.timer.setSingleShot(True)
+        self.timer.timeout.connect(self.onTimer)
        self.cmds = []
        self.elements = dict()
        self.attach()
@ -83,9 +85,6 @@ class SelectionObserver:
            for cmd in self.cmds:
                cmd.onSelectionChange(False)
            return
-        if not self.timer.isSingleShot():
-            self.timer.setSingleShot(True)
-            self.timer.timeout.connect(self.onTimer)
        self.timer.start(50)

    def onTimer(self):