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gui: batch selection change using timer

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This commit is contained in:
Zheng, Lei 2018-08-31 09:35:08 +08:00
parent 0d633eca83
commit e29307a4af
1 changed files with 13 additions and 0 deletions
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13
gui.py
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@ -9,6 +9,7 @@ from .FCADLogger import FCADLogger
class SelectionObserver:
def __init__(self):
self._attached = False
self.timer = QtCore.QTimer()
self.cmds = []
self.elements = dict()
self.attach()
@ -74,6 +75,18 @@ class SelectionObserver:
logger.catchWarn('',self._setElementVisible,obj,subname,False)
def onChange(self,hasSelection=True):
if not hasSelection:
self.timer.stop()
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):
hasSelection = FreeCADGui.Selection.hasSelection()
for cmd in self.cmds:
cmd.onSelectionChange(hasSelection)