Disable DB queries in GUI when a window is hidden. Partially addresses …

…#87.

mosaic/process/metaEventProcessor.py

@@ -93,6 +93,7 @@ def __init__(self, icurr, Fs, **kwargs):
 		# Setup function timing
 		self.timingObj=mosaicTiming.mosaicTiming()
 
+		self.mdEventProcessTime=0.0
 		# print self.settingsDict
 		# Call sub-class initialization
 		self._init(**kwargs)

mosaicgui/blockdepthview/blockdepthview.py

@@ -5,7 +5,7 @@
 import os
 import gc
 import csv
-import time
+# import time
 import sqlite3
 from scipy import signal
 
@@ -16,6 +16,7 @@
 import mosaicgui.autocompleteedit as autocomplete
 import mosaicgui.sqlQueryWorker as sqlworker
 from mosaic.utilities.resource_path import resource_path, last_file_in_directory
+import mosaic.utilities.mosaicTiming as mosaicTiming
 import matplotlib.ticker as ticker
 
 css = """QLabel {
@@ -33,11 +34,13 @@ def __init__(self, parent = None):
 
 		self._positionWindow()
 
-		self.queryInterval=15
-		self.lastQueryTime=round(time.time())
+		self.time=mosaicTiming.mosaicTiming()
+
+		self.queryInterval=5
+		self.lastQueryTime=round(self.time.time())
 
 		self.idleTimer=QtCore.QTimer()
-		self.idleTimer.start(5000)
+		self.idleTimer.start(3000)
 
 		self.queryString="select BlockDepth from metadata where ProcessingStatus='normal'and ResTime > 0.025"
 		self.queryData=[]
@@ -189,7 +192,7 @@ def update_graph(self):
 
 			# Once the canvas is updated flag the query as complete
 			self.queryRunning=False
-			self.lastQueryTime=round(time.time())
+			self.lastQueryTime=round(self.time.time())
 			self._updateButtonEnabled(True)
 		except ValueError:
 			pass
@@ -239,14 +242,13 @@ def _ticks(self, nticks):
 		axes.yaxis.set_major_formatter(ticker.FormatStrFormatter('%d'))
 
 	def _updatequery(self):
-		# if self.queryRunning:
-		# 	return
+		print self.isHidden()
+		if self.isHidden():
+			return
 
 		self.qThread.start()
-		# print "update query: ", self.queryString
 		QtCore.QMetaObject.invokeMethod(self.qWorker, 'queryDB', Qt.QueuedConnection, QtCore.Q_ARG(str, self.queryString) )
 
-		# print "_updatequery"
 		self.queryRunning=True
 		self._updateButtonEnabled(False)
 
@@ -260,7 +262,6 @@ def _updateButtonEnabled(self, value):
 
 	def _decode(self, queryres):
 		try:
-			print queryres
 			return [ base64.b64decode(q) for q in queryres ]
 		except:
 			return queryres
@@ -333,22 +334,24 @@ def OnAppIdle(self):
 		if not self.updateDataOnIdle:
 			return
 
-		t1=round(time.time())
+		t1=round(self.time.time())
 		if not self.queryRunning and t1-self.lastQueryTime >= self.queryInterval:
 			# self.lastQueryTime=t1
+			# print "update", t1, self.lastQueryTime, t1-self.lastQueryTime
 			self._updatequery()
 
 	def OnProcessEvents(self):
 		pass
 		# QtGui.QApplication.sendPostedEvents()
 
 if __name__ == '__main__':
-	dbfile=resource_path('eventMD-PEG29-Reference.sqlite')
+	# dbfile=resource_path('eventMD-PEG28-ADEPT2State.sqlite')
+	dbfile="/Users/arvind/Desktop/test/testdb.sqlite"
 	# dbfile=resource_path('tempMSA.sqlite')
 
 	app = QtGui.QApplication(sys.argv)
 	dmw = BlockDepthWindow()
-	dmw.openDBFile(dbfile)
+	dmw.openDBFile(dbfile, True)
 
 	dmw.show()
 	dmw.raise_()

mosaicgui/fiteventsview/fiteventsview.py

@@ -17,13 +17,6 @@
 import matplotlib.ticker as ticker
 # from mosaicgui.trajview.trajviewui import Ui_Dialog
 
-css = """QLabel {
-      color: FireBrick;
-}"""
-css_warning = """QLabel {
-      color: OrangeRed;
-}"""
-
 class FitEventWindow(QtGui.QDialog):
 	def __init__(self, parent = None):
 		self.v=[]
@@ -287,6 +280,9 @@ def _ticks(self, nticks):
 		axes.yaxis.set_major_formatter(ticker.FormatStrFormatter('%d'))
 
 	def _updatequery(self):
+		if self.isHidden() and self.updateDataOnIdle:
+			return
+
 		try:
 			if not self.EndOfData:
 				self.queryData=self.queryDatabase.queryDB(self.queryString)

mosaicgui/sqlQueryWorker.py

@@ -20,7 +20,7 @@ def __init__(self, dbfile, **kwargs):
 	@QtCore.pyqtSlot(bool)
 	def dbColumnNames(self, filterRealList):
 		self.queryDatabase=sqlite.sqlite3MDIO()
-		self.queryDatabase.openDB(self.dbFile)
+		self.queryDatabase.openDB(self.dbFile, timeout=3.0)
 		if filterRealList:
 			self.dbColumnsReady.emit( [ col[0] for col in zip( self.queryDatabase.mdColumnNames, self.queryDatabase.mdColumnTypes ) if col[1] != 'REAL_LIST' ] )
 		else:

mosaicgui/statisticsview/statisticsview.py

@@ -48,6 +48,8 @@ def __init__(self, parent = None):
 		self.qWorker=None
 		self.qThread=QtCore.QThread()
 
+		self.queryRunning=False
+
 		# Set QLabel properties
 		self.neventsLabel.setTextInteractionFlags(QtCore.Qt.TextSelectableByMouse)
 		self.errorrateLabel.setTextInteractionFlags(QtCore.Qt.TextSelectableByMouse)
@@ -127,6 +129,9 @@ def _createDBIndex(self, dbfile):
 		db.close()
 
 	def _updatequery(self):
+		if self.isHidden() and self.updateDataOnIdle:
+			return
+
 		self.qThread.start()
 		QtCore.QMetaObject.invokeMethod(self.qWorker, 'queryDB2', Qt.QueuedConnection, 
 				QtCore.Q_ARG(str, self.queryString),
@@ -251,6 +256,8 @@ def _parseanalysislog(self):
 	def OnAppIdle(self):
 		if not self.updateDataOnIdle:
 			return
+		if self.isHidden():
+			return
 
 		if not self.queryRunning:
 			self._updatequery()