Revision: 3879
http://matplotlib.svn.sourceforge.net/matplotlib/?rev=3879&view=rev
Author: dsdale
Date: 2007-09-24 05:56:38 -0700 (Mon, 24 Sep 2007)
Log Message:
-----------
fix backend_qt* bug with multiple plot windows and show()
Modified Paths:
--------------
trunk/matplotlib/lib/matplotlib/backends/backend_qt.py
trunk/matplotlib/lib/matplotlib/backends/backend_qt4.py
Modified: trunk/matplotlib/lib/matplotlib/backends/backend_qt.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/backends/backend_qt.py 2007-09-23
13:50:01 UTC (rev 3878)
+++ trunk/matplotlib/lib/matplotlib/backends/backend_qt.py 2007-09-24
12:56:38 UTC (rev 3879)
@@ -46,11 +46,11 @@
qApp = qt.QApplication( [" "] )
qt.QObject.connect( qApp, qt.SIGNAL( "lastWindowClosed()" ),
qApp, qt.SLOT( "quit()" ) )
- else:
- # someone else aready created the qApp and
- # we let them handle the event-loop control.
- show._needmain = False
+ #remember that matplotlib created the qApp - will be used by show()
+ _create_qApp.qAppCreatedHere = True
+_create_qApp.qAppCreatedHere = False
+
def show():
"""
Show all the figures and enter the qt main loop
@@ -65,13 +65,10 @@
if figManager != None:
figManager.canvas.draw()
- if ( show._needmain ):
- qt.qApp.exec_loop()
- show._needmain = False
+ if _create_qApp.qAppCreatedHere:
+ qt.qApp.exec_loop()
-show._needmain = True
-
def new_figure_manager( num, *args, **kwargs ):
"""
Create a new figure manager instance
Modified: trunk/matplotlib/lib/matplotlib/backends/backend_qt4.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/backends/backend_qt4.py 2007-09-23
13:50:01 UTC (rev 3878)
+++ trunk/matplotlib/lib/matplotlib/backends/backend_qt4.py 2007-09-24
12:56:38 UTC (rev 3879)
@@ -47,10 +47,10 @@
QtCore.QObject.connect( qApp, QtCore.SIGNAL( "lastWindowClosed()" ),
qApp, QtCore.SLOT( "quit()" ) )
else:
- # someone else aready created the qApp and
- # we let them handle the event-loop control.
- show._needmain = False
+ _create_qApp.qAppCreatedHere = True
+_create_qApp.qAppCreatedHere = False
+
def show():
"""
Show all the figures and enter the qt main loop
@@ -65,13 +65,10 @@
if figManager != None:
figManager.canvas.draw()
- if ( show._needmain ):
- qApp.exec_()
- show._needmain = False
+ if _create_qApp.qAppCreatedHere:
+ QtGui.qApp.exec_()
-show._needmain = True
-
def new_figure_manager( num, *args, **kwargs ):
"""
Create a new figure manager instance
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