From 8cd23d84029dbaf470106da67a118411e893021d Mon Sep 17 00:00:00 2001
From: Paul McCarthy <pauld.mccarthy@gmail.com>
Date: Mon, 8 Aug 2016 15:05:58 +0100
Subject: [PATCH] Workaround shitty wx behaviour of stealing focus on calls to
IsDisplayAvailable.
---
fsl/utils/platform.py | 19 +++++++++++++------
1 file changed, 13 insertions(+), 6 deletions(-)
diff --git a/fsl/utils/platform.py b/fsl/utils/platform.py
index cb20b3850..9be0265a6 100644
--- a/fsl/utils/platform.py
+++ b/fsl/utils/platform.py
@@ -112,6 +112,18 @@ class Platform(notifier.Notifier):
self.__glVersion = None
self.__glRenderer = None
+ # Determine if a display is available. We do
+ # this once at init (instead of on-demand in
+ # the canHaveGui method) because calling the
+ # IsDisplayAvailable function will cause the
+ # application to steal focus under OSX!
+ try:
+ import wx
+ self.__canHaveGui = wx.App.IsDisplayAvailable()
+ except ImportError:
+ self.__canHaveGui = False
+
+
# If one of these environment
# variables is set, then we're
# probably running over SSH.
@@ -152,12 +164,7 @@ class Platform(notifier.Notifier):
@property
def canHaveGui(self):
"""``True`` if it is possible to create a GUI, ``False`` otherwise. """
-
- try:
- import wx
- return wx.App.IsDisplayAvailable()
- except ImportError:
- return False
+ return self.__canHaveGui
@property
--
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