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authorkali <kali@leap.se>2013-02-15 09:31:51 +0900
committerkali <kali@leap.se>2013-02-15 09:31:51 +0900
commit9cea9c8a34343f8792d65b96f93ae22bd8685878 (patch)
tree9f512367b1d47ced5614702a00f3ff0a8fe746d7 /src/leap/testing/pyqt.py
parent7159734ec6c0b76fc7f3737134cd22fdaaaa7d58 (diff)
parent1032e07a50c8bb265ff9bd31b3bb00e83ddb451e (diff)
Merge branch 'release/v0.2.0'
Conflicts: README.txt
Diffstat (limited to 'src/leap/testing/pyqt.py')
-rw-r--r--src/leap/testing/pyqt.py52
1 files changed, 52 insertions, 0 deletions
diff --git a/src/leap/testing/pyqt.py b/src/leap/testing/pyqt.py
new file mode 100644
index 00000000..6edaf059
--- /dev/null
+++ b/src/leap/testing/pyqt.py
@@ -0,0 +1,52 @@
+from PyQt4 import QtCore
+
+_oldConnect = QtCore.QObject.connect
+_oldDisconnect = QtCore.QObject.disconnect
+_oldEmit = QtCore.QObject.emit
+
+
+def _wrapConnect(callableObject):
+ """
+ Returns a wrapped call to the old version of QtCore.QObject.connect
+ """
+ @staticmethod
+ def call(*args):
+ callableObject(*args)
+ _oldConnect(*args)
+ return call
+
+
+def _wrapDisconnect(callableObject):
+ """
+ Returns a wrapped call to the old version of QtCore.QObject.disconnect
+ """
+ @staticmethod
+ def call(*args):
+ callableObject(*args)
+ _oldDisconnect(*args)
+ return call
+
+
+def enableSignalDebugging(**kwargs):
+ """
+ Call this to enable Qt Signal debugging. This will trap all
+ connect, and disconnect calls.
+ """
+
+ f = lambda *args: None
+ connectCall = kwargs.get('connectCall', f)
+ disconnectCall = kwargs.get('disconnectCall', f)
+ emitCall = kwargs.get('emitCall', f)
+
+ def printIt(msg):
+ def call(*args):
+ print msg, args
+ return call
+ QtCore.QObject.connect = _wrapConnect(connectCall)
+ QtCore.QObject.disconnect = _wrapDisconnect(disconnectCall)
+
+ def new_emit(self, *args):
+ emitCall(self, *args)
+ _oldEmit(self, *args)
+
+ QtCore.QObject.emit = new_emit