moved function createAction to the widgets module (reused in additional widget)

bugfix: on Linux systems os.getlogin raises an exception (reimplementation: getLogin)

pylot/core/util/__init__.py

@@ -4,9 +4,9 @@ from pylot.core.util.errors import OptionsError, FormatError, DatastructureError
 from pylot.core.util.layouts import layoutStationButtons
 from pylot.core.util.utils import fnConstructor, createArrival, createEvent,\
     createPick, createAmplitude, createOrigin, createMagnitude, getOwner, \
-    getHash
+    getHash, getLogin
 from pylot.core.util.widgets import PickDlg, HelpForm, FilterOptionsDialog,\
-    PropertiesDlg, NewEventDlg, MPLWidget
+    PropertiesDlg, NewEventDlg, MPLWidget, createAction
 from pylot.core.util.version import get_git_version as _getVersionString
 
 

pylot/core/util/utils.py

@@ -23,9 +23,11 @@ def fnConstructor(s):
     return fn
 
 
+def getLogin():
+    return pwd.getpwuid(os.getuid())[0]
+
 def getHash(time):
     '''
-
     :param time: time object for which a hash should be calculated
     :type time: :class: `~obspy.core.utcdatetime.UTCDateTime` object
     :return: str

pylot/core/util/widgets.py

@@ -43,6 +43,24 @@ from pylot.core.read import FilterOptions
 from pylot.core.util.defaults import OUTPUTFORMATS
 
 
+def createAction(parent, text, slot=None, shortcut=None, icon=None,
+                 tip=None, checkable=False):
+    """
+    :rtype : ~PySide.QtGui.QAction
+    """
+    action = QAction(text, parent)
+    if icon is not None:
+        action.setIcon(icon)
+    if shortcut is not None:
+        action.setShortcut(shortcut)
+    if tip is not None:
+        action.setToolTip(tip)
+    if slot is not None:
+        action.triggered.connect(slot)
+    if checkable:
+        action.setCheckable(True)
+    return action
+
 class MPLWidget(FigureCanvas):
 
     def __init__(self, parent=None, xlabel='x', ylabel='y', title='Title'):