SF.net SVN: fclient: [630] trunk/fclient/src/fclient/lib/qt4ex/lib/actions. py

[<jU...@us...>]

Revision: 630
          http://fclient.svn.sourceforge.net/fclient/?rev=630&view=rev
Author:   jUrner
Date:     2008-07-15 16:44:05 -0700 (Tue, 15 Jul 2008)

Log Message:
-----------
new class to tame actions a bit

Added Paths:
-----------
    trunk/fclient/src/fclient/lib/qt4ex/lib/actions.py

Added: trunk/fclient/src/fclient/lib/qt4ex/lib/actions.py
===================================================================
--- trunk/fclient/src/fclient/lib/qt4ex/lib/actions.py	                        (rev 0)
+++ trunk/fclient/src/fclient/lib/qt4ex/lib/actions.py	2008-07-15 23:44:05 UTC (rev 630)
@@ -0,0 +1,114 @@
+#TODO: not yet completely implemented
+
+
+from PyQt4 import QtCore, QtGui
+#******************************************************************************
+#
+#******************************************************************************
+class Action(QtGui.QAction):
+	
+	def __init__(self, text, parent, userData=None):
+		QtGui.QAction.__init__(self, text, parent)
+		self._userData = userData
+		
+	def userData(self):
+		return self._userData
+		
+	def setUserData(self, data):
+		self._userData = data
+
+
+#******************************************************************************
+#
+#******************************************************************************
+
+class ActionsBase(QtCore.QObject):
+	
+	def __init__(self, parent):
+		QtCore.QObject.__init__(self, parent)
+		self._actions = []
+		self._actionNames = []
+		self._dummyGroups = []		# cheat a bit to always trigger SIGNAL('triggered(QAction*)')
+	
+	def action(self, 
+				name=None, 
+				text=None, 
+				group=None, 
+				trigger=None, 
+				isCheckable=False, 
+				isChecked=False,
+				isEnabled=True,
+				userData=None,
+				):
+		if group is None:
+			group = QtGui.QActionGroup(self.parent())
+			self._dummyGroups.append(group)		#TODO: is this necessary?
+			act = Action(text, group, userData=userData)
+			group.addAction(act)
+			if trigger is not None:
+				self.parent().connect(group, QtCore.SIGNAL('triggered(QAction*)'), trigger)
+		else:
+			act = Action(text, group, userData=userData)
+			group.addAction(act)
+				
+		act.setObjectName(name)
+		if isCheckable:
+			act.setCheckable(True)
+			act.setChecked(isChecked)
+		act.setEnabled(isEnabled)
+		
+		self._registerAction(name, act)
+		return act
+	
+	
+	def group(self, parent=None, name=None, trigger=None, isExclusive=False):
+		if parent is None:
+			parent = self.parent()
+		group = QtGui.QActionGroup(parent)
+		group.setObjectName(name)
+		if trigger is not None:
+			self.parent().connect(group, QtCore.SIGNAL('triggered(QAction*)'), trigger)
+		group.setExclusive(isExclusive)
+		
+		self._registerAction(name, group)
+		return group
+
+	
+	def _registerAction(self, name, obj):
+		if name in self._actionNames:
+			raise valueError('action with that name already exists: %r' % name)
+		self._actionNames.append(name)
+		self._actions.append(obj)
+	
+	
+	def __getitem__(self, name):
+		return self._actions[self._actionNames.index(name)]
+		
+	
+	def get(self, name, default=None):
+		if name in self._actionNames:
+			return self[name]
+		return default
+		
+		
+		
+def foo(a):
+	print a
+		
+	gr = QtGui.QActionGroup(None)
+	gr.connect(gr, QtCore.SIGNAL('triggered(QAction*)'), foo)
+
+
+	a = QtGui.QAction(gr)
+	gr.addAction(a)
+
+	a.trigger()
+
+
+
+
+
+
+
+
+


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