Add an early draft for context menus

gui/contextMenu.py

@@ -0,0 +1,60 @@
+#===============================================================================
+# Copyright (C) 2010 Diego Duclos
+#
+# This file is part of pyfa.
+#
+# pyfa is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# pyfa is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with pyfa.  If not, see <http://www.gnu.org/licenses/>.
+#===============================================================================
+
+import wx
+
+class ContextMenu(object):
+    menus = set()
+    @classmethod
+    def register(cls):
+        cls.menus.add(cls())
+
+    @classmethod
+    def getMenu(cls, *contexts):
+        menu = wx.Menu()
+        for i, m in enumerate(cls.menus):
+            amount = 0
+            for context in contexts:
+                if m.display(context):
+                    amount += 1
+                    item = wx.MenuItem(menu, wx.ID_ANY, m.getText(context))
+                    bitmap = m.getBitmap(context)
+                    if bitmap:
+                        item.SetBitmap(bitmap)
+
+                    menu.AppendItem(item)
+
+            if amount > 0 and i != len(cls.menus) - 1:
+                menu.AppendSeparator()
+
+        return menu
+
+    def display(self, context):
+        raise NotImplementedError()
+
+    def activate(self, context):
+        raise NotImplementedError()
+
+    def getText(self, context):
+        raise NotImplementedError()
+
+    def getBitmap(self, context):
+        return None
+
+from gui.builtinContextMenus import *