Deprecation warnings for enable_* functions in inputhook

Also, update examples to not use these

IPython/lib/inputhook.py

@@ -549,12 +549,21 b' register = inputhook_manager.register'
 guis = inputhook_manager.guihooks
 
 # Deprecated methods: kept for backwards compatibility, do not use in new code
-enable_wx = lambda app=None: inputhook_manager.enable_gui('wx', app)
-enable_qt4 = lambda app=None: inputhook_manager.enable_gui('qt4', app)
-enable_gtk = lambda app=None: inputhook_manager.enable_gui('gtk', app)
-enable_tk = lambda app=None: inputhook_manager.enable_gui('tk', app)
-enable_glut = lambda app=None: inputhook_manager.enable_gui('glut', app)
-enable_pyglet = lambda app=None: inputhook_manager.enable_gui('pyglet', app)
-enable_gtk3 = lambda app=None: inputhook_manager.enable_gui('gtk3', app)
+def _make_deprecated_enable(name):
+    def enable_toolkit(app=None):
+        warn("This function is deprecated - use enable_gui(%r) instead" % name)
+        inputhook_manager.enable_gui(name, app)
+    
+enable_wx = _make_deprecated_enable('wx')
+enable_qt4 = _make_deprecated_enable('qt4')
+enable_gtk = _make_deprecated_enable('gtk')
+enable_tk = _make_deprecated_enable('tk')
+enable_glut = _make_deprecated_enable('glut')
+enable_pyglet = _make_deprecated_enable('pyglet')
+enable_gtk3 = _make_deprecated_enable('gtk3')
+
+def _deprecated_disable():
+    warn("This function is deprecated: use disable_gui() instead")
+    inputhook_manager.disable_gui()
 disable_wx = disable_qt4 = disable_gtk = disable_gtk3 = disable_glut = \
-        disable_pyglet = inputhook_manager.disable_gui
  No newline at end of file
+        disable_pyglet = _deprecated_disable

examples/IPython Kernel/gui/gui-gtk.py

@@ -33,7 +33,7 b' button.show()'
 window.show()
 
 try:
-    from IPython.lib.inputhook import enable_gtk
-    enable_gtk()
+    from IPython.lib.inputhook import enable_gui
+    enable_gui('gtk')
 except ImportError:
     gtk.main()

examples/IPython Kernel/gui/gui-gtk3.py

@@ -31,7 +31,7 b' button.show()'
 window.show()
 
 try:
-    from IPython.lib.inputhook import enable_gtk3
-    enable_gtk3()
+    from IPython.lib.inputhook import enable_gui
+    enable_gui('gtk3')
 except ImportError:
     Gtk.main()

examples/IPython Kernel/gui/gui-pyglet.py

@@ -27,7 +27,7 b' def on_draw():'
     label.draw()
 
 try:
-    from IPython.lib.inputhook import enable_pyglet
-    enable_pyglet()
+    from IPython.lib.inputhook import enable_gui
+    enable_gui('pyglet')
 except ImportError:
     pyglet.app.run()

examples/IPython Kernel/gui/gui-tk.py

@@ -30,6 +30,7 b' root = Tk()'
 app = MyApp(root)
 
 try:
-    from IPython.lib.inputhook import enable_tk; enable_tk(root)
+    from IPython.lib.inputhook import enable_gui
+    enable_gui('tk', root)
 except ImportError:
     root.mainloop()

examples/IPython Kernel/gui/gui-wx.py

@@ -100,7 +100,7 b" if __name__ == '__main__':"
         frame.Show(True)
 
     try:
-        from IPython.lib.inputhook import enable_wx
-        enable_wx(app)
+        from IPython.lib.inputhook import enable_gui
+        enable_gui('wx', app)
     except ImportError:
         app.MainLoop()