option to disable building backend extension modules moved from setup.py

to setup.cfg

svn path=/trunk/matplotlib/; revision=4221

Author: ddale

CHANGELOG

@@ -1,3 +1,6 @@
+2007-11-12 Options to disable building backend extension modules moved 
+           from setup.py to setup.cfg - DSD
+
 2007-11-09 Applied Martin Teichmann's patch 1828813: a QPainter is used in
            paintEvent, which has to be destroyed using  the method end(). If 
            matplotlib raises an exception before the call to end - and it 

setup.cfg.template

@@ -11,14 +11,37 @@ tag_svn_revision = 1
 #suppress = True
 
 [provide_packages]
-# by default, matplotlib checks for a few dependencies and 
+# By default, matplotlib checks for a few dependencies and 
 # installs them if missing. This feature can be turned off 
 # by uncommenting the following lines:
 #
-## date/timezone support:
+## Date/timezone support:
 #pytz = False
 #dateutil = False
 #
-## experimental config package support:
+## Experimental config package support:
 #enthought.traits = False
 #configobj = False
+
+[gui_support]
+# Matplotlib supports multiple GUI toolkits, including Cocoa, 
+# GTK, Fltk, Qt, Qt4, Tk, and WX. Support for many of these 
+# toolkits requires AGG, the Anti-Grain Geometry library, which 
+# is provided by matplotlib and built by default.
+#
+# Some backends are written in pure Python, and others require 
+# extension code to be compiled. By default, matplotlib checks 
+# for these GUI toolkits during installation and, if present, 
+# compiles the required extensions to support the toolkit. GTK 
+# support requires the GTK runtime environment and PyGTK. Wx 
+# support requires wxWidgets and wxPython. Tk support requires 
+# Tk and Tkinter. The other GUI toolkits do not require any 
+# extension code, and can be used as long as the libraries are 
+# installed on your system.
+# 
+# You can uncomment any the following lines if you know you do
+# not want to use the GUI toolkit.
+#gtk = False
+#gtkagg = False
+#tkagg = False
+#wxagg = False

setup.py

@@ -17,6 +17,21 @@
 # build support for whatever array packages you have installed.
 BUILD_IMAGE = 1
 
+
+# build a small extension to manage the focus on win32 platforms.
+#BUILD_WINDOWING        = 0
+BUILD_WINDOWING        = 'auto'
+
+
+VERBOSE = False # insert lots of diagnostic prints in extension code
+
+
+
+
+## You shouldn't need to customize below this point
+import ConfigParser
+import os
+
 # Build the antigrain geometry toolkit.  Agg makes heavy use of
 # templates, so it probably requires a fairly recent compiler to build
 # it.  It makes very nice antialiased output and also supports alpha
@@ -35,18 +50,26 @@
 # needed for wxpython <2.8 if you plan on doing animations
 BUILD_WXAGG        = 1
 
+if os.path.exists("setup.cfg"):
+    config = ConfigParser.SafeConfigParser()
+    config.read("setup.cfg")
+    try:
+        BUILD_GTK = config.getboolean("gui_support", "gtk")
+    except:
+        pass
+    try:
+        BUILD_GTKAGG = config.getboolean("gui_support", "gtkagg")
+    except:
+        pass
+    try:
+        BUILD_TKAGG = config.getboolean("gui_support", "tkagg")
+    except:
+        pass
+    try:
+        BUILD_WXAGG = config.getboolean("gui_support", "wxagg")
+    except:
+        pass
 
-# build a small extension to manage the focus on win32 platforms.
-#BUILD_WINDOWING        = 0
-BUILD_WINDOWING        = 'auto'
-
-
-VERBOSE = False # insert lots of diagnostic prints in extension code
-
-
-
-
-## You shouldn't need to customize below this point
 
 # BEFORE importing disutils, remove MANIFEST. distutils doesn't properly
 # update it when the contents of directories change.