From 147a6bb3a57912b631dab983ba3d2c90c3043330 Mon Sep 17 00:00:00 2001
From: Josh Holtrop <jholtrop+git@gmail.com>
Date: Fri, 1 Apr 2011 22:38:59 -0400
Subject: [PATCH] capture mouse button presses/releases

---
 SketchWidget.py | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/SketchWidget.py b/SketchWidget.py
index 5499f3c..5375928 100644
--- a/SketchWidget.py
+++ b/SketchWidget.py
@@ -35,6 +35,13 @@ class SketchWidget:
         self.widget.connect_after('realize', self.init)
         self.widget.connect('configure_event', self.reshape)
         self.widget.connect('expose_event', self.draw)
+        self.widget.connect('button-press-event', self.button_press_event)
+        self.widget.connect('button-release-event', self.button_release_event)
+
+        self.widget.add_events(gtk.gdk.POINTER_MOTION_MASK
+                | gtk.gdk.BUTTON_PRESS_MASK
+                | gtk.gdk.BUTTON_RELEASE_MASK
+                | gtk.gdk.SCROLL_MASK)
 
     def init(self, glarea):
         # get GLContext and GLDrawable
@@ -178,3 +185,10 @@ class SketchWidget:
         self.drawFilledLine(cx, cy - self.axis_length,
                 cx, cy + self.axis_length, self.axis_width)
         glPopAttrib()
+
+    def button_press_event(self, widget, event, data = None):
+        print 'clicked'
+        print 'button:', event.button
+
+    def button_release_event(self, widget, event, data = None):
+        print 'unclicked button', event.button