make mouse click actions configurable

Window.py

@@ -1,9 +1,11 @@
 
+import re
 import gtk
 import gobject
 import imaplib
 import math
 from datetime import datetime, timedelta
+from subprocess import *
 
 class Window(object):
     def __init__(self, title, conf):
@@ -29,6 +31,14 @@ class Window(object):
             self.conf['flash_rate'] = 3000
         if not 'font_size' in self.conf:
             self.conf['font_size'] = 18
+        if not 'mouse' in self.conf:
+            self.conf['mouse'] = {}
+        if not 'left' in self.conf['mouse']:
+            self.conf['mouse']['left'] = ''
+        if not 'middle' in self.conf['mouse']:
+            self.conf['mouse']['middle'] = 'reconnect'
+        if not 'right' in self.conf['mouse']:
+            self.conf['mouse']['right'] = 'exit'
         self.font_sz = int(1024 * self.conf['font_size'])
         self.fgcolor = ''.join(map(lambda x: '%02x' % int(0xFF * x),
                 self.conf['fgcolor']))
@@ -138,9 +148,18 @@ class Window(object):
         return False
 
     def button_release(self, widget, event):
-        if event.button == 2:
-            self.disconnect()
-            self.connect()
-        elif event.button == 3:
-            self.destroy_event()
+        try:
+            btn_name = {1: 'left', 2: 'middle', 3: 'right'}[event.button]
+            action = self.conf['mouse'][btn_name]
+            m = re.match(r'\s*cmd:\s*(.*)', action)
+            if m is not None:
+                cmd = m.group(1)
+                Popen(cmd, stdout=PIPE)
+            elif action == 'reconnect':
+                self.disconnect()
+                self.connect()
+            elif action == 'exit':
+                self.destroy_event()
+        except KeyError:
+            return False
         return True