added an uncaught exception dialog

1 files changed, 80 insertions, 0 deletions

diff --git a/portato/gui/gtk/uncaughtException.py b/portato/gui/gtk/uncaughtException.py
new file mode 100644
index 0000000..d8ea13d
--- /dev/null
+++ b/portato/gui/gtk/uncaughtException.py
@@ -0,0 +1,80 @@
+# -*- coding: utf-8 -*-
+#
+# File: portato/gui/gtk/uncaughtException.py
+# This file is part of the Portato-Project, a graphical portage-frontend.
+#
+# Copyright (C) 2007 René 'Necoro' Neumann
+# This is free software.  You may redistribute copies of it under the terms of
+# the GNU General Public License version 2.
+# There is NO WARRANTY, to the extent permitted by law.
+#
+# Written by Gustavo Carneiro
+# original code: http://www.daa.com.au/pipermail/pygtk/attachments/20030828/2d304204/gtkexcepthook.py
+#
+# Modified by René 'Necoro' Neumann
+
+import sys
+import gtk, pango
+from StringIO import StringIO
+import traceback
+from portato.helper import error
+
+class UncaughExceptionDialog(gtk.MessageDialog):
+
+	def __init__(self, type, value, tb):
+
+		super(UncaughExceptionDialog,self).__init__(parent=None, flags=0,  type=gtk.MESSAGE_WARNING, buttons=gtk.BUTTONS_NONE, message_format="A programming error has been detected during the execution of this program.")
+		self.set_title("Bug Detected")
+		self.format_secondary_text("It probably isn't fatal, but should be reported to the developers nonetheless.")
+
+		self.add_button("Show Details", 1)
+		self.add_button(gtk.STOCK_CLOSE, gtk.RESPONSE_CLOSE)
+
+		# Details
+		self.textview = gtk.TextView()
+		self.textview.set_editable(False)
+		self.textview.modify_font(pango.FontDescription("Monospace"))
+	
+		self.sw = gtk.ScrolledWindow();
+		self.sw.set_policy(gtk.POLICY_AUTOMATIC, gtk.POLICY_AUTOMATIC)
+		self.sw.add(self.textview)
+	
+		self.tbFrame = gtk.Frame()
+		self.tbFrame.set_shadow_type(gtk.SHADOW_IN)
+		self.tbFrame.add(self.sw)
+		self.tbFrame.set_border_width(6)
+		
+		self.vbox.add(self.tbFrame)
+		
+		textbuffer = self.textview.get_buffer()
+		textbuffer.set_text(get_trace(type, value, tb))
+		self.textview.set_size_request(gtk.gdk.screen_width()/2, gtk.gdk.screen_height()/3)
+
+		self.details = self.tbFrame
+		self.set_position(gtk.WIN_POS_CENTER)
+		self.set_gravity(gtk.gdk.GRAVITY_CENTER)
+
+	def run (self):
+		while True:
+			resp = super(UncaughExceptionDialog, self).run()
+			if resp == 1:
+				self.details.show_all()
+				self.set_response_sensitive(1, False)
+			else:
+				break
+		self.destroy()
+
+def get_trace(type, value, tb):
+	trace = StringIO()
+	traceback.print_exception(type, value, tb, None, trace)
+	traceStr = trace.getvalue()
+	trace.close()
+	return traceStr
+	
+def register_ex_handler():
+	
+	def handler(*args):
+		error("An uncaught exception has occured: %s", get_trace(*args))
+		UncaughExceptionDialog(*args).run()
+
+	sys.excepthook = handler