[PythonReports-checkins] PythonReports/PythonReports design.py, 1.8, 1.9

[alexander s. <a1...@us...>]

Update of /cvsroot/pythonreports/PythonReports/PythonReports
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv5704

Modified Files:
	design.py 
Log Message:
capture report preview errors;
print traceback on the console when showing error message;
use Tk backend for report building

Index: design.py
===================================================================
RCS file: /cvsroot/pythonreports/PythonReports/PythonReports/design.py,v
retrieving revision 1.8
retrieving revision 1.9
diff -C2 -d -r1.8 -r1.9
*** design.py	3 Nov 2006 17:32:21 -0000	1.8
--- design.py	4 Nov 2006 14:56:15 -0000	1.9
***************
*** 2,5 ****
--- 2,8 ----
  
  """History (most recent first):
+ 04-nov-2006 [als]   capture report preview errors;
+                     print traceback on the console when showing error message;
+                     use Tk backend for report building
  03-nov-2006 [als]   fix IntegerSelection: mega widget has no .select_range()
  03-nov-2006 [als]   disable drawing canvas;
***************
*** 38,41 ****
--- 41,45 ----
  import os
  import sys
+ import traceback
  
  from Tix import *
***************
*** 762,765 ****
--- 766,771 ----
          # not sure what it will be on other platforms
          # (Gentoo Linux makes it Courier); try Courer
+         # FIXME: it is possible to look for monospaced
+         # font family names in tkFont.families().
          self.shell = Shell(self.vp, borderwidth=2, relief=SUNKEN,
              width=80, height=20, font=("Courier", self.base_font[1]))
***************
*** 1246,1254 ****
              self.report = prt.load(filename)
          except Exception, _err:
              _focus = self.focus_get() or self.tree.hlist
              Message(self, icon="error", type="ok",
                  title=self._("File load error"),
!                 message=self._("Error loading file %(file)s:\n%(error)s")
!                 % {"file": os.path.abspath(filename), "error": _err}).show()
              # FIXME: still unfocused...
              _focus.focus_set()
--- 1252,1263 ----
              self.report = prt.load(filename)
          except Exception, _err:
+             traceback.print_exc()
              _focus = self.focus_get() or self.tree.hlist
              Message(self, icon="error", type="ok",
                  title=self._("File load error"),
!                 message=self._("Error loading file %(file)s:\n%(error)s") % {
!                     "file": os.path.abspath(filename),
!                     "error": str(_err) or _err.__class__.__name__,
!                 }).show()
              # FIXME: still unfocused...
              _focus.focus_set()
***************
*** 1420,1424 ****
          _focus.focus_set()
          # build printout tree
!         _printout = Builder(self.report).run(_data)
          # printout must be validated before it can be displayed
          self._validate(_printout, prp.Printout)
--- 1429,1435 ----
          _focus.focus_set()
          # build printout tree
!         # Note: it is best to use same backend for both building and rendering.
!         # since we'll surely use Tk renderer, use Tk backend for builder too.
!         _printout = Builder(self.report, text_backend="Tk").run(_data)
          # printout must be validated before it can be displayed
          self._validate(_printout, prp.Printout)
***************
*** 1435,1443 ****
      def preview(self):
          """Show Report Preview for current template"""
          try:
!             self["cursor"] = "watch"
!             self._run_preview()
!         finally:
!             self["cursor"] = ""
  
  def run(argv=sys.argv):
--- 1446,1463 ----
      def preview(self):
          """Show Report Preview for current template"""
+         _focus = self.focus_get() or self.tree.hlist
          try:
!             try:
!                 self["cursor"] = "watch"
!                 self._run_preview()
!             finally:
!                 self["cursor"] = ""
!         except Exception, _err:
!             traceback.print_exc()
!             Message(self, icon="error", type="ok",
!                 title=self._("Report preview error"),
!                 message=self._("Error running report preview:\n%s")
!                 % (str(_err) or _err.__class__.__name__)).show()
!             _focus.focus_set()
  
  def run(argv=sys.argv):