added Application.run_external() and added latex spell checking

--HG--
branch : pmacs2

application.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 import curses, curses.ascii, getpass, os, re, string, sets, sys, termios, time
 import traceback
+from subprocess import Popen, PIPE, STDOUT
 
 import buffer, bufferlist, color, completer, keyinput, method, minibuffer, mode
 import util, window
@@ -22,6 +23,7 @@ def run(buffers, jump_to_line=None, init_mode=None):
     return retval
 
 def run_app(stdscr, buffers, jump_to_line=None, init_mode=None):
+    curses.def_shell_mode()
     a = Application(stdscr, buffers, jump_to_line, init_mode)
     a.run()
 
@@ -200,6 +202,7 @@ class Application(object):
         #curses.halfdelay(5)
         curses.noecho()
         curses.nonl()
+        curses.def_prog_mode()
 
     # this sets up a mode, as well as optionally adding information on when to
     # auto-load the mode
@@ -504,14 +507,23 @@ class Application(object):
     def clear_highlighted_ranges(self):
         self.highlighted_ranges = []
 
+    def run_external(self, *args):
+        curses.reset_shell_mode()
+        pipe = Popen(args)
+        pipe.wait()
+        curses.reset_prog_mode()
+        self.win.redrawwin()
+        self.draw()
+
     # full screen drawer
     def draw(self, err=""):
         try:
             self.draw_slots()
             self.draw_input_bar()
             self.draw_cursor()
-            self.win.noutrefresh()
+            #self.win.noutrefresh()
-            curses.doupdate()
+            #curses.doupdate()
+            curses.refresh()
         except Exception, e:
             # ok, so there was a problem...
             # let's see if the screen changed sizes and if so, resize our slots

mode/latex.py

@@ -1,4 +1,4 @@
-import commands, os
+import commands, curses, os
 import color, method, mode
 from lex import Grammar, PatternRule, RegionRule
 from mode.text import TextInsertSpace
@@ -38,6 +38,7 @@ class Latex(mode.Fundamental):
         self.add_action_and_bindings(LatexInsertSpace(), ('SPACE',))
         self.add_action_and_bindings(LatexBuildPdf(), ("C-c C-p",))
         self.add_action_and_bindings(LatexViewPdf(), ('C-c C-v',))
+        self.add_action(LatexCheckSpelling())
 
 class LatexBuild(method.Method):
     '''Insert a pair of LaTeX-style single-quotes into the buffer'''
@@ -109,4 +110,9 @@ class LatexInsertBraces(method.Method):
 class LatexInsertSpace(TextInsertSpace):
     pass
 
+class LatexCheckSpelling(method.Method):
+    """Check the spelling of the document via ispell -t"""
+    def _execute(self, w, **vargs):
+        w.application.run_external('ispell', '-t', w.buffer.path)
+
 install = Latex.install