JezK
Edit File: OutputWindow.py
from Tkinter import * from idlelib.EditorWindow import EditorWindow import re import tkMessageBox from idlelib import IOBinding class OutputWindow(EditorWindow): """An editor window that can serve as an output file. Also the future base class for the Python shell window. This class has no input facilities. """ def __init__(self, *args): EditorWindow.__init__(self, *args) self.text.bind("<<goto-file-line>>", self.goto_file_line) # Customize EditorWindow def ispythonsource(self, filename): # No colorization needed return 0 def short_title(self): return "Output" def maybesave(self): # Override base class method -- don't ask any questions if self.get_saved(): return "yes" else: return "no" # Act as output file def write(self, s, tags=(), mark="insert"): # Tk assumes that byte strings are Latin-1; # we assume that they are in the locale's encoding if isinstance(s, str): try: s = unicode(s, IOBinding.encoding) except UnicodeError: # some other encoding; let Tcl deal with it pass self.text.insert(mark, s, tags) self.text.see(mark) self.text.update() def writelines(self, lines): for line in lines: self.write(line) def flush(self): pass # Our own right-button menu rmenu_specs = [ ("Cut", "<<cut>>", "rmenu_check_cut"), ("Copy", "<<copy>>", "rmenu_check_copy"), ("Paste", "<<paste>>", "rmenu_check_paste"), (None, None, None), ("Go to file/line", "<<goto-file-line>>", None), ] file_line_pats = [ # order of patterns matters r'file "([^"]*)", line (\d+)', r'([^\s]+)\((\d+)\)', r'^(\s*\S.*?):\s*(\d+):', # Win filename, maybe starting with spaces r'([^\s]+):\s*(\d+):', # filename or path, ltrim r'^\s*(\S.*?):\s*(\d+):', # Win abs path with embedded spaces, ltrim ] file_line_progs = None def goto_file_line(self, event=None): if self.file_line_progs is None: l = [] for pat in self.file_line_pats: l.append(re.compile(pat, re.IGNORECASE)) self.file_line_progs = l # x, y = self.event.x, self.event.y # self.text.mark_set("insert", "@%d,%d" % (x, y)) line = self.text.get("insert linestart", "insert lineend") result = self._file_line_helper(line) if not result: # Try the previous line. This is handy e.g. in tracebacks, # where you tend to right-click on the displayed source line line = self.text.get("insert -1line linestart", "insert -1line lineend") result = self._file_line_helper(line) if not result: tkMessageBox.showerror( "No special line", "The line you point at doesn't look like " "a valid file name followed by a line number.", parent=self.text) return filename, lineno = result edit = self.flist.open(filename) edit.gotoline(lineno) def _file_line_helper(self, line): for prog in self.file_line_progs: match = prog.search(line) if match: filename, lineno = match.group(1, 2) try: f = open(filename, "r") f.close() break except IOError: continue else: return None try: return filename, int(lineno) except TypeError: return None # These classes are currently not used but might come in handy class OnDemandOutputWindow: tagdefs = { # XXX Should use IdlePrefs.ColorPrefs "stdout": {"foreground": "blue"}, "stderr": {"foreground": "#007700"}, } def __init__(self, flist): self.flist = flist self.owin = None def write(self, s, tags, mark): if not self.owin: self.setup() self.owin.write(s, tags, mark) def setup(self): self.owin = owin = OutputWindow(self.flist) text = owin.text for tag, cnf in self.tagdefs.items(): if cnf: text.tag_configure(tag, **cnf) text.tag_raise('sel') self.write = self.owin.write