JezK
Edit File: GrepDialog.py
import os import fnmatch import sys from tkinter import * from idlelib import SearchEngine from idlelib.SearchDialogBase import SearchDialogBase def grep(text, io=None, flist=None): root = text._root() engine = SearchEngine.get(root) if not hasattr(engine, "_grepdialog"): engine._grepdialog = GrepDialog(root, engine, flist) dialog = engine._grepdialog searchphrase = text.get("sel.first", "sel.last") dialog.open(text, searchphrase, io) class GrepDialog(SearchDialogBase): title = "Find in Files Dialog" icon = "Grep" needwrapbutton = 0 def __init__(self, root, engine, flist): SearchDialogBase.__init__(self, root, engine) self.flist = flist self.globvar = StringVar(root) self.recvar = BooleanVar(root) def open(self, text, searchphrase, io=None): SearchDialogBase.open(self, text, searchphrase) if io: path = io.filename or "" else: path = "" dir, base = os.path.split(path) head, tail = os.path.splitext(base) if not tail: tail = ".py" self.globvar.set(os.path.join(dir, "*" + tail)) def create_entries(self): SearchDialogBase.create_entries(self) self.globent = self.make_entry("In files:", self.globvar) def create_other_buttons(self): f = self.make_frame() btn = Checkbutton(f, anchor="w", variable=self.recvar, text="Recurse down subdirectories") btn.pack(side="top", fill="both") btn.select() def create_command_buttons(self): SearchDialogBase.create_command_buttons(self) self.make_button("Search Files", self.default_command, 1) def default_command(self, event=None): prog = self.engine.getprog() if not prog: return path = self.globvar.get() if not path: self.top.bell() return from idlelib.OutputWindow import OutputWindow save = sys.stdout try: sys.stdout = OutputWindow(self.flist) self.grep_it(prog, path) finally: sys.stdout = save def grep_it(self, prog, path): dir, base = os.path.split(path) list = self.findfiles(dir, base, self.recvar.get()) list.sort() self.close() pat = self.engine.getpat() print("Searching %r in %s ..." % (pat, path)) hits = 0 for fn in list: try: f = open(fn, errors='replace') except IOError as msg: print(msg) continue lineno = 0 while 1: block = f.readlines(100000) if not block: break for line in block: lineno = lineno + 1 if line[-1:] == '\n': line = line[:-1] if prog.search(line): sys.stdout.write("%s: %s: %s\n" % (fn, lineno, line)) hits = hits + 1 if hits: if hits == 1: s = "" else: s = "s" print("Found", hits, "hit%s." % s) print("(Hint: right-click to open locations.)") else: print("No hits.") def findfiles(self, dir, base, rec): try: names = os.listdir(dir or os.curdir) except os.error as msg: print(msg) return [] list = [] subdirs = [] for name in names: fn = os.path.join(dir, name) if os.path.isdir(fn): subdirs.append(fn) else: if fnmatch.fnmatch(name, base): list.append(fn) if rec: for subdir in subdirs: list.extend(self.findfiles(subdir, base, rec)) return list def close(self, event=None): if self.top: self.top.grab_release() self.top.withdraw()