import os import fnmatch import sys from tkinter import StringVar, BooleanVar from tkinter.ttk import Checkbutton from idlelib import searchengine from idlelib.searchbase import SearchDialogBase # Importing OutputWindow fails due to import loop # EditorWindow -> GrepDialop -> OutputWindow -> EditorWindow 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)[0] def create_other_buttons(self): btn = Checkbutton( self.make_frame()[0], variable=self.recvar, text="Recurse down subdirectories") btn.pack(side="top", fill="both") 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.outwin import OutputWindow # leave here! 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 try: for fn in list: try: with open(fn, errors='replace') as f: for lineno, line in enumerate(f, 1): if line[-1:] == '\n': line = line[:-1] if prog.search(line): sys.stdout.write("%s: %s: %s\n" % (fn, lineno, line)) hits += 1 except OSError as msg: print(msg) print(("Hits found: %s\n" "(Hint: right-click to open locations.)" % hits) if hits else "No hits.") except AttributeError: # Tk window has been closed, OutputWindow.text = None, # so in OW.write, OW.text.insert fails. pass def findfiles(self, dir, base, rec): try: names = os.listdir(dir or os.curdir) except OSError 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() def _grep_dialog(parent): # htest # from idlelib.pyshell import PyShellFileList from tkinter import Toplevel, Text, SEL, END from tkinter.ttk import Button top = Toplevel(parent) top.title("Test GrepDialog") x, y = map(int, parent.geometry().split('+')[1:]) top.geometry("+%d+%d" % (x, y + 175)) flist = PyShellFileList(top) text = Text(top, height=5) text.pack() def show_grep_dialog(): text.tag_add(SEL, "1.0", END) grep(text, flist=flist) text.tag_remove(SEL, "1.0", END) button = Button(top, text="Show GrepDialog", command=show_grep_dialog) button.pack() if __name__ == "__main__": import unittest unittest.main('idlelib.idle_test.test_grep', verbosity=2, exit=False) from idlelib.idle_test.htest import run run(_grep_dialog)