You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

159 lines
4.9 KiB

import fnmatch
import os
import sys
from tkinter import StringVar, BooleanVar
from tkinter.ttk import Checkbutton
from idlelib.searchbase import SearchDialogBase
from idlelib import searchengine
# Importing OutputWindow here 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 tkinter import Toplevel, Text, SEL, END
from tkinter.ttk import Button
from idlelib.pyshell import PyShellFileList
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)