159 lines
4.9 KiB
Python
159 lines
4.9 KiB
Python
import fnmatch
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import os
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import sys
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from tkinter import StringVar, BooleanVar
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from tkinter.ttk import Checkbutton
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from idlelib.searchbase import SearchDialogBase
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from idlelib import searchengine
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# Importing OutputWindow here fails due to import loop
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# EditorWindow -> GrepDialop -> OutputWindow -> EditorWindow
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def grep(text, io=None, flist=None):
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root = text._root()
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engine = searchengine.get(root)
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if not hasattr(engine, "_grepdialog"):
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engine._grepdialog = GrepDialog(root, engine, flist)
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dialog = engine._grepdialog
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searchphrase = text.get("sel.first", "sel.last")
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dialog.open(text, searchphrase, io)
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class GrepDialog(SearchDialogBase):
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title = "Find in Files Dialog"
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icon = "Grep"
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needwrapbutton = 0
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def __init__(self, root, engine, flist):
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SearchDialogBase.__init__(self, root, engine)
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self.flist = flist
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self.globvar = StringVar(root)
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self.recvar = BooleanVar(root)
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def open(self, text, searchphrase, io=None):
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SearchDialogBase.open(self, text, searchphrase)
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if io:
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path = io.filename or ""
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else:
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path = ""
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dir, base = os.path.split(path)
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head, tail = os.path.splitext(base)
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if not tail:
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tail = ".py"
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self.globvar.set(os.path.join(dir, "*" + tail))
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def create_entries(self):
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SearchDialogBase.create_entries(self)
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self.globent = self.make_entry("In files:", self.globvar)[0]
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def create_other_buttons(self):
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btn = Checkbutton(
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self.make_frame()[0], variable=self.recvar,
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text="Recurse down subdirectories")
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btn.pack(side="top", fill="both")
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def create_command_buttons(self):
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SearchDialogBase.create_command_buttons(self)
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self.make_button("Search Files", self.default_command, 1)
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def default_command(self, event=None):
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prog = self.engine.getprog()
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if not prog:
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return
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path = self.globvar.get()
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if not path:
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self.top.bell()
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return
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from idlelib.outwin import OutputWindow # leave here!
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save = sys.stdout
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try:
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sys.stdout = OutputWindow(self.flist)
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self.grep_it(prog, path)
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finally:
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sys.stdout = save
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def grep_it(self, prog, path):
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dir, base = os.path.split(path)
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list = self.findfiles(dir, base, self.recvar.get())
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list.sort()
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self.close()
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pat = self.engine.getpat()
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print("Searching %r in %s ..." % (pat, path))
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hits = 0
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try:
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for fn in list:
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try:
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with open(fn, errors='replace') as f:
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for lineno, line in enumerate(f, 1):
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if line[-1:] == '\n':
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line = line[:-1]
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if prog.search(line):
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sys.stdout.write("%s: %s: %s\n" %
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(fn, lineno, line))
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hits += 1
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except OSError as msg:
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print(msg)
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print(("Hits found: %s\n"
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"(Hint: right-click to open locations.)"
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% hits) if hits else "No hits.")
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except AttributeError:
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# Tk window has been closed, OutputWindow.text = None,
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# so in OW.write, OW.text.insert fails.
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pass
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def findfiles(self, dir, base, rec):
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try:
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names = os.listdir(dir or os.curdir)
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except OSError as msg:
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print(msg)
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return []
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list = []
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subdirs = []
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for name in names:
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fn = os.path.join(dir, name)
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if os.path.isdir(fn):
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subdirs.append(fn)
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else:
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if fnmatch.fnmatch(name, base):
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list.append(fn)
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if rec:
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for subdir in subdirs:
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list.extend(self.findfiles(subdir, base, rec))
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return list
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def close(self, event=None):
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if self.top:
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self.top.grab_release()
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self.top.withdraw()
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def _grep_dialog(parent): # htest #
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from tkinter import Toplevel, Text, SEL, END
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from tkinter.ttk import Button
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from idlelib.pyshell import PyShellFileList
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top = Toplevel(parent)
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top.title("Test GrepDialog")
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x, y = map(int, parent.geometry().split('+')[1:])
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top.geometry("+%d+%d" % (x, y + 175))
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flist = PyShellFileList(top)
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text = Text(top, height=5)
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text.pack()
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def show_grep_dialog():
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text.tag_add(SEL, "1.0", END)
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grep(text, flist=flist)
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text.tag_remove(SEL, "1.0", END)
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button = Button(top, text="Show GrepDialog", command=show_grep_dialog)
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button.pack()
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if __name__ == "__main__":
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import unittest
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unittest.main('idlelib.idle_test.test_grep', verbosity=2, exit=False)
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from idlelib.idle_test.htest import run
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run(_grep_dialog)
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