1 | from __future__ import print_function |
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2 | import os |
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3 | import fnmatch |
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4 | import re # for htest |
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5 | import sys |
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6 | from Tkinter import StringVar, BooleanVar, Checkbutton # for GrepDialog |
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7 | from Tkinter import Tk, Text, Button, SEL, END # for htest |
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8 | from idlelib import SearchEngine |
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9 | from idlelib.SearchDialogBase import SearchDialogBase |
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10 | # Importing OutputWindow fails due to import loop |
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11 | # EditorWindow -> GrepDialop -> OutputWindow -> EditorWindow |
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12 | |
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13 | def grep(text, io=None, flist=None): |
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14 | root = text._root() |
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15 | engine = SearchEngine.get(root) |
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16 | if not hasattr(engine, "_grepdialog"): |
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17 | engine._grepdialog = GrepDialog(root, engine, flist) |
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18 | dialog = engine._grepdialog |
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19 | searchphrase = text.get("sel.first", "sel.last") |
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20 | dialog.open(text, searchphrase, io) |
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21 | |
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22 | class GrepDialog(SearchDialogBase): |
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23 | |
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24 | title = "Find in Files Dialog" |
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25 | icon = "Grep" |
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26 | needwrapbutton = 0 |
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27 | |
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28 | def __init__(self, root, engine, flist): |
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29 | SearchDialogBase.__init__(self, root, engine) |
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30 | self.flist = flist |
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31 | self.globvar = StringVar(root) |
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32 | self.recvar = BooleanVar(root) |
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33 | |
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34 | def open(self, text, searchphrase, io=None): |
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35 | SearchDialogBase.open(self, text, searchphrase) |
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36 | if io: |
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37 | path = io.filename or "" |
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38 | else: |
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39 | path = "" |
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40 | dir, base = os.path.split(path) |
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41 | head, tail = os.path.splitext(base) |
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42 | if not tail: |
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43 | tail = ".py" |
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44 | self.globvar.set(os.path.join(dir, "*" + tail)) |
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45 | |
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46 | def create_entries(self): |
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47 | SearchDialogBase.create_entries(self) |
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48 | self.globent = self.make_entry("In files:", self.globvar)[0] |
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49 | |
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50 | def create_other_buttons(self): |
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51 | f = self.make_frame()[0] |
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52 | |
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53 | btn = Checkbutton(f, anchor="w", |
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54 | variable=self.recvar, |
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55 | text="Recurse down subdirectories") |
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56 | btn.pack(side="top", fill="both") |
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57 | btn.select() |
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58 | |
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59 | def create_command_buttons(self): |
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60 | SearchDialogBase.create_command_buttons(self) |
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61 | self.make_button("Search Files", self.default_command, 1) |
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62 | |
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63 | def default_command(self, event=None): |
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64 | prog = self.engine.getprog() |
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65 | if not prog: |
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66 | return |
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67 | path = self.globvar.get() |
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68 | if not path: |
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69 | self.top.bell() |
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70 | return |
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71 | from idlelib.OutputWindow import OutputWindow # leave here! |
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72 | save = sys.stdout |
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73 | try: |
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74 | sys.stdout = OutputWindow(self.flist) |
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75 | self.grep_it(prog, path) |
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76 | finally: |
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77 | sys.stdout = save |
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78 | |
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79 | def grep_it(self, prog, path): |
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80 | dir, base = os.path.split(path) |
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81 | list = self.findfiles(dir, base, self.recvar.get()) |
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82 | list.sort() |
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83 | self.close() |
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84 | pat = self.engine.getpat() |
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85 | print("Searching %r in %s ..." % (pat, path)) |
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86 | hits = 0 |
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87 | try: |
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88 | for fn in list: |
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89 | try: |
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90 | with open(fn) as f: |
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91 | for lineno, line in enumerate(f, 1): |
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92 | if line[-1:] == '\n': |
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93 | line = line[:-1] |
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94 | if prog.search(line): |
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95 | sys.stdout.write("%s: %s: %s\n" % |
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96 | (fn, lineno, line)) |
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97 | hits += 1 |
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98 | except IOError as msg: |
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99 | print(msg) |
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100 | print(("Hits found: %s\n" |
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101 | "(Hint: right-click to open locations.)" |
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102 | % hits) if hits else "No hits.") |
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103 | except AttributeError: |
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104 | # Tk window has been closed, OutputWindow.text = None, |
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105 | # so in OW.write, OW.text.insert fails. |
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106 | pass |
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107 | |
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108 | def findfiles(self, dir, base, rec): |
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109 | try: |
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110 | names = os.listdir(dir or os.curdir) |
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111 | except os.error as msg: |
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112 | print(msg) |
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113 | return [] |
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114 | list = [] |
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115 | subdirs = [] |
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116 | for name in names: |
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117 | fn = os.path.join(dir, name) |
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118 | if os.path.isdir(fn): |
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119 | subdirs.append(fn) |
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120 | else: |
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121 | if fnmatch.fnmatch(name, base): |
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122 | list.append(fn) |
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123 | if rec: |
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124 | for subdir in subdirs: |
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125 | list.extend(self.findfiles(subdir, base, rec)) |
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126 | return list |
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127 | |
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128 | def close(self, event=None): |
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129 | if self.top: |
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130 | self.top.grab_release() |
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131 | self.top.withdraw() |
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132 | |
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133 | |
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134 | def _grep_dialog(parent): # htest # |
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135 | from idlelib.PyShell import PyShellFileList |
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136 | root = Tk() |
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137 | root.title("Test GrepDialog") |
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138 | width, height, x, y = list(map(int, re.split('[x+]', parent.geometry()))) |
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139 | root.geometry("+%d+%d"%(x, y + 150)) |
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140 | |
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141 | flist = PyShellFileList(root) |
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142 | text = Text(root, height=5) |
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143 | text.pack() |
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144 | |
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145 | def show_grep_dialog(): |
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146 | text.tag_add(SEL, "1.0", END) |
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147 | grep(text, flist=flist) |
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148 | text.tag_remove(SEL, "1.0", END) |
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149 | |
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150 | button = Button(root, text="Show GrepDialog", command=show_grep_dialog) |
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151 | button.pack() |
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152 | root.mainloop() |
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153 | |
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154 | if __name__ == "__main__": |
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155 | import unittest |
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156 | unittest.main('idlelib.idle_test.test_grep', verbosity=2, exit=False) |
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157 | |
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158 | from idlelib.idle_test.htest import run |
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159 | run(_grep_dialog) |
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