Mercurial Repositories > eric / file comparison
comparison: eric6/Plugins/WizardPlugins/PyRegExpWizard/PyRegExpWizardDialog.py
eric6/Plugins/WizardPlugins/PyRegExpWizard/PyRegExpWizardDialog.py
- changeset 6942
- 2602857055c5
- parent 6645
- ad476851d7e0
- child 7192
- a22eee00b052
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| 6941:f99d60d6b59b | 6942:2602857055c5 |
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| 1 # -*- coding: utf-8 -*- | |
| 2 | |
| 3 # Copyright (c) 2004 - 2019 Detlev Offenbach <detlev@die-offenbachs.de> | |
| 4 # | |
| 5 | |
| 6 """ | |
| 7 Module implementing the Python re wizard dialog. | |
| 8 """ | |
| 9 | |
| 10 from __future__ import unicode_literals | |
| 11 | |
| 12 import os | |
| 13 import re | |
| 14 | |
| 15 from PyQt5.QtCore import QFileInfo, pyqtSlot | |
| 16 from PyQt5.QtGui import QClipboard, QTextCursor | |
| 17 from PyQt5.QtWidgets import QWidget, QDialog, QInputDialog, QApplication, \ | |
| 18 QDialogButtonBox, QVBoxLayout, QTableWidgetItem | |
| 19 | |
| 20 from E5Gui import E5MessageBox, E5FileDialog | |
| 21 from E5Gui.E5MainWindow import E5MainWindow | |
| 22 | |
| 23 from .Ui_PyRegExpWizardDialog import Ui_PyRegExpWizardDialog | |
| 24 | |
| 25 import UI.PixmapCache | |
| 26 | |
| 27 import Utilities | |
| 28 import Preferences | |
| 29 | |
| 30 | |
| 31 class PyRegExpWizardWidget(QWidget, Ui_PyRegExpWizardDialog): | |
| 32 """ | |
| 33 Class implementing the Python re wizard dialog. | |
| 34 """ | |
| 35 def __init__(self, parent=None, fromEric=True): | |
| 36 """ | |
| 37 Constructor | |
| 38 | |
| 39 @param parent parent widget (QWidget) | |
| 40 @param fromEric flag indicating a call from within eric6 | |
| 41 """ | |
| 42 super(PyRegExpWizardWidget, self).__init__(parent) | |
| 43 self.setupUi(self) | |
| 44 | |
| 45 # initialize icons of the tool buttons | |
| 46 self.commentButton.setIcon(UI.PixmapCache.getIcon("comment.png")) | |
| 47 self.charButton.setIcon(UI.PixmapCache.getIcon("characters.png")) | |
| 48 self.anycharButton.setIcon(UI.PixmapCache.getIcon("anychar.png")) | |
| 49 self.repeatButton.setIcon(UI.PixmapCache.getIcon("repeat.png")) | |
| 50 self.nonGroupButton.setIcon(UI.PixmapCache.getIcon("nongroup.png")) | |
| 51 self.groupButton.setIcon(UI.PixmapCache.getIcon("group.png")) | |
| 52 self.namedGroupButton.setIcon(UI.PixmapCache.getIcon("namedgroup.png")) | |
| 53 self.namedReferenceButton.setIcon( | |
| 54 UI.PixmapCache.getIcon("namedreference.png")) | |
| 55 self.altnButton.setIcon(UI.PixmapCache.getIcon("altn.png")) | |
| 56 self.beglineButton.setIcon(UI.PixmapCache.getIcon("begline.png")) | |
| 57 self.endlineButton.setIcon(UI.PixmapCache.getIcon("endline.png")) | |
| 58 self.wordboundButton.setIcon( | |
| 59 UI.PixmapCache.getIcon("wordboundary.png")) | |
| 60 self.nonwordboundButton.setIcon( | |
| 61 UI.PixmapCache.getIcon("nonwordboundary.png")) | |
| 62 self.poslookaheadButton.setIcon( | |
| 63 UI.PixmapCache.getIcon("poslookahead.png")) | |
| 64 self.neglookaheadButton.setIcon( | |
| 65 UI.PixmapCache.getIcon("neglookahead.png")) | |
| 66 self.poslookbehindButton.setIcon( | |
| 67 UI.PixmapCache.getIcon("poslookbehind.png")) | |
| 68 self.neglookbehindButton.setIcon( | |
| 69 UI.PixmapCache.getIcon("neglookbehind.png")) | |
| 70 self.undoButton.setIcon(UI.PixmapCache.getIcon("editUndo.png")) | |
| 71 self.redoButton.setIcon(UI.PixmapCache.getIcon("editRedo.png")) | |
| 72 | |
| 73 self.namedGroups = re.compile(r"""\(?P<([^>]+)>""").findall | |
| 74 | |
| 75 self.saveButton = self.buttonBox.addButton( | |
| 76 self.tr("Save"), QDialogButtonBox.ActionRole) | |
| 77 self.saveButton.setToolTip( | |
| 78 self.tr("Save the regular expression to a file")) | |
| 79 self.loadButton = self.buttonBox.addButton( | |
| 80 self.tr("Load"), QDialogButtonBox.ActionRole) | |
| 81 self.loadButton.setToolTip( | |
| 82 self.tr("Load a regular expression from a file")) | |
| 83 self.validateButton = self.buttonBox.addButton( | |
| 84 self.tr("Validate"), QDialogButtonBox.ActionRole) | |
| 85 self.validateButton.setToolTip( | |
| 86 self.tr("Validate the regular expression")) | |
| 87 self.executeButton = self.buttonBox.addButton( | |
| 88 self.tr("Execute"), QDialogButtonBox.ActionRole) | |
| 89 self.executeButton.setToolTip( | |
| 90 self.tr("Execute the regular expression")) | |
| 91 self.nextButton = self.buttonBox.addButton( | |
| 92 self.tr("Next match"), QDialogButtonBox.ActionRole) | |
| 93 self.nextButton.setToolTip( | |
| 94 self.tr("Show the next match of the regular expression")) | |
| 95 self.nextButton.setEnabled(False) | |
| 96 | |
| 97 if fromEric: | |
| 98 self.buttonBox.setStandardButtons( | |
| 99 QDialogButtonBox.Cancel | QDialogButtonBox.Ok) | |
| 100 self.copyButton = None | |
| 101 else: | |
| 102 self.copyButton = self.buttonBox.addButton( | |
| 103 self.tr("Copy"), QDialogButtonBox.ActionRole) | |
| 104 self.copyButton.setToolTip( | |
| 105 self.tr("Copy the regular expression to the clipboard")) | |
| 106 self.buttonBox.setStandardButtons(QDialogButtonBox.Close) | |
| 107 self.variableLabel.hide() | |
| 108 self.variableLineEdit.hide() | |
| 109 self.variableLine.hide() | |
| 110 self.importCheckBox.hide() | |
| 111 self.regexpTextEdit.setFocus() | |
| 112 | |
| 113 def __insertString(self, s, steps=0): | |
| 114 """ | |
| 115 Private method to insert a string into line edit and move cursor. | |
| 116 | |
| 117 @param s string to be inserted into the regexp line edit | |
| 118 (string) | |
| 119 @param steps number of characters to move the cursor (integer). | |
| 120 Negative steps moves cursor back, positives forward. | |
| 121 """ | |
| 122 self.regexpTextEdit.insertPlainText(s) | |
| 123 tc = self.regexpTextEdit.textCursor() | |
| 124 if steps != 0: | |
| 125 if steps < 0: | |
| 126 act = QTextCursor.Left | |
| 127 steps = abs(steps) | |
| 128 else: | |
| 129 act = QTextCursor.Right | |
| 130 for _ in range(steps): | |
| 131 tc.movePosition(act) | |
| 132 self.regexpTextEdit.setTextCursor(tc) | |
| 133 | |
| 134 @pyqtSlot() | |
| 135 def on_commentButton_clicked(self): | |
| 136 """ | |
| 137 Private slot to handle the comment toolbutton. | |
| 138 """ | |
| 139 self.__insertString("(?#)", -1) | |
| 140 | |
| 141 @pyqtSlot() | |
| 142 def on_anycharButton_clicked(self): | |
| 143 """ | |
| 144 Private slot to handle the any character toolbutton. | |
| 145 """ | |
| 146 self.__insertString(".") | |
| 147 | |
| 148 @pyqtSlot() | |
| 149 def on_nonGroupButton_clicked(self): | |
| 150 """ | |
| 151 Private slot to handle the non group toolbutton. | |
| 152 """ | |
| 153 self.__insertString("(?:)", -1) | |
| 154 | |
| 155 @pyqtSlot() | |
| 156 def on_groupButton_clicked(self): | |
| 157 """ | |
| 158 Private slot to handle the group toolbutton. | |
| 159 """ | |
| 160 self.__insertString("()", -1) | |
| 161 | |
| 162 @pyqtSlot() | |
| 163 def on_namedGroupButton_clicked(self): | |
| 164 """ | |
| 165 Private slot to handle the named group toolbutton. | |
| 166 """ | |
| 167 self.__insertString("(?P<>)", -2) | |
| 168 | |
| 169 @pyqtSlot() | |
| 170 def on_namedReferenceButton_clicked(self): | |
| 171 """ | |
| 172 Private slot to handle the named reference toolbutton. | |
| 173 """ | |
| 174 # determine cursor position as length into text | |
| 175 length = self.regexpTextEdit.textCursor().position() | |
| 176 | |
| 177 # only present group names that occur before the | |
| 178 # current cursor position | |
| 179 regex = self.regexpTextEdit.toPlainText()[:length] | |
| 180 names = self.namedGroups(regex) | |
| 181 if not names: | |
| 182 E5MessageBox.information( | |
| 183 self, | |
| 184 self.tr("Named reference"), | |
| 185 self.tr("""No named groups have been defined yet.""")) | |
| 186 return | |
| 187 | |
| 188 groupName, ok = QInputDialog.getItem( | |
| 189 self, | |
| 190 self.tr("Named reference"), | |
| 191 self.tr("Select group name:"), | |
| 192 names, | |
| 193 0, True) | |
| 194 if ok and groupName: | |
| 195 self.__insertString("(?P={0})".format(groupName)) | |
| 196 | |
| 197 @pyqtSlot() | |
| 198 def on_altnButton_clicked(self): | |
| 199 """ | |
| 200 Private slot to handle the alternatives toolbutton. | |
| 201 """ | |
| 202 self.__insertString("(|)", -2) | |
| 203 | |
| 204 @pyqtSlot() | |
| 205 def on_beglineButton_clicked(self): | |
| 206 """ | |
| 207 Private slot to handle the begin line toolbutton. | |
| 208 """ | |
| 209 self.__insertString("^") | |
| 210 | |
| 211 @pyqtSlot() | |
| 212 def on_endlineButton_clicked(self): | |
| 213 """ | |
| 214 Private slot to handle the end line toolbutton. | |
| 215 """ | |
| 216 self.__insertString("$") | |
| 217 | |
| 218 @pyqtSlot() | |
| 219 def on_wordboundButton_clicked(self): | |
| 220 """ | |
| 221 Private slot to handle the word boundary toolbutton. | |
| 222 """ | |
| 223 self.__insertString("\\b") | |
| 224 | |
| 225 @pyqtSlot() | |
| 226 def on_nonwordboundButton_clicked(self): | |
| 227 """ | |
| 228 Private slot to handle the non word boundary toolbutton. | |
| 229 """ | |
| 230 self.__insertString("\\B") | |
| 231 | |
| 232 @pyqtSlot() | |
| 233 def on_poslookaheadButton_clicked(self): | |
| 234 """ | |
| 235 Private slot to handle the positive lookahead toolbutton. | |
| 236 """ | |
| 237 self.__insertString("(?=)", -1) | |
| 238 | |
| 239 @pyqtSlot() | |
| 240 def on_neglookaheadButton_clicked(self): | |
| 241 """ | |
| 242 Private slot to handle the negative lookahead toolbutton. | |
| 243 """ | |
| 244 self.__insertString("(?!)", -1) | |
| 245 | |
| 246 @pyqtSlot() | |
| 247 def on_poslookbehindButton_clicked(self): | |
| 248 """ | |
| 249 Private slot to handle the positive lookbehind toolbutton. | |
| 250 """ | |
| 251 self.__insertString("(?<=)", -1) | |
| 252 | |
| 253 @pyqtSlot() | |
| 254 def on_neglookbehindButton_clicked(self): | |
| 255 """ | |
| 256 Private slot to handle the negative lookbehind toolbutton. | |
| 257 """ | |
| 258 self.__insertString("(?<!)", -1) | |
| 259 | |
| 260 @pyqtSlot() | |
| 261 def on_repeatButton_clicked(self): | |
| 262 """ | |
| 263 Private slot to handle the repeat toolbutton. | |
| 264 """ | |
| 265 from .PyRegExpWizardRepeatDialog import PyRegExpWizardRepeatDialog | |
| 266 dlg = PyRegExpWizardRepeatDialog(self) | |
| 267 if dlg.exec_() == QDialog.Accepted: | |
| 268 self.__insertString(dlg.getRepeat()) | |
| 269 | |
| 270 @pyqtSlot() | |
| 271 def on_charButton_clicked(self): | |
| 272 """ | |
| 273 Private slot to handle the characters toolbutton. | |
| 274 """ | |
| 275 from .PyRegExpWizardCharactersDialog import \ | |
| 276 PyRegExpWizardCharactersDialog | |
| 277 dlg = PyRegExpWizardCharactersDialog(self) | |
| 278 if dlg.exec_() == QDialog.Accepted: | |
| 279 self.__insertString(dlg.getCharacters()) | |
| 280 | |
| 281 @pyqtSlot() | |
| 282 def on_undoButton_clicked(self): | |
| 283 """ | |
| 284 Private slot to handle the undo action. | |
| 285 """ | |
| 286 self.regexpTextEdit.document().undo() | |
| 287 | |
| 288 @pyqtSlot() | |
| 289 def on_redoButton_clicked(self): | |
| 290 """ | |
| 291 Private slot to handle the redo action. | |
| 292 """ | |
| 293 self.regexpTextEdit.document().redo() | |
| 294 | |
| 295 def on_buttonBox_clicked(self, button): | |
| 296 """ | |
| 297 Private slot called by a button of the button box clicked. | |
| 298 | |
| 299 @param button button that was clicked (QAbstractButton) | |
| 300 """ | |
| 301 if button == self.validateButton: | |
| 302 self.on_validateButton_clicked() | |
| 303 elif button == self.executeButton: | |
| 304 self.on_executeButton_clicked() | |
| 305 elif button == self.saveButton: | |
| 306 self.on_saveButton_clicked() | |
| 307 elif button == self.loadButton: | |
| 308 self.on_loadButton_clicked() | |
| 309 elif button == self.nextButton: | |
| 310 self.on_nextButton_clicked() | |
| 311 elif self.copyButton and button == self.copyButton: | |
| 312 self.on_copyButton_clicked() | |
| 313 | |
| 314 @pyqtSlot() | |
| 315 def on_saveButton_clicked(self): | |
| 316 """ | |
| 317 Private slot to save the regexp to a file. | |
| 318 """ | |
| 319 fname, selectedFilter = E5FileDialog.getSaveFileNameAndFilter( | |
| 320 self, | |
| 321 self.tr("Save regular expression"), | |
| 322 "", | |
| 323 self.tr("RegExp Files (*.rx);;All Files (*)"), | |
| 324 None, | |
| 325 E5FileDialog.Options(E5FileDialog.DontConfirmOverwrite)) | |
| 326 if fname: | |
| 327 ext = QFileInfo(fname).suffix() | |
| 328 if not ext: | |
| 329 ex = selectedFilter.split("(*")[1].split(")")[0] | |
| 330 if ex: | |
| 331 fname += ex | |
| 332 if QFileInfo(fname).exists(): | |
| 333 res = E5MessageBox.yesNo( | |
| 334 self, | |
| 335 self.tr("Save regular expression"), | |
| 336 self.tr("<p>The file <b>{0}</b> already exists." | |
| 337 " Overwrite it?</p>").format(fname), | |
| 338 icon=E5MessageBox.Warning) | |
| 339 if not res: | |
| 340 return | |
| 341 | |
| 342 try: | |
| 343 f = open( | |
| 344 Utilities.toNativeSeparators(fname), "w", encoding="utf-8") | |
| 345 f.write(self.regexpTextEdit.toPlainText()) | |
| 346 f.close() | |
| 347 except IOError as err: | |
| 348 E5MessageBox.information( | |
| 349 self, | |
| 350 self.tr("Save regular expression"), | |
| 351 self.tr("""<p>The regular expression could not""" | |
| 352 """ be saved.</p><p>Reason: {0}</p>""") | |
| 353 .format(str(err))) | |
| 354 | |
| 355 @pyqtSlot() | |
| 356 def on_loadButton_clicked(self): | |
| 357 """ | |
| 358 Private slot to load a regexp from a file. | |
| 359 """ | |
| 360 fname = E5FileDialog.getOpenFileName( | |
| 361 self, | |
| 362 self.tr("Load regular expression"), | |
| 363 "", | |
| 364 self.tr("RegExp Files (*.rx);;All Files (*)")) | |
| 365 if fname: | |
| 366 try: | |
| 367 f = open( | |
| 368 Utilities.toNativeSeparators(fname), "r", encoding="utf-8") | |
| 369 regexp = f.read() | |
| 370 f.close() | |
| 371 self.regexpTextEdit.setPlainText(regexp) | |
| 372 except IOError as err: | |
| 373 E5MessageBox.information( | |
| 374 self, | |
| 375 self.tr("Save regular expression"), | |
| 376 self.tr("""<p>The regular expression could not""" | |
| 377 """ be saved.</p><p>Reason: {0}</p>""") | |
| 378 .format(str(err))) | |
| 379 | |
| 380 @pyqtSlot() | |
| 381 def on_copyButton_clicked(self): | |
| 382 """ | |
| 383 Private slot to copy the regexp string into the clipboard. | |
| 384 | |
| 385 This slot is only available, if not called from within eric6. | |
| 386 """ | |
| 387 escaped = self.regexpTextEdit.toPlainText() | |
| 388 if escaped: | |
| 389 escaped = escaped.replace("\\", "\\\\") | |
| 390 cb = QApplication.clipboard() | |
| 391 cb.setText(escaped, QClipboard.Clipboard) | |
| 392 if cb.supportsSelection(): | |
| 393 cb.setText(escaped, QClipboard.Selection) | |
| 394 | |
| 395 @pyqtSlot() | |
| 396 def on_validateButton_clicked(self): | |
| 397 """ | |
| 398 Private slot to validate the entered regexp. | |
| 399 """ | |
| 400 regex = self.regexpTextEdit.toPlainText() | |
| 401 if regex: | |
| 402 try: | |
| 403 flags = 0 | |
| 404 if not self.caseSensitiveCheckBox.isChecked(): | |
| 405 flags |= re.IGNORECASE | |
| 406 if self.multilineCheckBox.isChecked(): | |
| 407 flags |= re.MULTILINE | |
| 408 if self.dotallCheckBox.isChecked(): | |
| 409 flags |= re.DOTALL | |
| 410 if self.verboseCheckBox.isChecked(): | |
| 411 flags |= re.VERBOSE | |
| 412 if self.py2Button.isChecked(): | |
| 413 if self.localeCheckBox.isChecked(): | |
| 414 flags |= re.LOCALE | |
| 415 if self.unicodeCheckBox.isChecked(): | |
| 416 flags |= re.UNICODE | |
| 417 else: | |
| 418 if self.unicodeCheckBox.isChecked(): | |
| 419 flags |= re.ASCII | |
| 420 re.compile(regex, flags) | |
| 421 E5MessageBox.information( | |
| 422 self, | |
| 423 self.tr("Validation"), | |
| 424 self.tr("""The regular expression is valid.""")) | |
| 425 except re.error as e: | |
| 426 E5MessageBox.critical( | |
| 427 self, | |
| 428 self.tr("Error"), | |
| 429 self.tr("""Invalid regular expression: {0}""") | |
| 430 .format(str(e))) | |
| 431 return | |
| 432 except IndexError: | |
| 433 E5MessageBox.critical( | |
| 434 self, | |
| 435 self.tr("Error"), | |
| 436 self.tr("""Invalid regular expression: missing""" | |
| 437 """ group name""")) | |
| 438 return | |
| 439 else: | |
| 440 E5MessageBox.critical( | |
| 441 self, | |
| 442 self.tr("Error"), | |
| 443 self.tr("""A regular expression must be given.""")) | |
| 444 | |
| 445 @pyqtSlot() | |
| 446 def on_executeButton_clicked(self, startpos=0): | |
| 447 """ | |
| 448 Private slot to execute the entered regexp on the test text. | |
| 449 | |
| 450 This slot will execute the entered regexp on the entered test | |
| 451 data and will display the result in the table part of the dialog. | |
| 452 | |
| 453 @param startpos starting position for the regexp matching | |
| 454 """ | |
| 455 regex = self.regexpTextEdit.toPlainText() | |
| 456 text = self.textTextEdit.toPlainText() | |
| 457 if regex and text: | |
| 458 try: | |
| 459 flags = 0 | |
| 460 if not self.caseSensitiveCheckBox.isChecked(): | |
| 461 flags |= re.IGNORECASE | |
| 462 if self.multilineCheckBox.isChecked(): | |
| 463 flags |= re.MULTILINE | |
| 464 if self.dotallCheckBox.isChecked(): | |
| 465 flags |= re.DOTALL | |
| 466 if self.verboseCheckBox.isChecked(): | |
| 467 flags |= re.VERBOSE | |
| 468 if self.py2Button.isChecked(): | |
| 469 if self.localeCheckBox.isChecked(): | |
| 470 flags |= re.LOCALE | |
| 471 if self.unicodeCheckBox.isChecked(): | |
| 472 flags |= re.UNICODE | |
| 473 else: | |
| 474 if self.unicodeCheckBox.isChecked(): | |
| 475 flags |= re.ASCII | |
| 476 regobj = re.compile(regex, flags) | |
| 477 matchobj = regobj.search(text, startpos) | |
| 478 if matchobj is not None: | |
| 479 captures = len(matchobj.groups()) | |
| 480 if captures is None: | |
| 481 captures = 0 | |
| 482 else: | |
| 483 captures = 0 | |
| 484 row = 0 | |
| 485 OFFSET = 5 | |
| 486 | |
| 487 self.resultTable.setColumnCount(0) | |
| 488 self.resultTable.setColumnCount(3) | |
| 489 self.resultTable.setRowCount(0) | |
| 490 self.resultTable.setRowCount(OFFSET) | |
| 491 self.resultTable.setItem( | |
| 492 row, 0, QTableWidgetItem(self.tr("Regexp"))) | |
| 493 self.resultTable.setItem( | |
| 494 row, 1, QTableWidgetItem(regex)) | |
| 495 | |
| 496 if matchobj is not None: | |
| 497 offset = matchobj.start() | |
| 498 self.lastMatchEnd = matchobj.end() | |
| 499 self.nextButton.setEnabled(True) | |
| 500 row += 1 | |
| 501 self.resultTable.setItem( | |
| 502 row, 0, | |
| 503 QTableWidgetItem(self.tr("Offset"))) | |
| 504 self.resultTable.setItem( | |
| 505 row, 1, | |
| 506 QTableWidgetItem("{0:d}".format(matchobj.start(0)))) | |
| 507 | |
| 508 row += 1 | |
| 509 self.resultTable.setItem( | |
| 510 row, 0, | |
| 511 QTableWidgetItem(self.tr("Captures"))) | |
| 512 self.resultTable.setItem( | |
| 513 row, 1, | |
| 514 QTableWidgetItem("{0:d}".format(captures))) | |
| 515 row += 1 | |
| 516 self.resultTable.setItem( | |
| 517 row, 1, | |
| 518 QTableWidgetItem(self.tr("Text"))) | |
| 519 self.resultTable.setItem( | |
| 520 row, 2, | |
| 521 QTableWidgetItem(self.tr("Characters"))) | |
| 522 | |
| 523 row += 1 | |
| 524 self.resultTable.setItem( | |
| 525 row, 0, | |
| 526 QTableWidgetItem(self.tr("Match"))) | |
| 527 self.resultTable.setItem( | |
| 528 row, 1, | |
| 529 QTableWidgetItem(matchobj.group(0))) | |
| 530 self.resultTable.setItem( | |
| 531 row, 2, | |
| 532 QTableWidgetItem( | |
| 533 "{0:d}".format(len(matchobj.group(0))))) | |
| 534 | |
| 535 for i in range(1, captures + 1): | |
| 536 if matchobj.group(i) is not None: | |
| 537 row += 1 | |
| 538 self.resultTable.insertRow(row) | |
| 539 self.resultTable.setItem( | |
| 540 row, 0, | |
| 541 QTableWidgetItem( | |
| 542 self.tr("Capture #{0}").format(i))) | |
| 543 self.resultTable.setItem( | |
| 544 row, 1, QTableWidgetItem(matchobj.group(i))) | |
| 545 self.resultTable.setItem( | |
| 546 row, 2, QTableWidgetItem( | |
| 547 "{0:d}".format(len(matchobj.group(i))))) | |
| 548 | |
| 549 # highlight the matched text | |
| 550 tc = self.textTextEdit.textCursor() | |
| 551 tc.setPosition(offset) | |
| 552 tc.setPosition(self.lastMatchEnd, QTextCursor.KeepAnchor) | |
| 553 self.textTextEdit.setTextCursor(tc) | |
| 554 else: | |
| 555 self.nextButton.setEnabled(False) | |
| 556 self.resultTable.setRowCount(2) | |
| 557 row += 1 | |
| 558 if startpos > 0: | |
| 559 self.resultTable.setItem( | |
| 560 row, 0, | |
| 561 QTableWidgetItem(self.tr("No more matches"))) | |
| 562 else: | |
| 563 self.resultTable.setItem( | |
| 564 row, 0, | |
| 565 QTableWidgetItem(self.tr("No matches"))) | |
| 566 | |
| 567 # remove the highlight | |
| 568 tc = self.textTextEdit.textCursor() | |
| 569 tc.setPosition(0) | |
| 570 self.textTextEdit.setTextCursor(tc) | |
| 571 | |
| 572 self.resultTable.resizeColumnsToContents() | |
| 573 self.resultTable.resizeRowsToContents() | |
| 574 self.resultTable.verticalHeader().hide() | |
| 575 self.resultTable.horizontalHeader().hide() | |
| 576 except re.error as e: | |
| 577 E5MessageBox.critical( | |
| 578 self, | |
| 579 self.tr("Error"), | |
| 580 self.tr("""Invalid regular expression: {0}""") | |
| 581 .format(str(e))) | |
| 582 return | |
| 583 except IndexError: | |
| 584 E5MessageBox.critical( | |
| 585 self, | |
| 586 self.tr("Error"), | |
| 587 self.tr("""Invalid regular expression: missing""" | |
| 588 """ group name""")) | |
| 589 return | |
| 590 else: | |
| 591 E5MessageBox.critical( | |
| 592 self, | |
| 593 self.tr("Error"), | |
| 594 self.tr("""A regular expression and a text must be""" | |
| 595 """ given.""")) | |
| 596 | |
| 597 @pyqtSlot() | |
| 598 def on_nextButton_clicked(self): | |
| 599 """ | |
| 600 Private slot to find the next match. | |
| 601 """ | |
| 602 self.on_executeButton_clicked(self.lastMatchEnd) | |
| 603 | |
| 604 @pyqtSlot() | |
| 605 def on_regexpTextEdit_textChanged(self): | |
| 606 """ | |
| 607 Private slot called when the regexp changes. | |
| 608 """ | |
| 609 self.nextButton.setEnabled(False) | |
| 610 | |
| 611 @pyqtSlot(bool) | |
| 612 def on_py2Button_toggled(self, checked): | |
| 613 """ | |
| 614 Private slot called when the Python version was selected. | |
| 615 | |
| 616 @param checked state of the Python 2 button (boolean) | |
| 617 """ | |
| 618 # set the checkboxes | |
| 619 self.localeCheckBox.setEnabled(checked) | |
| 620 if checked: | |
| 621 self.unicodeCheckBox.setText(self.tr("Unicode")) | |
| 622 else: | |
| 623 self.unicodeCheckBox.setText(self.tr("ASCII")) | |
| 624 self.unicodeCheckBox.setChecked(not self.unicodeCheckBox.isChecked()) | |
| 625 | |
| 626 # clear the result table | |
| 627 self.resultTable.clear() | |
| 628 self.resultTable.setColumnCount(0) | |
| 629 self.resultTable.setRowCount(0) | |
| 630 | |
| 631 # remove the highlight | |
| 632 tc = self.textTextEdit.textCursor() | |
| 633 tc.setPosition(0) | |
| 634 self.textTextEdit.setTextCursor(tc) | |
| 635 | |
| 636 def getCode(self, indLevel, indString): | |
| 637 """ | |
| 638 Public method to get the source code. | |
| 639 | |
| 640 @param indLevel indentation level (int) | |
| 641 @param indString string used for indentation (space or tab) (string) | |
| 642 @return generated code (string) | |
| 643 """ | |
| 644 # calculate the indentation string | |
| 645 istring = indLevel * indString | |
| 646 i1string = (indLevel + 1) * indString | |
| 647 estring = os.linesep + indLevel * indString | |
| 648 | |
| 649 # now generate the code | |
| 650 reVar = self.variableLineEdit.text() | |
| 651 if not reVar: | |
| 652 reVar = "regexp" | |
| 653 | |
| 654 regexp = self.regexpTextEdit.toPlainText() | |
| 655 | |
| 656 flags = [] | |
| 657 if not self.caseSensitiveCheckBox.isChecked(): | |
| 658 flags.append('re.IGNORECASE') | |
| 659 if self.multilineCheckBox.isChecked(): | |
| 660 flags.append('re.MULTILINE') | |
| 661 if self.dotallCheckBox.isChecked(): | |
| 662 flags.append('re.DOTALL') | |
| 663 if self.verboseCheckBox.isChecked(): | |
| 664 flags.append('re.VERBOSE') | |
| 665 if self.localeCheckBox.isChecked() and \ | |
| 666 self.py2Button.isChecked(): | |
| 667 flags.append('re.LOCALE') | |
| 668 if self.unicodeCheckBox.isChecked(): | |
| 669 if self.py2Button.isChecked(): | |
| 670 flags.append('re.UNICODE') | |
| 671 else: | |
| 672 flags.append('re.ASCII') | |
| 673 flags = " | ".join(flags) | |
| 674 | |
| 675 code = '' | |
| 676 if self.importCheckBox.isChecked(): | |
| 677 code += 'import re{0}{1}'.format(os.linesep, istring) | |
| 678 code += '{0} = re.compile('.format(reVar) | |
| 679 code += '{0}{1}r"""{2}"""'.format( | |
| 680 os.linesep, i1string, regexp.replace('"', '\\"')) | |
| 681 if flags: | |
| 682 code += ',{0}{1}{2}'.format(os.linesep, i1string, flags) | |
| 683 code += '){0}'.format(estring) | |
| 684 return code | |
| 685 | |
| 686 | |
| 687 class PyRegExpWizardDialog(QDialog): | |
| 688 """ | |
| 689 Class for the dialog variant. | |
| 690 """ | |
| 691 def __init__(self, parent=None, fromEric=True): | |
| 692 """ | |
| 693 Constructor | |
| 694 | |
| 695 @param parent parent widget (QWidget) | |
| 696 @param fromEric flag indicating a call from within eric6 | |
| 697 """ | |
| 698 super(PyRegExpWizardDialog, self).__init__(parent) | |
| 699 self.setModal(fromEric) | |
| 700 self.setSizeGripEnabled(True) | |
| 701 | |
| 702 self.__layout = QVBoxLayout(self) | |
| 703 self.__layout.setContentsMargins(0, 0, 0, 0) | |
| 704 self.setLayout(self.__layout) | |
| 705 | |
| 706 self.cw = PyRegExpWizardWidget(self, fromEric) | |
| 707 size = self.cw.size() | |
| 708 self.__layout.addWidget(self.cw) | |
| 709 self.resize(size) | |
| 710 self.setWindowTitle(self.cw.windowTitle()) | |
| 711 | |
| 712 self.cw.buttonBox.accepted.connect(self.accept) | |
| 713 self.cw.buttonBox.rejected.connect(self.reject) | |
| 714 | |
| 715 def getCode(self, indLevel, indString): | |
| 716 """ | |
| 717 Public method to get the source code. | |
| 718 | |
| 719 @param indLevel indentation level (int) | |
| 720 @param indString string used for indentation (space or tab) (string) | |
| 721 @return generated code (string) | |
| 722 """ | |
| 723 return self.cw.getCode(indLevel, indString) | |
| 724 | |
| 725 | |
| 726 class PyRegExpWizardWindow(E5MainWindow): | |
| 727 """ | |
| 728 Main window class for the standalone dialog. | |
| 729 """ | |
| 730 def __init__(self, parent=None): | |
| 731 """ | |
| 732 Constructor | |
| 733 | |
| 734 @param parent reference to the parent widget (QWidget) | |
| 735 """ | |
| 736 super(PyRegExpWizardWindow, self).__init__(parent) | |
| 737 self.cw = PyRegExpWizardWidget(self, fromEric=False) | |
| 738 size = self.cw.size() | |
| 739 self.setCentralWidget(self.cw) | |
| 740 self.resize(size) | |
| 741 self.setWindowTitle(self.cw.windowTitle()) | |
| 742 | |
| 743 self.setStyle( | |
| 744 Preferences.getUI("Style"), Preferences.getUI("StyleSheet")) | |
| 745 | |
| 746 self.cw.buttonBox.accepted.connect(self.close) | |
| 747 self.cw.buttonBox.rejected.connect(self.close) |
