Mercurial Repositories > eric / file comparison
comparison: eric6/Plugins/WizardPlugins/QRegExpWizard/QRegExpWizardDialog.py
eric6/Plugins/WizardPlugins/QRegExpWizard/QRegExpWizardDialog.py
- changeset 6942
- 2602857055c5
- parent 6645
- ad476851d7e0
- child 7198
- 684261ef2165
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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 QRegExp wizard dialog. | |
| 8 """ | |
| 9 | |
| 10 from __future__ import unicode_literals | |
| 11 | |
| 12 import os | |
| 13 | |
| 14 from PyQt5.QtCore import QFileInfo, QRegExp, Qt, pyqtSlot | |
| 15 from PyQt5.QtGui import QClipboard, QTextCursor | |
| 16 from PyQt5.QtWidgets import QWidget, QDialog, QApplication, QDialogButtonBox, \ | |
| 17 QVBoxLayout, QTableWidgetItem | |
| 18 | |
| 19 from E5Gui import E5MessageBox, E5FileDialog | |
| 20 from E5Gui.E5MainWindow import E5MainWindow | |
| 21 | |
| 22 from .Ui_QRegExpWizardDialog import Ui_QRegExpWizardWidget | |
| 23 | |
| 24 import UI.PixmapCache | |
| 25 | |
| 26 import Utilities | |
| 27 import Preferences | |
| 28 from Globals import qVersionTuple | |
| 29 | |
| 30 | |
| 31 class QRegExpWizardWidget(QWidget, Ui_QRegExpWizardWidget): | |
| 32 """ | |
| 33 Class implementing the QRegExp 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(QRegExpWizardWidget, self).__init__(parent) | |
| 43 self.setupUi(self) | |
| 44 | |
| 45 # initialize icons of the tool buttons | |
| 46 # regexp tool buttons | |
| 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.altnButton.setIcon(UI.PixmapCache.getIcon("altn.png")) | |
| 53 self.beglineButton.setIcon(UI.PixmapCache.getIcon("begline.png")) | |
| 54 self.endlineButton.setIcon(UI.PixmapCache.getIcon("endline.png")) | |
| 55 self.wordboundButton.setIcon( | |
| 56 UI.PixmapCache.getIcon("wordboundary.png")) | |
| 57 self.nonwordboundButton.setIcon( | |
| 58 UI.PixmapCache.getIcon("nonwordboundary.png")) | |
| 59 self.poslookaheadButton.setIcon( | |
| 60 UI.PixmapCache.getIcon("poslookahead.png")) | |
| 61 self.neglookaheadButton.setIcon( | |
| 62 UI.PixmapCache.getIcon("neglookahead.png")) | |
| 63 self.undoButton.setIcon(UI.PixmapCache.getIcon("editUndo.png")) | |
| 64 self.redoButton.setIcon(UI.PixmapCache.getIcon("editRedo.png")) | |
| 65 # wildcard tool buttons | |
| 66 self.wildcardCharButton.setIcon( | |
| 67 UI.PixmapCache.getIcon("characters.png")) | |
| 68 self.wildcardAnycharButton.setIcon( | |
| 69 UI.PixmapCache.getIcon("anychar.png")) | |
| 70 self.wildcardRepeatButton.setIcon(UI.PixmapCache.getIcon("repeat.png")) | |
| 71 # W3C tool buttons | |
| 72 self.w3cCharButton.setIcon(UI.PixmapCache.getIcon("characters.png")) | |
| 73 self.w3cAnycharButton.setIcon(UI.PixmapCache.getIcon("anychar.png")) | |
| 74 self.w3cRepeatButton.setIcon(UI.PixmapCache.getIcon("repeat.png")) | |
| 75 self.w3cGroupButton.setIcon(UI.PixmapCache.getIcon("group.png")) | |
| 76 self.w3cAltnButton.setIcon(UI.PixmapCache.getIcon("altn.png")) | |
| 77 | |
| 78 # initialize the syntax pattern combo | |
| 79 self.syntaxCombo.addItem("RegExp", QRegExp.RegExp) | |
| 80 self.syntaxCombo.addItem("RegExp2", QRegExp.RegExp2) | |
| 81 self.syntaxCombo.addItem("Wildcard", QRegExp.Wildcard) | |
| 82 self.syntaxCombo.addItem("Unix Wildcard", QRegExp.WildcardUnix) | |
| 83 self.syntaxCombo.addItem("Fixed String", QRegExp.FixedString) | |
| 84 self.syntaxCombo.addItem("W3C XML Schema 1.1", QRegExp.W3CXmlSchema11) | |
| 85 if qVersionTuple() >= (5, 0, 0): | |
| 86 self.syntaxCombo.setCurrentIndex(1) | |
| 87 | |
| 88 self.saveButton = self.buttonBox.addButton( | |
| 89 self.tr("Save"), QDialogButtonBox.ActionRole) | |
| 90 self.saveButton.setToolTip( | |
| 91 self.tr("Save the regular expression to a file")) | |
| 92 self.loadButton = self.buttonBox.addButton( | |
| 93 self.tr("Load"), QDialogButtonBox.ActionRole) | |
| 94 self.loadButton.setToolTip( | |
| 95 self.tr("Load a regular expression from a file")) | |
| 96 self.validateButton = self.buttonBox.addButton( | |
| 97 self.tr("Validate"), QDialogButtonBox.ActionRole) | |
| 98 self.validateButton.setToolTip( | |
| 99 self.tr("Validate the regular expression")) | |
| 100 self.executeButton = self.buttonBox.addButton( | |
| 101 self.tr("Execute"), QDialogButtonBox.ActionRole) | |
| 102 self.executeButton.setToolTip( | |
| 103 self.tr("Execute the regular expression")) | |
| 104 self.nextButton = self.buttonBox.addButton( | |
| 105 self.tr("Next match"), QDialogButtonBox.ActionRole) | |
| 106 self.nextButton.setToolTip( | |
| 107 self.tr("Show the next match of the regular expression")) | |
| 108 self.nextButton.setEnabled(False) | |
| 109 | |
| 110 if fromEric: | |
| 111 self.buttonBox.setStandardButtons( | |
| 112 QDialogButtonBox.Cancel | QDialogButtonBox.Ok) | |
| 113 self.copyButton = None | |
| 114 else: | |
| 115 self.copyButton = self.buttonBox.addButton( | |
| 116 self.tr("Copy"), QDialogButtonBox.ActionRole) | |
| 117 self.copyButton.setToolTip( | |
| 118 self.tr("Copy the regular expression to the clipboard")) | |
| 119 self.buttonBox.setStandardButtons(QDialogButtonBox.Close) | |
| 120 self.variableLabel.hide() | |
| 121 self.variableLineEdit.hide() | |
| 122 self.variableLine.hide() | |
| 123 self.regexpLineEdit.setFocus() | |
| 124 | |
| 125 @pyqtSlot(int) | |
| 126 def on_syntaxCombo_currentIndexChanged(self, index): | |
| 127 """ | |
| 128 Private slot handling the selection of a pattern syntax. | |
| 129 | |
| 130 @param index index of the selected entry (integer) | |
| 131 """ | |
| 132 syntax = self.syntaxCombo.itemData(index) | |
| 133 self.regexpButtonsFrame.setVisible(syntax in [ | |
| 134 QRegExp.RegExp, QRegExp.RegExp2]) | |
| 135 self.regexpButtonsFrame.setEnabled(syntax in [ | |
| 136 QRegExp.RegExp, QRegExp.RegExp2]) | |
| 137 self.wildcardButtonsFrame.setVisible(syntax in [ | |
| 138 QRegExp.Wildcard, QRegExp.WildcardUnix]) | |
| 139 self.wildcardButtonsFrame.setEnabled(syntax in [ | |
| 140 QRegExp.Wildcard, QRegExp.WildcardUnix]) | |
| 141 self.w3cButtonsFrame.setVisible(syntax in [QRegExp.W3CXmlSchema11]) | |
| 142 self.w3cButtonsFrame.setEnabled(syntax in [QRegExp.W3CXmlSchema11]) | |
| 143 | |
| 144 def __insertString(self, s, steps=0): | |
| 145 """ | |
| 146 Private method to insert a string into line edit and move cursor. | |
| 147 | |
| 148 @param s string to be inserted into the regexp line edit | |
| 149 (string) | |
| 150 @param steps number of characters to move the cursor (integer). | |
| 151 Negative steps moves cursor back, positives forward. | |
| 152 """ | |
| 153 self.regexpLineEdit.insert(s) | |
| 154 self.regexpLineEdit.cursorForward(False, steps) | |
| 155 | |
| 156 @pyqtSlot() | |
| 157 def on_anycharButton_clicked(self): | |
| 158 """ | |
| 159 Private slot to handle the any character toolbutton. | |
| 160 """ | |
| 161 self.__insertString(".") | |
| 162 | |
| 163 @pyqtSlot() | |
| 164 def on_nonGroupButton_clicked(self): | |
| 165 """ | |
| 166 Private slot to handle the non group toolbutton. | |
| 167 """ | |
| 168 self.__insertString("(?:)", -1) | |
| 169 | |
| 170 @pyqtSlot() | |
| 171 def on_groupButton_clicked(self): | |
| 172 """ | |
| 173 Private slot to handle the group toolbutton. | |
| 174 """ | |
| 175 self.__insertString("()", -1) | |
| 176 | |
| 177 @pyqtSlot() | |
| 178 def on_altnButton_clicked(self): | |
| 179 """ | |
| 180 Private slot to handle the alternatives toolbutton. | |
| 181 """ | |
| 182 self.__insertString("(|)", -2) | |
| 183 | |
| 184 @pyqtSlot() | |
| 185 def on_beglineButton_clicked(self): | |
| 186 """ | |
| 187 Private slot to handle the begin line toolbutton. | |
| 188 """ | |
| 189 self.__insertString("^") | |
| 190 | |
| 191 @pyqtSlot() | |
| 192 def on_endlineButton_clicked(self): | |
| 193 """ | |
| 194 Private slot to handle the end line toolbutton. | |
| 195 """ | |
| 196 self.__insertString("$") | |
| 197 | |
| 198 @pyqtSlot() | |
| 199 def on_wordboundButton_clicked(self): | |
| 200 """ | |
| 201 Private slot to handle the word boundary toolbutton. | |
| 202 """ | |
| 203 self.__insertString("\\b") | |
| 204 | |
| 205 @pyqtSlot() | |
| 206 def on_nonwordboundButton_clicked(self): | |
| 207 """ | |
| 208 Private slot to handle the non word boundary toolbutton. | |
| 209 """ | |
| 210 self.__insertString("\\B") | |
| 211 | |
| 212 @pyqtSlot() | |
| 213 def on_poslookaheadButton_clicked(self): | |
| 214 """ | |
| 215 Private slot to handle the positive lookahead toolbutton. | |
| 216 """ | |
| 217 self.__insertString("(?=)", -1) | |
| 218 | |
| 219 @pyqtSlot() | |
| 220 def on_neglookaheadButton_clicked(self): | |
| 221 """ | |
| 222 Private slot to handle the negative lookahead toolbutton. | |
| 223 """ | |
| 224 self.__insertString("(?!)", -1) | |
| 225 | |
| 226 @pyqtSlot() | |
| 227 def on_repeatButton_clicked(self): | |
| 228 """ | |
| 229 Private slot to handle the repeat toolbutton. | |
| 230 """ | |
| 231 from .QRegExpWizardRepeatDialog import QRegExpWizardRepeatDialog | |
| 232 dlg = QRegExpWizardRepeatDialog(self) | |
| 233 if dlg.exec_() == QDialog.Accepted: | |
| 234 self.__insertString(dlg.getRepeat()) | |
| 235 | |
| 236 @pyqtSlot() | |
| 237 def on_charButton_clicked(self): | |
| 238 """ | |
| 239 Private slot to handle the characters toolbutton. | |
| 240 """ | |
| 241 from .QRegExpWizardCharactersDialog import \ | |
| 242 QRegExpWizardCharactersDialog | |
| 243 dlg = QRegExpWizardCharactersDialog( | |
| 244 mode=QRegExpWizardCharactersDialog.RegExpMode, parent=self) | |
| 245 if dlg.exec_() == QDialog.Accepted: | |
| 246 self.__insertString(dlg.getCharacters()) | |
| 247 | |
| 248 @pyqtSlot() | |
| 249 def on_wildcardCharButton_clicked(self): | |
| 250 """ | |
| 251 Private slot to handle the wildcard characters toolbutton. | |
| 252 """ | |
| 253 from .QRegExpWizardCharactersDialog import \ | |
| 254 QRegExpWizardCharactersDialog | |
| 255 dlg = QRegExpWizardCharactersDialog( | |
| 256 mode=QRegExpWizardCharactersDialog.WildcardMode, parent=self) | |
| 257 if dlg.exec_() == QDialog.Accepted: | |
| 258 self.__insertString(dlg.getCharacters()) | |
| 259 | |
| 260 @pyqtSlot() | |
| 261 def on_wildcardAnycharButton_clicked(self): | |
| 262 """ | |
| 263 Private slot to handle the wildcard any character toolbutton. | |
| 264 """ | |
| 265 self.__insertString("?") | |
| 266 | |
| 267 @pyqtSlot() | |
| 268 def on_wildcardRepeatButton_clicked(self): | |
| 269 """ | |
| 270 Private slot to handle the wildcard multiple characters toolbutton. | |
| 271 """ | |
| 272 self.__insertString("*") | |
| 273 | |
| 274 @pyqtSlot() | |
| 275 def on_w3cCharButton_clicked(self): | |
| 276 """ | |
| 277 Private slot to handle the wildcard characters toolbutton. | |
| 278 """ | |
| 279 from .QRegExpWizardCharactersDialog import \ | |
| 280 QRegExpWizardCharactersDialog | |
| 281 dlg = QRegExpWizardCharactersDialog( | |
| 282 mode=QRegExpWizardCharactersDialog.W3CMode, parent=self) | |
| 283 if dlg.exec_() == QDialog.Accepted: | |
| 284 self.__insertString(dlg.getCharacters()) | |
| 285 | |
| 286 @pyqtSlot() | |
| 287 def on_w3cAnycharButton_clicked(self): | |
| 288 """ | |
| 289 Private slot to handle the W3C any character toolbutton. | |
| 290 """ | |
| 291 self.__insertString(".") | |
| 292 | |
| 293 @pyqtSlot() | |
| 294 def on_w3cRepeatButton_clicked(self): | |
| 295 """ | |
| 296 Private slot to handle the W3C repeat toolbutton. | |
| 297 """ | |
| 298 from .QRegExpWizardRepeatDialog import QRegExpWizardRepeatDialog | |
| 299 dlg = QRegExpWizardRepeatDialog(self) | |
| 300 if dlg.exec_() == QDialog.Accepted: | |
| 301 self.__insertString(dlg.getRepeat()) | |
| 302 | |
| 303 @pyqtSlot() | |
| 304 def on_w3cGroupButton_clicked(self): | |
| 305 """ | |
| 306 Private slot to handle the W3C group toolbutton. | |
| 307 """ | |
| 308 self.__insertString("()", -1) | |
| 309 | |
| 310 @pyqtSlot() | |
| 311 def on_w3cAltnButton_clicked(self): | |
| 312 """ | |
| 313 Private slot to handle the alternatives toolbutton. | |
| 314 """ | |
| 315 self.__insertString("(|)", -2) | |
| 316 | |
| 317 def on_buttonBox_clicked(self, button): | |
| 318 """ | |
| 319 Private slot called by a button of the button box clicked. | |
| 320 | |
| 321 @param button button that was clicked (QAbstractButton) | |
| 322 """ | |
| 323 if button == self.validateButton: | |
| 324 self.on_validateButton_clicked() | |
| 325 elif button == self.executeButton: | |
| 326 self.on_executeButton_clicked() | |
| 327 elif button == self.saveButton: | |
| 328 self.on_saveButton_clicked() | |
| 329 elif button == self.loadButton: | |
| 330 self.on_loadButton_clicked() | |
| 331 elif button == self.nextButton: | |
| 332 self.on_nextButton_clicked() | |
| 333 elif self.copyButton and button == self.copyButton: | |
| 334 self.on_copyButton_clicked() | |
| 335 | |
| 336 @pyqtSlot() | |
| 337 def on_saveButton_clicked(self): | |
| 338 """ | |
| 339 Private slot to save the regexp to a file. | |
| 340 """ | |
| 341 fname, selectedFilter = E5FileDialog.getSaveFileNameAndFilter( | |
| 342 self, | |
| 343 self.tr("Save regular expression"), | |
| 344 "", | |
| 345 self.tr("RegExp Files (*.rx);;All Files (*)"), | |
| 346 None, | |
| 347 E5FileDialog.Options(E5FileDialog.DontConfirmOverwrite)) | |
| 348 if fname: | |
| 349 ext = QFileInfo(fname).suffix() | |
| 350 if not ext: | |
| 351 ex = selectedFilter.split("(*")[1].split(")")[0] | |
| 352 if ex: | |
| 353 fname += ex | |
| 354 if QFileInfo(fname).exists(): | |
| 355 res = E5MessageBox.yesNo( | |
| 356 self, | |
| 357 self.tr("Save regular expression"), | |
| 358 self.tr("<p>The file <b>{0}</b> already exists." | |
| 359 " Overwrite it?</p>").format(fname), | |
| 360 icon=E5MessageBox.Warning) | |
| 361 if not res: | |
| 362 return | |
| 363 | |
| 364 syntax = self.syntaxCombo.itemData(self.syntaxCombo.currentIndex()) | |
| 365 try: | |
| 366 f = open( | |
| 367 Utilities.toNativeSeparators(fname), "w", encoding="utf-8") | |
| 368 f.write("syntax={0}\n".format(syntax)) | |
| 369 f.write(self.regexpLineEdit.text()) | |
| 370 f.close() | |
| 371 except IOError as err: | |
| 372 E5MessageBox.information( | |
| 373 self, | |
| 374 self.tr("Save regular expression"), | |
| 375 self.tr("""<p>The regular expression could not""" | |
| 376 """ be saved.</p><p>Reason: {0}</p>""") | |
| 377 .format(str(err))) | |
| 378 | |
| 379 @pyqtSlot() | |
| 380 def on_loadButton_clicked(self): | |
| 381 """ | |
| 382 Private slot to load a regexp from a file. | |
| 383 """ | |
| 384 fname = E5FileDialog.getOpenFileName( | |
| 385 self, | |
| 386 self.tr("Load regular expression"), | |
| 387 "", | |
| 388 self.tr("RegExp Files (*.rx);;All Files (*)")) | |
| 389 if fname: | |
| 390 try: | |
| 391 f = open( | |
| 392 Utilities.toNativeSeparators(fname), "r", encoding="utf-8") | |
| 393 regexp = f.read() | |
| 394 f.close() | |
| 395 if regexp.startswith("syntax="): | |
| 396 lines = regexp.splitlines() | |
| 397 syntax = int(lines[0].replace("syntax=", "")) | |
| 398 index = self.syntaxCombo.findData(syntax) | |
| 399 self.syntaxCombo.setCurrentIndex(index) | |
| 400 regexp = lines[1] | |
| 401 self.regexpLineEdit.setText(regexp) | |
| 402 except IOError as err: | |
| 403 E5MessageBox.information( | |
| 404 self, | |
| 405 self.tr("Save regular expression"), | |
| 406 self.tr("""<p>The regular expression could not""" | |
| 407 """ be saved.</p><p>Reason: {0}</p>""") | |
| 408 .format(str(err))) | |
| 409 | |
| 410 @pyqtSlot() | |
| 411 def on_copyButton_clicked(self): | |
| 412 """ | |
| 413 Private slot to copy the regexp string into the clipboard. | |
| 414 | |
| 415 This slot is only available, if not called from within eric6. | |
| 416 """ | |
| 417 escaped = self.regexpLineEdit.text() | |
| 418 if escaped: | |
| 419 escaped = escaped.replace("\\", "\\\\") | |
| 420 cb = QApplication.clipboard() | |
| 421 cb.setText(escaped, QClipboard.Clipboard) | |
| 422 if cb.supportsSelection(): | |
| 423 cb.setText(escaped, QClipboard.Selection) | |
| 424 | |
| 425 @pyqtSlot() | |
| 426 def on_validateButton_clicked(self): | |
| 427 """ | |
| 428 Private slot to validate the entered regexp. | |
| 429 """ | |
| 430 regex = self.regexpLineEdit.text() | |
| 431 if regex: | |
| 432 re = QRegExp(regex) | |
| 433 if self.caseSensitiveCheckBox.isChecked(): | |
| 434 re.setCaseSensitivity(Qt.CaseSensitive) | |
| 435 else: | |
| 436 re.setCaseSensitivity(Qt.CaseInsensitive) | |
| 437 re.setMinimal(self.minimalCheckBox.isChecked()) | |
| 438 re.setPatternSyntax( | |
| 439 self.syntaxCombo.itemData(self.syntaxCombo.currentIndex())) | |
| 440 if re.isValid(): | |
| 441 E5MessageBox.information( | |
| 442 self, | |
| 443 self.tr("Validation"), | |
| 444 self.tr("""The regular expression is valid.""")) | |
| 445 else: | |
| 446 E5MessageBox.critical( | |
| 447 self, | |
| 448 self.tr("Error"), | |
| 449 self.tr("""Invalid regular expression: {0}""") | |
| 450 .format(re.errorString())) | |
| 451 return | |
| 452 else: | |
| 453 E5MessageBox.critical( | |
| 454 self, | |
| 455 self.tr("Error"), | |
| 456 self.tr("""A regular expression must be given.""")) | |
| 457 | |
| 458 @pyqtSlot() | |
| 459 def on_executeButton_clicked(self, startpos=0): | |
| 460 """ | |
| 461 Private slot to execute the entered regexp on the test text. | |
| 462 | |
| 463 This slot will execute the entered regexp on the entered test | |
| 464 data and will display the result in the table part of the dialog. | |
| 465 | |
| 466 @param startpos starting position for the regexp matching | |
| 467 """ | |
| 468 regex = self.regexpLineEdit.text() | |
| 469 text = self.textTextEdit.toPlainText() | |
| 470 if regex and text: | |
| 471 re = QRegExp(regex) | |
| 472 if self.caseSensitiveCheckBox.isChecked(): | |
| 473 re.setCaseSensitivity(Qt.CaseSensitive) | |
| 474 else: | |
| 475 re.setCaseSensitivity(Qt.CaseInsensitive) | |
| 476 re.setMinimal(self.minimalCheckBox.isChecked()) | |
| 477 syntax = self.syntaxCombo.itemData(self.syntaxCombo.currentIndex()) | |
| 478 wildcard = syntax in [QRegExp.Wildcard, QRegExp.WildcardUnix] | |
| 479 re.setPatternSyntax(syntax) | |
| 480 if not re.isValid(): | |
| 481 E5MessageBox.critical( | |
| 482 self, | |
| 483 self.tr("Error"), | |
| 484 self.tr("""Invalid regular expression: {0}""") | |
| 485 .format(re.errorString())) | |
| 486 return | |
| 487 offset = re.indexIn(text, startpos) | |
| 488 captures = re.captureCount() | |
| 489 row = 0 | |
| 490 OFFSET = 5 | |
| 491 | |
| 492 self.resultTable.setColumnCount(0) | |
| 493 self.resultTable.setColumnCount(3) | |
| 494 self.resultTable.setRowCount(0) | |
| 495 self.resultTable.setRowCount(OFFSET) | |
| 496 self.resultTable.setItem( | |
| 497 row, 0, QTableWidgetItem(self.tr("Regexp"))) | |
| 498 self.resultTable.setItem(row, 1, QTableWidgetItem(regex)) | |
| 499 | |
| 500 if offset != -1: | |
| 501 self.lastMatchEnd = offset + re.matchedLength() | |
| 502 self.nextButton.setEnabled(True) | |
| 503 row += 1 | |
| 504 self.resultTable.setItem( | |
| 505 row, 0, QTableWidgetItem(self.tr("Offset"))) | |
| 506 self.resultTable.setItem( | |
| 507 row, 1, QTableWidgetItem("{0:d}".format(offset))) | |
| 508 | |
| 509 if not wildcard: | |
| 510 row += 1 | |
| 511 self.resultTable.setItem( | |
| 512 row, 0, QTableWidgetItem(self.tr("Captures"))) | |
| 513 self.resultTable.setItem( | |
| 514 row, 1, QTableWidgetItem("{0:d}".format(captures))) | |
| 515 row += 1 | |
| 516 self.resultTable.setItem( | |
| 517 row, 1, QTableWidgetItem(self.tr("Text"))) | |
| 518 self.resultTable.setItem( | |
| 519 row, 2, QTableWidgetItem(self.tr("Characters"))) | |
| 520 | |
| 521 row += 1 | |
| 522 self.resultTable.setItem( | |
| 523 row, 0, QTableWidgetItem(self.tr("Match"))) | |
| 524 self.resultTable.setItem( | |
| 525 row, 1, QTableWidgetItem(re.cap(0))) | |
| 526 self.resultTable.setItem( | |
| 527 row, 2, | |
| 528 QTableWidgetItem("{0:d}".format(re.matchedLength()))) | |
| 529 | |
| 530 if not wildcard: | |
| 531 for i in range(1, captures + 1): | |
| 532 if len(re.cap(i)) > 0: | |
| 533 row += 1 | |
| 534 self.resultTable.insertRow(row) | |
| 535 self.resultTable.setItem( | |
| 536 row, 0, | |
| 537 QTableWidgetItem( | |
| 538 self.tr("Capture #{0}").format(i))) | |
| 539 self.resultTable.setItem( | |
| 540 row, 1, | |
| 541 QTableWidgetItem(re.cap(i))) | |
| 542 self.resultTable.setItem( | |
| 543 row, 2, | |
| 544 QTableWidgetItem( | |
| 545 "{0:d}".format(len(re.cap(i))))) | |
| 546 else: | |
| 547 self.resultTable.setRowCount(3) | |
| 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 else: | |
| 577 E5MessageBox.critical( | |
| 578 self, | |
| 579 self.tr("Error"), | |
| 580 self.tr("""A regular expression and a text must""" | |
| 581 """ be given.""")) | |
| 582 | |
| 583 @pyqtSlot() | |
| 584 def on_nextButton_clicked(self): | |
| 585 """ | |
| 586 Private slot to find the next match. | |
| 587 """ | |
| 588 self.on_executeButton_clicked(self.lastMatchEnd) | |
| 589 | |
| 590 def on_regexpLineEdit_textChanged(self, txt): | |
| 591 """ | |
| 592 Private slot called when the regexp changes. | |
| 593 | |
| 594 @param txt the new text of the line edit (string) | |
| 595 """ | |
| 596 self.nextButton.setEnabled(False) | |
| 597 | |
| 598 def __getPatternSyntaxCode(self, syntaxValue): | |
| 599 """ | |
| 600 Private method to convert a pattern syntax value into a | |
| 601 pattern syntax string. | |
| 602 | |
| 603 @param syntaxValue pattern syntax value (integer) | |
| 604 @return pattern syntax string (string) | |
| 605 """ | |
| 606 syntax = "QRegExp." | |
| 607 if syntaxValue == QRegExp.RegExp: | |
| 608 syntax += "RegExp" | |
| 609 elif syntaxValue == QRegExp.RegExp2: | |
| 610 syntax += "RegExp2" | |
| 611 elif syntaxValue == QRegExp.Wildcard: | |
| 612 syntax += "Wildcard" | |
| 613 elif syntaxValue == QRegExp.WildcardUnix: | |
| 614 syntax += "WildcardUnix" | |
| 615 elif syntaxValue == QRegExp.FixedString: | |
| 616 syntax += "FixedString" | |
| 617 elif syntaxValue == QRegExp.W3CXmlSchema11: | |
| 618 syntax += "W3CXmlSchema11" | |
| 619 return syntax | |
| 620 | |
| 621 def getCode(self, indLevel, indString): | |
| 622 """ | |
| 623 Public method to get the source code. | |
| 624 | |
| 625 @param indLevel indentation level (int) | |
| 626 @param indString string used for indentation (space or tab) (string) | |
| 627 @return generated code (string) | |
| 628 """ | |
| 629 # calculate the indentation string | |
| 630 istring = indLevel * indString | |
| 631 estring = os.linesep + indLevel * indString | |
| 632 | |
| 633 # now generate the code | |
| 634 reVar = self.variableLineEdit.text() | |
| 635 if not reVar: | |
| 636 reVar = "regexp" | |
| 637 | |
| 638 regexp = self.regexpLineEdit.text() | |
| 639 | |
| 640 code = '{0} = QRegExp(r"""{1}"""){2}'.format( | |
| 641 reVar, regexp.replace('"', '\\"'), os.linesep) | |
| 642 if not self.caseSensitiveCheckBox.isChecked(): | |
| 643 code += '{0}{1}.setCaseSensitivity(Qt.CaseInsensitive){2}'.format( | |
| 644 istring, reVar, os.linesep) | |
| 645 if self.minimalCheckBox.isChecked(): | |
| 646 code += '{0}{1}.setMinimal(True){2}'.format( | |
| 647 istring, reVar, os.linesep) | |
| 648 syntax = self.syntaxCombo.itemData(self.syntaxCombo.currentIndex()) | |
| 649 needPatternSyntax = True | |
| 650 if qVersionTuple() < (5, 0, 0) and syntax == QRegExp.RegExp or \ | |
| 651 qVersionTuple() >= (5, 0, 0) and syntax == QRegExp.RegExp2: | |
| 652 # default value selected | |
| 653 needPatternSyntax = False | |
| 654 if needPatternSyntax: | |
| 655 code += '{0}{1}.setPatternSyntax({2}){3}'.format( | |
| 656 istring, reVar, self.__getPatternSyntaxCode(syntax), | |
| 657 estring) | |
| 658 return code | |
| 659 | |
| 660 | |
| 661 class QRegExpWizardDialog(QDialog): | |
| 662 """ | |
| 663 Class for the dialog variant. | |
| 664 """ | |
| 665 def __init__(self, parent=None, fromEric=True): | |
| 666 """ | |
| 667 Constructor | |
| 668 | |
| 669 @param parent parent widget (QWidget) | |
| 670 @param fromEric flag indicating a call from within eric6 | |
| 671 """ | |
| 672 super(QRegExpWizardDialog, self).__init__(parent) | |
| 673 self.setModal(fromEric) | |
| 674 self.setSizeGripEnabled(True) | |
| 675 | |
| 676 self.__layout = QVBoxLayout(self) | |
| 677 self.__layout.setContentsMargins(0, 0, 0, 0) | |
| 678 self.setLayout(self.__layout) | |
| 679 | |
| 680 self.cw = QRegExpWizardWidget(self, fromEric) | |
| 681 size = self.cw.size() | |
| 682 self.__layout.addWidget(self.cw) | |
| 683 self.resize(size) | |
| 684 self.setWindowTitle(self.cw.windowTitle()) | |
| 685 | |
| 686 self.cw.buttonBox.accepted.connect(self.accept) | |
| 687 self.cw.buttonBox.rejected.connect(self.reject) | |
| 688 | |
| 689 def getCode(self, indLevel, indString): | |
| 690 """ | |
| 691 Public method to get the source code. | |
| 692 | |
| 693 @param indLevel indentation level (int) | |
| 694 @param indString string used for indentation (space or tab) (string) | |
| 695 @return generated code (string) | |
| 696 """ | |
| 697 return self.cw.getCode(indLevel, indString) | |
| 698 | |
| 699 | |
| 700 class QRegExpWizardWindow(E5MainWindow): | |
| 701 """ | |
| 702 Main window class for the standalone dialog. | |
| 703 """ | |
| 704 def __init__(self, parent=None): | |
| 705 """ | |
| 706 Constructor | |
| 707 | |
| 708 @param parent reference to the parent widget (QWidget) | |
| 709 """ | |
| 710 super(QRegExpWizardWindow, self).__init__(parent) | |
| 711 self.cw = QRegExpWizardWidget(self, fromEric=False) | |
| 712 size = self.cw.size() | |
| 713 self.setCentralWidget(self.cw) | |
| 714 self.resize(size) | |
| 715 self.setWindowTitle(self.cw.windowTitle()) | |
| 716 | |
| 717 self.setStyle( | |
| 718 Preferences.getUI("Style"), Preferences.getUI("StyleSheet")) | |
| 719 | |
| 720 self.cw.buttonBox.accepted.connect(self.close) | |
| 721 self.cw.buttonBox.rejected.connect(self.close) |
