Mercurial Repositories > eric / file comparison
comparison: QScintilla/MiniEditor.py
QScintilla/MiniEditor.py
- changeset 12
- 1d8dd9706f46
- parent 7
- c679fb30c8f3
- child 13
- 1af94a91f439
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| 11:b0996e4a289e | 12:1d8dd9706f46 |
|---|---|
| 16 from PyQt4.Qsci import QsciScintilla | 16 from PyQt4.Qsci import QsciScintilla |
| 17 | 17 |
| 18 from E4Gui.E4Application import e4App | 18 from E4Gui.E4Application import e4App |
| 19 from E4Gui.E4Action import E4Action, createActionGroup | 19 from E4Gui.E4Action import E4Action, createActionGroup |
| 20 | 20 |
| 21 import Lexers | 21 from . import Lexers |
| 22 from QsciScintillaCompat import QsciScintillaCompat, QSCINTILLA_VERSION | 22 from .QsciScintillaCompat import QsciScintillaCompat, QSCINTILLA_VERSION |
| 23 from SearchReplaceWidget import SearchReplaceWidget | 23 from .SearchReplaceWidget import SearchReplaceWidget |
| 24 | 24 |
| 25 import UI.PixmapCache | 25 import UI.PixmapCache |
| 26 import UI.Config | 26 import UI.Config |
| 27 | 27 |
| 28 from Printer import Printer | 28 from .Printer import Printer |
| 29 | 29 |
| 30 import Preferences | 30 import Preferences |
| 31 | 31 |
| 32 class MiniScintilla(QsciScintillaCompat): | 32 class MiniScintilla(QsciScintillaCompat): |
| 33 """ | 33 """ |
| 43 """ | 43 """ |
| 44 QsciScintillaCompat.__init__(self, parent) | 44 QsciScintillaCompat.__init__(self, parent) |
| 45 | 45 |
| 46 self.mw = parent | 46 self.mw = parent |
| 47 | 47 |
| 48 def getFileName(self): | |
| 49 """ | |
| 50 Public method to return the name of the file being displayed. | |
| 51 | |
| 52 @return filename of the displayed file (string) | |
| 53 """ | |
| 54 return self.mw.getFileName() | |
| 55 | |
| 48 def focusInEvent(self, event): | 56 def focusInEvent(self, event): |
| 49 """ | 57 """ |
| 50 Protected method called when the editor receives focus. | 58 Protected method called when the editor receives focus. |
| 51 | 59 |
| 52 This method checks for modifications of the current file and | 60 This method checks for modifications of the current file and |
| 96 self.setWindowIcon(UI.PixmapCache.getIcon("editor.png")) | 104 self.setWindowIcon(UI.PixmapCache.getIcon("editor.png")) |
| 97 | 105 |
| 98 self.__textEdit = MiniScintilla(self) | 106 self.__textEdit = MiniScintilla(self) |
| 99 self.__textEdit.clearSearchIndicators = self.clearSearchIndicators | 107 self.__textEdit.clearSearchIndicators = self.clearSearchIndicators |
| 100 self.__textEdit.setSearchIndicator = self.setSearchIndicator | 108 self.__textEdit.setSearchIndicator = self.setSearchIndicator |
| 109 self.__textEdit.setUtf8(True) | |
| 101 | 110 |
| 102 self.srHistory = { | 111 self.srHistory = { |
| 103 "search" : [], | 112 "search" : [], |
| 104 "replace" : [] | 113 "replace" : [] |
| 105 } | 114 } |
| 1495 Private method to load the given file. | 1504 Private method to load the given file. |
| 1496 | 1505 |
| 1497 @param fileName name of the file to load (string) | 1506 @param fileName name of the file to load (string) |
| 1498 @param filetype type of the source file (string) | 1507 @param filetype type of the source file (string) |
| 1499 """ | 1508 """ |
| 1500 file= QFile(fileName) | 1509 try: |
| 1501 if not file.open(QFile.ReadOnly): | 1510 f = open(fileName, 'r') |
| 1502 QMessageBox.warning(self, self.trUtf8("eric4 Mini Editor"), | 1511 except IOError as why: |
| 1503 self.trUtf8("Cannot read file {0}:\n{1}.")\ | 1512 QMessageBox.critical(self, self.trUtf8('Open File'), |
| 1504 .format(fileName, file.errorString())) | 1513 self.trUtf8('<p>The file <b>{0}</b> could not be opened.</p>' |
| 1514 '<p>Reason: {1}</p>') | |
| 1515 .format(fileName, str(why))) | |
| 1505 return | 1516 return |
| 1506 | 1517 |
| 1507 input = QTextStream(file) | 1518 QApplication.setOverrideCursor(QCursor(Qt.WaitCursor)) |
| 1508 QApplication.setOverrideCursor(Qt.WaitCursor) | 1519 try: |
| 1509 txt = input.readAll() | 1520 txt = f.read() |
| 1521 except UnicodeDecodeError as why: | |
| 1522 QApplication.restoreOverrideCursor() | |
| 1523 QMessageBox.critical(self, self.trUtf8('Open File'), | |
| 1524 self.trUtf8('<p>The file <b>{0}</b> could not be opened.</p>' | |
| 1525 '<p>Reason: {1}</p>') | |
| 1526 .format(fileName, str(why))) | |
| 1527 return | |
| 1528 f.close() | |
| 1510 self.__textEdit.setText(txt) | 1529 self.__textEdit.setText(txt) |
| 1511 QApplication.restoreOverrideCursor() | 1530 QApplication.restoreOverrideCursor() |
| 1512 | 1531 |
| 1513 if filetype is None: | 1532 if filetype is None: |
| 1514 self.filetype = "" | 1533 self.filetype = "" |
| 1885 self.languagesActGrp.addAction(self.noLanguageAct) | 1904 self.languagesActGrp.addAction(self.noLanguageAct) |
| 1886 menu.addSeparator() | 1905 menu.addSeparator() |
| 1887 | 1906 |
| 1888 self.supportedLanguages = {} | 1907 self.supportedLanguages = {} |
| 1889 supportedLanguages = Lexers.getSupportedLanguages() | 1908 supportedLanguages = Lexers.getSupportedLanguages() |
| 1890 languages = supportedLanguages.keys() | 1909 languages = sorted(list(supportedLanguages.keys())) |
| 1891 languages.sort() | |
| 1892 for language in languages: | 1910 for language in languages: |
| 1893 if language != "Guessed": | 1911 if language != "Guessed": |
| 1894 self.supportedLanguages[language] = supportedLanguages[language][:] | 1912 self.supportedLanguages[language] = supportedLanguages[language][:] |
| 1895 act = menu.addAction(self.supportedLanguages[language][0]) | 1913 act = menu.addAction(self.supportedLanguages[language][0]) |
| 1896 act.setCheckable(True) | 1914 act.setCheckable(True) |
| 2137 if not fn: | 2155 if not fn: |
| 2138 return "" | 2156 return "" |
| 2139 | 2157 |
| 2140 try: | 2158 try: |
| 2141 if createIt and not os.path.exists(fn): | 2159 if createIt and not os.path.exists(fn): |
| 2142 f = open(fn, "wb") | 2160 f = open(fn, "w") |
| 2143 f.close() | 2161 f.close() |
| 2144 f = open(fn, 'rb') | 2162 f = open(fn, 'r') |
| 2145 except IOError: | 2163 except IOError as why: |
| 2146 QMessageBox.critical(self, self.trUtf8('Open File'), | 2164 QMessageBox.critical(self, self.trUtf8('Open File'), |
| 2147 self.trUtf8('<p>The file <b>{0}</b> could not be opened.</p>') | 2165 self.trUtf8('<p>The file <b>{0}</b> could not be opened.</p>' |
| 2148 .format(fn)) | 2166 '<p>Reason: {1}</p>') |
| 2167 .format(fn, str(why))) | |
| 2149 raise | 2168 raise |
| 2150 | 2169 |
| 2151 txt = f.readline() | 2170 try: |
| 2171 txt = f.readline() | |
| 2172 except UnicodeDecodeError as why: | |
| 2173 QMessageBox.critical(self, self.trUtf8('Open File'), | |
| 2174 self.trUtf8('<p>The file <b>{0}</b> could not be opened.</p>' | |
| 2175 '<p>Reason: {1}</p>') | |
| 2176 .format(fn, str(why))) | |
| 2177 raise | |
| 2152 f.close() | 2178 f.close() |
| 2153 return txt | 2179 return txt |
| 2154 | 2180 |
| 2155 ########################################################## | 2181 ########################################################## |
| 2156 ## Methods needed for the search functionality | 2182 ## Methods needed for the search functionality |
