Mercurial Repositories > eric / file comparison
comparison: eric6/QScintilla/TypingCompleters/CompleterYaml.py
eric6/QScintilla/TypingCompleters/CompleterYaml.py
- changeset 7281
- 8087ef6df2e4
- child 7360
- 9190402e4505
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| 7280:eb15faf0e3e2 | 7281:8087ef6df2e4 |
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| 1 # -*- coding: utf-8 -*- | |
| 2 | |
| 3 # Copyright (c) 2019 Detlev Offenbach <detlev@die-offenbachs.de> | |
| 4 # | |
| 5 | |
| 6 """ | |
| 7 Module implementing a typing completer for Python. | |
| 8 """ | |
| 9 | |
| 10 import re | |
| 11 | |
| 12 from PyQt5.Qsci import QsciScintilla | |
| 13 | |
| 14 from .CompleterBase import CompleterBase | |
| 15 | |
| 16 import Preferences | |
| 17 | |
| 18 | |
| 19 class CompleterYaml(CompleterBase): | |
| 20 """ | |
| 21 Class implementing typing completer for Python. | |
| 22 """ | |
| 23 def __init__(self, editor, parent=None): | |
| 24 """ | |
| 25 Constructor | |
| 26 | |
| 27 @param editor reference to the editor object | |
| 28 @type QScintilla.Editor | |
| 29 @param parent reference to the parent object | |
| 30 @type QObject | |
| 31 """ | |
| 32 super(CompleterYaml, self).__init__(editor, parent) | |
| 33 | |
| 34 self.readSettings() | |
| 35 | |
| 36 def readSettings(self): | |
| 37 """ | |
| 38 Public slot called to reread the configuration parameters. | |
| 39 """ | |
| 40 self.setEnabled( | |
| 41 Preferences.getEditorTyping("Yaml/EnabledTypingAids")) | |
| 42 self.__insertClosingBrace = Preferences.getEditorTyping( | |
| 43 "Yaml/InsertClosingBrace") | |
| 44 self.__skipBrace = Preferences.getEditorTyping( | |
| 45 "Yaml/SkipBrace") | |
| 46 self.__insertQuote = Preferences.getEditorTyping( | |
| 47 "Yaml/InsertQuote") | |
| 48 self.__autoIndentation = Preferences.getEditorTyping( | |
| 49 "Yaml/AutoIndentation") | |
| 50 self.__colonDetection = Preferences.getEditorTyping( | |
| 51 "Yaml/ColonDetection") | |
| 52 self.__insertBlankDash = Preferences.getEditorTyping( | |
| 53 "Yaml/InsertBlankDash") | |
| 54 self.__insertBlankColon = Preferences.getEditorTyping( | |
| 55 "Yaml/InsertBlankColon") | |
| 56 self.__insertBlankQuestion = Preferences.getEditorTyping( | |
| 57 "Yaml/InsertBlankQuestion") | |
| 58 self.__insertBlankComma = Preferences.getEditorTyping( | |
| 59 "Yaml/InsertBlankComma") | |
| 60 | |
| 61 def charAdded(self, charNumber): | |
| 62 """ | |
| 63 Public slot called to handle the user entering a character. | |
| 64 | |
| 65 @param charNumber value of the character entered | |
| 66 @type int | |
| 67 """ | |
| 68 char = chr(charNumber) | |
| 69 if char not in ['{', '}', '[', ']', "'", '"', '-', ':', '?', ',', | |
| 70 '\n']: | |
| 71 return # take the short route | |
| 72 | |
| 73 line, col = self.editor.getCursorPosition() | |
| 74 | |
| 75 if self.__inComment(line, col): | |
| 76 return | |
| 77 | |
| 78 # open curly brace | |
| 79 # insert closing brace | |
| 80 if char == '{': | |
| 81 if self.__insertClosingBrace: | |
| 82 self.editor.insert('}') | |
| 83 | |
| 84 # open bracket | |
| 85 # insert closing bracket | |
| 86 elif char == '[': | |
| 87 if self.__insertClosingBrace: | |
| 88 self.editor.insert(']') | |
| 89 | |
| 90 # closing parenthesis | |
| 91 # skip matching closing parenthesis | |
| 92 elif char in ['}', ']']: | |
| 93 txt = self.editor.text(line) | |
| 94 if col < len(txt) and char == txt[col]: | |
| 95 if self.__skipBrace: | |
| 96 self.editor.setSelection(line, col, line, col + 1) | |
| 97 self.editor.removeSelectedText() | |
| 98 | |
| 99 # dash | |
| 100 # insert blank | |
| 101 elif char == '-': | |
| 102 if self.__insertBlankDash: | |
| 103 self.editor.insert(' ') | |
| 104 self.editor.setCursorPosition(line, col + 1) | |
| 105 | |
| 106 # colon | |
| 107 # 1. skip colon if not last character | |
| 108 # 2. insert blank if last character | |
| 109 elif char == ':': | |
| 110 text = self.editor.text(line) | |
| 111 if col < len(text) and char == text[col]: | |
| 112 if self.__colonDetection: | |
| 113 self.editor.setSelection(line, col, line, col + 1) | |
| 114 self.editor.removeSelectedText() | |
| 115 elif self.__insertBlankColon: | |
| 116 if col == len(text.rstrip()): | |
| 117 self.editor.insert(' ') | |
| 118 self.editor.setCursorPosition(line, col + 1) | |
| 119 | |
| 120 # question mark | |
| 121 # insert blank | |
| 122 elif char == '?': | |
| 123 if self.__insertBlankQuestion: | |
| 124 self.editor.insert(' ') | |
| 125 self.editor.setCursorPosition(line, col + 1) | |
| 126 | |
| 127 # comma | |
| 128 # insert blank | |
| 129 elif char == ',': | |
| 130 if self.__insertBlankComma: | |
| 131 self.editor.insert(' ') | |
| 132 self.editor.setCursorPosition(line, col + 1) | |
| 133 | |
| 134 # double quote | |
| 135 # insert double quote | |
| 136 elif char == '"': | |
| 137 if self.__insertQuote: | |
| 138 self.editor.insert('"') | |
| 139 | |
| 140 # quote | |
| 141 # insert quote | |
| 142 elif char == "'": | |
| 143 if self.__insertQuote: | |
| 144 self.editor.insert("'") | |
| 145 | |
| 146 # new line | |
| 147 # indent after line ending with ':' | |
| 148 elif char == '\n': | |
| 149 if self.__autoIndentation: | |
| 150 txt = self.editor.text(line - 1) | |
| 151 match = re.search( | |
| 152 "(?:\||\|-|\|\+|>|>-|>\+|-|:)(\s*)\r?\n", | |
| 153 # __IGNORE_WARNING_W605__ | |
| 154 txt) | |
| 155 if match is not None: | |
| 156 startBlanks = match.start(1) | |
| 157 endBlanks = match.end(1) | |
| 158 if startBlanks != -1 and startBlanks != endBlanks: | |
| 159 # previous line ends with whitespace, e.g. caused by | |
| 160 # blank insertion above | |
| 161 self.editor.setSelection(line - 1, startBlanks, | |
| 162 line - 1, endBlanks) | |
| 163 self.editor.removeSelectedText() | |
| 164 | |
| 165 self.editor.indent(line) | |
| 166 self.editor.setCursorPosition(line, 0) | |
| 167 self.editor.editorCommand(QsciScintilla.SCI_VCHOME) | |
| 168 | |
| 169 def __inComment(self, line, col): | |
| 170 """ | |
| 171 Private method to check, if the cursor is inside a comment. | |
| 172 | |
| 173 @param line current line | |
| 174 @type int | |
| 175 @param col current position within line | |
| 176 @type int | |
| 177 @return flag indicating, if the cursor is inside a comment | |
| 178 @rtype bool | |
| 179 """ | |
| 180 txt = self.editor.text(line) | |
| 181 if col == len(txt): | |
| 182 col -= 1 | |
| 183 while col >= 0: | |
| 184 if txt[col] == "#": | |
| 185 return True | |
| 186 col -= 1 | |
| 187 return False |
