Mercurial Repositories > eric / file comparison
comparison: eric7/E5Gui/E5ErrorMessage.py
eric7/E5Gui/E5ErrorMessage.py
- branch
- eric7
- changeset 8356
- 68ec9c3d4de5
- parent 8355
- 8a7677a63c8d
- child 8357
- a081458cc57b
equal
deleted
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| 8355:8a7677a63c8d | 8356:68ec9c3d4de5 |
|---|---|
| 1 # -*- coding: utf-8 -*- | |
| 2 | |
| 3 # Copyright (c) 2013 - 2021 Detlev Offenbach <detlev@die-offenbachs.de> | |
| 4 # | |
| 5 | |
| 6 """ | |
| 7 Module implementing a specialized error message dialog. | |
| 8 """ | |
| 9 | |
| 10 import contextlib | |
| 11 | |
| 12 from PyQt6.QtCore import ( | |
| 13 qInstallMessageHandler, Qt, Q_ARG, QSettings, QtMsgType, QThread, | |
| 14 QMetaObject | |
| 15 ) | |
| 16 from PyQt6.QtWidgets import QErrorMessage, QDialog | |
| 17 | |
| 18 from E5Gui.E5Application import e5App | |
| 19 | |
| 20 import Globals | |
| 21 import Utilities | |
| 22 import Preferences | |
| 23 | |
| 24 | |
| 25 _msgHandlerDialog = None | |
| 26 _origMsgHandler = None | |
| 27 | |
| 28 _filterSettings = QSettings( | |
| 29 QSettings.Format.IniFormat, | |
| 30 QSettings.Scope.UserScope, | |
| 31 Globals.settingsNameOrganization, | |
| 32 "eric7messagefilters") | |
| 33 _defaultFilters = [ | |
| 34 "QFont::", | |
| 35 "QCocoaMenu::removeMenuItem", | |
| 36 "QCocoaMenu::insertNative", | |
| 37 ",type id:", | |
| 38 "Remote debugging server started successfully", | |
| 39 "Uncaught SecurityError:", | |
| 40 "Content Security Policy", | |
| 41 "QXcbClipboard:", | |
| 42 "QXcbConnection: XCB error", | |
| 43 "libpng warning: iCCP:", | |
| 44 "Uncaught ReferenceError: $ is not defined", | |
| 45 ] | |
| 46 | |
| 47 | |
| 48 def filterMessage(message): | |
| 49 """ | |
| 50 Module function to filter messages. | |
| 51 | |
| 52 @param message message to be checked | |
| 53 @type str | |
| 54 @return flag indicating that the message should be filtered out | |
| 55 @rtype bool | |
| 56 """ | |
| 57 return any( | |
| 58 filterStr in message | |
| 59 for filterStr in Globals.toList(_filterSettings.value( | |
| 60 "MessageFilters", [])) + _defaultFilters | |
| 61 ) | |
| 62 | |
| 63 | |
| 64 class E5ErrorMessage(QErrorMessage): | |
| 65 """ | |
| 66 Class implementing a specialized error message dialog. | |
| 67 """ | |
| 68 def __init__(self, parent=None): | |
| 69 """ | |
| 70 Constructor | |
| 71 | |
| 72 @param parent reference to the parent widget | |
| 73 @type QWidget | |
| 74 """ | |
| 75 super().__init__(parent) | |
| 76 | |
| 77 def showMessage(self, message, msgType=""): | |
| 78 """ | |
| 79 Public method to show a message. | |
| 80 | |
| 81 @param message error message to be shown | |
| 82 @type str | |
| 83 @param msgType type of the error message | |
| 84 @type str | |
| 85 """ | |
| 86 if not filterMessage(message): | |
| 87 if msgType: | |
| 88 super().showMessage(message, msgType) | |
| 89 else: | |
| 90 super().showMessage(message) | |
| 91 | |
| 92 def editMessageFilters(self): | |
| 93 """ | |
| 94 Public method to edit the list of message filters. | |
| 95 """ | |
| 96 from .E5ErrorMessageFilterDialog import E5ErrorMessageFilterDialog | |
| 97 dlg = E5ErrorMessageFilterDialog( | |
| 98 Globals.toList(_filterSettings.value( | |
| 99 "MessageFilters", []))) | |
| 100 if dlg.exec() == QDialog.DialogCode.Accepted: | |
| 101 filters = dlg.getFilters() | |
| 102 _filterSettings.setValue("MessageFilters", filters) | |
| 103 | |
| 104 | |
| 105 def messageHandler(msgType, context, message): | |
| 106 """ | |
| 107 Module function handling messages. | |
| 108 | |
| 109 @param msgType type of the message | |
| 110 @type int, QtMsgType | |
| 111 @param context context information | |
| 112 @type QMessageLogContext | |
| 113 @param message message to be shown | |
| 114 @type bytes | |
| 115 """ | |
| 116 if _msgHandlerDialog: | |
| 117 if msgType.value < Preferences.getUI("MinimumMessageTypeSeverity"): | |
| 118 # severity is lower than configured | |
| 119 # just ignore the message | |
| 120 return | |
| 121 | |
| 122 with contextlib.suppress(RuntimeError): | |
| 123 if msgType == QtMsgType.QtDebugMsg: | |
| 124 messageType = "Debug Message:" | |
| 125 elif msgType == QtMsgType.QtInfoMsg: | |
| 126 messageType = "Info Message:" | |
| 127 elif msgType == QtMsgType.QtWarningMsg: | |
| 128 messageType = "Warning:" | |
| 129 elif msgType == QtMsgType.QtCriticalMsg: | |
| 130 messageType = "Critical:" | |
| 131 elif msgType == QtMsgType.QtFatalMsg: | |
| 132 messageType = "Fatal Error:" | |
| 133 if isinstance(message, bytes): | |
| 134 message = Utilities.decodeBytes(message) | |
| 135 if filterMessage(message): | |
| 136 return | |
| 137 message = ( | |
| 138 message.replace("\r\n", "<br/>") | |
| 139 .replace("\n", "<br/>") | |
| 140 .replace("\r", "<br/>") | |
| 141 ) | |
| 142 msg = ( | |
| 143 ( | |
| 144 "<p><b>{0}</b></p><p>{1}</p><p>File: {2}</p>" | |
| 145 "<p>Line: {3}</p><p>Function: {4}</p>" | |
| 146 ).format(messageType, Utilities.html_uencode(message), | |
| 147 context.file, context.line, context.function) | |
| 148 if context.file is not None else | |
| 149 "<p><b>{0}</b></p><p>{1}</p>".format( | |
| 150 messageType, Utilities.html_uencode(message)) | |
| 151 ) | |
| 152 if QThread.currentThread() == e5App().thread(): | |
| 153 _msgHandlerDialog.showMessage(msg) | |
| 154 else: | |
| 155 QMetaObject.invokeMethod( | |
| 156 _msgHandlerDialog, | |
| 157 "showMessage", | |
| 158 Qt.ConnectionType.QueuedConnection, | |
| 159 Q_ARG(str, msg)) | |
| 160 return | |
| 161 elif _origMsgHandler: | |
| 162 _origMsgHandler(msgType, message) | |
| 163 return | |
| 164 | |
| 165 if msgType == QtMsgType.QtDebugMsg: | |
| 166 messageType = "Debug Message" | |
| 167 elif msgType == QtMsgType.QtInfoMsg: | |
| 168 messageType = "Info Message:" | |
| 169 elif msgType == QtMsgType.QtWarningMsg: | |
| 170 messageType = "Warning" | |
| 171 elif msgType == QtMsgType.QtCriticalMsg: | |
| 172 messageType = "Critical" | |
| 173 elif msgType == QtMsgType.QtFatalMsg: | |
| 174 messageType = "Fatal Error" | |
| 175 if isinstance(message, bytes): | |
| 176 message = message.decode() | |
| 177 print("{0}: {1} in {2} at line {3} ({4})".format( | |
| 178 messageType, message, context.file, context.line, | |
| 179 context.function)) | |
| 180 | |
| 181 | |
| 182 def qtHandler(): | |
| 183 """ | |
| 184 Module function to install an E5ErrorMessage dialog as the global | |
| 185 message handler. | |
| 186 | |
| 187 @return reference to the message handler dialog | |
| 188 @rtype E5ErrorMessage | |
| 189 """ | |
| 190 global _msgHandlerDialog, _origMsgHandler | |
| 191 | |
| 192 if _msgHandlerDialog is None: | |
| 193 # Install an E5ErrorMessage dialog as the global message handler. | |
| 194 _msgHandlerDialog = E5ErrorMessage() | |
| 195 _origMsgHandler = qInstallMessageHandler(messageHandler) | |
| 196 | |
| 197 return _msgHandlerDialog | |
| 198 | |
| 199 | |
| 200 def editMessageFilters(): | |
| 201 """ | |
| 202 Module function to edit the list of message filters. | |
| 203 """ | |
| 204 if _msgHandlerDialog: | |
| 205 _msgHandlerDialog.editMessageFilters() | |
| 206 else: | |
| 207 print("No message handler installed.") | |
| 208 | |
| 209 | |
| 210 def messageHandlerInstalled(): | |
| 211 """ | |
| 212 Module function to check, if a message handler was installed. | |
| 213 | |
| 214 @return flag indicating an installed message handler | |
| 215 @rtype bool | |
| 216 """ | |
| 217 return _msgHandlerDialog is not None | |
| 218 | |
| 219 # | |
| 220 # eflag: noqa = M801 |
