--- a/eric6/Preferences/__init__.py Sun Oct 27 18:09:46 2019 +0100 +++ b/eric6/Preferences/__init__.py Sun Oct 27 19:20:41 2019 +0100 @@ -475,6 +475,7 @@ "ZoomFactor": 0, + "PreviewRefreshWaitTimer": 500, # wait time in milliseconds "PreviewHtmlFileNameExtensions": ["html", "htm", "svg", "asp", "kid"], "PreviewMarkdownFileNameExtensions": ["md", "markdown"], "PreviewRestFileNameExtensions": ["rst"], @@ -2044,7 +2045,8 @@ "PostScriptLevel", "EOLMode", "ZoomFactor", "WhitespaceSize", "OnlineSyntaxCheckInterval", "OnlineChangeTraceInterval", "WrapLongLinesMode", "WrapVisualFlag", "WrapIndentMode", - "WrapStartIndent", "CallTipsPosition", "VirtualSpaceOptions"]: + "WrapStartIndent", "CallTipsPosition", "VirtualSpaceOptions", + "PreviewRefreshWaitTimer"]: return int(prefClass.settings.value( "Editor/" + key, prefClass.editorDefaults[key])) elif key in ["AdditionalOpenFilters", "AdditionalSaveFilters",