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d4ef409711
QScintilla seems to reset many settings when setLexer is called, so we need to restore the font when switching from the lexer modes to the mode without lexer (plain text). See issue #1793.
118 lines
4.5 KiB
C++
118 lines
4.5 KiB
C++
#include "docktextedit.h"
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#include "Settings.h"
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#include <Qsci/qscistyle.h>
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QsciLexerJSON* DockTextEdit::jsonLexer = nullptr;
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QsciLexerXML* DockTextEdit::xmlLexer = nullptr;
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DockTextEdit::DockTextEdit(QWidget* parent) :
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ExtendedScintilla(parent)
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{
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// Create lexer objects if not done yet
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if(jsonLexer == nullptr)
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jsonLexer = new QsciLexerJSON(this);
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if(xmlLexer == nullptr)
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xmlLexer = new QsciLexerXML(this);
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// Set plain text as default
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setLanguage(PlainText);
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jsonLexer->setFoldCompact(false);
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jsonLexer->setHighlightComments(true);
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// Do rest of initialisation
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reloadSettings();
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}
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DockTextEdit::~DockTextEdit()
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{
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}
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void DockTextEdit::reloadSettings()
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{
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// Set the parent settings for both lexers
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reloadLexerSettings(jsonLexer);
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reloadLexerSettings(xmlLexer);
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// Set the databrowser font for the plain text editor.
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plainTextFont = QFont(Settings::getValue("databrowser", "font").toString());
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plainTextFont.setPointSize(Settings::getValue("databrowser", "fontsize").toInt());
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setFont(plainTextFont);
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setupSyntaxHighlightingFormat(jsonLexer, "comment", QsciLexerJSON::CommentLine);
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setupSyntaxHighlightingFormat(jsonLexer, "comment", QsciLexerJSON::CommentBlock);
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setupSyntaxHighlightingFormat(jsonLexer, "keyword", QsciLexerJSON::Keyword);
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setupSyntaxHighlightingFormat(jsonLexer, "keyword", QsciLexerJSON::KeywordLD);
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setupSyntaxHighlightingFormat(jsonLexer, "function", QsciLexerJSON::Operator);
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setupSyntaxHighlightingFormat(jsonLexer, "string", QsciLexerJSON::String);
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setupSyntaxHighlightingFormat(jsonLexer, "table", QsciLexerJSON::Number);
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setupSyntaxHighlightingFormat(jsonLexer, "identifier", QsciLexerJSON::Property);
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// The default style for invalid JSON or unclosed strings uses red
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// background and white foreground, but the current line has
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// precedence, so it is by default white over gray. We change the
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// default to something more readable for the current line at
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// invalid JSON.
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QColor stringColor = QColor(Settings::getValue("syntaxhighlighter", "string_colour").toString());
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jsonLexer->setColor(stringColor, QsciLexerJSON::Error);
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jsonLexer->setColor(stringColor, QsciLexerJSON::UnclosedString);
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QFont errorFont(Settings::getValue("editor", "font").toString());
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errorFont.setPointSize(Settings::getValue("editor", "fontsize").toInt());
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errorFont.setItalic(true);
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jsonLexer->setFont(errorFont, QsciLexerJSON::Error);
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jsonLexer->setFont(errorFont, QsciLexerJSON::UnclosedString);
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jsonLexer->setPaper(jsonLexer->defaultPaper(QsciLexerJSON::String), QsciLexerJSON::Error);
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jsonLexer->setPaper(jsonLexer->defaultPaper(QsciLexerJSON::String), QsciLexerJSON::UnclosedString);
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xmlLexer->setColor(QColor(Settings::getValue("syntaxhighlighter", "foreground_colour").toString()));
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setupSyntaxHighlightingFormat(xmlLexer, "comment", QsciLexerHTML::HTMLComment);
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setupSyntaxHighlightingFormat(xmlLexer, "keyword", QsciLexerHTML::Tag);
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setupSyntaxHighlightingFormat(xmlLexer, "keyword", QsciLexerHTML::XMLTagEnd);
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setupSyntaxHighlightingFormat(xmlLexer, "keyword", QsciLexerHTML::XMLStart);
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setupSyntaxHighlightingFormat(xmlLexer, "keyword", QsciLexerHTML::XMLEnd);
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setupSyntaxHighlightingFormat(xmlLexer, "string", QsciLexerHTML::HTMLDoubleQuotedString);
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setupSyntaxHighlightingFormat(xmlLexer, "string", QsciLexerHTML::HTMLSingleQuotedString);
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setupSyntaxHighlightingFormat(xmlLexer, "table", QsciLexerHTML::HTMLNumber);
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setupSyntaxHighlightingFormat(xmlLexer, "identifier", QsciLexerHTML::Attribute);
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}
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void DockTextEdit::setLanguage(Language lang)
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{
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m_language = lang;
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switch (lang) {
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case PlainText: {
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setLexer(nullptr);
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setFolding(QsciScintilla::NoFoldStyle);
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// This appears to be reset by setLexer
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setFont(plainTextFont);
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break;
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}
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case JSON:
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setLexer(jsonLexer);
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setFolding(QsciScintilla::BoxedTreeFoldStyle);
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break;
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case XML:
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setLexer(xmlLexer);
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setFolding(QsciScintilla::BoxedTreeFoldStyle);
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break;
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}
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}
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void DockTextEdit::setTextInMargin(const QString& text)
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{
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clearMarginText();
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setMarginType(0, QsciScintilla::TextMargin);
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setMarginText(0, text, QsciStyle(QsciScintillaBase::STYLE_LINENUMBER));
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setMarginWidth(0, text);
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reloadCommonSettings();
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}
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void DockTextEdit::clearTextInMargin()
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{
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clearMarginText();
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setMarginLineNumbers(0, true);
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reloadCommonSettings();
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linesChanged();
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}
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