improve highlighting settings to also show errors with different color
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@ -28,7 +28,7 @@
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#include <QTextBlock>
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#include <QUrl>
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CodeEditor::CodeEditor(QWidget *parent) : QPlainTextEdit(parent), highlight(-1)
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CodeEditor::CodeEditor(QWidget *parent) : QPlainTextEdit(parent), highlight(NO_HIGHLIGHT)
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{
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help_action = new QShortcut(QKeySequence::fromString("Ctrl+?"), parent);
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connect(help_action, &QShortcut::activated, this, &CodeEditor::get_help);
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@ -94,11 +94,9 @@ void CodeEditor::setFont(const QFont &newfont)
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document()->setDefaultFont(newfont);
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}
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void CodeEditor::setHighlight(int block)
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void CodeEditor::setCursor(int block)
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{
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highlight = block;
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// also move cursor to current position
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// move cursor to given position
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auto cursor = textCursor();
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int moves = block - cursor.blockNumber();
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if (moves < 0)
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@ -106,6 +104,17 @@ void CodeEditor::setHighlight(int block)
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else
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cursor.movePosition(QTextCursor::Down, QTextCursor::MoveAnchor, moves);
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setTextCursor(cursor);
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}
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void CodeEditor::setHighlight(int block, bool error)
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{
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if (error)
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highlight = -block;
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else
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highlight = block;
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// also reset the cursor
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setCursor(block);
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// update graphics
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repaint();
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@ -173,12 +182,17 @@ void CodeEditor::lineNumberAreaPaintEvent(QPaintEvent *event)
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while (block.isValid() && top <= event->rect().bottom()) {
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if (block.isVisible() && bottom >= event->rect().top()) {
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QString number = QString::number(blockNumber + 1) + " ";
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if ((highlight < 0) || (blockNumber != highlight)) {
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if ((highlight == NO_HIGHLIGHT) || (blockNumber != std::abs(highlight))) {
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painter.setPen(Qt::black);
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} else {
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number = QString(">") + QString::number(blockNumber + 1) + "<";
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painter.fillRect(0, top, lineNumberArea->width(), fontMetrics().height(),
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Qt::darkRed);
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if (highlight < 0)
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painter.fillRect(0, top, lineNumberArea->width(), fontMetrics().height(),
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Qt::darkRed);
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else
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painter.fillRect(0, top, lineNumberArea->width(), fontMetrics().height(),
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Qt::darkGreen);
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painter.setPen(Qt::white);
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}
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painter.drawText(0, top, lineNumberArea->width(), fontMetrics().height(),
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