64 lines
1.1 KiB
C++
64 lines
1.1 KiB
C++
#ifndef CODEEDITOR_H
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#define CODEEDITOR_H
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#include <QPlainTextEdit>
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#include <QObject>
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#include <QList>
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class QPaintEvent;
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class QResizeEvent;
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class QSize;
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class QWidget;
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class LineNumberArea;
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class CodeEditor : public QPlainTextEdit
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{
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Q_OBJECT
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public:
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CodeEditor(QWidget *parent = 0);
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void lineNumberAreaPaintEvent(QPaintEvent *event);
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int lineNumberAreaWidth();
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void highlightErrors(const QList<int> &errorLines);
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protected:
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void resizeEvent(QResizeEvent *event);
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private slots:
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void updateLineNumberAreaWidth(int newBlockCount);
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//void highlightCurrentLine();
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void updateLineNumberArea(const QRect &, int);
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private:
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QWidget *lineNumberArea;
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};
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class LineNumberArea : public QWidget
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{
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public:
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LineNumberArea(CodeEditor *editor) : QWidget(editor)
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{
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codeEditor = editor;
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}
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QSize sizeHint() const
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{
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return QSize(codeEditor->lineNumberAreaWidth(), 0);
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}
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protected:
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void paintEvent(QPaintEvent *event)
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{
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codeEditor->lineNumberAreaPaintEvent(event);
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}
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private:
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CodeEditor *codeEditor;
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};
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#endif // CODEEDITOR_H
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