rulecodeeditor.h

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#ifndef OPENSWMMVIS_UI_WIDGETS_RULECODEEDITOR_H
#define OPENSWMMVIS_UI_WIDGETS_RULECODEEDITOR_H
 
#include <QPointer>
#include <QTextEdit>
 
class QCompleter;
class QStringListModel;
class SWMMModelLayer;
 
namespace openswmmvis::controls { class RuleSyntaxHighlighter; }
 
namespace openswmmvis::ui {
 
class RuleCodeEditor : public QTextEdit
{
    Q_OBJECT
 
public:
    explicit RuleCodeEditor(QWidget *parent = nullptr);
    ~RuleCodeEditor() override;
 
    void setModelLayer(SWMMModelLayer *layer);
 
    openswmmvis::controls::RuleSyntaxHighlighter *highlighter() const noexcept
    { return m_highlighter; }
 
    QCompleter *completer() const noexcept { return m_completer; }
 
protected:
    void keyPressEvent(QKeyEvent *e) override;
    void focusInEvent(QFocusEvent *e) override;
 
private slots:
    void insertCompletion_(const QString &completion);
 
private:
    QString textUnderCursor_() const;
 
    void rebuildCompletions_();
 
    void showCompleter_(const QString &prefix);
 
    QPointer<SWMMModelLayer>                          m_layer;
    openswmmvis::controls::RuleSyntaxHighlighter     *m_highlighter   = nullptr;
    QCompleter                                        *m_completer    = nullptr;
    QStringListModel                                  *m_complModel   = nullptr;
};
 
} // namespace openswmmvis::ui
 
#endif // OPENSWMMVIS_UI_WIDGETS_RULECODEEDITOR_H