44 lines
1.0 KiB
C++
44 lines
1.0 KiB
C++
#ifndef EXPRESSIONSORTER_H
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#define EXPRESSIONSORTER_H
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#include "sorter.h"
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#include <QQmlScriptString>
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class QQmlExpression;
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namespace qqsfpm {
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class QQmlSortFilterProxyModel;
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class ExpressionSorter : public Sorter
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{
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Q_OBJECT
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Q_PROPERTY(QQmlScriptString expression READ expression WRITE setExpression NOTIFY expressionChanged)
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public:
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using Sorter::Sorter;
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const QQmlScriptString& expression() const;
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void setExpression(const QQmlScriptString& scriptString);
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void proxyModelCompleted(const QQmlSortFilterProxyModel& proxyModel) override;
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Q_SIGNALS:
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void expressionChanged();
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protected:
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int compare(const QModelIndex& sourceLeft, const QModelIndex& sourceRight, const QQmlSortFilterProxyModel& proxyModel) const override;
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private:
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void updateContext(const QQmlSortFilterProxyModel& proxyModel);
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void updateExpression();
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QQmlScriptString m_scriptString;
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QQmlExpression* m_expression = nullptr;
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QQmlContext* m_context = nullptr;
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};
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}
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#endif // EXPRESSIONSORTER_H
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