59 lines
1.1 KiB
C
59 lines
1.1 KiB
C
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#ifndef PAGINGUTIL_H
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#define PAGINGUTIL_H
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#include <qobject.h>
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class PagingUtil : public QObject {
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Q_OBJECT
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public:
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explicit PagingUtil(QObject* parent = nullptr);
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virtual ~PagingUtil();
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PagingUtil& operator=(const PagingUtil& other);
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int getTotalSize() const;
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void setTotalSize(int size);
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int getSizeofPerPage() const;
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void setSizeofPerPage(int size);
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void numberSelected(int number);
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virtual void reCacheNumbers() = 0;
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bool isSelectedNumber(int number) const;
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const QList<int>& getCurCacheNumbers() const {
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return curCacheNumbers;
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}
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int getCurrentSelectedNumber() const {
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return curSelectNumber;
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}
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int getPageSize() const;
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signals:
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void numberArraySizeChanged();
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void numbersChanged();
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void numberSelectChanged();
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protected:
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//total data size
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int totalSize;
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//max number of pages to display
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int sizeofPerPage;
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//current selected number value
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int curSelectNumber;
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//current display numbers
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QList<int> curCacheNumbers;
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private:
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void pre2ReCacheNumbers();
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friend class Pagination;
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};
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#endif // PAGINGUTIL_H
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