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RSS订阅原创 QTabelWidget 获取任意一个控件在表格的位置
//pBtn 是setCellWidget关联表格控件 QPoint _pt=pBtn->mapToGlobal(QPoint(0,0));_pt=_tableInfo.mapFromGlobal(_pt);int _headerHeight=_tableInfo.horizontalHeader()->height();_pt -=QPoint(0,_headerHeight);QModelIndex _index=_tableInfo.indexAt(_pt);通过坐标系的转.
2021-06-24 09:20:36
427
原创 QSortFilterProxyModel 简单的应用
class CustomSortFilterProxyModel:public QSortFilterProxyModel{ Q_OBJECTpublic: explicit CustomSortFilterProxyModel(QObject *parent = Q_NULLPTR):QSortFilterProxyModel(parent){} ~CustomSortFilterProxyModel(){}public slots: void inputValue.
2021-05-25 08:50:37
283
原创 QTableWidget 添加委托
class SvgItemDesDlgTableWidgetDelegate:public QItemDelegate{ Q_OBJECTpublic: explicit SvgItemDesDlgTableWidgetDelegate(QObject* parent=nullptr) :QItemDelegate(parent) {} ~SvgItemDesDlgTableWidgetDelegate(){} // QAbstractItem.
2021-05-24 14:41:22
345
原创 Qt 字符串转double类型
//判断是否是数字static inline bool isDigit(ushort ch){ static quint16 magic = 0x3ff; return ((ch >> 4) == 3) && (magic >> (ch & 15));}//字符转换static qreal toDouble(const QChar *&str){ const int maxLen = 255;//technica.
2021-05-20 14:32:16
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