41 lines
1.5 KiB
C++
41 lines
1.5 KiB
C++
#include "attributeTableDelegate.h"
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#include <QPainter>
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AttributeTableDelegate::AttributeTableDelegate(QTableView* view, QObject *parent)
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: QStyledItemDelegate(parent)
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, m_tableView(view)
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{
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}
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AttributeTableDelegate::~AttributeTableDelegate()
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{}
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void AttributeTableDelegate::paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const
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{
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if(index.column() == 0)
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{
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QString text = index.data(Qt::DisplayRole).toString();
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if(text.contains("-") && m_tableView && m_tableView->model()) //删除项,整行画一条红线
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{
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int row = index.row();
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for(int col = 0; col < m_tableView->model()->columnCount(); col++)
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{
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QModelIndex index = m_tableView->model()->index(row, col);
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QRect rect = m_tableView->visualRect(index);
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painter->save();
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painter->setPen(Qt::red);
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painter->drawLine(rect.x(), rect.y() + rect.height()*0.5, rect.x() + rect.width(), rect.y() + rect.height()*0.5); //painter属于view，所以要以view的坐标系为标准
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painter->restore();
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QStyledItemDelegate::paint(painter, option, index);
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}
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}
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}
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else if (index.data(Qt::UserRole + 1).toBool())
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{
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QStyleOptionViewItem opt = option;
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initStyleOption(&opt, index);
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opt.font.setBold(true);
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QStyledItemDelegate::paint(painter, opt, index);
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}
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}
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