115 lines
2.8 KiB
C++
115 lines
2.8 KiB
C++
#include "ordertypedelegate.h"
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// ==================== OrderTypeDelegate ====================
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OrderTypeDelegate::OrderTypeDelegate(QObject *parent)
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: QStyledItemDelegate(parent)
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{
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}
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void OrderTypeDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option,
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const QModelIndex &index) const
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{
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if (!index.isValid()) return;
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// 保存原始渲染状态
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painter->save();
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// 获取单元格文本
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QString type = index.data(Qt::DisplayRole).toString();
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// 设置背景色
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if (type == "买入") {
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painter->fillRect(option.rect, m_buyColor);
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}
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else if (type == "卖出") {
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painter->fillRect(option.rect, m_sellColor);
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}
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// 恢复原始渲染状态
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painter->restore();
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// 添加悬停效果
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if (option.state & QStyle::State_MouseOver) {
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QColor hoverColor = (type == "买入")
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? m_buyColor.lighter(120)
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: m_sellColor.lighter(120);
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painter->fillRect(option.rect, hoverColor);
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}
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QStyledItemDelegate::paint(painter, option, index);
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}
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void OrderTypeDelegate::setBuyColor(const QColor &color)
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{
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m_buyColor = color;
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}
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void OrderTypeDelegate::setSellColor(const QColor &color)
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{
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m_sellColor = color;
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}
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NumberFormatDelegate::NumberFormatDelegate(QObject *parent)
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: QStyledItemDelegate(parent)
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{
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}
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// 暂时不动，后面只在显示端进行格式化，方便统一处理数据
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QString NumberFormatDelegate::displayText(const QVariant &value, const QLocale &locale) const
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{
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bool ok;
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double num = value.toDouble(&ok);
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if (ok) {
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// 格式化为带千位分隔符的数字
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return locale.toString(num, 'f', 0);
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}
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return QStyledItemDelegate::displayText(value, locale);
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}
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HighlightDelegate::HighlightDelegate(QObject *parent)
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: QStyledItemDelegate(parent)
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{
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}
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void HighlightDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option,
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const QModelIndex &index) const
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{
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QStyleOptionViewItem opt = option;
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initStyleOption(&opt, index);
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// 检查是否需要高亮 - 通过映射到源模型获取高亮状态
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QAbstractItemModel *model = const_cast<QAbstractItemModel*>(index.model());
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QSortFilterProxyModel *proxyModel = qobject_cast<QSortFilterProxyModel*>(model);
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bool isHighlighted = false;
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if (proxyModel) {
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QModelIndex sourceIndex = proxyModel->mapToSource(index);
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isHighlighted = sourceIndex.data(IsHighlightedRole).toBool();
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}
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else {
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isHighlighted = index.data(IsHighlightedRole).toBool();
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}
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if (isHighlighted) {
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// 设置高亮背景
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painter->fillRect(opt.rect, QColor(255, 192, 203)); // 浅黄色背景
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// 设置加粗字体
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QFont boldFont = opt.font;
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boldFont.setBold(true);
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painter->setFont(boldFont);
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// 绘制文本
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painter->setPen(opt.palette.color(QPalette::Text));
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painter->drawText(opt.rect, opt.displayAlignment, opt.text);
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}
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else {
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// 正常绘制
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QStyledItemDelegate::paint(painter, opt, index);
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}
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} |