Files
QTradeProgram/Sqbase/ordertypedelegate.cpp
2025-09-01 11:08:46 +08:00

131 lines
3.3 KiB
C++

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