119 lines
3.7 KiB
C++
119 lines
3.7 KiB
C++
#include "faulttable.h"
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#include <QVBoxLayout>
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#include <QHBoxLayout>
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#include <QTableWidget>
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#include <QHeaderView>
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#include <QLabel>
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#include <QPushButton>
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#include "global.h"
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FaultTable::FaultTable(QWidget* parent)
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: QWidget(parent)
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{
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QVBoxLayout* lay = new QVBoxLayout(this);
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lay->setContentsMargins(0, 0, 0, 0);
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lay->setSpacing(10);
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// 分页行（上一页 / 页码 / 下一页）
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QHBoxLayout* nav = new QHBoxLayout();
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nav->addStretch(1);
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m_prev = new QPushButton("上一页", this);
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m_prev->setFixedSize(160, 64);
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connect(m_prev, &QPushButton::clicked, this, [this]() {
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if (m_page > 0) { setPage(m_page - 1); emit pageChanged(m_page); }
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});
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m_pageLabel = new QLabel("1/1", this);
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m_pageLabel->setAlignment(Qt::AlignCenter);
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m_pageLabel->setStyleSheet(QString("color:%1;font-size:22px;").arg(C::TEXT));
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m_pageLabel->setFixedWidth(140);
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m_next = new QPushButton("下一页", this);
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m_next->setFixedSize(160, 64);
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connect(m_next, &QPushButton::clicked, this, [this]() {
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if (m_page < pageCount() - 1) { setPage(m_page + 1); emit pageChanged(m_page); }
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});
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nav->addWidget(m_prev);
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nav->addWidget(m_pageLabel);
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nav->addWidget(m_next);
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lay->addLayout(nav);
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// 表格
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m_table = new QTableWidget(this);
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m_table->setColumnCount(3);
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m_table->setHorizontalHeaderLabels(QStringList() << "序号" << "故障时间" << "故障名称");
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m_table->setEditTriggers(QAbstractItemView::NoEditTriggers);
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m_table->setSelectionBehavior(QAbstractItemView::SelectRows);
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m_table->setSelectionMode(QAbstractItemView::SingleSelection);
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m_table->verticalHeader()->setVisible(false);
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m_table->setAlternatingRowColors(true);
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m_table->horizontalHeader()->setSectionResizeMode(QHeaderView::Stretch);
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m_table->horizontalHeader()->setSectionResizeMode(0, QHeaderView::Fixed);
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m_table->setColumnWidth(0, 120);
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m_table->horizontalHeader()->setSectionResizeMode(2, QHeaderView::Stretch);
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m_table->verticalHeader()->setDefaultSectionSize(100);
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m_table->verticalHeader()->setSectionResizeMode(QHeaderView::Fixed);
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connect(m_table, &QTableWidget::cellClicked, this, [this](int row, int) {
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int global = m_page * m_pageSize + row;
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if (global >= 0 && global < m_data.size())
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emit rowClicked(global);
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});
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lay->addWidget(m_table, 1);
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refresh();
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}
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void FaultTable::setData(const QVector<FaultRecord>& data)
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{
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m_data = data;
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if (m_page >= pageCount() && pageCount() > 0)
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m_page = pageCount() - 1;
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refresh();
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}
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void FaultTable::setPage(int p)
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{
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m_page = qBound(0, p, qMax(0, pageCount() - 1));
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refresh();
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}
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int FaultTable::pageCount() const
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{
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if (m_data.isEmpty()) return 1;
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return (m_data.size() + m_pageSize - 1) / m_pageSize;
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}
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void FaultTable::refresh()
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{
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m_table->setRowCount(0);
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m_table->setRowCount(m_pageSize);
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int start = m_page * m_pageSize;
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for (int r = 0; r < m_pageSize; ++r) {
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int idx = start + r;
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bool has = idx < m_data.size();
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for (int c = 0; c < 3; ++c) {
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QTableWidgetItem* it = new QTableWidgetItem();
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it->setTextAlignment(Qt::AlignCenter);
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if (has) {
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const FaultRecord& rec = m_data[idx];
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if (c == 0) it->setText(QString::number(idx + 1));
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else if (c == 1) it->setText(rec.time);
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else it->setText(rec.desc);
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}
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m_table->setItem(r, c, it);
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}
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}
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// 空数据显示提示
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if (m_data.isEmpty()) {
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m_table->clearSelection();
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}
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m_pageLabel->setText(QString("%1/%2").arg(m_page + 1).arg(pageCount()));
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m_prev->setEnabled(m_page > 0);
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m_next->setEnabled(m_page < pageCount() - 1);
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}
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