81 lines
1.9 KiB
C++
81 lines
1.9 KiB
C++
#include "CTableView.h"
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#include <QHeaderView>
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#include <QtMath>
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CTableView::CTableView(QWidget *parent)
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: QTableView(parent)
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{
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}
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int CTableView::tableColumnWidth()
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{
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return m_nTableColWidth;
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}
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void CTableView::setTableColumnWidth(const int &nWidth)
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{
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m_nTableColWidth = nWidth;
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horizontalHeader()->setDefaultSectionSize(m_nTableColWidth);
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}
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int CTableView::tableRowHeight()
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{
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return m_nTableRowHeight;
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}
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void CTableView::setTableRowHeight(const int &nHeight)
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{
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m_nTableRowHeight = nHeight;
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verticalHeader()->setDefaultSectionSize(m_nTableRowHeight);
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}
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// 自动调整表头宽度以适应文本
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void CTableView::adjustHeaderWidth() {
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QHeaderView *header = horizontalHeader();
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int sections = header->count();
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int maxWidth = 0;
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QFontMetrics fm(header->font());
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int maxWidthThreshold = 200;
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for (int i = 0; i < sections; ++i) {
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QString text = model()->headerData(i, Qt::Horizontal).toString();
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int width = fm.width(text) + 10; // 加上一些额外空间
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maxWidth = qMax(maxWidth, width);
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}
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int heightBase=30;
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int heightCount=1;
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for (int i = 0; i < sections; ++i) {
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QString text = model()->headerData(i, Qt::Horizontal).toString();
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int width = fm.width(text) + 20; // 加上一些额外空间
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// 如果宽度超过阈值，则换行
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if (width > maxWidthThreshold) {
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header->resizeSection(i, maxWidthThreshold);
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qreal tmpHeightCount=qreal(width)/qreal(maxWidthThreshold);
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if(tmpHeightCount>heightCount){
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heightCount=qCeil(tmpHeightCount);
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}
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} else {
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if(i==0)
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{
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maxWidth=210;
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}
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header->resizeSection(i, maxWidth);
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heightCount=2;
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}
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}
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header->setFixedHeight(heightCount*heightBase);
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}
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void CTableView::showEvent(QShowEvent *event){
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QTableView::showEvent(event);
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adjustHeaderWidth();
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}
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