24.QTableView函數使用,右擊菜單實現
阿新 • • 發佈：2018-09-19
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QTableView view(this);
QStandardItemModel model(this);
model.setHorizontalHeaderItem(0,new QStandardItem("Name"));
model.setHorizontalHeaderItem(1,new QStandardItem("Sex"));
model.setHorizontalHeaderItem(2,new QStandardItem("Age"));
model.horizontalHeaderItem(0)->setFont(QFont("Helvetica",20,50)); //設置標題字體
model.setVerticalHeaderItem(0,new QStandardItem("No.1"));
model.setVerticalHeaderItem(1,new QStandardItem("No.2"));
model.setVerticalHeaderItem(2,new QStandardItem("No.3"));
QPixmap pix(":user.png");
pix =pix.scaled(24,24,Qt::KeepAspectRatio);
QStandardItem *itemA=new QStandardItem();
itemA->setData(pix,Qt::DecorationRole); //設置條目圖標
itemA->setData("A",Qt::DisplayRole);
itemA->setData("A:tooltip",Qt::ToolTipRole);
itemA->setData(QFont("宋體",12,QFont::Bold,true),Qt::FontRole); //設置條目字體
itemA->setData(Qt::AlignCenter,Qt::TextAlignmentRole); //設置條目中心對齊
QLinearGradient linearGradient(0,0,100,20);
linearGradient.setColorAt(0.2, Qt::white);
linearGradient.setColorAt(0.6, Qt::green);
linearGradient.setColorAt(1.0, Qt::black);
itemA->setData(QBrush(linearGradient),Qt::BackgroundRole); //設置條目背景色(為漸變色)
model.setItem(0,0,itemA);
model.setItem(0,1,new QStandardItem("B"));
model.setItem(1,0,new QStandardItem("C"));
model.item(0,1)->setTextAlignment(Qt::AlignCenter); //設置條目居中對齊
model.sort(0,Qt::DescendingOrder);
view.sortByColumn(0);
view.setSortingEnabled(true);
view.setAutoScroll
view->horizontalHeader()->setHighlightSections(false);
view.horizontalHeader()->setResizeMode(QHeaderView::Fixed); view.verticalHeader()->setResizeMode(QHeaderView::Fixed);
view.setSelectionMode(QAbstractItemView::NoSelection);
view.verticalHeader()->hide();
view.setSelectionMode(QAbstractItemView::SingleSelection);
//設置選擇模式,表示只能選中單個
view.setSelectionBehavior(QAbstractItemView::SelectRows);
//設置選擇行為,表示只能選擇一行(也可以設置為列,或者單個Item項目)
view.setEditTriggers(QAbstractItemView::NoEditTriggers);
view.horizontalHeader()->setVisible(false); view.verticalHeader()->setVisible(false); view.setShowGrid(false); view.setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff); view.setColumnWidth(0,50); //設置column0(第1列)的寬度為50 view.setRowHeight(0,30); //設置row0(第1行)的高度為30 view.resizeRowsToContents(); //更據當前內容自動調整行距 view.resizeColumnsToContents(); //更據當前內容自動調整列距
view.setFocusPolicy(Qt::NoFocus);
qDebug()<<view.currentIndex().row(); //獲取行號,如果為-1,表示無效
qDebug()<<view.currentIndex().column();//獲取列號,如果為-1,表示無效
文章來源：https://www.cnblogs.com/lifexy/p/9155708.html
24.QTableView函數使用,右擊菜單實現