在QMessageBox中显示QListView

QListView *listView = new QListView;

QStandardItemModel *model = new QStandardItemModel;
QList<QStandardItem*> items;
items.append(new QStandardItem("Item 1"));
items.append(new QStandardItem("Item 2"));
items.append(new QStandardItem("Item 3"));
model->appendRow(items);
listView->setModel(model);

QMessageBox messageBox;
messageBox.setText("List View Example");
messageBox.setInformativeText("This is a list view:");
messageBox.setStandardButtons(QMessageBox::Ok);
messageBox.setDefaultButton(QMessageBox::Ok);
messageBox.setEscapeButton(QMessageBox::Ok);
messageBox.setIconPixmap(QPixmap(":/icons/icon.png")); // 可选：设置图标
messageBox.setDetailedText(""); // 清空默认的详细文本
messageBox.setDetailedWidget(listView); // 将QListView作为详细内容
messageBox.exec();