Qt中Tab键切换焦点

Qt中Tab键切换焦点

#include "widget.h"
#include "ui_widget.h"
#include 
#include Widget::Widget(QWidget *parent) :QWidget(parent),ui(new Ui::Widget)
{ui->setupUi(this);QPushButton *pushButton1 = new QPushButton(this);QPushButton *pushButton2 = new QPushButton(this);QPushButton *pushButton3 = new QPushButton(this);QLineEdit *lineEdit1 = new QLineEdit(this);QLineEdit *lineEdit2 = new QLineEdit(this);QLineEdit *lineEdit3 = new QLineEdit(this);pushButton1->setText("1");pushButton1->setGeometry(10,10,80,40);pushButton2->setText("3");pushButton2->setGeometry(100,10,80,40);pushButton3->setText("5");pushButton3->setGeometry(190,10,80,40);lineEdit1->setText("6");lineEdit1->setGeometry(10,60,80,40);lineEdit2->setText("4");lineEdit2->setGeometry(100,60,80,40);lineEdit3->setText("2");lineEdit3->setGeometry(190,60,80,40);setTabOrder(pushButton1,lineEdit3);setTabOrder(lineEdit3,pushButton2);setTabOrder(pushButton2, lineEdit2);setTabOrder(lineEdit2, pushButton3);setTabOrder(pushButton3,lineEdit1);
}Widget::~Widget()
{delete ui;
}

Qt中设置部件焦点接口

   pushButton1->setFocusPolicy(Qt::NoFocus);

Tab键切换焦点接口

  setTabOrder(pushButton1,lineEdit3);

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