Qt学习笔记6
自定义控件
#include "mywidget.h" #include "ui_mywidget.h" mywidget::mywidget(QWidget *parent) : QWidget(parent), ui(new Ui::mywidget) { ui->setupUi(this); //qspinbox 移动,qslider移动 void(QSpinBox::*f1)(int)=&QSpinBox::valueChanged; connect(ui->spinBox,f1,ui->horizontalSlider,&QSlider::setValue); void(QSlider::*f2)(int)=&QSlider::valueChanged; connect(ui->horizontalSlider,f2,ui->spinBox,&QSpinBox::setValue); } mywidget::~mywidget() { delete ui; }