窗口实现代码

#include "widget.h"Widget::Widget(QWidget *parent): QWidget(parent)
{//窗口设置this->setFixedSize(538, 373);                                   //固定窗口大小this->setWindowIcon(QIcon("G:\\QT_Icon\\windos_icon2.png"));    //设置窗口图标this->setWindowTitle("My QQ");                                  //设置窗口标题//窗口界面QLabel *lab1 = new QLabel(this);                                //设置背景颜色QLabel *lab2 = new QLabel(this);                                //设置头像lab1->resize(538, 153);                                         //背景颜色范围lab1->setStyleSheet("background-color:skyblue");                //设置背景颜色样式lab2->setPixmap(QPixmap("G:\\QT_Icon\\windos_icon2.png"));      //设置头像图标lab2->resize(80, 80);                                           //设置头像大小lab2->setScaledContents(true);                                  //头像自适应填满lab2->move(229, 53);                                            //设置头像位置//输入框QLineEdit *ledit1 = new QLineEdit(this);                        //账号输入QLineEdit *ledit2 = new QLineEdit(this);                        //密码输入ledit1->resize(260, 40);ledit2->resize(260, 40);ledit1->move(159, lab2->y()+120);                               //设置账号框位置ledit2->move(ledit1->x(), ledit1->y()+60);                      //设置密码框位置ledit1->setPlaceholderText("QQ账号/手机号/邮箱");                  //设置占位文本ledit2->setEchoMode(QLineEdit::Password);                        //设置密码回显ledit1->setMaxLength(16);ledit2->setMaxLength(16);//输入栏前置图标QLabel *lab3 = new QLabel(this);QLabel *lab4 = new QLabel(this);lab3->resize(30, 30);lab3->setPixmap(QPixmap("G:\\QT_Icon\\windos_icon1.png"));lab3->setScaledContents(true);lab3->move(ledit1->x()-40, ledit1->y()+5);lab4->setPixmap(QPixmap("G:\\QT_Icon\\password.png"));lab4->setScaledContents(true);lab4->resize(30, 30);lab4->move(ledit2->x()-40, ledit2->y()+5);//按键QPushButton *btn1 = new QPushButton("登录" ,this);btn1->resize(300, 40);btn1->setStyleSheet("background-color:rgb(8,189,253);");btn1->move(lab3->x(), lab4->y()+60);}Widget::~Widget()
{}

效果图