【Qt 学习笔记】Qt常用控件 | 布局管理器 | 空白项Spacer

#include "widget.h"
#include "ui_widget.h"
#include<QPushButton>
#include<QHBoxLayout>

Widget::Widget(QWidget *parent)
    : QWidget(parent)
    , ui(new Ui::Widget)
{
    ui->setupUi(this);
    
    //添加水平布局
    QHBoxLayout* layout = new QHBoxLayout();
    this->setLayout(layout);
    
    //创建按钮
    QPushButton* button1 = new QPushButton("按钮1");
    QPushButton* button2 = new QPushButton("按钮2");
    
    //把控件添加到布局中
    layout->addWidget(button1);
    layout->addWidget(button2);
}

Widget::~Widget()
{
    delete ui;
}

#include "widget.h"
#include "ui_widget.h"
#include<QPushButton>
#include<QHBoxLayout>

Widget::Widget(QWidget *parent)
    : QWidget(parent)
    , ui(new Ui::Widget)
{
    ui->setupUi(this);
    //添加水平布局
    QHBoxLayout* layout = new QHBoxLayout();
    this->setLayout(layout);
    //创建按钮
    QPushButton* button1 = new QPushButton("按钮1");
    QPushButton* button2 = new QPushButton("按钮2");
    //创建空白项Space
    QSpacerItem* space = new QSpacerItem(200,20);


    //把控件添加到布局中
    layout->addWidget(button1);
    layout->addSpacerItem(space);
    layout->addWidget(button2);
}

Widget::~Widget()
{
    delete ui;
}