【Qt】常用控件QCheckBox

 常用控件QCheckBox

• QCheckBox表示复选按钮，可以允许选中多个。

QCheckBox继承自QAbstractButton

例子：获取复选按钮的取值

使用Qt Designer先大体进行设计

代码实现：

#include "widget.h"
#include "ui_widget.h"Widget::Widget(QWidget *parent): QWidget(parent), ui(new Ui::Widget)
{ui->setupUi(this);
}Widget::~Widget()
{delete ui;
}void Widget::on_pushButton_clicked()
{QString result = "今天需要做的事情：";if(ui->checkBox_eat->isChecked()){result += ui->checkBox_eat->text() + " ";}if(ui->checkBox_sleep->isChecked()){result += ui->checkBox_sleep->text() + " ";}if(ui->checkBox_play->isChecked()){result += ui->checkBox_play->text() + " ";}ui->label->setText(result);
}