C/C++Gui编程Qt库的使用构造函数中添加组件

 1 #include "mywidget.h"
 2 #include "ui_mywidget.h"
 3 #include 
 4 
 5 MyWidget::MyWidget(QWidget *parent) :
 6     QWidget(parent),
 7     ui(new Ui::MyWidget)
 8 {
 9     ui->setupUi(this);
10     this->setWindowTitle("样式表的使用");
11     QLabel *lbl = new QLabel(this);
12     lbl->setText("       彩笔描空，笔不落色，而空亦不受染；"13                  "利刀割水，刀不损锷，而水亦不留痕 。"14                  "得此意以持身涉世，感与应俱适，心与境两忘矣。");
15 
16     lbl->move(65, 70);
17     lbl->setMaximumWidth(260);
18     lbl->setWordWrap(true);
19     lbl->setStyleSheet("QLabel{font-family:微软雅黑; font-size:16pt; "20                        "color:green; background-color:yellow}");
21 
22 }
23 
24 MyWidget::~MyWidget()
25 {
26     delete ui;
27 }