關係圖
- 垂直佈局:QVBoxLayout
先來一兩代碼:
QWidget *widget = new QWidget();
QVBoxLayout * vBoxLayout = new QVBoxLayout();
QLabel *label = new QLabel("hello");
QPushButton *pushButton = new QPushButton("hi");
vBoxLayout->addWidget(label);
vBoxLayout->addWidget(pushButton);
widget->setLayout(vBoxLayout);
widget->show();
效果:
QVBoxLayout
- 水平佈局:QHBoxLayout
一樣:
QWidget *widget = new QWidget();
QHBoxLayout * hBoxLayout = new QHBoxLayout();
QLabel *label = new QLabel("hello");
QPushButton *pushButton = new QPushButton("hi");
hBoxLayout->addWidget(label);
hBoxLayout->addWidget(pushButton);
widget->setLayout(hBoxLayout);
widget->show();
QHBoxLayout
- QHBoxLayout嵌套QVBoxLayout
QWidget *widget = new QWidget();
QHBoxLayout * hBoxLayout = new QHBoxLayout();
QVBoxLayout * vBoxLayout = new QVBoxLayout();
QLabel *label_text = new QLabel("Chengdu 1 – 3 Day Weather Forecast Summary");
QLabel *label_picture = new QLabel();
label_picture->setPixmap(QPixmap(":/weather").scaled(32,32, Qt::KeepAspectRatioByExpanding));
QPushButton *pushButton = new QPushButton("more");
vBoxLayout->addWidget(label_text);
vBoxLayout->addWidget(pushButton);
hBoxLayout->addWidget(label_picture);
hBoxLayout->addLayout(vBoxLayout);
widget->setLayout(hBoxLayout);
widget->show();
QHBoxLayout嵌套QVBoxLayout
- 總結
1.向佈局添加一個Widget:void QBoxLayout::addWidget(QWidget *widget, int stretch = 0, Qt::Alignment alignment = Qt::Alignment())
2.向佈局再添加一個佈局void QBoxLayout::addLayout(QLayout *layout, int stretch = 0)�
3.最後,使用它來確定Widget的佈局void QWidget::setLayout(QLayout *layout)
作者:靜_谷
鏈接:https://www.jianshu.com/p/938301a4d54e
來源:簡書
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