QSplitter控件-使用方法

1.头文件

#ifndef WIDGET_H
#define WIDGET_H

#include <QWidget>

namespace Ui {
class Widget;
}

class Widget : public QWidget
{
    Q_OBJECT

public:
    explicit Widget(QWidget *parent = 0);
    ~Widget();

private:
    Ui::Widget *ui;
};

#endif // WIDGET_H

2.源文件

#include "widget.h"
#include "ui_widget.h"
#include <QSplitter>
#include <QVBoxLayout>
#include <QHBoxLayout>
#include <QDebug>

Widget::Widget(QWidget *parent) :
    QWidget(parent, Qt::FramelessWindowHint),
    ui(new Ui::Widget)
{
    ui->setupUi(this);

    QSplitter *splitter = new QSplitter(Qt::Vertical, this);
    splitter->setOpaqueResize(true);

    ui->textEdit->setParent(splitter);
    ui->tabWidget->setParent(splitter);

    QVBoxLayout *qVBoxLayout = new QVBoxLayout();
    qVBoxLayout->addWidget(splitter);
    this->setLayout(qVBoxLayout);

    qDebug() << "控件编号_index:" << splitter->indexOf(ui->textEdit)
                   << splitter->indexOf(ui->tabWidget);
    splitter->setStretchFactor(0, 1); //0代表ui->textEdit控件拉伸
    splitter->show();
}

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

3.样式文件

 4.效果图