Qt 实现抽屉效果
#include ""
#include "ui_mainwindow.h"
MainWindow::MainWindow(QWidget *parent)
: QMainWindow(parent)
, ui(new Ui::MainWindow)
{
ui->setupUi(this);
// 初始化 UI
initUI();
}
MainWindow::~MainWindow()
{
delete ui;
}
void MainWindow::initUI()
{
// 要折叠的内容
widgetBodys.push_back(ui->widgetOneBody);
widgetBodys.push_back(ui->widgetTwoBody);
widgetBodys.push_back(ui->widgetThreeBody);
// 要用到的 toolButton
toolButtons.push_back(ui->toolButtonOne);
toolButtons.push_back(ui->toolButtonTwo);
toolButtons.push_back(ui->toolButtonThree);
// 折叠按钮 pushButton
pushButtons.push_back(ui->pushButtonOne);
pushButtons.push_back(ui->pushButtonTwo);
pushButtons.push_back(ui->pushButtonThree);
for(size_t i = 0;i < widgetBodys.size();++i)
{
// 设置 ToolButton 的样式
toolButtons[i]->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
toolButtons[i]->setIcon(QIcon(QPixmap(":/res/")));
toolButtons[i]->setText(QString::fromLocal8Bit("常用功能"));
// 设置抽屉按钮的样式，抽屉默认折叠
pushButtons[i]->setIcon(QIcon(QPixmap(":/res/")));
// 设置抽屉默认折叠，一定记得在 UI 设计界面将 layoutTopMargin 和 layoutBottomMargin 设置为0
widgetBodys[i]->hide();
// 方便后面点击按钮时获取点击的哪个按钮
pushButtons[i]->setProperty("index",i);
connect(pushButtons[i],&QPushButton::clicked,this,&MainWindow::on_btns_clicked);
}
}
void MainWindow::on_btns_clicked()
{
// 获取点击的按钮
QPushButton *pushButton = qobject_cast<QPushButton*>(sender());
if(pushButton)
{
int index = pushButton->property("index").toInt();
if(widgetBodys[index]->isVisible())
{// 当前抽屉是展开的
// 关闭抽屉
widgetBodys[index]->hide();
// 按钮变为关闭状态
pushButton->setIcon(QIcon(QPixmap(":/res/")));
}
else
{// 当前抽屉是关闭的
// 打开抽屉
widgetBodys[index]->show();
// 按钮变为打开状态
pushButton->setIcon(QIcon(QPixmap(":/res/")));
}
}
}