Qt实现跟随侧边栏的按钮控制侧边栏的展开与折叠

#include "sidetoolwidget.h" #include "ui_sidetoolwidget.h" #include <QIcon> #include <QDebug> const QString btnStyle = "QPushButton{border-radius:18px; background-position:center; background-color:rgba(245,245,245,250)}"\ "QPushButton:pressed{background-color:rgba(255,255,255,255);border-style:inset;}"; SideToolWidget::SideToolWidget(QWidget *parent) : QWidget(parent) , ui(new Ui::SideToolWidget) , unfold(true) { ui->setupUi(this); changeWidth = ui->ptzWidget->width(); this->setWindowTitle("折叠窗口"); initPtzStyle(); } SideToolWidget::~SideToolWidget() { delete ui; } void SideToolWidget::initPtzStyle() { // ptzWidget中所有按钮设置统一风格 QList<QPushButton*> btnList = ui->ptzWidget->findChildren<QPushButton *>(); for (int i = 0; i < btnList.count(); i++) { btnList.at(i)->setStyleSheet(btnStyle); btnList.at(i)->setIconSize(QSize(20,20)); } ui->topButton->setIcon(QIcon(":/prefix/image/PTZ_Top.ico")); ui->rightTopButton->setIcon(QIcon(":/prefix/image/PTZ_TopRight.ico")); ui->rightButton->setIcon(QIcon(":/prefix/image/PTZ_Right.ico")); ui->rightBottomButton->setIcon(QIcon(":/prefix/image/PTZ_BottomRight.ico")); ui->bottomButton->setIcon(QIcon(":/prefix/image/PTZ_Bottom.ico")); ui->bottomLeftButton->setIcon(QIcon(":/prefix/image/PTZ_BottomLeft.ico")); ui->leftButton->setIcon(QIcon(":/prefix/image/PTZ_Left.ico")); ui->topLeftButton->setIcon(QIcon(":/prefix/image/PTZ_TopLeft.ico")); ui->resetButton->setIcon(QIcon(":/prefix/image/PTZ_Recover.ico")); ui->zoomInButton->setStyleSheet(btnStyle); ui->zoomOutButton->setStyleSheet(btnStyle); ui->focusMinButton->setStyleSheet(btnStyle); ui->focusMaxButton->setStyleSheet(btnStyle); ui->flightOutButton->setStyleSheet(btnStyle); ui->flightInButton->setStyleSheet(btnStyle); ui->singleCallBtn_1->setIcon(QIcon(":/prefix/image/SingleCall.ico")); ui->singleDeleteBtn_1->setIcon(QIcon(":/prefix/image/SingleDelete.ico")); ui->singleCallBtn_2->setIcon(QIcon(":/prefix/image/SingleCall.ico")); ui->singleDeleteBtn_2->setIcon(QIcon(":/prefix/image/SingleDelete.ico")); ui->singleCallBtn_3->setIcon(QIcon(":/prefix/image/SingleCall.ico")); ui->singleDeleteBtn_3->setIcon(QIcon(":/prefix/image/SingleDelete.ico")); ui->singleCallBtn_4->setIcon(QIcon(":/prefix/image/SingleCall.ico")); ui->singleDeleteBtn_4->setIcon(QIcon(":/prefix/image/SingleDelete.ico")); ui->singleCallBtn_5->setIcon(QIcon(":/prefix/image/SingleCall.ico")); ui->singleDeleteBtn_5->setIcon(QIcon(":/prefix/image/SingleDelete.ico")); } void SideToolWidget::on_showOrHideBtn_clicked() { if (unfold) { ui->ptzWidget->hide(); ui->showOrHideBtn->setText("<<"); ui->containerWdget->setFixedWidth(ui->btnWidget->width()); unfold = false; } else { ui->ptzWidget->show(); ui->showOrHideBtn->setText(">>"); ui->containerWdget->setFixedWidth(ui->btnWidget->width() + changeWidth); unfold = true; } }