QT adds resource files, adds icons for qaction, establishes signal slot functions, and implements

Qt List of articles

Preface

Add Icon on toolbar

One 、 Implementation steps

1. Add resources

2. Defining variables

3. Add Icon

		trajectories_action_ = new QAction("trajectories");
		trajectories_action_->setIcon(QIcon(":images/Add.ico"));
		trajectories_action_->setCheckable(true);

		tools_bar_->addAction(trajectories_action_);

4. Establish signal slot

5. Add time response slot function
6. 

void FastViewWidgetLayout::onTrajection()
{
    
	qDebug() << " Event response function ";
}