#include "testlh.h" TestLH::TestLH(QWidget *parent, Qt::WFlags flags) : QWidget(parent, flags) { ui.setupUi(this); connect(ui.treeWidget,SIGNAL(itemDoubleClicked(QTreeWidgetItem*, int)),this,SLOT(doubleClickedSlot())); } TestLH::~TestLH() { } void TestLH::doubleClickedSlot() { throw std::logic_error("sdrfgbgfhbgfn"); }