Wt Window Test

#include <Wt/WApplication.h>
#include <Wt/WBreak.h>
#include <Wt/WContainerWidget.h>
#include <Wt/WLineEdit.h>
#include <Wt/WPushButton.h>
#include <Wt/WText.h>
#include <Wt/WDialog.h>

void openAWindow() {
    std::shared_ptr<Wt::WDialog> dialog = std::make_shared<Wt::WDialog>("Open another window?");
    Wt::WDialog* dialogPtr = dialog.get();
    dialog->contents()->addWidget(Wt::cpp14::make_unique<Wt::WText>("The button below will open another window."));
    Wt::WPushButton* windowButton = dialog->footer()->addWidget(Wt::cpp14::make_unique<Wt::WPushButton>("Open a window"));
    windowButton->clicked().connect(std::bind(&openAWindow));
    Wt::WPushButton* raiseToTopButton = dialog->footer()->addWidget(Wt::cpp14::make_unique<Wt::WPushButton>("Raise to top"));
    raiseToTopButton->clicked().connect([=] {
        dialogPtr->raiseToFront();
    });
    Wt::WPushButton* cancelButton = dialog->footer()->addWidget(Wt::cpp14::make_unique<Wt::WPushButton>("Cancel"));
    cancelButton->clicked().connect([=] () mutable {
        dialog->reject();
        dialog = nullptr;
        std::cerr << "Destroying dialog" << std::endl;
    });
    dialog->setModal(false);
    dialog->show();
}

class WindowTest : public Wt::WApplication
{
public:
    WindowTest(const Wt::WEnvironment& env) : WApplication(env) {
        setTitle("Window test");

        Wt::WPushButton* windowButton = root()->addWidget(Wt::cpp14::make_unique<Wt::WPushButton>("Open a window"));
        windowButton->setDefault(true);
        windowButton->clicked().connect(std::bind(&openAWindow));
    }
};

int main(int argc, char **argv)
{
    return Wt::WRun(argc, argv, [](const Wt::WEnvironment &env) {
        return Wt::cpp14::make_unique<WindowTest>(env);
    });
}