Older/WebApplication/Dialog.cpp

#include "Dialog.h"
#include <Wt/WLineEdit.h>
#include <Wt/WMessageBox.h>
#include <Wt/WPushButton.h>

Dialog::Dialog() {

    Wt::WContainerWidget *textdiv = addWidget(std::make_unique<Wt::WContainerWidget>());
    textdiv->setStyleClass("text");

    Wt::WContainerWidget *buttons = addWidget(std::make_unique<Wt::WContainerWidget>());
    buttons->setStyleClass("buttons");

    Wt::WPushButton *button = buttons->addWidget(std::make_unique<Wt::WPushButton>("One liner"));
    button->clicked().connect(this, &Dialog::messageBox1);

    button = buttons->addWidget(std::make_unique<Wt::WPushButton>("Comfortable?"));
    button->clicked().connect(this, &Dialog::messageBox2);

    button = buttons->addWidget(std::make_unique<Wt::WPushButton>("Havoc!"));
    button->clicked().connect(this, &Dialog::messageBox3);

    button = buttons->addWidget(std::make_unique<Wt::WPushButton>("Discard"));
    button->clicked().connect(this, &Dialog::messageBox4);

    button = buttons->addWidget(std::make_unique<Wt::WPushButton>("Familiar"));
    button->clicked().connect(this, &Dialog::custom);

    textdiv = addWidget(std::make_unique<Wt::WContainerWidget>());
    textdiv->setStyleClass("text");
    m_status = textdiv->addWidget(std::make_unique<Wt::WText>("Go ahead..."));
}

void Dialog::setStatus(const Wt::WString &result) {
    m_status->setText(result);
}

void Dialog::messageBox1() {
    Wt::WMessageBox::show("信息", "这是一个对话框示例。", Wt::StandardButton::Ok);
    setStatus("Ok'ed");
}

void Dialog::messageBox2() {
    m_messageBox = std::make_unique<Wt::WMessageBox>("Question", "Are you getting comfortable?", Wt::Icon::Question,
                                                     Wt::StandardButton::Yes | Wt::StandardButton::No |
                                                         Wt::StandardButton::Cancel);

    m_messageBox->buttonClicked().connect(this, &Dialog::messageBoxDone);

    m_messageBox->animateShow(
        Wt::WAnimation(Wt::AnimationEffect::Pop | Wt::AnimationEffect::Fade, Wt::TimingFunction::Linear, 250));
}

void Dialog::messageBox3() {
    Wt::StandardButton result = Wt::WMessageBox::show("Confirm", "About to wreak havoc... Continue ?",
                                                      Wt::StandardButton::Ok | Wt::StandardButton::Cancel,
                                                      Wt::WAnimation(Wt::AnimationEffect::SlideInFromTop));
    if (result == Wt::StandardButton::Ok)
        setStatus("Wreaking havoc.");
    else
        setStatus("Cancelled!");
}

void Dialog::messageBox4() {
    m_messageBox = std::make_unique<Wt::WMessageBox>("Warning!",
                                                     "Are you sure you want to continue?\n"
                                                     "You have unsaved changes.",
                                                     Wt::Icon::None, Wt::StandardButton::None);

    m_messageBox->addButton("Discard Modifications", Wt::StandardButton::Ok);
    Wt::WPushButton *continueButton = m_messageBox->addButton("Cancel", Wt::StandardButton::Cancel);
    m_messageBox->setDefaultButton(continueButton);

    m_messageBox->buttonClicked().connect(this, &Dialog::messageBoxDone);

    m_messageBox->setOffsets(0, Wt::Side::Bottom);
    m_messageBox->animateShow(Wt::WAnimation(Wt::AnimationEffect::SlideInFromBottom | Wt::AnimationEffect::Fade,
                                             Wt::TimingFunction::Linear, 250));
}

void Dialog::custom() {
    Wt::WDialog dialog("个人信息");
    dialog.setClosable(true);
    dialog.setResizable(true);
    dialog.rejectWhenEscapePressed(true);

    dialog.contents()->addWidget(std::make_unique<Wt::WText>("请输入你的名字: "));
    Wt::WLineEdit *edit = dialog.contents()->addWidget(std::make_unique<Wt::WLineEdit>());
    Wt::WPushButton *ok = dialog.footer()->addWidget(std::make_unique<Wt::WPushButton>("确认"));
    ok->setDefault(true);

    edit->setFocus();
    ok->clicked().connect(&dialog, &Wt::WDialog::accept);

    if (dialog.exec() == Wt::DialogCode::Accepted) {
        setStatus("欢迎, " + edit->text());
    } else {
        setStatus("Oh nevermind!");
    }
}

void Dialog::messageBoxDone(Wt::StandardButton result) {
    switch (result) {
    case Wt::StandardButton::Ok:
        setStatus("Ok'ed");
        break;
    case Wt::StandardButton::Cancel:
        setStatus("Cancelled!");
        break;
    case Wt::StandardButton::Yes:
        setStatus("Me too!");
        break;
    case Wt::StandardButton::No:
        setStatus("Me neither!");
        break;
    default:
        setStatus("Unknown result?");
    }
    m_messageBox.reset();
}