adddialog.cpp Example File

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  #include "adddialog.h"

  #include <QtWidgets>

  AddDialog::AddDialog(QWidget *parent)
      : QDialog(parent)
  {
      nameLabel = new QLabel("Name");
      addressLabel = new QLabel("Address");
      okButton = new QPushButton("OK");
      cancelButton = new QPushButton("Cancel");

      nameText = new QLineEdit;
      addressText = new QTextEdit;

      QGridLayout *gLayout = new QGridLayout;
      gLayout->setColumnStretch(1, 2);
      gLayout->addWidget(nameLabel, 0, 0);
      gLayout->addWidget(nameText, 0, 1);

      gLayout->addWidget(addressLabel, 1, 0, Qt::AlignLeft|Qt::AlignTop);
      gLayout->addWidget(addressText, 1, 1, Qt::AlignLeft);

      QHBoxLayout *buttonLayout = new QHBoxLayout;
      buttonLayout->addWidget(okButton);
      buttonLayout->addWidget(cancelButton);

      gLayout->addLayout(buttonLayout, 2, 1, Qt::AlignRight);

      QVBoxLayout *mainLayout = new QVBoxLayout;
      mainLayout->addLayout(gLayout);
      setLayout(mainLayout);

      connect(okButton, &QAbstractButton::clicked, this, &QDialog::accept);
      connect(cancelButton, &QAbstractButton::clicked, this, &QDialog::reject);

      setWindowTitle(tr("Add a Contact"));
  }