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50
51#include <QtWidgets>
52#include "finddialog.h"
53
54FindDialog::FindDialog(QWidget *parent)
55 : QDialog(parent)
56{
57 QLabel *findLabel = new QLabel(tr(s: "Enter the name of a contact:"));
58 lineEdit = new QLineEdit;
59
60 findButton = new QPushButton(tr(s: "&Find"));
61 findText = "";
62
63 QHBoxLayout *layout = new QHBoxLayout;
64 layout->addWidget(findLabel);
65 layout->addWidget(lineEdit);
66 layout->addWidget(findButton);
67
68 setLayout(layout);
69 setWindowTitle(tr(s: "Find a Contact"));
70 connect(sender: findButton, signal: &QPushButton::clicked,
71 receiver: this, slot: &FindDialog::findClicked);
72 connect(sender: findButton, signal: &QPushButton::clicked,
73 receiver: this, slot: &FindDialog::accept);
74}
75
76void FindDialog::findClicked()
77{
78 QString text = lineEdit->text();
79
80 if (text.isEmpty()) {
81 QMessageBox::information(parent: this, title: tr(s: "Empty Field"),
82 text: tr(s: "Please enter a name."));
83 return;
84 } else {
85 findText = text;
86 lineEdit->clear();
87 hide();
88 }
89}
90
91QString FindDialog::getFindText()
92{
93 return findText;
94}
95

source code of qtbase/examples/widgets/tutorials/addressbook/part7/finddialog.cpp