forked from qt-creator/qt-creator
108 lines
2.6 KiB
C++
108 lines
2.6 KiB
C++
#include "addressbook.h"
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#include "ui_addressbook.h"
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AddressBook::AddressBook(QWidget *parent)
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: QWidget(parent), ui(new Ui::AddressBook)
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{
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ui->setupUi(this);
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//! [setup fields]
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ui->nameLine->setReadOnly(true);
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ui->addressText->setReadOnly(true);
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ui->submitButton->hide();
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ui->cancelButton->hide();
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//! [setup fields]
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//! [signal slot]
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connect(ui->addButton, SIGNAL(clicked()), this,
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SLOT(addContact()));
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connect(ui->submitButton, SIGNAL(clicked()), this,
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SLOT(submitContact()));
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connect(ui->cancelButton, SIGNAL(clicked()), this,
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SLOT(cancel()));
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//! [signal slot]
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//! [window title]
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setWindowTitle(tr("Simple Address Book"));
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//! [window title]
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}
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AddressBook::~AddressBook()
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{
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delete ui;
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}
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//! [addContact]
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void AddressBook::addContact()
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{
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oldName = ui->nameLine->text();
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oldAddress = ui->addressText->toPlainText();
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ui->nameLine->clear();
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ui->addressText->clear();
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ui->nameLine->setReadOnly(false);
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ui->nameLine->setFocus(Qt::OtherFocusReason);
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ui->addressText->setReadOnly(false);
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ui->addButton->setEnabled(false);
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ui->submitButton->show();
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ui->cancelButton->show();
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}
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//! [addContact]
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//! [submitContact part1]
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void AddressBook::submitContact()
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{
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QString name = ui->nameLine->text();
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QString address = ui->addressText->toPlainText();
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if (name == "" || address == "") {
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QMessageBox::information(this, tr("Empty Field"),
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tr("Please enter a name and address."));
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return;
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}
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//! [submitContact part1]
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//! [submitContact part2]
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if (!contacts.contains(name)) {
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contacts.insert(name, address);
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QMessageBox::information(this, tr("Add Successful"),
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tr("\"%1\" has been added to your address book.").arg(name));
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return;
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} else {
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QMessageBox::information(this, tr("Add Unsuccessful"),
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tr("Sorry, \"%1\" is already in your address book.").arg(name));
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return;
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}
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//! [submitContact part2]
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//! [submitContact part3]
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if (contacts.isEmpty()) {
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ui->nameLine->clear();
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ui->addressText->clear();
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}
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ui->nameLine->setReadOnly(true);
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ui->addressText->setReadOnly(true);
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ui->addButton->setEnabled(true);
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ui->submitButton->hide();
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ui->cancelButton->hide();
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}
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//! [submitContact part3]
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//! [cancel]
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void AddressBook::cancel()
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{
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ui->nameLine->setText(oldName);
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ui->nameLine->setReadOnly(true);
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ui->addressText->setText(oldAddress);
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ui->addressText->setReadOnly(true);
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ui->addButton->setEnabled(true);
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ui->submitButton->hide();
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ui->cancelButton->hide();
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}
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//! [cancel]
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