Viadeo Twitter Google Bookmarks ! Facebook Digg del.icio.us MySpace Yahoo MyWeb Blinklist Netvouz Reddit Simpy StumbleUpon Bookmarks Windows Live Favorites 
Logo Documentation Qt ·  Page d'accueil  ·  Toutes les classes  ·  Toutes les fonctions  ·  Vues d'ensemble  · 

informationwindow.cpp Example File
sql/drilldown/informationwindow.cpp

 /****************************************************************************
 **
 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
 ** All rights reserved.
 ** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the examples of the Qt Toolkit.
 **
 ** $QT_BEGIN_LICENSE:LGPL$
 ** No Commercial Usage
 ** This file contains pre-release code and may not be distributed.
 ** You may use this file in accordance with the terms and conditions
 ** contained in the Technology Preview License Agreement accompanying
 ** this package.
 **
 ** GNU Lesser General Public License Usage
 ** Alternatively, this file may be used under the terms of the GNU Lesser
 ** General Public License version 2.1 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.LGPL included in the
 ** packaging of this file.  Please review the following information to
 ** ensure the GNU Lesser General Public License version 2.1 requirements
 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
 **
 ** In addition, as a special exception, Nokia gives you certain additional
 ** rights.  These rights are described in the Nokia Qt LGPL Exception
 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
 **
 ** If you have questions regarding the use of this file, please contact
 ** Nokia at qt-info@nokia.com.
 **
 **
 **
 **
 **
 **
 **
 **
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/

 #include "informationwindow.h"

 InformationWindow::InformationWindow(int id, QSqlRelationalTableModel *offices,
                                      QWidget *parent)
     : QDialog(parent)
 {
     QLabel *locationLabel = new QLabel(tr("Location: "));
     QLabel *countryLabel = new QLabel(tr("Country: "));
     QLabel *descriptionLabel = new QLabel(tr("Description: "));
     QLabel *imageFileLabel = new QLabel(tr("Image file: "));

     createButtons();

     locationText = new QLabel;
     countryText = new QLabel;
     descriptionEditor = new QTextEdit;

     imageFileEditor = new QComboBox;
     imageFileEditor->setModel(offices->relationModel(1));
     imageFileEditor->setModelColumn(offices->relationModel(1)->fieldIndex("file"));

     mapper = new QDataWidgetMapper(this);
     mapper->setModel(offices);
     mapper->setSubmitPolicy(QDataWidgetMapper::ManualSubmit);
     mapper->setItemDelegate(new QSqlRelationalDelegate(mapper));
     mapper->addMapping(imageFileEditor, 1);
     mapper->addMapping(locationText, 2, "text");
     mapper->addMapping(countryText, 3, "text");
     mapper->addMapping(descriptionEditor, 4);
     mapper->setCurrentIndex(id);

     connect(descriptionEditor, SIGNAL(textChanged()),
             this, SLOT(enableButtons()));
     connect(imageFileEditor, SIGNAL(currentIndexChanged(int)),
             this, SLOT(enableButtons()));

     QFormLayout *formLayout = new QFormLayout;
     formLayout->addRow(locationLabel, locationText);
     formLayout->addRow(countryLabel, countryText);
     formLayout->addRow(imageFileLabel, imageFileEditor);
     formLayout->addRow(descriptionLabel, descriptionEditor);

     QVBoxLayout *layout = new QVBoxLayout;
     layout->addLayout(formLayout);
     layout->addWidget(buttonBox);
     setLayout(layout);

     locationId = id;
     displayedImage = imageFileEditor->currentText();

     setWindowFlags(Qt::Window);
     enableButtons(false);
     setWindowTitle(tr("Office: %1").arg(locationText->text()));
 }

 int InformationWindow::id()
 {
     return locationId;
 }

 void InformationWindow::revert()
 {
     mapper->revert();
     enableButtons(false);
 }

 void InformationWindow::submit()
 {
     QString newImage(imageFileEditor->currentText());

     if (displayedImage != newImage) {
         displayedImage = newImage;
         emit imageChanged(locationId, newImage);
     }

     mapper->submit();
     mapper->setCurrentIndex(locationId);

     enableButtons(false);
 }

 void InformationWindow::createButtons()
 {
     closeButton = new QPushButton(tr("&Close"));
     revertButton = new QPushButton(tr("&Revert"));
     submitButton = new QPushButton(tr("&Submit"));

     closeButton->setDefault(true);

     connect(closeButton, SIGNAL(clicked()), this, SLOT(close()));
     connect(revertButton, SIGNAL(clicked()), this, SLOT(revert()));
     connect(submitButton, SIGNAL(clicked()), this, SLOT(submit()));

     buttonBox = new QDialogButtonBox(this);
     buttonBox->addButton(submitButton, QDialogButtonBox::AcceptRole);
     buttonBox->addButton(revertButton, QDialogButtonBox::ResetRole);
     buttonBox->addButton(closeButton, QDialogButtonBox::RejectRole);
 }

 void InformationWindow::enableButtons(bool enable)
 {
     revertButton->setEnabled(enable);
     submitButton->setEnabled(enable);
 }

Cette page est une traduction d'une page de la documentation de Qt, écrite par Nokia Corporation and/or its subsidiary(-ies). Les éventuels problèmes résultant d'une mauvaise traduction ne sont pas imputables à Nokia. Qt 4.6-snapshot
Copyright © 2012 Developpez LLC. Tous droits réservés Developpez LLC. Aucune reproduction, même partielle, ne peut être faite de ce site et de l'ensemble de son contenu : textes, documents et images sans l'autorisation expresse de Developpez LLC. Sinon, vous encourez selon la loi jusqu'à 3 ans de prison et jusqu'à 300 000 E de dommages et intérêts. Cette page est déposée à la SACD.
Vous avez déniché une erreur ? Un bug ? Une redirection cassée ? Ou tout autre problème, quel qu'il soit ? Ou bien vous désirez participer à ce projet de traduction ? N'hésitez pas à nous contacter ou par MP !
 
 
 
 
Partenaires

Hébergement Web