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  · 

contacteditor.cpp Example File

samplephonebook/contacteditor.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 Mobility Components.
 **
 ** $QT_BEGIN_LICENSE:BSD$
 ** You may use this file under the terms of the BSD license as follows:
 **
 ** "Redistribution and use in source and binary forms, with or without
 ** modification, are permitted provided that the following conditions are
 ** met:
 **   * Redistributions of source code must retain the above copyright
 **     notice, this list of conditions and the following disclaimer.
 **   * Redistributions in binary form must reproduce the above copyright
 **     notice, this list of conditions and the following disclaimer in
 **     the documentation and/or other materials provided with the
 **     distribution.
 **   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
 **     the names of its contributors may be used to endorse or promote
 **     products derived from this software without specific prior written
 **     permission.
 **
 ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/

 #include "contacteditor.h"

 #include <QtGui>
 #include <QDesktopServices>

 const int MAX_THUMBNAIL_DISPLAY_SIZE = 120;

 ContactEditor::ContactEditor(QWidget *parent)
         :QWidget(parent)
 {
     m_manager = 0;
     m_contactId = QContactLocalId(0);

     m_nameEdit = new QLineEdit(this);
     m_phoneEdit = new QLineEdit(this);
     m_emailEdit = new QLineEdit(this);
     m_addrEdit = new QLineEdit(this);
     m_thumbnailBtn = new QPushButton(tr("Set picture"), this);
     m_clearThumbnailBtn = new QPushButton(tr("Clear"), this);
     m_thumbnailView = new QLabel(this);
     connect(m_thumbnailBtn, SIGNAL(clicked()), this, SLOT(thumbnailClicked()));
     connect(m_clearThumbnailBtn, SIGNAL(clicked()), this, SLOT(clearThumbnailClicked()));

     QFormLayout *detailsLayout = new QFormLayout;
     QLabel *nameLabel = new QLabel(tr("Name"), this);
     QLabel *phoneLabel = new QLabel(tr("Phone"), this);
     QLabel *emailLabel = new QLabel(tr("Email"), this);
     QLabel *addressLabel = new QLabel(tr("Address"), this);
     QLabel *thumbnailLabel = new QLabel(tr("Picture"), this);
     QHBoxLayout *thumbnailBtnLayout = new QHBoxLayout;
     thumbnailBtnLayout->addWidget(m_thumbnailBtn);
     thumbnailBtnLayout->addWidget(m_clearThumbnailBtn);
     if (QApplication::desktop()->availableGeometry().width() < 360) {
         // Narrow screen: put label on separate line to textbox
         detailsLayout->addRow(nameLabel);
         detailsLayout->addRow(m_nameEdit);
         detailsLayout->addRow(phoneLabel);
         detailsLayout->addRow(m_phoneEdit);
         detailsLayout->addRow(emailLabel);
         detailsLayout->addRow(m_emailEdit);
         detailsLayout->addRow(addressLabel);
         detailsLayout->addRow(m_addrEdit);
         detailsLayout->addRow(thumbnailLabel);
         detailsLayout->addRow(thumbnailBtnLayout);
         detailsLayout->addRow(m_thumbnailView);
     } else {
         // Wide screen: put label on same line as textbox
         detailsLayout->addRow(nameLabel, m_nameEdit);
         detailsLayout->addRow(phoneLabel, m_phoneEdit);
         detailsLayout->addRow(emailLabel, m_emailEdit);
         detailsLayout->addRow(addressLabel, m_addrEdit);
         detailsLayout->addRow(thumbnailLabel, thumbnailBtnLayout);
         detailsLayout->addRow("", m_thumbnailView);
     }
     detailsLayout->setFieldGrowthPolicy(QFormLayout::ExpandingFieldsGrow);
     detailsLayout->setSizeConstraint(QLayout::SetMinAndMaxSize);

     QScrollArea *detailsScrollArea = new QScrollArea(this);
     detailsScrollArea->setWidgetResizable(true);
     QWidget *detailsContainer = new QWidget(detailsScrollArea);
     detailsContainer->setLayout(detailsLayout);
     detailsScrollArea->setWidget(detailsContainer);

     QVBoxLayout *editLayout = new QVBoxLayout;
     editLayout->addWidget(detailsScrollArea);

 #ifdef Q_OS_SYMBIAN
     // In symbian "save" and "cancel" buttons are softkeys.
     m_saveBtn = new QAction(tr("Save"), this);
     m_saveBtn->setSoftKeyRole(QAction::PositiveSoftKey);
     addAction(m_saveBtn);
     connect(m_saveBtn, SIGNAL(triggered(bool)), this, SLOT(saveClicked()));
     m_cancelBtn = new QAction(tr("Cancel"), this);
     m_cancelBtn->setSoftKeyRole(QAction::NegativeSoftKey);
     addAction(m_cancelBtn);
     connect(m_cancelBtn, SIGNAL(triggered(bool)), this, SLOT(cancelClicked()));
 #else
     m_saveBtn = new QPushButton(tr("&Save"), this);
     m_saveBtn->setDefault(true);
     connect(m_saveBtn, SIGNAL(clicked()), this, SLOT(saveClicked()));
     m_cancelBtn = new QPushButton(tr("&Cancel"), this);
     connect(m_cancelBtn, SIGNAL(clicked()), this, SLOT(cancelClicked()));
     QHBoxLayout *btnLayout = new QHBoxLayout;
     btnLayout->addWidget(m_saveBtn);
     btnLayout->addWidget(m_cancelBtn);
     editLayout->addLayout(btnLayout);
 #endif

     setLayout(editLayout);
 }

 ContactEditor::~ContactEditor()
 {
 }

 void ContactEditor::setCurrentContact(QContactManager* manager, QContactLocalId currentId)
 {
     m_manager = manager;
     m_contactId = currentId;
     m_newThumbnailPath = QString();

     // Clear UI
     m_nameEdit->clear();
     m_phoneEdit->clear();
     m_emailEdit->clear();
     m_addrEdit->clear();

     if (manager == 0) {
         m_saveBtn->setEnabled(false);
         return;
     }

     // enable the UI.
     m_saveBtn->setEnabled(true);

     // otherwise, build from the contact details.
     QContact curr;
     if (m_contactId != QContactLocalId(0))
         curr = manager->contact(m_contactId);

     // Disable fields & buttons according to what the backend supports
     QMap<QString, QContactDetailDefinition> defs = m_manager->detailDefinitions(QContactType::TypeContact);

     // name
     //QContactName nm = curr.detail(QContactName::DefinitionName);
     if (m_contactId != QContactLocalId(0))
         m_nameEdit->setText(manager->synthesizedContactDisplayLabel(curr));

     // phonenumber
     QContactPhoneNumber phn = curr.detail(QContactPhoneNumber::DefinitionName);
     m_phoneEdit->setText(phn.value(QContactPhoneNumber::FieldNumber));

     // email
     if (defs.contains(QContactEmailAddress::DefinitionName)) {
         QContactEmailAddress em = curr.detail(QContactEmailAddress::DefinitionName);
         m_emailEdit->setText(em.value(QContactEmailAddress::FieldEmailAddress));
         m_emailEdit->setReadOnly(false);
     } else {
         m_emailEdit->setText("<not supported>");
         m_emailEdit->setReadOnly(true);
     }

     // address
     if (defs.contains(QContactAddress::DefinitionName)) {
         QContactAddress adr = curr.detail(QContactAddress::DefinitionName);
         m_addrEdit->setText(adr.value(QContactAddress::FieldStreet)); // ugly hack.
         m_addrEdit->setReadOnly(false);
     } else {
         m_addrEdit->setText("<not supported>");
         m_addrEdit->setReadOnly(true);
     }

     // thumbnail viewer
     if (defs.contains(QContactThumbnail::DefinitionName)) {
         m_thumbnailBtn->setEnabled(true);
         QContactThumbnail thumb = curr.detail(QContactThumbnail::DefinitionName);
         m_thumbnailView->clear();
         m_thumbnail = thumb.thumbnail();
         if (m_thumbnail.isNull()) {
             m_thumbnailView->clear();
             m_clearThumbnailBtn->setDisabled(true);
         } else {
             setThumbnailPixmap(QPixmap::fromImage(m_thumbnail));
         }
     } else {
         m_thumbnailBtn->setDisabled(true);
         m_clearThumbnailBtn->setDisabled(true);
     }
 }

 QString ContactEditor::nameField()
 {
     // return the field which the name data should be saved in.
     if (!m_manager)
         return QString();

     QMap<QString, QContactDetailDefinition> defs = m_manager->detailDefinitions(QContactType::TypeContact);
     QContactDetailDefinition nameDef = defs.value(QContactName::DefinitionName);
     if (nameDef.fields().keys().contains(QContactName::FieldCustomLabel)) {
         return QString(QLatin1String(QContactName::FieldCustomLabel));
     } else if (nameDef.fields().keys().contains(QContactName::FieldFirstName)) {
         return QString(QLatin1String(QContactName::FieldFirstName));
     } else {
         return QString();
     }
 }

 void ContactEditor::setThumbnailPixmap(const QPixmap &pixmap)
 {
     if (pixmap.isNull())
         return;
     QPixmap scaled = pixmap.scaled(QSize(MAX_THUMBNAIL_DISPLAY_SIZE, MAX_THUMBNAIL_DISPLAY_SIZE),
                                    Qt::KeepAspectRatio,
                                    Qt::SmoothTransformation);
     m_thumbnailView->setPixmap(scaled);
     m_thumbnailView->setMaximumSize(scaled.size());
     m_clearThumbnailBtn->setEnabled(true);
 }

 void ContactEditor::clearThumbnailClicked()
 {
     m_thumbnailView->clear();
     m_thumbnail = QImage();
     m_newThumbnailPath.clear();
     m_clearThumbnailBtn->setDisabled(true);
 }

 void ContactEditor::thumbnailClicked()
 {
     // put up a file dialog, and update the new thumbnail path.
     QString docPath = QDesktopServices::storageLocation(QDesktopServices::DocumentsLocation);
     if (docPath.isEmpty())
         docPath = QDesktopServices::storageLocation(QDesktopServices::HomeLocation);
     if (docPath.isEmpty())
         docPath = ".";
     QString fileName = QFileDialog::getOpenFileName(this,
        tr("Select Contact Picture"), docPath, tr("Image Files (*.png *.jpg *.bmp)"));

     if (!fileName.isEmpty()) {
         m_newThumbnailPath = fileName;
         m_thumbnail = QImage(m_newThumbnailPath);
         setThumbnailPixmap(QPixmap::fromImage(m_thumbnail));
     }
 }

 void ContactEditor::saveClicked()
 {
     if (!m_manager) {
         qWarning() << "No manager selected; cannot save.";
     } else {
         QContact curr;
         if (m_contactId != QContactLocalId(0))
             curr = m_manager->contact(m_contactId);

         if (m_nameEdit->text().isEmpty()) {
             QMessageBox::information(this, "Failed!", "You must give a name for the contact!");
             return;
         }

         if (m_nameEdit->text() != m_manager->synthesizedContactDisplayLabel(curr)) {
             // if the name has changed (ie, is different to the synthed label) then save it as a custom label.
             QString saveNameField = nameField();
             if (!saveNameField.isEmpty()) {
                 QContactName nm = curr.detail(QContactName::DefinitionName);
                 nm.setValue(saveNameField, m_nameEdit->text());
                 curr.saveDetail(&nm);
             }
         }

         QContactPhoneNumber phn = curr.detail(QContactPhoneNumber::DefinitionName);
         phn.setNumber(m_phoneEdit->text());
         curr.saveDetail(&phn);

         if (!m_emailEdit->isReadOnly()) {
             QContactEmailAddress em = curr.detail(QContactEmailAddress::DefinitionName);
             em.setEmailAddress(m_emailEdit->text());
             curr.saveDetail(&em);
         }

         if (!m_addrEdit->isReadOnly()) {
             QContactAddress adr = curr.detail(QContactAddress::DefinitionName);
             adr.setStreet(m_addrEdit->text());
             curr.saveDetail(&adr);
         }

         if (m_thumbnailBtn->isEnabled()) {
             QContactThumbnail thumb = curr.detail(QContactThumbnail::DefinitionName);
             QImage img(m_thumbnail);
             thumb.setThumbnail(img);
             curr.saveDetail(&thumb);
         }

         curr = m_manager->compatibleContact(curr);
         bool success = m_manager->saveContact(&curr);
         if (!success)
             QMessageBox::information(this, "Failed!", QString("Failed to save contact!\n(error code %1)").arg(m_manager->error()));
     }

     emit showListPage();
 }

 void ContactEditor::cancelClicked()
 {
     emit showListPage();
 }
X

Thank you for giving your feedback.

Make sure it is related to this specific page. For more general bugs and requests, please use the Qt Bug Tracker.

[0]; s.parentNode.insertBefore(ga, s); })();
Publicité

Best Of

Actualités les plus lues

Semaine
Mois
Année
  1. « Quelque chose ne va vraiment pas avec les développeurs "modernes" », un développeur à "l'ancienne" critique la multiplication des bibliothèques 94
  2. Apercevoir la troisième dimension ou l'utilisation multithreadée d'OpenGL dans Qt, un article des Qt Quarterly traduit par Guillaume Belz 0
  3. Pourquoi les programmeurs sont-ils moins payés que les gestionnaires de programmes ? Manquent-ils de pouvoir de négociation ? 45
  4. Les développeurs ignorent-ils trop les failles découvertes dans leur code ? Prenez-vous en compte les remarques des autres ? 17
  5. Les développeurs détestent-ils les antivirus ? Un programmeur manifeste sa haine envers ces solutions de sécurité 6
  6. Quelles nouveautés de C++11 Visual C++ doit-il rapidement intégrer ? Donnez-nous votre avis 10
  7. Qt Commercial : Digia organise un webinar gratuit le 27 mars sur la conception d'interfaces utilisateur et d'applications avec le framework 0
Page suivante

Le Qt Developer Network au hasard

Logo

Génération de bindings PySide avec Shiboken

Le Qt Developer Network est un réseau de développeurs Qt anglophone, où ils peuvent partager leur expérience sur le framework. Lire l'article.

Communauté

Ressources

Liens utiles

Contact

  • Vous souhaitez rejoindre la rédaction ou proposer un tutoriel, une traduction, une question... ? Postez dans le forum Contribuez ou contactez-nous par MP ou par email (voir en bas de page).

Qt dans le magazine

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 qtmobility-1.1
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