qmlcontactmodel.cpp Example File
qmlcontacts/qmlcontactmodel.cpp
#include <qcontactdetails.h>
#include "qmlcontactmodel.h"
#include "qcontactmanager.h"
#include "qcontactdetailfilter.h"
#include "qversitreader.h"
#include "qversitcontactimporter.h"
#include <QColor>
#include <QHash>
#include <QDebug>
#include <QPixmap>
#include <QFile>
QMLContactModel::QMLContactModel(QObject *parent) :
QAbstractListModel(parent),
m_manager(0)
{
QHash<int, QByteArray> roleNames;
roleNames = QAbstractItemModel::roleNames();
roleNames.insert(InterestLabelRole, "interestLabel");
roleNames.insert(InterestRole, "interest");
roleNames.insert(AvatarRole, "avatar");
roleNames.insert(PresenceAvailableRole, "presenceSupported");
roleNames.insert(PresenceTextRole, "presenceText");
roleNames.insert(PresenceStateRole, "presenceState");
roleNames.insert(PresenceMessageRole, "presenceMessage");
setRoleNames(roleNames);
m_fetchHint.setOptimizationHints(QContactFetchHint::NoActionPreferences | QContactFetchHint::NoRelationships);
m_fetchHint.setDetailDefinitionsHint(QStringList()
<< QContactPhoneNumber::DefinitionName
<< QContactEmailAddress::DefinitionName
<< QContactThumbnail::DefinitionName
<< QContactAvatar::DefinitionName
<< QContactGlobalPresence::DefinitionName
<< QContactDisplayLabel::DefinitionName
<< QContactOnlineAccount::DefinitionName);
m_sortOrder.setDetailDefinitionName(QContactDisplayLabel::DefinitionName, QContactDisplayLabel::FieldLabel);
m_sortOrder.setCaseSensitivity(Qt::CaseSensitive);
connect(&m_contactsRequest, SIGNAL(resultsAvailable()), this, SLOT(resultsReceived()));
m_contactsRequest.setFetchHint(m_fetchHint);
m_contactsRequest.setSorting(m_sortOrder);
QContactDetailFilter d;
d.setDetailDefinitionName(QContactType::DefinitionName, QContactType::FieldType);
d.setValue(QContactType::TypeContact);
m_contactsRequest.setFilter(d);
setManager(QString());
}
QStringList QMLContactModel::availableManagers() const
{
return QContactManager::availableManagers();
}
QString QMLContactModel::manager()
{
return m_manager->managerName();
}
void QMLContactModel::fillContactsIntoMemoryEngine(QContactManager* manager)
{
QVersitReader reader;
QFile file(":/contents/example.vcf");
bool ok = file.open(QIODevice::ReadOnly);
if (ok) {
reader.setDevice(&file);
if (reader.startReading() && reader.waitForFinished()) {
QVersitContactImporter importer;
importer.importDocuments(reader.results());
QList<QContact> contacts = importer.contacts();
manager->saveContacts(&contacts, 0);
}
}
}
int QMLContactModel::rowCount(const QModelIndex &parent) const
{
Q_UNUSED(parent);
return m_contacts.count();
}
void QMLContactModel::setManager(const QString& managerName)
{
delete m_manager;
m_manager = new QContactManager(managerName);
if (managerName == "memory" && m_manager->contactIds().isEmpty()) {
fillContactsIntoMemoryEngine(m_manager);
}
qWarning() << "Changed backend to: " << managerName;
m_contactsRequest.setManager(m_manager);
connect(m_manager, SIGNAL(dataChanged()), this, SLOT(fetchAgain()));
fetchAgain();
}
void QMLContactModel::resultsReceived()
{
int oldCount = m_contacts.count();
int newCount = m_contactsRequest.contacts().count();
if (newCount > oldCount) {
beginInsertRows(QModelIndex(), newCount - oldCount, newCount);
m_contacts = m_contactsRequest.contacts();
endInsertRows();
} else {
reset();
beginInsertRows(QModelIndex(), 0, m_contactsRequest.contacts().count());
m_contacts = m_contactsRequest.contacts();
endInsertRows();
}
}
void QMLContactModel::fetchAgain()
{
m_contacts.clear();
reset();
m_contactsRequest.start();
}
QPair<QString, QString> QMLContactModel::interestingDetail(const QContact&c) const
{
QContactDetail p = c.details<QContactPhoneNumber>().value(0);
if (!p.isEmpty())
return qMakePair(tr("Phone"), p.value(QContactPhoneNumber::FieldNumber));
p = c.details<QContactEmailAddress>().value(0);
if (!p.isEmpty())
return qMakePair(tr("Email"), p.value(QContactEmailAddress::FieldEmailAddress));
p = c.details<QContactOnlineAccount>().value(0);
if (!p.isEmpty())
return qMakePair(p.value(QContactOnlineAccount::FieldServiceProvider), p.value(QContactOnlineAccount::FieldAccountUri));
return qMakePair(QString(), QString());
}
QVariant QMLContactModel::data(const QModelIndex &index, int role) const
{
QContact c = m_contacts.value(index.row());
switch(role) {
case Qt::DisplayRole:
return c.displayLabel();
case InterestLabelRole:
return interestingDetail(c).first;
case InterestRole:
return interestingDetail(c).second;
case AvatarRole:
if (c.detail<QContactThumbnail>().isEmpty()) {
QContactAvatar a = c.detail<QContactAvatar>();
if (!a.imageUrl().isEmpty())
return a.imageUrl();
else
return QString("qrc:/default.svg");
} else {
return QString("");
}
case Qt::DecorationRole:
{
QContactThumbnail t = c.detail<QContactThumbnail>();
if (!t.thumbnail().isNull())
return QPixmap::fromImage(t.thumbnail());
}
return QPixmap();
case PresenceAvailableRole:
return !c.detail<QContactGlobalPresence>().isEmpty();
case PresenceMessageRole:
return c.detail<QContactGlobalPresence>().customMessage();
case PresenceTextRole:
return c.detail<QContactGlobalPresence>().presenceStateText();
case PresenceStateRole:
return c.detail<QContactGlobalPresence>().presenceState();
}
return QVariant();
}
Copyright © 2010 Nokia Corporation and/or its subsidiary(-ies) |
Trademarks |
Qt Mobility Project 1.0.1 |