author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 31 Aug 2010 16:02:37 +0300 | |
branch | RCL_3 |
changeset 9 | 5d007b20cfd0 |
permissions | -rw-r--r-- |
9
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/* |
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser General Public License as published by |
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* the Free Software Foundation, version 2.1 of the License. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with this program. If not, |
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* see "http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html/". |
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* |
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* Description: |
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* |
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*/ |
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#include "xqservicelog.h" |
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#include <xqserviceprovider.h> |
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#include <qmetaobject.h> |
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#include <QByteArray> |
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#include <xqserviceadaptor.h> |
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//#include <xqserviceservice.h> |
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#include <xqserviceutil.h> |
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/*! |
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\class ServiceAdaptorProxy |
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\brief Proxy class for converting signal and slot members into IPC message names |
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*/ |
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class ServiceAdaptorProxy : public XQServiceAdaptor |
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{ |
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Q_OBJECT |
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public: |
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ServiceAdaptorProxy(const QString &channel, QObject *parent=0); |
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virtual ~ServiceAdaptorProxy() ; |
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QString memberToMessage( const QByteArray& member ); |
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}; |
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ServiceAdaptorProxy::ServiceAdaptorProxy(const QString &channel, QObject *parent) : |
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XQServiceAdaptor(channel, parent) |
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{ |
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XQSERVICE_DEBUG_PRINT("ServiceAdaptorProxy::ServiceAdaptorProxy"); |
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XQSERVICE_DEBUG_PRINT("channel: %s", qPrintable(channel)); |
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} |
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ServiceAdaptorProxy::~ServiceAdaptorProxy() |
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{ |
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XQSERVICE_DEBUG_PRINT("ServiceAdaptorProxy::~ServiceAdaptorProxy"); |
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} |
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QString ServiceAdaptorProxy::memberToMessage( const QByteArray& member ) |
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{ |
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XQSERVICE_DEBUG_PRINT("ServiceAdaptorProxy::memberToMessage"); |
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XQSERVICE_DEBUG_PRINT("member: %s", member.constData()); |
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// TO BE CHECKED |
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// return m_channel + "::" + XQServiceAdaptor::memberToMessage( member ); |
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return XQServiceAdaptor::memberToMessage( member ); |
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} |
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/*! |
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\class XQServiceProvider_Private |
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\inpublicgroup QtBaseModule |
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\brief Private implementation of XQServiceProvider |
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*/ |
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class XQServiceProvider_Private |
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{ |
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public: |
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XQServiceProvider_Private(const QString &service); |
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~XQServiceProvider_Private(); |
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XQServiceAdaptor *m_adaptor; |
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QString m_service; |
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bool m_publishAllCalled; |
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QObject* plugin; |
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}; |
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XQServiceProvider_Private::XQServiceProvider_Private(const QString &service) : |
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m_adaptor(NULL), |
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m_service(service), |
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m_publishAllCalled(false), |
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plugin(NULL) |
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{ |
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XQSERVICE_DEBUG_PRINT("XQServiceProvider_Private::XQServiceProvider_Private"); |
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XQSERVICE_DEBUG_PRINT("service: %s", qPrintable(service)); |
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m_adaptor = new ServiceAdaptorProxy(service); |
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} |
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XQServiceProvider_Private::~XQServiceProvider_Private() |
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{ |
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XQSERVICE_DEBUG_PRINT("XQServiceProvider_Private::~XQServiceProvider_Private"); |
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delete m_adaptor; |
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} |
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/*! |
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\class XQServiceProvider |
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\inpublicgroup QtBaseModule |
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\brief The XQServiceProvider class provides an interface to messages on a XQService service |
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which simplifies remote slot invocations |
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|
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Service messages consist of a service name, a message name, and a list of parameter values. |
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Qt extension dispatches service messages to the applications associated with the service |
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name, on the application's \c{QPE/Application/appname} channel, where |
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\c{appname} is the application's name. |
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|
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<b>Service registration</b> \n |
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Service provider need to register it's service into the system before they can be used by |
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the service client. Registration is done by creating a XML formatted service configuration |
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file and defining the service in the provider's .pro-file. QMake will notice service provider |
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from the .pro-file, with help of the service.prf file, and generate a make file that uses |
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a helper application xqsreg.exe. The helper application sqsreg.exe will generate an application |
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registration resource file ( _reg.rss) from the configuration-file and provider's definitions |
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that include the needed declarations for the services provided. |
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|
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<b>Service Names Allocation</b> \n |
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The harmonize service and interface names the Symba specific names and guidelines can be found |
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from http://s60wiki.nokia.com/S60Wiki/QtFw_for_S60_coding_conventions/Service_name_registry#Service. |
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|
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Before implementing a service you need to allocate the name according to the guidelines. Please |
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inform intended service clients (customers) and matti.parnanen@nokia.com. |
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|
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<b>Service Configuration File</b> \n |
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All the service configuration are added to the run-time service registry to make them available |
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for service discovery and creating service requests. |
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\note Only one service element with multiple interface is supported! |
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|
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To support services a new configuration was introduced to qmake and two new variables for |
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that configuration: |
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|
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\code |
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CONFIG = service |
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service.file = <service configuration file path> |
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service.options = <embeddable> (optional, default not embeddable), <hidden> (optional, default not hidden) |
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\endcode |
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|
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The fornat of the service configuration file is same as XML format used in Qt Service Framework. |
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Example configuration file: |
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|
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\code |
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<?xml version="1.0" encoding="utf-8" ?> |
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<service> |
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<name>Music Fetcher</name> |
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<filepath>No path</filepath> |
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<description>Music Fetcher</description> |
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<interface> |
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<name><b>com.nokia.symbian.IMusicFetch</b></name> |
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<version>1.0</version> |
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<description>Interface for fetching music files</description> |
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</interface> |
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</service> |
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\endcode |
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|
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\code |
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<ELEMENT service ( name, filepath, description?, interface+ ) > |
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<ELEMENT description ( #CDATA ) > |
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<ELEMENT filepath ( #PCDATA ) > |
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<ELEMENT interface ( '''name''', version, description?, capabilities?, customproperty* ) > |
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<ELEMENT capabilities ( #PCDATA ) > |
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<ELEMENT name ( #PCDATA ) > |
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<ELEMENT version ( #PCDATA ) > |
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<ELEMENT customproperty ( #CDATA ) > |
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<ATTLIST customproperty key NMTOKEN #REQUIRED > |
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\endcode |
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|
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Also the old format described below is supported, With old format you can not have custom properties, which |
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for example are used for AIW purposes. |
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\code |
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<ELEMENT service ( description?, interface+ ) > |
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<ATTLIST service name #CDATA #REQUIRED > |
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<ATTLIST service filepath #CDATA #REQUIRED > |
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<ELEMENT description ( #CDATA ) > |
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<ELEMENT interface ( description? ) > |
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<ATTLIST interface '''name''' #CDATA #REQUIRED > |
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<ATTLIST interface version #CDATA #REQUIRED > |
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<ATTLIST interface capabilities #CDATA #REQUIRED > |
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\endcode |
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|
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<b>Changing service or interface names</b> \n |
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Before you think about changing the name of the already released and used service implementation, read this |
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http://s60wiki.nokia.com/S60Wiki/QtFw_for_S60_coding_conventions/Service_name_registry#About_changing_service_or_interface_names |
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first. |
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|
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The basic message is the service name, interface name and operation (message) slot signatures for the API. And for API changes you have to apply development time API deprecation process. |
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|
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<b>Service Registration tools</b> \n |
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The needed utility files for service registration: |
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- xqsreg.exe should be in \epoc32\tools or some other directory that can be found from the path |
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- service.prf should be in \epoc32\tools\qt\mkspecs\features\symbian directory. |
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|
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If necessary you can copy those files to target directories from qthighway/bin. |
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|
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Sources for the xqsreg.exe can be found from the qthighway\xqsreg and it is also possible to compile it. |
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- cd \qthighway\xqsreg |
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- qmake -platform win32-mwc |
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- make |
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|
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Usage: \n |
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How to create a simple synchronously working service provider? |
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\code |
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class YourService : public XQServiceProvider |
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{ |
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Q_OBJECT |
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|
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public: |
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YourService ( ServiceApp *parent = 0 ); |
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~YourService (); |
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|
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public slots: |
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void functionName1(); |
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int functionName2(const QString& number, int times); |
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|
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private: |
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ServiceApp *mServiceApp; |
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}; |
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\endcode |
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|
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Implementation: |
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\code |
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YourService::YourService(ServiceApp* parent) |
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: XQServiceProvider(QLatin1String("yourservice.Interface"), parent), mServiceApp(parent) |
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{ |
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publishAll(); |
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} |
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|
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YourService::~YourService() { } |
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|
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void YourService::functionName1() { } |
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|
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int YourService::functionName2(const QString& number, int times) |
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{ |
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int returnValue = 1; |
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return returnValue; |
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} |
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\endcode |
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|
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Additions to .pro-file: |
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\code |
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CONFIG += service |
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SERVICE.FILE = service_conf.xml |
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SERVICE.OPTIONS = embeddable |
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SERVICE.OPTIONS += hidden |
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\endcode |
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|
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Service configuration file (service_conf.xml): |
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\code |
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<?xml version="1.0" encoding="utf-8" ?> |
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<service> |
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<name>yourservice</name> |
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<filepath>No path</filepath> |
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<description>Service description</description> |
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<interface> |
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<name>Interface</name> |
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<version>1.0</version> |
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<description>Interface description</description> |
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</interface> |
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</service> |
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\endcode |
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|
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How to create a simple asynchronously working service provider? |
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Header: |
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\code |
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class YourService : public XQServiceProvider |
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{ |
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|
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Q_OBJECT |
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|
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public: |
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YourService ( ServiceApp *parent = 0 ); |
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~YourService (); |
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void compleAsyncFunction(); |
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|
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public slots: |
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void functionName1(); |
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int functionName2(const QString& number, int times); |
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|
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private: |
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ServiceApp *mServiceApp; |
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int mAsyncRequestIndex; |
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QVariant mReturnValue; |
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|
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}; |
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\endcode |
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|
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Implementation: |
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\code |
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YourService::YourService(ServiceApp* parent) |
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: XQServiceProvider(QLatin1String("yourservice.Interface"), parent), mServiceApp(parent) |
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{ |
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publishAll(); |
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} |
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|
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YourService::~YourService() { } |
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|
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void YourService::compleAsyncFunction() |
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{ |
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completeRequest(mAsyncRequestIndex, mReturnValue); |
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} |
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|
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void YourService::functionName1() |
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{ |
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mAsyncRequestIndex = setCurrentRequestAsync(); |
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mReturnValue.setValue(0); |
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} |
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|
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int YourService::functionName2(const QString& number, int times) |
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{ |
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mAsyncRequestIndex = setCurrentRequestAsync(); |
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mReturnValue.setValue(1); |
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return mReturnValue.toInt(); |
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} |
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\endcode |
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|
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<b>Examples:</b> \n |
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The use of XQServiceProvider will be demonstrated using the \c{Time} |
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service. This has a single message called \c{editTime()} which asks |
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the service to pop up a dialog allowing the user to edit the current time. |
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\code |
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class TimeService : public XQServiceProvider |
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{ |
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Q_OBJECT |
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public: |
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TimeService( QObject *parent = 0 ); |
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|
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public slots: |
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void editTime(QTime time); |
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}; |
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|
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TimeService::TimeService( QObject *parent ) |
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: XQServiceProvider( "Time", parent ) |
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{ |
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publishAll(); |
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} |
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\endcode |
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|
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The call to publishAll() causes all public slots within \c{TimeService} |
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to be automatically registered as Service messages. This can be |
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useful if the service has many message types. |
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|
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The client can send a request to the service using QtopiaServiceRequest: |
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|
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\code |
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XQServiceRequest req( "Time", "editTime()" ); |
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req << QTime::currentTime(); |
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req.send(); |
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\endcode |
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|
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<b>URI viewer</b> \n |
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This is a simple example for implementing out-of-process scheme handlers. |
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- "http", "https" and are handled via standard QDesktopServices::openUrl() function. |
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This is fire-and-forget launch. The options are ignored and no control and signals available after the launch. |
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- "appto" is routed to Activity Manager for opening the attached activity. |
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This is fire-and-forget launch. The options are ignored and no control and signals available after the launch. |
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- The "file" scheme is handled as the QFile based create below. |
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So the com.nokia.symbian.IFileView interface is applied as for the QFile. |
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|
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Service application needs to publish support for: |
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- The common interface "com.nokia.symbian.IUriView", and |
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- The scheme(s), like "testo" in the example below. The custom custom property "schemes" contains one or more schemes as comma separated list (CSV) |
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- The slot "view(QString)" to view the URI |
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371 |
|
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\code |
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<?xml version="1.0" encoding="utf-8" ?> |
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<service> |
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<name>serviceapp</name> |
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<filepath>No path</filepath> |
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<description>Test service</description> |
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<interface> |
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<name>com.nokia.symbian.IUriView</name> |
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<version>1.0</version> |
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<description>Interface for showing URIs</description> |
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<customproperty key="schemes">testto</customproperty> |
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</interface> |
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</service> |
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\endcode |
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386 |
|
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An service application that offers support for a scheme implements the common "UriService" with the pre-defined "view" slot: |
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|
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\code |
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class UriService : public XQServiceProvider |
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{ |
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Q_OBJECT |
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public: |
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UriService( ServiceApp *parent = 0 ); |
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~UriService(); |
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bool asyncAnswer() {return mAsyncAnswer;} |
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void complete(bool ok); |
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|
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public slots: |
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bool view(const QString& uri); |
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401 |
|
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private slots: |
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void handleClientDisconnect(); |
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404 |
|
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private: |
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ServiceApp* mServiceApp; |
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bool mAsyncAnswer; |
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int mAsyncReqId; |
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bool mRetValue; |
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}; |
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\endcode |
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412 |
|
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Client application accesses the service via the URI: |
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414 |
|
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|
415 |
\code |
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|
416 |
// Assume in example we have own scheme "testo" but this can be applied to |
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|
417 |
// "mailto", etc. standard schemes. |
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|
418 |
// |
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|
419 |
// (As mentioned in the documentation, some schemes are CURRENTLY handled specially, |
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|
420 |
// like "http" scheme uses QDesktopServices::openUrl). |
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|
421 |
// |
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|
422 |
QUrl url("testto://authority?param1=value1¶m1=value2"); |
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|
423 |
|
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424 |
// The difference to the previous example is is how request is created |
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425 |
// via application mgr. |
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|
426 |
|
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|
427 |
request = mAiwMgr.create(url); |
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|
428 |
if (request == NULL) |
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|
429 |
{ |
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|
430 |
// No handlers for the URI |
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431 |
return; |
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432 |
} |
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|
433 |
|
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|
434 |
// Set function parameters |
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435 |
QList<QVariant> args; |
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|
436 |
args << uri.toSring(); |
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|
437 |
request->setArguments(args); |
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|
438 |
|
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|
439 |
// Send the request |
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|
440 |
bool res = request.send(); |
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|
441 |
if (!res) |
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|
442 |
{ |
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|
443 |
// Request failed. |
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|
444 |
int error = request->lastError(); |
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|
445 |
// Handle error |
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|
446 |
} |
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diff
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|
447 |
|
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|
448 |
// If making multiple requests to same service, you can save the request as member variable |
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|
449 |
// In this example all done. |
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|
450 |
delete request; |
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|
451 |
\endcode |
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|
452 |
|
5d007b20cfd0
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|
453 |
<b>File viewer</b> \n |
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diff
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|
454 |
As for URis, a service application that support viewing a file with a dedicated MIME-type need to publish support for: |
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|
455 |
- The common interface "com.nokia.symbian.IFileView". |
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|
456 |
- The slot "view(QString)" to view the non-data-caged file by file name. |
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|
457 |
- The slot "view(XQSharable)" to view the data-caged file by sharable file handle. |
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|
458 |
- MIME type list (registered in the .pro file). |
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|
459 |
So there are multiple service applications implementing the same interface. |
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|
460 |
|
5d007b20cfd0
Revision: 201033
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|
461 |
In service provider side you need the following entry in XML: |
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|
462 |
|
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|
463 |
\code |
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|
464 |
<interface> |
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|
465 |
<name>com.nokia.symbian.IFileView</name> |
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|
466 |
<version>1.0</version> |
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|
467 |
<description>Interface for showing Files</description> |
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|
468 |
</interface> |
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|
469 |
\endcode |
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|
470 |
|
5d007b20cfd0
Revision: 201033
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|
471 |
The file viewer application shall offer slots both for viewing filename (QString) and viewing sharable file (XQSharable): |
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|
472 |
|
5d007b20cfd0
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|
473 |
\code |
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|
474 |
class FileService : public XQServiceProvider |
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|
475 |
{ |
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Revision: 201033
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|
476 |
Q_OBJECT |
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diff
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|
477 |
public: |
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Revision: 201033
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|
478 |
FileService( ServiceApp *parent = 0 ); |
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|
479 |
~FileService(); |
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|
480 |
bool asyncAnswer() {return mAsyncAnswer;} |
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|
481 |
void complete(bool ok); |
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|
482 |
|
5d007b20cfd0
Revision: 201033
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|
483 |
public slots: |
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diff
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|
484 |
bool view(QString file); |
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diff
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|
485 |
bool view(XQSharableFile file); |
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diff
changeset
|
486 |
|
5d007b20cfd0
Revision: 201033
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diff
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|
487 |
private slots: |
5d007b20cfd0
Revision: 201033
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|
488 |
void handleClientDisconnect(); |
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diff
changeset
|
489 |
|
5d007b20cfd0
Revision: 201033
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diff
changeset
|
490 |
private: |
5d007b20cfd0
Revision: 201033
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diff
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|
491 |
ServiceApp* mServiceApp; |
5d007b20cfd0
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|
492 |
bool mAsyncAnswer; |
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Revision: 201033
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|
493 |
int mAsyncReqId; |
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|
494 |
bool mRetValue; |
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diff
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|
495 |
}; |
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Revision: 201033
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diff
changeset
|
496 |
\endcode |
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parents:
diff
changeset
|
497 |
|
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
498 |
In the .pro file the service publishes the supported MIME types, e.g: |
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parents:
diff
changeset
|
499 |
|
5d007b20cfd0
Revision: 201033
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diff
changeset
|
500 |
\code |
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parents:
diff
changeset
|
501 |
RSS_RULES += \ |
5d007b20cfd0
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parents:
diff
changeset
|
502 |
"datatype_list = " \ |
5d007b20cfd0
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parents:
diff
changeset
|
503 |
" {" \ |
5d007b20cfd0
Revision: 201033
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parents:
diff
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|
504 |
" DATATYPE" \ |
5d007b20cfd0
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parents:
diff
changeset
|
505 |
" {" \ |
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diff
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|
506 |
" priority = EDataTypePriorityNormal;" \ |
5d007b20cfd0
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parents:
diff
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|
507 |
" type = \"text/plain\";" \ |
5d007b20cfd0
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diff
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|
508 |
" }" \ |
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parents:
diff
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|
509 |
" };" \ |
5d007b20cfd0
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parents:
diff
changeset
|
510 |
\endcode |
5d007b20cfd0
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parents:
diff
changeset
|
511 |
|
5d007b20cfd0
Revision: 201033
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diff
changeset
|
512 |
In the client side (see the "examples/appmgrclient" and "examples/serviceapp" included in the QtHighway release) access to |
5d007b20cfd0
Revision: 201033
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diff
changeset
|
513 |
file: |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
514 |
|
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
515 |
\code |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
516 |
// Not data caged file |
5d007b20cfd0
Revision: 201033
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diff
changeset
|
517 |
QFile file("C:\\data\\Others\\test.txt"); |
5d007b20cfd0
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diff
changeset
|
518 |
|
5d007b20cfd0
Revision: 201033
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diff
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|
519 |
request = mAiwMgr.create(file); |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
520 |
if (request == NULL) |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
521 |
{ |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
522 |
// No handlers for the URI |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
523 |
return; |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
524 |
} |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
525 |
// By default operation is "view(QString)" |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
526 |
|
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
527 |
// Set function parameters |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
528 |
QList<QVariant> args; |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
529 |
args << file.fileName(); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
530 |
request->setArguments(args); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
531 |
|
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
532 |
// Send the request |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
533 |
bool res = request.send(); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
534 |
if (!res) |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
535 |
{ |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
536 |
// Request failed. |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
537 |
int error = request->lastError(); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
538 |
|
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
539 |
// Handle error |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
540 |
} |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
541 |
|
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
542 |
// If making multiple requests to same service, you can save the request as member variable |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
543 |
// In this example all done. |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
544 |
delete request; |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
545 |
\endcode |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
546 |
|
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
547 |
<b>Sharable file viewer</b> \n |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
548 |
The same rules as for file name based view applies, but different argument type (XQSharableFile) used |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
549 |
in request. See the "examples/appmgrclient" and "examples/serviceapp" included in the QtHighway release. |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
550 |
|
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
551 |
\code |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
552 |
XQSharableFile sf; |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
553 |
// Open the file for sharing from own private directory |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
554 |
// If you have handle available, just set it by "setHandle()" function |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
555 |
if (!sf.open("c:\\private\\e0022e74\\test.txt")) |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
556 |
{ |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
557 |
// Failed to open sharable file |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
558 |
return; |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
559 |
} |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
560 |
|
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
561 |
// Create request for the sharable file |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
562 |
XQAiwreqiuest req = mAiwMgr.create(sf); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
563 |
if (!req) |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
564 |
{ |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
565 |
// No viewer app found for the file |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
566 |
// As we opened the handle, we need to close it ! |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
567 |
sf.close(); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
568 |
return; |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
569 |
} |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
570 |
// By default operation is "view(XQSharableFile)" |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
571 |
|
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
572 |
// Set function parameters |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
573 |
// Not only one sharable handle supported, otherwise upon send EArgumentError error occurs |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
574 |
QList<QVariant> args; |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
575 |
args << qVariantFromValue(sf); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
576 |
req->setArguments(args); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
577 |
|
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
578 |
// Send the request |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
579 |
bool res = request.send(); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
580 |
if (!res) |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
581 |
{ |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
582 |
// Request failed. |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
583 |
int error = request->lastError(); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
584 |
// Handle error |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
585 |
} |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
586 |
|
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
587 |
// As we opened the handle, we need to close it ! |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
588 |
sf.close(); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
589 |
|
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
590 |
// If making multiple requests to same service, you can save the request as member variable |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
591 |
// In this example all done. |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
592 |
delete request; |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
593 |
\endcode |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
594 |
|
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
595 |
<b> Create interface action </b> \n |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
596 |
One interface XML may offer one action to be displayed by client application. |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
597 |
See the "examples/appmgrclient" and "examples/hbserviceprovider" included in the QtHighway release. |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
598 |
|
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
599 |
\code |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
600 |
HbAction* ShareUiPrivate::fetchServiceAction(XQAiwInterfaceDescriptor interfaceDescriptor) |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
601 |
{ |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
602 |
QDEBUG_WRITE("ShareUiPrivate::fetchServiceAction start"); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
603 |
// create the request for each descriptor. |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
604 |
|
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
605 |
XQAiwRequest* request = mAppManager.create(interfaceDescriptor,SELECT_OP,false); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
606 |
QAction action = request->createAction()); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
607 |
if (!action) |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
608 |
return 0; |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
609 |
|
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
610 |
// if Orbit widgets do not support QAction |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
611 |
// Need to convert QAction to HbAction first |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
612 |
HbAction* hbAction = convertAction(action); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
613 |
if(hbAction) |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
614 |
{ |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
615 |
// Connect triggered signals to enable the request to emit triggered |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
616 |
connect(hbAction, SIGNAL(triggered()), action, SIGNAL(triggered())); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
617 |
|
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
618 |
// connect the request's triggered action to the slot in app |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
619 |
connect(request, SIGNAL(triggered()), this, SLOT(onTriggered())); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
620 |
} |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
621 |
|
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
622 |
return hbAction; |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
623 |
} |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
624 |
\endcode |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
625 |
|
5d007b20cfd0
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diff
changeset
|
626 |
In service provider side you need to have the following entries in XML to be converted to QAction by the create: |
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parents:
diff
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|
627 |
|
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Revision: 201033
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parents:
diff
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|
628 |
\code |
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diff
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|
629 |
<interface> |
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Revision: 201033
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diff
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|
630 |
<name>Dialer></name> |
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parents:
diff
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|
631 |
<version=1.0</version> |
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Revision: 201033
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parents:
diff
changeset
|
632 |
<description>Dial interface</description> |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
633 |
<customproperty key="aiw_action_text_file">hbserviceprovider</customproperty> |
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parents:
diff
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|
634 |
<customproperty key="aiw_action_text">txt_aiw_action_text</customproperty> |
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Revision: 201033
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parents:
diff
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|
635 |
</interface> |
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parents:
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|
636 |
\endcode |
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diff
changeset
|
637 |
*/ |
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parents:
diff
changeset
|
638 |
|
5d007b20cfd0
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parents:
diff
changeset
|
639 |
/*! |
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parents:
diff
changeset
|
640 |
\fn void XQServiceProvider::returnValueDelivered() |
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diff
changeset
|
641 |
|
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
642 |
This signal is emitted when asynchronous request has been completed and its |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
643 |
return value has been delivered to the service client. |
5d007b20cfd0
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parents:
diff
changeset
|
644 |
*/ |
5d007b20cfd0
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parents:
diff
changeset
|
645 |
|
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
646 |
/*! |
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parents:
diff
changeset
|
647 |
\fn void XQServiceProvider::clientDisconnected() |
5d007b20cfd0
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parents:
diff
changeset
|
648 |
|
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
649 |
This signal is emitted if client accessing a service application terminates. |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
650 |
The counterpart in client side (when service application terminates) is |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
651 |
the error XQService::EConnectionClosed. |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
652 |
*/ |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
653 |
|
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
654 |
/*! |
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Revision: 201033
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parents:
diff
changeset
|
655 |
Construct a remote service object for \a service and attach it to \a parent. |
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Revision: 201033
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parents:
diff
changeset
|
656 |
\param service Defines the full service name that is implemented. |
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Revision: 201033
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parents:
diff
changeset
|
657 |
The full service name is: |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
658 |
- The name of the service from the service configuration file |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
659 |
- Character *.* (dot) |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
660 |
- The name of the interface from the service configuration file |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
661 |
\param parent Parent of this QObject |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
662 |
*/ |
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Revision: 201033
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parents:
diff
changeset
|
663 |
XQServiceProvider::XQServiceProvider( const QString& service, QObject *parent ) |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
664 |
: QObject( parent ) |
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Revision: 201033
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parents:
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|
665 |
{ |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
666 |
XQSERVICE_DEBUG_PRINT("XQServiceProvider::XQServiceProvider"); |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
667 |
XQSERVICE_DEBUG_PRINT("service: %s", qPrintable(service)); |
5d007b20cfd0
Revision: 201033
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parents:
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|
668 |
m_data = new XQServiceProvider_Private(service); |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
669 |
connect(m_data->m_adaptor, SIGNAL(returnValueDelivered()), this, SIGNAL(returnValueDelivered())); |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
670 |
connect(m_data->m_adaptor, SIGNAL(clientDisconnected()), this, SIGNAL(clientDisconnected())); |
5d007b20cfd0
Revision: 201033
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parents:
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|
671 |
} |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
672 |
|
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
673 |
/*! |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
674 |
Destroys this service handling object. |
5d007b20cfd0
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parents:
diff
changeset
|
675 |
*/ |
5d007b20cfd0
Revision: 201033
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parents:
diff
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|
676 |
XQServiceProvider::~XQServiceProvider() |
5d007b20cfd0
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parents:
diff
changeset
|
677 |
{ |
5d007b20cfd0
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parents:
diff
changeset
|
678 |
XQSERVICE_DEBUG_PRINT("XQServiceProvider::~XQServiceProvider"); |
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Revision: 201033
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|
679 |
if (m_data) |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
680 |
delete m_data; |
5d007b20cfd0
Revision: 201033
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parents:
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|
681 |
} |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
682 |
|
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
683 |
|
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
684 |
void XQServiceProvider::SetPlugin(QObject* impl_plugin) |
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Revision: 201033
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parents:
diff
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|
685 |
{ |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
686 |
m_data->plugin=impl_plugin; |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
687 |
} |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
688 |
|
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
689 |
|
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
690 |
/*! |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
691 |
Publishes all slots on this object within subclasses of XQServiceProvider. |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
692 |
This is typically called from a subclass constructor. |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
693 |
*/ |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
694 |
void XQServiceProvider::publishAll() |
5d007b20cfd0
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diff
changeset
|
695 |
{ |
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Revision: 201033
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parents:
diff
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|
696 |
XQSERVICE_DEBUG_PRINT("XQServiceProvider::publishAll"); |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
697 |
if (!m_data->plugin) { |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
698 |
m_data->m_adaptor->publishAll(this,XQServiceProvider::staticMetaObject.methodCount(),XQServiceAdaptor::Slots); |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
699 |
} |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
700 |
else { |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
701 |
m_data->m_adaptor->publishAll(m_data->plugin, 0, XQServiceAdaptor::Slots); |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
702 |
} |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
703 |
} |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
704 |
|
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
705 |
/*! |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
706 |
Sets current request to asynchronous mode so that provider can complete the |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
707 |
request later via the completeRequest() call. |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
708 |
\return Request ID which shall be used in the completeRequest() call. |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
709 |
\note There can be several clients accessing the same service at the same time. Avoid saving |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
710 |
the index to XQServiceProvider instance as member variable as when another new request |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
711 |
comes in, it will have different index and you will potentially override the index of |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
712 |
the first request. You should ensure the completeRequest() gets the correct index e.g. |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
713 |
by attaching the index as user data to data object maintain a map of indexes based on |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
714 |
some key. |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
715 |
*/ |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
716 |
int XQServiceProvider::setCurrentRequestAsync() |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
717 |
{ |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
718 |
XQSERVICE_DEBUG_PRINT("XQServiceProvider::setCurrentRequestAsync"); |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
719 |
return m_data->m_adaptor->setCurrentRequestAsync(); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
720 |
} |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
721 |
|
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
722 |
/*! |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
723 |
\fn bool XQServiceProvider::completeRequest(int index, const T& retValue) |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
724 |
|
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
725 |
Completes asynchronous request. |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
726 |
\param index Defines the index of the asynchronous request to complete. |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
727 |
\param retValue defines the return value for the request. |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
728 |
\return true if request could be completed successfully, otherwise false. |
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\sa completeRequest() |
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*/ |
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|
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/*! |
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Completes the asynchronous request with the given value |
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\param index Request ID got from the setCurrentRequestAsync call. |
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\param retValue Returned value. |
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\return true on success, false if index points to non-existing request. |
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\note <b>You need to check the return value. </b> |
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If false it means connection to client has been lost and the complete will not ever succeed. |
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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So if you have e.g. a code that quits application using the ReturnValueDelived signal only, |
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that signal will never be emitted as request can not be completed. |
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*/ |
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bool XQServiceProvider::completeRequest(int index, const QVariant& retValue) |
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{ |
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XQSERVICE_DEBUG_PRINT("XQServiceProvider::completeRequest"); |
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XQSERVICE_DEBUG_PRINT("index: %d, retValue: %s", index, qPrintable(retValue.toString())); |
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return m_data->m_adaptor->completeRequest(index, retValue); |
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} |
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|
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/*! |
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Return additional request information attached to request |
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\return Request info. |
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*/ |
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XQRequestInfo XQServiceProvider::requestInfo() const |
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{ |
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return m_data->m_adaptor->requestInfo(); |
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} |
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|
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Revision: 201033
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#include "xqserviceprovider.moc" |