Development/Tutorials/D-Bus/CustomTypes - Revision history

AnneW at 15:46, 19 July 2012

2012-07-19T15:46:42Z

Neverendingo: Text replace - "`" to ""`


2011-06-29T19:00:26Z
Text replace - "<code xml n>" to "<syntaxhighlight lang="xml" line>"

				
				
				
				
			
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			Revision as of 19:00, 29 June 2011
			
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  If you run '''qdbuscpp2xml''' on the Chat.hpp file in the example, you will get the following output:   If you run '''qdbuscpp2xml''' on the Chat.hpp file in the example, you will get the following output:
− <code xml n> + <syntaxhighlight lang="xml" line>
  <!DOCTYPE node PUBLIC "-//freedesktop//DTD D-BUS Object Introspection 1.0//EN" "http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd">   <!DOCTYPE node PUBLIC "-//freedesktop//DTD D-BUS Object Introspection 1.0//EN" "http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd">
  <node>   <node>
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  This is done by specifying annotations:   This is done by specifying annotations:
− <code xml n> + <syntaxhighlight lang="xml" line>
  <annotation name="com.trolltech.QtDBus.QtTypeName"   <annotation name="com.trolltech.QtDBus.QtTypeName"
  value="*customType*"/>   value="*customType*"/>
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  a property (the {{{.In0}}} is omitted for properties), but it is fairly straightforward.   a property (the {{{.In0}}} is omitted for properties), but it is fairly straightforward.
  The following is an example dealing with the QRect type (it has no relation with the example):   The following is an example dealing with the QRect type (it has no relation with the example):
− <code xml n> + <syntaxhighlight lang="xml" line>
  <property name="rectangle" type="(iiii)" access="readwrite">   <property name="rectangle" type="(iiii)" access="readwrite">
     <annotation name="com.trolltech.QtDBus.QtTypeName" value="QRect"/>      <annotation name="com.trolltech.QtDBus.QtTypeName" value="QRect"/>
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  The complete interface used for the Chat interface in the example is as follows:   The complete interface used for the Chat interface in the example is as follows:
− <code xml n> + <syntaxhighlight lang="xml" line>
  <!DOCTYPE node PUBLIC "-//freedesktop//DTD D-BUS Object Introspection 1.0//EN" "http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd">   <!DOCTYPE node PUBLIC "-//freedesktop//DTD D-BUS Object Introspection 1.0//EN" "http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd">
  <node>   <node>



Neverendingo: Text replace - "" to ""

2011-06-29T18:59:39Z
Text replace - "<code cppqt n>" to "<syntaxhighlight lang="cpp-qt" line>"

				
				
				
				
			
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			Revision as of 18:59, 29 June 2011
			
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  The class being published in the example is the following:   The class being published in the example is the following:
    
− <code cppqt n> + <syntaxhighlight lang="cpp-qt" line>
  class Chat : public QObject   class Chat : public QObject
  {   {
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  In the example's Message class, a static method is included to do this:   In the example's Message class, a static method is included to do this:
− <code cppqt n> + <syntaxhighlight lang="cpp-qt" line>
  void Message::registerMetaType()   void Message::registerMetaType()
  {   {
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  For the Message type from the example, these operators are very simple,   For the Message type from the example, these operators are very simple,
  since it only contains 2 strings:   since it only contains 2 strings:
− <code cppqt n> + <syntaxhighlight lang="cpp-qt" line>
  QDBusArgument &operator<<(QDBusArgument &argument, const Message& message)   QDBusArgument &operator<<(QDBusArgument &argument, const Message& message)
  {   {
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  This is the code that publishes a Chat object in the DBusChat   This is the code that publishes a Chat object in the DBusChat
  example:   example:
− <code cppqt n> + <syntaxhighlight lang="cpp-qt" line>
  Chat* pChat = new Chat(&a);   Chat* pChat = new Chat(&a);
  ChatAdaptor* pChatAdaptor = new ChatAdaptor(pChat);   ChatAdaptor* pChatAdaptor = new ChatAdaptor(pChat);
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  enumeration. A basic implementation could simply cast the enum to and from an int,   enumeration. A basic implementation could simply cast the enum to and from an int,
  resulting in code looking like this:   resulting in code looking like this:
− <code cppqt n> + <syntaxhighlight lang="cpp-qt" line>
  QDBusArgument &operator<<(QDBusArgument &argument, const EnumerationType& source)   QDBusArgument &operator<<(QDBusArgument &argument, const EnumerationType& source)
  {   {
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  This is what the marshaling and unmarshaling code actually   This is what the marshaling and unmarshaling code actually
  looks like:   looks like:
− <code cppqt n> + <syntaxhighlight lang="cpp-qt" line>
  template<typename T, typename TEnum>   template<typename T, typename TEnum>
  class QDBusEnumMarshal;   class QDBusEnumMarshal;
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  Some further glue code is needed to link the implementation to   Some further glue code is needed to link the implementation to
  the QDbusArgument stream operators:   the QDbusArgument stream operators:
− <code cppqt n> + <syntaxhighlight lang="cpp-qt" line>
  template<typename T>   template<typename T>
  QDBusArgument& operator<<(QDBusArgument &argument, const T& source)   QDBusArgument& operator<<(QDBusArgument &argument, const T& source)



Neverendingo: Text replace - "" to ""

2011-06-29T18:53:27Z
Text replace - "<code>" to "<syntaxhighlight lang="bash">"

				
				
				
				
			
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			Revision as of 18:53, 29 June 2011
			
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  For the DBusChat example, the Adaptor and Interface classes were created   For the DBusChat example, the Adaptor and Interface classes were created
  by calling   by calling
− <code> + <syntaxhighlight lang="bash">
  qdbusxml2cpp Chat.xml -i Message.hpp -a ChatAdaptor   qdbusxml2cpp Chat.xml -i Message.hpp -a ChatAdaptor
  qdbusxml2cpp Chat.xml -i Message.hpp -p ChatInterface   qdbusxml2cpp Chat.xml -i Message.hpp -p ChatInterface
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  Put all these files in a directory and run   Put all these files in a directory and run
− <code> + <syntaxhighlight lang="bash">
  qmake   qmake
    
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  == DBusChat.pro ==   == DBusChat.pro ==
− <code> + <syntaxhighlight lang="bash">
  # -------------------------------------------------   # -------------------------------------------------
  # Project created by QtCreator 2010-04-06T21:08:22   # Project created by QtCreator 2010-04-06T21:08:22





Neverendingo: Text replace - "" to ""

2011-06-29T18:51:51Z
Text replace - "<code cppqt>" to "<syntaxhighlight lang="cpp-qt">"

				
				
				
				
			
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			Revision as of 18:51, 29 June 2011
			
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  Typically, the company name is included in the name, resulting in declarations like:   Typically, the company name is included in the name, resulting in declarations like:
− <code cppqt> + <syntaxhighlight lang="cpp-qt">
  Q_CLASSINFO("D-Bus Interface", "com.firm.department.product.interface")   Q_CLASSINFO("D-Bus Interface", "com.firm.department.product.interface")
  </syntaxhighlight>   </syntaxhighlight>
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  == Register the type ==   == Register the type ==
  Declare the type as a Qt meta type by adding a   Declare the type as a Qt meta type by adding a
− <code cppqt> Q_DECLARE_METATYPE </syntaxhighlight> statement to the header file containing + <syntaxhighlight lang="cpp-qt"> Q_DECLARE_METATYPE </syntaxhighlight> statement to the header file containing
  your custom type definition.   your custom type definition.
    
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  In the DBusChat example, a connection is made with a   In the DBusChat example, a connection is made with a
  remote Chat object like this:   remote Chat object like this:
− <code cppqt> + <syntaxhighlight lang="cpp-qt">
  demo::Chat chatInterface(CHAT_SERVICE, CHAT_PATH, connection);   demo::Chat chatInterface(CHAT_SERVICE, CHAT_PATH, connection);
  </syntaxhighlight>   </syntaxhighlight>
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  The ChatWindow class in the DBusChat example, for   The ChatWindow class in the DBusChat example, for
  instance, adds a user simply by calling   instance, adds a user simply by calling
− <code cppqt> + <syntaxhighlight lang="cpp-qt">
  m_chatInterface.addUser(m_userName);   m_chatInterface.addUser(m_userName);
  </syntaxhighlight>   </syntaxhighlight>
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  emitted by the Chat object by connecting to its   emitted by the Chat object by connecting to its
  Interface class just like with any other QObject:   Interface class just like with any other QObject:
− <code cppqt> + <syntaxhighlight lang="cpp-qt">
  connect(&m_chatInterface, SIGNAL(userAdded(QString)), SLOT(chat_userAdded(QString)));   connect(&m_chatInterface, SIGNAL(userAdded(QString)), SLOT(chat_userAdded(QString)));
  connect(&m_chatInterface, SIGNAL(userRemoved(QString)), SLOT(chat_userRemoved(QString)));   connect(&m_chatInterface, SIGNAL(userRemoved(QString)), SLOT(chat_userRemoved(QString)));
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  The marshal implementation can now be called by invoking:   The marshal implementation can now be called by invoking:
− <code cppqt> + <syntaxhighlight lang="cpp-qt">
  QDBusEnumMarshal<T, typename boost::is_enum<T>::type>::marshal(argument, source);   QDBusEnumMarshal<T, typename boost::is_enum<T>::type>::marshal(argument, source);
  </syntaxhighlight>   </syntaxhighlight>
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  This is the entire header file needed to marshal / unmarshal any enumeration:   This is the entire header file needed to marshal / unmarshal any enumeration:
− <code cppqt> + <syntaxhighlight lang="cpp-qt">
  #ifndef _ENUM_DBUS_HPP   #ifndef _ENUM_DBUS_HPP
  #define _ENUM_DBUS_HPP   #define _ENUM_DBUS_HPP
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  == Chat.hpp ==   == Chat.hpp ==
− <code cppqt> + <syntaxhighlight lang="cpp-qt">
  #ifndef CHAT_HPP   #ifndef CHAT_HPP
  #define CHAT_HPP   #define CHAT_HPP
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  == Chat.cpp ==   == Chat.cpp ==
− <code cppqt> + <syntaxhighlight lang="cpp-qt">
  #include "Chat.hpp"   #include "Chat.hpp"
    
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  == ChatAdaptor.h ==   == ChatAdaptor.h ==
− <code cppqt> + <syntaxhighlight lang="cpp-qt">
  /*   /*
    * This file was generated by qdbusxml2cpp version 0.7     * This file was generated by qdbusxml2cpp version 0.7
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  == ChatAdaptor.cpp ==   == ChatAdaptor.cpp ==
− <code cppqt> + <syntaxhighlight lang="cpp-qt">
  /*   /*
    * This file was generated by qdbusxml2cpp version 0.7     * This file was generated by qdbusxml2cpp version 0.7
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  == ChatInterface.h ==   == ChatInterface.h ==
− <code cppqt> + <syntaxhighlight lang="cpp-qt">
  /*   /*
    * This file was generated by qdbusxml2cpp version 0.7     * This file was generated by qdbusxml2cpp version 0.7
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  == ChatInterface.cpp ==   == ChatInterface.cpp ==
− <code cppqt> + <syntaxhighlight lang="cpp-qt">
  /*   /*
    * This file was generated by qdbusxml2cpp version 0.7     * This file was generated by qdbusxml2cpp version 0.7
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  == ChatWindow.hpp ==   == ChatWindow.hpp ==
− <code cppqt> + <syntaxhighlight lang="cpp-qt">
  #ifndef CHATWINDOW_HPP   #ifndef CHATWINDOW_HPP
  #define CHATWINDOW_HPP   #define CHATWINDOW_HPP
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  == ChatWindow.cpp ==   == ChatWindow.cpp ==
− <code cppqt> + <syntaxhighlight lang="cpp-qt">
  #include "ChatWindow.hpp"   #include "ChatWindow.hpp"
  #include "ui_ChatWindow.h"   #include "ui_ChatWindow.h"
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  == Message.hpp ==   == Message.hpp ==
− <code cppqt> + <syntaxhighlight lang="cpp-qt">
  #ifndef MESSAGE_HPP   #ifndef MESSAGE_HPP
  #define MESSAGE_HPP   #define MESSAGE_HPP
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  == Message.cpp ==   == Message.cpp ==
− <code cppqt> + <syntaxhighlight lang="cpp-qt">
  #include "Message.hpp"   #include "Message.hpp"
    
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  == main.cpp ==   == main.cpp ==
− <code cppqt> + <syntaxhighlight lang="cpp-qt">
  #include <QtDBus/QDBusConnection>   #include <QtDBus/QDBusConnection>
  #include <QtDBus/QDBusConnectionInterface>   #include <QtDBus/QDBusConnectionInterface>



Neverendingo: Text replace - "" to ""
2011-06-29T18:41:45Z
Text replace - "</code>" to "</syntaxhighlight>"
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Neverendingo: Text replace - "" to ""

2011-06-29T18:37:59Z
Text replace - "<code xml>" to "<syntaxhighlight lang="xml">"

				
				
				
				
			
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			Revision as of 18:37, 29 June 2011
			
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  == Chat.xml ==   == Chat.xml ==
− <code xml> + <syntaxhighlight lang="xml">
  <!DOCTYPE node PUBLIC "-//freedesktop//DTD D-BUS Object Introspection 1.0//EN" "http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd">   <!DOCTYPE node PUBLIC "-//freedesktop//DTD D-BUS Object Introspection 1.0//EN" "http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd">
  <node>   <node>
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  == ChatWindow.ui ==   == ChatWindow.ui ==
− <code xml> + <syntaxhighlight lang="xml">
  <?xml version="1.0" encoding="UTF-8"?>   <?xml version="1.0" encoding="UTF-8"?>
  <ui version="4.0">   <ui version="4.0">





Lostunicorn: corrected links to files and prev/next articles
2010-04-26T14:20:05Z
corrected links to files and prev/next articles

				
				
				
				
			
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			Revision as of 14:20, 26 April 2010
			
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  name=Using Custom Types with DBus|   name=Using Custom Types with DBus|
    
− pre=[[../Creating Interfaces|Creating Interfaces]]| + pre=[[../Creating Interfaces|Creating Interfaces]], [[../Intermediate_D-Bus|Intermediate DBus]]|
−   + 
− next=[[../Creating Interfaces|Creating Interfaces]]| + 
  }}   }}
    
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  That is what this tutorial is about.   That is what this tutorial is about.
    
− An [[attachment:DBusChat.tar.bz2|example]] was created to go along with this tutorial. It is a very basic chat application that communicates through the session DBus. + An [[#Example|example]] was created to go along with this tutorial. It is a very basic chat application that communicates through the session DBus.
    
  = Write a class =   = Write a class =
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  </code>   </code>
    
− Put all that in [[attachment:enumDBus.hpp|a header file]] and include it where you declare the + Put all that in [[#enumDBus.hpp|a header file]] and include it where you declare the
  enumerations that need to pass across DBus. The compiler is now able   enumerations that need to pass across DBus. The compiler is now able
  to find the streaming operators all on its own.   to find the streaming operators all on its own.





Lostunicorn: added some description for the posted source code
2010-04-26T12:46:42Z
added some description for the posted source code

				
				
				
				
			
			← Older revision
			Revision as of 12:46, 26 April 2010
			
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  === enumDBus.hpp ===   === enumDBus.hpp ===
  + 
  + This is the entire header file needed to marshal / unmarshal any enumeration:
  <code cppqt>   <code cppqt>
  #ifndef _ENUM_DBUS_HPP   #ifndef _ENUM_DBUS_HPP
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  This section contains the sources for the chat example. The wiki does not allow the upload of files other than images, so they've been posted as text.   This section contains the sources for the chat example. The wiki does not allow the upload of files other than images, so they've been posted as text.
  + 
  + Chat is the interface being published. ChatAdaptor and ChatInterface were generated using Chat.xml.
  + 
  + Put all these files in a directory and run
  + <code>
  + qmake
  + 
  + make
  + </code>
    
  == Chat.hpp ==   == Chat.hpp ==





Lostunicorn: added code for the DBus Chat example
2010-04-26T12:42:58Z
added code for the DBus Chat example
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← Older revision		Revision as of 15:46, 19 July 2012
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−	~~{{Template:I18n/Language Navigation Bar\|Development/Tutorials/D-Bus/Intermediate D-Bus}}~~	+

	{{TutorialBrowser\|		{{TutorialBrowser\|