用QtContact 实现MeeGo通讯录（一）

本系列文章是基于QtContact一些研究，用来实现一个MeeGo中的通讯录。该通讯录可以和社交网络，及时通讯工具实现无缝连接。
1、首先看一下通讯录的架构图



2、通讯录中的基本数据类型

Data Type Description
QContactAddress Contains an address of a contact
QContactAnniversary Contains an anniversary of a contact
QContactAvatar Contains avatar URLs of a contact
QContactBirthday Contains a birthday of a contact
QContactDisplayLabel The (possibly synthesized) display label of a contact
QContactEmailAddress Contains an email address of a contact
QContactFamily Contains names of family members of a contact
QContactFavorite Indicates if a contact is a favorite contact as well as the position it should appear in an ordered list of favorites
QContactGender Contains the gender of a contact
QContactGeoLocation Contains a global location coordinate associated with a contact
QContactGlobalPresence Aggregated presence information for a contact, synthesized or supplied by the backend
QContactGuid Contains a globally unique Id of a contact, for use in synchronization with other data stores
QContactHobby Contains a hobby of the contact
QContactName Contains a name of a contact
QContactNickname Contains a nickname of a contact
QContactNote Contains a note associated with a contact
QContactOnlineAccount Online account, which the contact uses to communicate with friends and family
QContactOrganization Details about an organization that the contact is either a part of, or stands for
QContactPhoneNumber Phone number of a contact
QContactPresence Presence information for an online account of a contact
QContactRingtone Ringtone associated with a contact
QContactSyncTarget Sync target for a contact
QContactTag Contains a tag associated with a contact
QContactThumbnail Contains a thumbnail used in display lists to represent the contact
QContactTimestamp Contains the creation and last-modified timestamp associated with the contact
QContactType Describes the type of the contact
QContactUrl Contains a url associated with a contact

3.存储方案
目前Qt Contacts提供两种存储方案。
1.EDS；将在MeeGo 1.2及以后版本中使用。
2.Tracker；在MeeGo1.2及MeeGo Harmattan系统中使用，但是今后将不再使用，统一到EDS平台

4.存储实现步骤



转自：http://g.csdn.net/5194788