Create a SharePoint 2010 Project
In this task, you create an empty SharePoint 2010 project in Microsoft Visual Studio 2010.
To create the SharePoint project
- To start Visual Studio 2010, click theStart Menu, click All Programs, click Microsoft Visual Studio 2010, and then click Microsoft Visual Studio 2010.
- On theFile menu, point to New, and then click Project.
- In theNew Project dialog window, in the Installed Templates section, click Visual C#, click SharePoint, and then click 2010.
- SelectEmpty SharePoint Project from the project items.
- In theName box, type CreateContentType and then click OK.
- In the SharePoint Customization Wizard, type the local Web site that you want to use for this exercise (such ashttp://localhost/SampleWebSite).
- For the trust level, selectDeploy as a farm solution and then click Finish.
Create a Content Type
In this task, you create the content type as a feature and add an event receiver.
To create a content type
- Right-click theFeatures folder in Solution Explorer and then click Add Feature.
- Right-clickFeature1 and then click Add Event Receiver. Visual Studio adds a feature event receiver to Feature1.
- Right-clickEventReceiver.cs and then click View Code.
- Uncomment theFeatureActivated method in the Feature1EventReceiver
- Insert the following code in theFeatureActivated
C#
using (SPWeb spWeb = properties.Feature.Parent as SPWeb)
{
SPContentType newAnnouncement = spWeb
.ContentTypes
.Cast<SPContentType>()
.FirstOrDefault(c => c.Name == "New Announcements");
if (newAnnouncement != null)
{
newAnnouncement.Delete();
}
SPField newField = spWeb.Fields
.Cast<SPField>()
.FirstOrDefault(f => f.StaticName == "Team Project");
if (newField != null)
{
newField.Delete();
}
SPContentType myContentType =
new SPContentType(spWeb.ContentTypes["Announcement"],
spWeb.ContentTypes, "New Announcements");
myContentType.Group = "Custom Content Types";
spWeb.Fields.Add("Team Project", SPFieldType.Text, true);
SPFieldLink projFeldLink = new SPFieldLink(spWeb.Fields["Team Project"]);
myContentType.FieldLinks.Add(projFeldLink);
SPFieldLink companyFieldLink = new SPFieldLink(spWeb.Fields["Company"]);
myContentType.FieldLinks.Add(companyFieldLink);
spWeb.ContentTypes.Add(myContentType);
myContentType.Update();
}
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The FeatureActivated method is run when Feature1 is started. This code does the following:
- Deletes the content typeNew Announcements and the field Team Project, if they exist.
- Creates a parent content typeAnnouncement based on the New Announcements content type.
- Creates a text field, which is titled Team Project, and then adds it to the content type.
- Adds an existing field, which is titledCompany, to the content type.
- Uncomment theFeatureDeactivating
- Insert the following code in theFeatureDeactivating
C#
using (SPWeb spWeb = properties.Feature.Parent as SPWeb)
{
SPContentType myContentType = spWeb.ContentTypes["New Announcements"];
spWeb.ContentTypes.Delete(myContentType.Id);
spWeb.Fields["Team Project"].Delete();
}
The FeatureDeactivating method is run when Feature1 is deactivated. This code does the following:
- Deletes the content typeNew Announcements.
- Deletes the text fieldTeam Project.
- In Solution Explorer, right-clickCreateContentType and then click Deploy.
Verify that the Project Works Correctly
In this task, you verify the presence of the content type and the two fields.
To test the project
- Start Internet Explorer and browse to the Web site that you specified previously.
- At the upper-left section of the screen, clickSite Actions, and then click Site Settings.
- UnderGalleries, click Site Columns.
- In theShow Group options, click Custom Columns.
You should see the new field Team Project.
Figure 1. Team Project field
- ClickSite Actions and then click Site Settings.
- UnderGalleries, click Site content types.
- From theShow Group options, select Custom Content Types.
You should see the new content type New Announcements.
Figure 2. New Announcements content type
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