示例：有关视图的操作
发布日期： 2016年11月
适用于： Dynamics CRM 2015
此示例代码适用于 Microsoft Dynamics CRM 2015 和 Microsoft Dynamics CRM Online 2015 更新。下载 Microsoft Dynamics CRM SDK 包。 它可能位于下载包的以下位置：
SampleCode\CS\Customizations\Views\WorkWithViews\WorkWithViews.cs
要求
有关运行此 SDK 中提供的示例代码的要求的详细信息，请参阅使用示例和帮助程序代码。
演示
此示例显示如何对视图执行各种操作。
示例
using System;
using System.ServiceModel;
using System.ServiceModel.Description;
// These namespaces are found in the Microsoft.Xrm.Sdk.dll assembly
// found in the SDK\bin folder.
using Microsoft.Xrm.Sdk;
using Microsoft.Xrm.Sdk.Client;
using Microsoft.Xrm.Sdk.Query;
using Microsoft.Xrm.Sdk.Discovery;
using Microsoft.Xrm.Sdk.Messages;
using Microsoft.Xrm.Sdk.Metadata;
// This namespace is found in Microsoft.Crm.Sdk.Proxy.dll assembly
// found in the SDK\bin folder.
using Microsoft.Crm.Sdk.Messages;
namespace Microsoft.Crm.Sdk.Samples
{
public class WorkWithViews
{
#region Class Level Members
/// <summary>
/// Stores the organization service proxy.
/// </summary>
private OrganizationServiceProxy _serviceProxy;
//private const String _customEntityName = "new_bankaccount";
private Guid _customViewId;
private Guid _deactivatedViewId;
private SavedQueryState _viewOriginalState;
private OptionSetValue _viewOriginalStatus;
#endregion Class Level Members
#region How To Sample Code
/// <summary>
/// Create a view.
/// Retrieve Views
/// Deactivate a view
/// </summary>
/// <param name="serverConfig">Contains server connection information.</param>
/// <param name="promptForDelete">When True, the user will be prompted to delete all
/// created entities.</param>
/// <param name="promptForReactivate">When True, the user will be prompted to reactivate
/// a view that was deactivated.</param>
public void Run(ServerConnection.Configuration serverConfig, bool promptForDelete, bool promptForReactivate)
{
try
{
// Connect to the Organization service.
// The using statement assures that the service proxy will be properly disposed.
using (_serviceProxy = new OrganizationServiceProxy(serverConfig.OrganizationUri, serverConfig.HomeRealmUri, serverConfig.Credentials, serverConfig.DeviceCredentials))
{
// This statement is required to enable early-bound type support.
_serviceProxy.EnableProxyTypes();
// Create the view.
System.String layoutXml =
@"<grid name='resultset' object='3' jump='name' select='1'
preview='1' icon='1'>
<row name='result' id='opportunityid'>
<cell name='name' width='150' />
<cell name='customerid' width='150' />
<cell name='estimatedclosedate' width='150' />
<cell name='estimatedvalue' width='150' />
<cell name='closeprobability' width='150' />
<cell name='opportunityratingcode' width='150' />
<cell name='opportunitycustomeridcontactcontactid.emailaddress1'
width='150' disableSorting='1' />
</row>
</grid>";
System.String fetchXml =
@"<fetch version='1.0' output-format='xml-platform'
mapping='logical' distinct='false'>
<entity name='opportunity'>
<order attribute='estimatedvalue' descending='false' />
<filter type='and'>
<condition attribute='statecode' operator='eq'
value='0' />
</filter>
<attribute name='name' />
<attribute name='estimatedvalue' />
<attribute name='estimatedclosedate' />
<attribute name='customerid' />
<attribute name='opportunityratingcode' />
<attribute name='closeprobability' />
<link-entity alias='opportunitycustomeridcontactcontactid'
name='contact' from='contactid' to='customerid'
link-type='outer' visible='false'>
<attribute name='emailaddress1' />
</link-entity>
<attribute name='opportunityid' />
</entity>
</fetch>";
SavedQuery sq = new SavedQuery
{
Name = "A New Custom Public View",
Description = "A Saved Query created in code",
ReturnedTypeCode = "opportunity",
FetchXml = fetchXml,
LayoutXml = layoutXml,
QueryType = 0
};
_customViewId = _serviceProxy.Create(sq);
Console.WriteLine("A new view with the name {0} was created.", sq.Name);
// Retrieve Views
QueryExpression mySavedQuery = new QueryExpression
{
ColumnSet = new ColumnSet("savedqueryid", "name", "querytype", "isdefault", "returnedtypecode", "isquickfindquery"),
EntityName = SavedQuery.EntityLogicalName,
Criteria = new FilterExpression
{
Conditions =
{
new ConditionExpression
{
AttributeName = "querytype",
Operator = ConditionOperator.Equal,
Values = {0}
},
new ConditionExpression
{
AttributeName = "returnedtypecode",
Operator = ConditionOperator.Equal,
Values = {Opportunity.EntityTypeCode}
}
}
}
};
RetrieveMultipleRequest retrieveSavedQueriesRequest = new RetrieveMultipleRequest { Query = mySavedQuery };
RetrieveMultipleResponse retrieveSavedQueriesResponse = (RetrieveMultipleResponse)_serviceProxy.Execute(retrieveSavedQueriesRequest);
DataCollection<Entity> savedQueries = retrieveSavedQueriesResponse.EntityCollection.Entities;
//Display the Retrieved views
foreach (Entity ent in savedQueries)
{
SavedQuery rsq = (SavedQuery)ent;
Console.WriteLine("{0} : {1} : {2} : {3} : {4} : {5},", rsq.SavedQueryId, rsq.Name, rsq.QueryType, rsq.IsDefault, rsq.ReturnedTypeCode, rsq.IsQuickFindQuery);
}
// Deactivate a view
System.String SavedQueryName = "Closed Opportunities in Current Fiscal Year";
QueryExpression ClosedOpportunitiesViewQuery = new QueryExpression
{
ColumnSet = new ColumnSet("savedqueryid", "statecode", "statuscode"),
EntityName = SavedQuery.EntityLogicalName,
Criteria = new FilterExpression
{
Conditions =
{
new ConditionExpression
{
AttributeName = "querytype",
Operator = ConditionOperator.Equal,
Values = {0}
},
new ConditionExpression
{
AttributeName = "returnedtypecode",
Operator = ConditionOperator.Equal,
Values = {Opportunity.EntityTypeCode}
},
new ConditionExpression
{
AttributeName = "name",
Operator = ConditionOperator.Equal,
Values = {SavedQueryName}
}
}
}
};
RetrieveMultipleRequest retrieveOpportuntiesViewRequest = new RetrieveMultipleRequest { Query = ClosedOpportunitiesViewQuery };
RetrieveMultipleResponse retrieveOpportuntiesViewResponse = (RetrieveMultipleResponse)_serviceProxy.Execute(retrieveOpportuntiesViewRequest);
SavedQuery OpportunityView = (SavedQuery)retrieveOpportuntiesViewResponse.EntityCollection.Entities[0];
_viewOriginalState = (SavedQueryState)OpportunityView.StateCode;
_viewOriginalStatus = OpportunityView.StatusCode;
SetStateRequest ssreq = new SetStateRequest
{
EntityMoniker = new EntityReference(SavedQuery.EntityLogicalName, (Guid)OpportunityView.SavedQueryId),
State = new OptionSetValue((int)SavedQueryState.Inactive),
Status = new OptionSetValue(2)
};
_serviceProxy.Execute(ssreq);
_deactivatedViewId = (Guid)OpportunityView.SavedQueryId;
DeleteRequiredRecords(promptForDelete);
ReactivateDeactivatedView(promptForReactivate);
}
}
// Catch any service fault exceptions that Microsoft Dynamics CRM throws.
catch (FaultException<Microsoft.Xrm.Sdk.OrganizationServiceFault>)
{
// You can handle an exception here or pass it back to the calling method.
throw;
}
}
/// <summary>
/// Deletes the custom view that was created for this sample.
/// <param name="prompt">Indicates whether to prompt the user to delete the records created in this sample.</param>
/// </summary>
public void DeleteRequiredRecords(bool prompt)
{
bool deleteView = true;
if (prompt)
{
Console.WriteLine("\nDo you want this custom view deleted? (y/n)");
String answer = Console.ReadLine();
deleteView = (answer.StartsWith("y") || answer.StartsWith("Y"));
}
if (deleteView)
{
_serviceProxy.Delete(SavedQuery.EntityLogicalName, _customViewId);
Console.WriteLine("The view has been deleted.");
}
}
/// <summary>
/// Reactivates the view that was deactivated for this sample.
/// <param name="prompt">Indicates whether to prompt the user to reactivate the view deactivated in this sample.</param>
/// </summary>
public void ReactivateDeactivatedView(bool prompt)
{
bool reactivateView = true;
if (prompt)
{
Console.WriteLine("\nDo you want to reactivate the \"Closed Opportunities in Current Fiscal Year\" view? (y/n)");
String answer = Console.ReadLine();
reactivateView = (answer.StartsWith("y") || answer.StartsWith("Y"));
}
if (reactivateView)
{
SetStateRequest reactivateViewRequest = new SetStateRequest
{
EntityMoniker = new EntityReference(SavedQuery.EntityLogicalName, _deactivatedViewId),
State = new OptionSetValue((int)_viewOriginalState),
Status = _viewOriginalStatus
};
_serviceProxy.Execute(reactivateViewRequest);
Console.WriteLine("The view has been reactivated.");
}
}
#endregion How To Sample Code
#region Main
/// <summary>
/// Slightly modified Main() method used by most SDK samples.
/// </summary>
/// <param name="args"></param>
static public void Main(string[] args)
{
try
{
// Obtain the target organization's Web address and client logon
// credentials from the user.
ServerConnection serverConnect = new ServerConnection();
ServerConnection.Configuration config = serverConnect.GetServerConfiguration();
WorkWithViews app = new WorkWithViews();
// The Run method has an additional parameter to prompt for reactivation of a view.
app.Run(config, true, true);
}
catch (FaultException<Microsoft.Xrm.Sdk.OrganizationServiceFault> ex)
{
Console.WriteLine("The application terminated with an error.");
Console.WriteLine("Timestamp: {0}", ex.Detail.Timestamp);
Console.WriteLine("Code: {0}", ex.Detail.ErrorCode);
Console.WriteLine("Message: {0}", ex.Detail.Message);
Console.WriteLine("Plugin Trace: {0}", ex.Detail.TraceText);
Console.WriteLine("Inner Fault: {0}",
null == ex.Detail.InnerFault ? "No Inner Fault" : "Has Inner Fault");
}
catch (System.TimeoutException ex)
{
Console.WriteLine("The application terminated with an error.");
Console.WriteLine("Message: {0}", ex.Message);
Console.WriteLine("Stack Trace: {0}", ex.StackTrace);
Console.WriteLine("Inner Fault: {0}",
null == ex.InnerException.Message ? "No Inner Fault" : ex.InnerException.Message);
}
catch (System.Exception ex)
{
Console.WriteLine("The application terminated with an error.");
Console.WriteLine(ex.Message);
// Display the details of the inner exception.
if (ex.InnerException != null)
{
Console.WriteLine(ex.InnerException.Message);
FaultException<Microsoft.Xrm.Sdk.OrganizationServiceFault> fe = ex.InnerException
as FaultException<Microsoft.Xrm.Sdk.OrganizationServiceFault>;
if (fe != null)
{
Console.WriteLine("Timestamp: {0}", fe.Detail.Timestamp);
Console.WriteLine("Code: {0}", fe.Detail.ErrorCode);
Console.WriteLine("Message: {0}", fe.Detail.Message);
Console.WriteLine("Plugin Trace: {0}", fe.Detail.TraceText);
Console.WriteLine("Inner Fault: {0}",
null == fe.Detail.InnerFault ? "No Inner Fault" : "Has Inner Fault");
}
}
}
// Additional exceptions to catch: SecurityTokenValidationException, ExpiredSecurityTokenException,
// SecurityAccessDeniedException, MessageSecurityException, and SecurityNegotiationException.
finally
{
Console.WriteLine("Press <Enter> to exit.");
Console.ReadLine();
}
}
#endregion Main
}
}
另请参阅
自定义实体视图
Saved query XML reference
SavedQuery（视图）实体消息和方法
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