public WebPartConnectionsEventArgs(WebPart provider, ProviderConnectionPoint providerConnectionPoint,
WebPart consumer, ConsumerConnectionPoint consumerConnectionPoint,
WebPartConnection connection) : this(provider, providerConnectionPoint,
consumer, consumerConnectionPoint)
{
_connection = connection;
}
internal bool ConflictsWith(WebPartConnection otherConnection)
{
if (!this.ConflictsWithConsumer(otherConnection))
{
return(this.ConflictsWithProvider(otherConnection));
}
return(true);
}
internal bool ConflictsWithConsumer(WebPartConnection otherConnection)
{
return(!ConsumerConnectionPoint.AllowsMultipleConnections &&
Consumer == otherConnection.Consumer &&
ConsumerConnectionPoint == otherConnection.ConsumerConnectionPoint);
}
private void LoadDynamicConnections(PersonalizationEntry entry)
{
if (entry != null)
{
object[] objArray = (object[]) entry.Value;
if (objArray != null)
{
for (int i = 0; i < objArray.Length; i += 7)
{
string str = (string) objArray[i];
string str2 = (string) objArray[i + 1];
string str3 = (string) objArray[i + 2];
string str4 = (string) objArray[i + 3];
string str5 = (string) objArray[i + 4];
WebPartConnection connection = new WebPartConnection {
ID = str,
ConsumerID = str2,
ConsumerConnectionPointID = str3,
ProviderID = str4,
ProviderConnectionPointID = str5
};
this.Internals.SetIsShared(connection, entry.Scope == PersonalizationScope.Shared);
this.Internals.SetIsStatic(connection, false);
Type type = objArray[i + 5] as Type;
if (type != null)
{
if (!type.IsSubclassOf(typeof(WebPartTransformer)))
{
throw new InvalidOperationException(System.Web.SR.GetString("WebPartTransformerAttribute_NotTransformer", new object[] { type.Name }));
}
object savedState = objArray[i + 6];
WebPartTransformer transformer = (WebPartTransformer) this.Internals.CreateObjectFromType(type);
this.Internals.LoadConfigurationState(transformer, savedState);
this.Internals.SetTransformer(connection, transformer);
}
this.DynamicConnections.Add(connection);
}
}
}
}
public int IndexOf(WebPartConnection value)
{
return(List.IndexOf(value));
}
public void SetIsStatic(WebPartConnection connection, bool isStatic)
{
}
public void Remove(WebPartConnection value)
{
}
internal bool ConflictsWithProvider(WebPartConnection otherConnection)
{
return ((!this.ProviderConnectionPoint.AllowsMultipleConnections && (this.Provider == otherConnection.Provider)) && (this.ProviderConnectionPoint == otherConnection.ProviderConnectionPoint));
}
public WebPartConnectionsEventArgs(WebPart provider, System.Web.UI.WebControls.WebParts.ProviderConnectionPoint providerConnectionPoint, WebPart consumer, System.Web.UI.WebControls.WebParts.ConsumerConnectionPoint consumerConnectionPoint, WebPartConnection connection) : this(provider, providerConnectionPoint, consumer, consumerConnectionPoint)
{
this._connection = connection;
}
internal bool ConflictsWithProvider(WebPartConnection otherConnection)
{
return((!this.ProviderConnectionPoint.AllowsMultipleConnections && (this.Provider == otherConnection.Provider)) && (this.ProviderConnectionPoint == otherConnection.ProviderConnectionPoint));
}
public WebPartConnectionsEventArgs(WebPart provider, ProviderConnectionPoint providerConnectionPoint, WebPart consumer, ConsumerConnectionPoint consumerConnectionPoint, WebPartConnection connection)
{
}
public void DeleteConnection(WebPartConnection connection)
{
connection.Deleted = true;
}
public bool ConnectionDeleted(WebPartConnection connection)
{
return(connection.Deleted);
}
internal bool ConflictsWithProvider(WebPartConnection otherConnection)
{
return(!ProviderConnectionPoint.AllowsMultipleConnections &&
Provider == otherConnection.Provider &&
ProviderConnectionPoint == otherConnection.ProviderConnectionPoint);
}
public void SetTransformer(WebPartConnection connection, WebPartTransformer transformer)
{
}
public WebPartConnectionsEventArgs(WebPart provider, ProviderConnectionPoint providerConnectionPoint,
WebPart consumer, ConsumerConnectionPoint consumerConnectionPoint,
WebPartConnection connection) : this(provider, providerConnectionPoint,
consumer, consumerConnectionPoint) {
_connection = connection;
}
public void DeleteConnection(WebPartConnection connection)
{
}
public bool Contains (WebPartConnection value)
{
return default(bool);
}
public bool Contains(WebPartConnection value)
{
return(default(bool));
}
public void CopyTo (WebPartConnection[] array, int index)
{
Contract.Ensures (array.Length >= 0);
}
private void RenderExistingProviderConnection(HtmlTextWriter writer, WebPartConnection connection) {
WebPart webPartToConnect = WebPartToConnect;
Debug.Assert(connection.Consumer == webPartToConnect);
ConsumerConnectionPoint consumerConnectionPoint =
WebPartManager.GetConsumerConnectionPoint(webPartToConnect, connection.ConsumerConnectionPointID);
WebPart provider = connection.Provider;
ProviderConnectionPoint providerConnectionPoint = connection.ProviderConnectionPoint;
string providerString = GetDisplayTitle(provider, providerConnectionPoint, false);
// Transformer
string transformerEventArgs = null;
WebPartTransformer transformer = connection.Transformer;
if (transformer != null && HasConfigurationControl(transformer))
{
transformerEventArgs = configureEventArgument + ID_SEPARATOR.ToString(CultureInfo.InvariantCulture) + connection.ID;
}
bool isActive = providerConnectionPoint != null &&
consumerConnectionPoint != null &&
connection.Provider != null &&
connection.Consumer != null &&
connection.IsActive;
// IsActive already checks for these:
Debug.Assert(!connection.Provider.IsClosed && !connection.Consumer.IsClosed);
RenderExistingConnection(writer,
(consumerConnectionPoint != null ?
consumerConnectionPoint.DisplayName :
SR.GetString(SR.Part_Unknown)),
providerString,
String.Join(ID_SEPARATOR.ToString(CultureInfo.InvariantCulture),
new string[] { disconnectEventArgument, connection.ID }),
transformerEventArgs,
false,
isActive);
}
public int IndexOf (WebPartConnection value)
{
Contract.Ensures (Contract.Result<int>() >= -1);
return default(int);
}
public bool ConnectionDeleted(WebPartConnection connection)
{
return(default(bool));
}
public void Remove (WebPartConnection value)
{
}
public int Add(WebPartConnection value)
{
return(List.Add(value));
}
public int IndexOf(WebPartConnection value)
{
Contract.Ensures(Contract.Result <int>() >= -1);
return(default(int));
}
public virtual WebPartConnection ConnectWebParts(WebPart provider, ProviderConnectionPoint providerConnectionPoint, WebPart consumer, ConsumerConnectionPoint consumerConnectionPoint, WebPartTransformer transformer)
{
this.CanConnectWebPartsCore(provider, providerConnectionPoint, consumer, consumerConnectionPoint, transformer, true);
if (this.DynamicConnections.IsReadOnly)
{
throw new InvalidOperationException(System.Web.SR.GetString("WebPartManager_ConnectTooLate"));
}
WebPartConnectionsCancelEventArgs e = new WebPartConnectionsCancelEventArgs(provider, providerConnectionPoint, consumer, consumerConnectionPoint);
this.OnWebPartsConnecting(e);
if (this._allowEventCancellation && e.Cancel)
{
return null;
}
Control control = provider.ToControl();
Control control2 = consumer.ToControl();
WebPartConnection connection = new WebPartConnection {
ID = this.CreateDynamicConnectionID(),
ProviderID = control.ID,
ConsumerID = control2.ID,
ProviderConnectionPointID = providerConnectionPoint.ID,
ConsumerConnectionPointID = consumerConnectionPoint.ID
};
if (transformer != null)
{
this.Internals.SetTransformer(connection, transformer);
}
this.Internals.SetIsShared(connection, this.Personalization.Scope == PersonalizationScope.Shared);
this.Internals.SetIsStatic(connection, false);
this.DynamicConnections.Add(connection);
this._hasDataChanged = true;
this.OnWebPartsConnected(new WebPartConnectionsEventArgs(provider, providerConnectionPoint, consumer, consumerConnectionPoint, connection));
return connection;
}
public virtual new void DisconnectWebParts(WebPartConnection connection)
{
}
private WebPartConnection[] ConnectionsToActivate()
{
ArrayList connectionsToActivate = new ArrayList();
HybridDictionary connectionIDs = new HybridDictionary(true);
WebPartConnection[] array = new WebPartConnection[this.StaticConnections.Count + this.DynamicConnections.Count];
this.StaticConnections.CopyTo(array, 0);
this.DynamicConnections.CopyTo(array, this.StaticConnections.Count);
foreach (WebPartConnection connection in array)
{
this.ConnectionsToActivateHelper(connection, connectionIDs, connectionsToActivate);
}
WebPartConnection[] connectionArray2 = (WebPartConnection[]) connectionsToActivate.ToArray(typeof(WebPartConnection));
foreach (WebPartConnection connection2 in connectionArray2)
{
if (!connection2.IsShared)
{
ArrayList list2 = new ArrayList();
foreach (WebPartConnection connection3 in connectionsToActivate)
{
if (((connection2 != connection3) && connection3.IsShared) && connection2.ConflictsWith(connection3))
{
list2.Add(connection3);
}
}
foreach (WebPartConnection connection4 in list2)
{
this.DisconnectWebParts(connection4);
connectionsToActivate.Remove(connection4);
}
}
}
connectionArray2 = (WebPartConnection[]) connectionsToActivate.ToArray(typeof(WebPartConnection));
foreach (WebPartConnection connection5 in connectionArray2)
{
if (connection5.IsShared && !connection5.IsStatic)
{
ArrayList list3 = new ArrayList();
foreach (WebPartConnection connection6 in connectionsToActivate)
{
if (((connection5 != connection6) && connection6.IsStatic) && connection5.ConflictsWith(connection6))
{
list3.Add(connection6);
}
}
foreach (WebPartConnection connection7 in list3)
{
this.DisconnectWebParts(connection7);
connectionsToActivate.Remove(connection7);
}
}
}
ArrayList list4 = new ArrayList();
foreach (WebPartConnection connection8 in connectionsToActivate)
{
bool flag = false;
foreach (WebPartConnection connection9 in connectionsToActivate)
{
if (connection8 != connection9)
{
if (connection8.ConflictsWithConsumer(connection9))
{
connection8.Consumer.SetConnectErrorMessage(System.Web.SR.GetString("WebPartConnection_Duplicate", new object[] { connection8.ConsumerConnectionPoint.DisplayName, connection8.Consumer.DisplayTitle }));
flag = true;
}
if (connection8.ConflictsWithProvider(connection9))
{
connection8.Consumer.SetConnectErrorMessage(System.Web.SR.GetString("WebPartConnection_Duplicate", new object[] { connection8.ProviderConnectionPoint.DisplayName, connection8.Provider.DisplayTitle }));
flag = true;
}
}
}
if (!flag)
{
list4.Add(connection8);
}
}
this.StaticConnections.SetReadOnly("WebPartManager_StaticConnectionsReadOnly");
this.DynamicConnections.SetReadOnly("WebPartManager_DynamicConnectionsReadOnly");
return (WebPartConnection[]) list4.ToArray(typeof(WebPartConnection));
}
/// <devdoc>
/// Inserts a WebPartConnection into the collection.
/// </devdoc>
public void Insert(int index, WebPartConnection value) {
List.Insert(index, value);
}
public void SetIsStatic(WebPartConnection connection, bool isStatic)
{
}
/// <devdoc>
/// Removes a WebPartConnection from the collection.
/// </devdoc>
public void Remove(WebPartConnection value) {
List.Remove(value);
}
public bool ConnectionDeleted(WebPartConnection connection)
{
return default(bool);
}
/// <devdoc>
/// Adds a Connection to the collection.
/// </devdoc>
public int Add(WebPartConnection value) {
return List.Add(value);
}
internal bool ConflictsWith(WebPartConnection otherConnection)
{
if (!this.ConflictsWithConsumer(otherConnection))
{
return this.ConflictsWithProvider(otherConnection);
}
return true;
}
/// <devdoc>
/// True if the WebPartConnection is contained in the collection.
/// </devdoc>
public bool Contains(WebPartConnection value) {
return List.Contains(value);
}
public int Add(WebPartConnection value)
{
return(default(int));
}
public void CopyTo(WebPartConnection[] array, int index) {
List.CopyTo(array, index);
}
public int IndexOf(WebPartConnection value)
{
return(default(int));
}
public int IndexOf(WebPartConnection value) {
return List.IndexOf(value);
}
public WebPartConnectionsEventArgs (WebPart provider, ProviderConnectionPoint providerConnectionPoint, WebPart consumer, ConsumerConnectionPoint consumerConnectionPoint, WebPartConnection connection)
{
}
public void SetIsShared(WebPartConnection connection, bool isShared)
{
Contract.Requires(connection != null);
}
public void SetIsShared(WebPartConnection connection, bool isShared)
{
}
public void SetIsStatic(WebPartConnection connection, bool isStatic)
{
Contract.Requires(connection != null);
}
public void SetTransformer(WebPartConnection connection, WebPartTransformer transformer)
{
}
public void SetTransformer(WebPartConnection connection, WebPartTransformer transformer)
{
Contract.Requires(connection != null);
Contract.Ensures(((System.Array)connection.Transformers).Length >= 0);
}
public void DeleteConnection(WebPartConnection connection)
{
}
public bool ConnectionDeleted(WebPartConnection connection)
{
Contract.Requires(connection != null);
return(default(bool));
}
public void Remove(WebPartConnection value)
{
List.Remove(value);
}
public void DeleteConnection(WebPartConnection connection)
{
Contract.Requires(connection != null);
}
public bool Contains(WebPartConnection value)
{
return(List.Contains(value));
}
public bool ConnectionDeleted(WebPartConnection connection) {
return connection.Deleted;
}
public void Insert(int index, WebPartConnection value)
{
List.Insert(index, value);
}
public void DeleteConnection(WebPartConnection connection) {
connection.Deleted = true;
}
public virtual void DisconnectWebParts(WebPartConnection connection)
{
this.Personalization.EnsureEnabled(true);
if (connection == null)
{
throw new ArgumentNullException("connection");
}
WebPart provider = connection.Provider;
ProviderConnectionPoint providerConnectionPoint = connection.ProviderConnectionPoint;
WebPart consumer = connection.Consumer;
ConsumerConnectionPoint consumerConnectionPoint = connection.ConsumerConnectionPoint;
WebPartConnectionsCancelEventArgs e = new WebPartConnectionsCancelEventArgs(provider, providerConnectionPoint, consumer, consumerConnectionPoint, connection);
this.OnWebPartsDisconnecting(e);
if (!this._allowEventCancellation || !e.Cancel)
{
WebPartConnectionsEventArgs args2 = new WebPartConnectionsEventArgs(provider, providerConnectionPoint, consumer, consumerConnectionPoint);
if (this.StaticConnections.Contains(connection))
{
if (this.StaticConnections.IsReadOnly)
{
throw new InvalidOperationException(System.Web.SR.GetString("WebPartManager_DisconnectTooLate"));
}
if (this.Internals.ConnectionDeleted(connection))
{
throw new InvalidOperationException(System.Web.SR.GetString("WebPartManager_AlreadyDisconnected"));
}
this.Internals.DeleteConnection(connection);
this._hasDataChanged = true;
this.OnWebPartsDisconnected(args2);
}
else
{
if (!this.DynamicConnections.Contains(connection))
{
throw new ArgumentException(System.Web.SR.GetString("WebPartManager_UnknownConnection"), "connection");
}
if (this.DynamicConnections.IsReadOnly)
{
throw new InvalidOperationException(System.Web.SR.GetString("WebPartManager_DisconnectTooLate"));
}
if (this.ShouldRemoveConnection(connection))
{
this.DynamicConnections.Remove(connection);
}
else
{
if (this.Internals.ConnectionDeleted(connection))
{
throw new InvalidOperationException(System.Web.SR.GetString("WebPartManager_AlreadyDisconnected"));
}
this.Internals.DeleteConnection(connection);
}
this._hasDataChanged = true;
this.OnWebPartsDisconnected(args2);
}
}
}
private void RenderExistingProviderConnection(HtmlTextWriter writer, WebPartConnection connection)
{
WebPart webPartToConnect = this.WebPartToConnect;
ConsumerConnectionPoint consumerConnectionPoint = base.WebPartManager.GetConsumerConnectionPoint(webPartToConnect, connection.ConsumerConnectionPointID);
WebPart provider = connection.Provider;
ProviderConnectionPoint providerConnectionPoint = connection.ProviderConnectionPoint;
string partTitle = this.GetDisplayTitle(provider, providerConnectionPoint, false);
string editEventArg = null;
WebPartTransformer transformer = connection.Transformer;
if ((transformer != null) && this.HasConfigurationControl(transformer))
{
editEventArg = "edit" + '$'.ToString(CultureInfo.InvariantCulture) + connection.ID;
}
bool isActive = (((providerConnectionPoint != null) && (consumerConnectionPoint != null)) && ((connection.Provider != null) && (connection.Consumer != null))) && connection.IsActive;
char ch2 = '$';
this.RenderExistingConnection(writer, (consumerConnectionPoint != null) ? consumerConnectionPoint.DisplayName : System.Web.SR.GetString("Part_Unknown"), partTitle, string.Join(ch2.ToString(CultureInfo.InvariantCulture), new string[] { "disconnect", connection.ID }), editEventArg, false, isActive);
}
private bool ShouldRemoveConnection(WebPartConnection connection)
{
if (connection.IsShared && (this.Personalization.Scope == PersonalizationScope.User))
{
return false;
}
return true;
}
public void SetIsShared(WebPartConnection connection, bool isShared)
{
}
private void ConnectionsToActivateHelper(WebPartConnection connection, IDictionary connectionIDs, ArrayList connectionsToActivate)
{
string iD = connection.ID;
if (string.IsNullOrEmpty(iD))
{
throw new InvalidOperationException(System.Web.SR.GetString("WebPartConnection_NoID"));
}
if (connectionIDs.Contains(iD))
{
throw new InvalidOperationException(System.Web.SR.GetString("WebPartManager_DuplicateConnectionID", new object[] { iD }));
}
connectionIDs.Add(iD, null);
if (!connection.Deleted)
{
WebPart provider = connection.Provider;
if (provider == null)
{
if (connection.IsStatic)
{
throw new InvalidOperationException(System.Web.SR.GetString("WebPartConnection_NoProvider", new object[] { connection.ProviderID }));
}
this.DisconnectWebParts(connection);
}
else
{
WebPart consumer = connection.Consumer;
if (consumer == null)
{
if (connection.IsStatic)
{
throw new InvalidOperationException(System.Web.SR.GetString("WebPartConnection_NoConsumer", new object[] { connection.ConsumerID }));
}
this.DisconnectWebParts(connection);
}
else if (!(provider is ProxyWebPart) && !(consumer is ProxyWebPart))
{
Control control = provider.ToControl();
Control control2 = consumer.ToControl();
if (control == control2)
{
throw new InvalidOperationException(System.Web.SR.GetString("WebPartManager_CantConnectToSelf"));
}
if (connection.ProviderConnectionPoint == null)
{
consumer.SetConnectErrorMessage(System.Web.SR.GetString("WebPartConnection_NoProviderConnectionPoint", new object[] { connection.ProviderConnectionPointID, provider.DisplayTitle }));
}
else if (connection.ConsumerConnectionPoint == null)
{
consumer.SetConnectErrorMessage(System.Web.SR.GetString("WebPartConnection_NoConsumerConnectionPoint", new object[] { connection.ConsumerConnectionPointID, consumer.DisplayTitle }));
}
else
{
connectionsToActivate.Add(connection);
}
}
}
}
}
internal bool ConflictsWith(WebPartConnection otherConnection)
{
return(ConflictsWithConsumer(otherConnection) || ConflictsWithProvider(otherConnection));
}
