Data |
Describes changes in the data columns of a collection.
Inheritance HierarchySystemObject
SystemEventArgs
Altaxo.MainSelfAccumulateableEventArgs
Altaxo.DataBaseColumnCollectionChangedEventArgs
Altaxo.DataDataColumnCollectionChangedEventArgs
SystemEventArgs
Altaxo.MainSelfAccumulateableEventArgs
Altaxo.DataBaseColumnCollectionChangedEventArgs
Altaxo.DataDataColumnCollectionChangedEventArgs
Namespace: Altaxo.Data
Assembly: AltaxoBase (in AltaxoBase.dll) Version: 4.8.3572.0 (4.8.3572.0)
SyntaxC#
public class DataColumnCollectionChangedEventArgs : BaseColumnCollectionChangedEventArgs
The DataColumnCollectionChangedEventArgs type exposes the following members.
Constructors| Name | Description | |
|---|---|---|
 | DataColumnCollectionChangedEventArgs | Constructor. |
Properties| Name | Description | |
|---|---|---|
 | ColumnAdditionDeletionRenameOperations |
Gets the column addition, deletion, and rename operations.
For additions, the OldName field in the tuple is null, and the NewName field contains the name of the added column.
For deletions, the NewName field of the tuple is null, and the OldName field contains the name of the deleted column.
For renamings, the OldName filed of the tuple contains the old name of the column, and the NewName field contains the new name.
(Inherited from BaseColumnCollectionChangedEventArgs) |
| HasRowCountDecreased |
Returns whether the row count may have decreased.
(Inherited from BaseColumnCollectionChangedEventArgs) |
| MaxColChanged |
Returns the highest column number that has changed (plus one).
(Inherited from BaseColumnCollectionChangedEventArgs) |
| MaxRowChanged |
Returns the highest row number that has changed (plus one).
(Inherited from BaseColumnCollectionChangedEventArgs) |
| MinColChanged |
Returns the lowest column number that has changed.
(Inherited from BaseColumnCollectionChangedEventArgs) |
| MinRowChanged |
Returns the lowest row number that has changed.
(Inherited from BaseColumnCollectionChangedEventArgs) |
Methods| Name | Description | |
|---|---|---|
| Accumulate(BaseColumnCollectionChangedEventArgs) |
Accumulate the change state by adding another change state.
(Inherited from BaseColumnCollectionChangedEventArgs) |
| Accumulate(Int32, Int32, Int32, Boolean) |
Accumulates the change state by adding a change info from a column.
(Inherited from BaseColumnCollectionChangedEventArgs) |
| Add |
Adds the specified event arguments.
(Overrides SelfAccumulateableEventArgsAdd(SelfAccumulateableEventArgs)) |
| Equals |
Override to ensure that only one instance of SelfAccumulateableEventArgs is contained in the accumulated event args collection.
You have to override Equals in the following way: two instances of the same type, which can be merged together, should return true (and GetHashCode should then return the same value).
(Inherited from SelfAccumulateableEventArgs) |
 | Finalize | Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from Object) |
| GetHashCode |
Override to ensure that only one instance of SelfAccumulateableEventArgs is contained in the accumulated event args collection.
You have to override GetHashCode in the following way: two instances of the same type, which can be merged together, should return the same hash code (and Equals should then return true).
(Inherited from SelfAccumulateableEventArgs) |
| GetType | Gets the Type of the current instance. (Inherited from Object) |
| MemberwiseClone | Creates a shallow copy of the current Object. (Inherited from Object) |
| ToString | Returns a string that represents the current object. (Inherited from Object) |
Fields| Name | Description | |
|---|---|---|
 | _hasRowCountDecreased |
A value indicating whether the row count decreased.
(Inherited from BaseColumnCollectionChangedEventArgs) |
| _maxColChanged |
The maximum changed column index.
(Inherited from BaseColumnCollectionChangedEventArgs) |
| _maxRowChanged |
The maximum changed row index.
(Inherited from BaseColumnCollectionChangedEventArgs) |
| _minColChanged |
The minimum changed column index.
(Inherited from BaseColumnCollectionChangedEventArgs) |
| _minRowChanged |
The minimum changed row index.
(Inherited from BaseColumnCollectionChangedEventArgs) |
See Also