DataGridViewColumnCollection.GetPreviousColumn(DataGridViewColumn, DataGridViewElementStates, DataGridViewElementStates) Method

Definition

Gets the last column prior to the given column in display order that meets the given filter requirements.

public:
 System::Windows::Forms::DataGridViewColumn ^ GetPreviousColumn(System::Windows::Forms::DataGridViewColumn ^ dataGridViewColumnStart, System::Windows::Forms::DataGridViewElementStates includeFilter, System::Windows::Forms::DataGridViewElementStates excludeFilter);
public System.Windows.Forms.DataGridViewColumn GetPreviousColumn (System.Windows.Forms.DataGridViewColumn dataGridViewColumnStart, System.Windows.Forms.DataGridViewElementStates includeFilter, System.Windows.Forms.DataGridViewElementStates excludeFilter);
member this.GetPreviousColumn : System.Windows.Forms.DataGridViewColumn * System.Windows.Forms.DataGridViewElementStates * System.Windows.Forms.DataGridViewElementStates -> System.Windows.Forms.DataGridViewColumn
Public Function GetPreviousColumn (dataGridViewColumnStart As DataGridViewColumn, includeFilter As DataGridViewElementStates, excludeFilter As DataGridViewElementStates) As DataGridViewColumn

Parameters

dataGridViewColumnStart
DataGridViewColumn

The column from which to start searching for the previous column.

includeFilter
DataGridViewElementStates

A bitwise combination of the DataGridViewElementStates values that represent the filter to apply for inclusion.

excludeFilter
DataGridViewElementStates

A bitwise combination of the DataGridViewElementStates values that represent the filter to apply for exclusion.

Returns

DataGridViewColumn

The previous column that meets the given filter requirements, or null if no column is found.

Exceptions

dataGridViewColumnStart is null.

At least one of the filter values is not a valid bitwise combination of DataGridViewElementStates values.

Remarks

The previous column in display order is the column with the highest DisplayIndex value lower than the DisplayIndex value of the specified column, regardless of whether the column is actually visible on the screen.

This method lets you determine the first column before the current column that fits the given criteria without having to compare index values directly.

Applies to

See also