121 lines
4.1 KiB
C#
121 lines
4.1 KiB
C#
//---------------------------------------------------------------------------
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//
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// Copyright (C) Microsoft Corporation. All rights reserved.
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//
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//---------------------------------------------------------------------------
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using System;
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using System.Collections.Generic;
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using System.Collections.ObjectModel;
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using System.Text;
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namespace ExtendedGrid.Microsoft.Windows.Controls
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{
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/// <summary>
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/// This class encapsulates a selected row information necessary for CopyingRowClipboardContent event
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/// </summary>
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public class DataGridRowClipboardEventArgs : EventArgs
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{
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/// <summary>
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/// Creates DataGridRowClipboardEventArgs object initializing the properties.
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/// </summary>
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/// <param name="item"></param>
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/// <param name="startColumnDisplayIndex"></param>
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/// <param name="endColumnDisplayIndex"></param>
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/// <param name="isColumnHeadersRow"></param>
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public DataGridRowClipboardEventArgs(object item, int startColumnDisplayIndex, int endColumnDisplayIndex, bool isColumnHeadersRow)
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{
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_item = item;
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_startColumnDisplayIndex = startColumnDisplayIndex;
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_endColumnDisplayIndex = endColumnDisplayIndex;
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_isColumnHeadersRow = isColumnHeadersRow;
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}
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internal DataGridRowClipboardEventArgs(object item, int startColumnDisplayIndex, int endColumnDisplayIndex, bool isColumnHeadersRow, int rowIndexHint) :
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this(item, startColumnDisplayIndex, endColumnDisplayIndex, isColumnHeadersRow)
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{
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_rowIndexHint = rowIndexHint;
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}
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/// <summary>
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/// DataGrid row item for which we prepare ClipboardRowContent
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/// </summary>
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public object Item
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{
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get { return _item; }
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}
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/// <summary>
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/// This list should be used to modify, add ot remove a cell content before it gets stored into the clipboard.
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/// </summary>
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public List<DataGridClipboardCellContent> ClipboardRowContent
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{
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get
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{
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if (_clipboardRowContent == null)
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{
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_clipboardRowContent = new List<DataGridClipboardCellContent>();
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}
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return _clipboardRowContent;
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}
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}
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/// <summary>
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/// This method serialize ClipboardRowContent list into string using the specified format.
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/// </summary>
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/// <param name="format"></param>
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/// <returns></returns>
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public string FormatClipboardCellValues(string format)
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{
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StringBuilder sb = new StringBuilder();
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int count = ClipboardRowContent.Count;
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for (int i = 0; i < count; i++)
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{
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ClipboardHelper.FormatCell(ClipboardRowContent[i].Content, i == 0 /* firstCell */, i == count - 1 /* lastCell */, sb, format);
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}
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return sb.ToString();
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}
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/// <summary>
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/// Represents the DisplayIndex of the first selected column
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/// </summary>
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public int StartColumnDisplayIndex
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{
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get { return _startColumnDisplayIndex; }
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}
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/// <summary>
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/// Represents the DisplayIndex of the last selected column
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/// </summary>
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public int EndColumnDisplayIndex
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{
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get { return _endColumnDisplayIndex; }
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}
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/// <summary>
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/// This property is true when the ClipboardRowContent represents column headers. In this case Item is null.
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/// </summary>
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public bool IsColumnHeadersRow
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{
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get { return _isColumnHeadersRow; }
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}
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/// <summary>
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/// If the row index was known at creation time, this will be non-negative.
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/// </summary>
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internal int RowIndexHint
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{
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get { return _rowIndexHint; }
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}
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private int _startColumnDisplayIndex;
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private int _endColumnDisplayIndex;
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private object _item;
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private bool _isColumnHeadersRow;
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private List<DataGridClipboardCellContent> _clipboardRowContent;
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private int _rowIndexHint = -1;
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}
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}
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