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//------------------------------------------------------------------------------
// <copyright file="DataGridViewButtonColumn.cs" company="Microsoft">
// Copyright (c) Microsoft Corporation. All rights reserved.
// </copyright>
//------------------------------------------------------------------------------
namespace System.Windows.Forms
{
using System;
using System.Text;
using System.ComponentModel;
using System.Diagnostics;
using System.Drawing;
using System.Globalization;
using System.Diagnostics.CodeAnalysis;
/// <include file='doc\DataGridViewButtonColumn.uex' path='docs/doc[@for="DataGridViewButtonColumn"]/*' />
[ToolboxBitmapAttribute(typeof(DataGridViewButtonColumn), "DataGridViewButtonColumn.bmp")]
public class DataGridViewButtonColumn : DataGridViewColumn
{
private static Type columnType = typeof(DataGridViewButtonColumn);
private string text;
/// <include file='doc\DataGridViewButtonColumn.uex' path='docs/doc[@for="DataGridViewButtonColumn.DataGridViewButtonColumn"]/*' />
[
SuppressMessage("Microsoft.Usage", "CA2214:DoNotCallOverridableMethodsInConstructors") // Can't think of a workaround.
]
public DataGridViewButtonColumn()
: base(new DataGridViewButtonCell())
{
DataGridViewCellStyle defaultCellStyle = new DataGridViewCellStyle();
defaultCellStyle.AlignmentInternal = DataGridViewContentAlignment.MiddleCenter;
this.DefaultCellStyle = defaultCellStyle;
}
/// <include file='doc\DataGridViewButtonColumn.uex' path='docs/doc[@for="DataGridViewButtonColumn.CellTemplate"]/*' />
[
Browsable(false),
DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)
]
public override DataGridViewCell CellTemplate
{
get
{
return base.CellTemplate;
}
set
{
if (value != null && !(value is System.Windows.Forms.DataGridViewButtonCell))
{
throw new InvalidCastException(SR.GetString(SR.DataGridViewTypeColumn_WrongCellTemplateType, "System.Windows.Forms.DataGridViewButtonCell"));
}
base.CellTemplate = value;
}
}
/// <include file='doc\DataGridViewButtonColumn.uex' path='docs/doc[@for="DataGridViewButtonColumn.DefaultCellStyle"]/*' />
[
Browsable(true),
SRCategory(SR.CatAppearance),
SRDescription(SR.DataGridView_ColumnDefaultCellStyleDescr)
]
public override DataGridViewCellStyle DefaultCellStyle
{
get
{
return base.DefaultCellStyle;
}
set
{
base.DefaultCellStyle = value;
}
}
/// <include file='doc\DataGridViewButtonColumn.uex' path='docs/doc[@for="DataGridViewButtonColumn.FlatStyle"]/*' />
[
DefaultValue(FlatStyle.Standard),
SRCategory(SR.CatAppearance),
SRDescription(SR.DataGridView_ButtonColumnFlatStyleDescr)
]
public FlatStyle FlatStyle
{
get
{
if (this.CellTemplate == null)
{
throw new InvalidOperationException(SR.GetString(SR.DataGridViewColumn_CellTemplateRequired));
}
return ((DataGridViewButtonCell) this.CellTemplate).FlatStyle;
}
set
{
if (this.FlatStyle != value)
{
((DataGridViewButtonCell)this.CellTemplate).FlatStyle = value;
if (this.DataGridView != null)
{
DataGridViewRowCollection dataGridViewRows = this.DataGridView.Rows;
int rowCount = dataGridViewRows.Count;
for (int rowIndex = 0; rowIndex < rowCount; rowIndex++)
{
DataGridViewRow dataGridViewRow = dataGridViewRows.SharedRow(rowIndex);
DataGridViewButtonCell dataGridViewCell = dataGridViewRow.Cells[this.Index] as DataGridViewButtonCell;
if (dataGridViewCell != null)
{
dataGridViewCell.FlatStyleInternal = value;
}
}
this.DataGridView.OnColumnCommonChange(this.Index);
}
}
}
}
/// <include file='doc\DataGridViewButtonColumn.uex' path='docs/doc[@for="DataGridViewButtonColumn.Text"]/*' />
[
DefaultValue(null),
SRCategory(SR.CatAppearance),
SRDescription(SR.DataGridView_ButtonColumnTextDescr)
]
public string Text
{
get
{
return this.text;
}
set
{
if (!string.Equals(value, this.text, StringComparison.Ordinal))
{
this.text = value;
if (this.DataGridView != null)
{
if (this.UseColumnTextForButtonValue)
{
this.DataGridView.OnColumnCommonChange(this.Index);
}
else
{
DataGridViewRowCollection dataGridViewRows = this.DataGridView.Rows;
int rowCount = dataGridViewRows.Count;
for (int rowIndex = 0; rowIndex < rowCount; rowIndex++)
{
DataGridViewRow dataGridViewRow = dataGridViewRows.SharedRow(rowIndex);
DataGridViewButtonCell dataGridViewCell = dataGridViewRow.Cells[this.Index] as DataGridViewButtonCell;
if (dataGridViewCell != null && dataGridViewCell.UseColumnTextForButtonValue)
{
this.DataGridView.OnColumnCommonChange(this.Index);
return;
}
}
this.DataGridView.InvalidateColumn(this.Index);
}
}
}
}
}
/// <include file='doc\DataGridViewButtonColumn.uex' path='docs/doc[@for="DataGridViewButtonColumn.UseColumnTextForButtonValue"]/*' />
[
DefaultValue(false),
SRCategory(SR.CatAppearance),
SRDescription(SR.DataGridView_ButtonColumnUseColumnTextForButtonValueDescr)
]
public bool UseColumnTextForButtonValue
{
get
{
if (this.CellTemplate == null)
{
throw new InvalidOperationException(SR.GetString(SR.DataGridViewColumn_CellTemplateRequired));
}
return ((DataGridViewButtonCell)this.CellTemplate).UseColumnTextForButtonValue;
}
set
{
if (this.UseColumnTextForButtonValue != value)
{
((DataGridViewButtonCell)this.CellTemplate).UseColumnTextForButtonValueInternal = value;
if (this.DataGridView != null)
{
DataGridViewRowCollection dataGridViewRows = this.DataGridView.Rows;
int rowCount = dataGridViewRows.Count;
for (int rowIndex = 0; rowIndex < rowCount; rowIndex++)
{
DataGridViewRow dataGridViewRow = dataGridViewRows.SharedRow(rowIndex);
DataGridViewButtonCell dataGridViewCell = dataGridViewRow.Cells[this.Index] as DataGridViewButtonCell;
if (dataGridViewCell != null)
{
dataGridViewCell.UseColumnTextForButtonValueInternal = value;
}
}
this.DataGridView.OnColumnCommonChange(this.Index);
}
}
}
}
/// <include file='doc\DataGridViewButtonColumn.uex' path='docs/doc[@for="DataGridViewButtonColumn.Clone"]/*' />
public override object Clone()
{
DataGridViewButtonColumn dataGridViewColumn;
Type thisType = this.GetType();
if (thisType == columnType) //performance improvement
{
dataGridViewColumn = new DataGridViewButtonColumn();
}
else
{
// SECREVIEW : Late-binding does not represent a security thread, see bug#411899 for more info..
//
dataGridViewColumn = (DataGridViewButtonColumn) System.Activator.CreateInstance(thisType);
}
if (dataGridViewColumn != null)
{
base.CloneInternal(dataGridViewColumn);
dataGridViewColumn.Text = this.text;
}
return dataGridViewColumn;
}
private bool ShouldSerializeDefaultCellStyle()
{
if (!this.HasDefaultCellStyle)
{
return false;
}
DataGridViewCellStyle defaultCellStyle = this.DefaultCellStyle;
return (!defaultCellStyle.BackColor.IsEmpty ||
!defaultCellStyle.ForeColor.IsEmpty ||
!defaultCellStyle.SelectionBackColor.IsEmpty ||
!defaultCellStyle.SelectionForeColor.IsEmpty ||
defaultCellStyle.Font != null ||
!defaultCellStyle.IsNullValueDefault ||
!defaultCellStyle.IsDataSourceNullValueDefault ||
!String.IsNullOrEmpty(defaultCellStyle.Format) ||
!defaultCellStyle.FormatProvider.Equals(System.Globalization.CultureInfo.CurrentCulture) ||
defaultCellStyle.Alignment != DataGridViewContentAlignment.MiddleCenter ||
defaultCellStyle.WrapMode != DataGridViewTriState.NotSet ||
defaultCellStyle.Tag != null ||
!defaultCellStyle.Padding.Equals(Padding.Empty));
}
/// <include file='doc\DataGridViewButtonColumn.uex' path='docs/doc[@for="DataGridViewButtonColumn.ToString"]/*' />
public override string ToString()
{
StringBuilder sb = new StringBuilder(64);
sb.Append("DataGridViewButtonColumn { Name=");
sb.Append(this.Name);
sb.Append(", Index=");
sb.Append(this.Index.ToString(CultureInfo.CurrentCulture));
sb.Append(" }");
return sb.ToString();
}
}
}
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