DataGridViewTextBoxColumn.cs source code in C# .NET

                        Code:
                         / Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / DEVDIV / depot / DevDiv / releases / whidbey / NetFXspW7 / ndp / fx / src / WinForms / Managed / System / WinForms / DataGridViewTextBoxColumn.cs / 1 / DataGridViewTextBoxColumn.cs
                        
                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.Windows.Forms 
{ 
    using System;
    using System.Text; 
    using System.ComponentModel;
    using System.Diagnostics;
    using System.Drawing;
    using System.Globalization; 

    ///  
    [ToolboxBitmapAttribute(typeof(DataGridViewTextBoxColumn), "DataGridViewTextBoxColumn.bmp")] 
    public class DataGridViewTextBoxColumn : DataGridViewColumn
    { 
        private const int DATAGRIDVIEWTEXTBOXCOLUMN_maxInputLength = 32767;

        /// 
        public DataGridViewTextBoxColumn() : base(new DataGridViewTextBoxCell()) 
        {
            this.SortMode = DataGridViewColumnSortMode.Automatic; 
        } 

        ///  
        [
            Browsable(false),
            DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)
        ] 
        public override DataGridViewCell CellTemplate
        { 
            get 
            {
                return base.CellTemplate; 
            }
            set
            {
                if (value != null && !(value is System.Windows.Forms.DataGridViewTextBoxCell)) 
                {
                    throw new InvalidCastException(SR.GetString(SR.DataGridViewTypeColumn_WrongCellTemplateType, "System.Windows.Forms.DataGridViewTextBoxCell")); 
                } 
                base.CellTemplate = value;
            } 
        }

        /// 
        [ 
            DefaultValue(DATAGRIDVIEWTEXTBOXCOLUMN_maxInputLength),
            SRCategory(SR.CatBehavior), 
            SRDescription(SR.DataGridView_TextBoxColumnMaxInputLengthDescr) 
        ]
        public int MaxInputLength 
        {
            get
            {
                if (this.TextBoxCellTemplate == null) 
                {
                    throw new InvalidOperationException(SR.GetString(SR.DataGridViewColumn_CellTemplateRequired)); 
                } 
                return this.TextBoxCellTemplate.MaxInputLength;
            } 
            set
            {
                if (this.MaxInputLength != value)
                { 
                    this.TextBoxCellTemplate.MaxInputLength = 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);
                            DataGridViewTextBoxCell dataGridViewCell = dataGridViewRow.Cells[this.Index] as DataGridViewTextBoxCell; 
                            if (dataGridViewCell != null)
                            { 
                                dataGridViewCell.MaxInputLength = value; 
                            }
                        } 
                    }
                }
            }
        } 

        ///  
        [ 
            DefaultValue(DataGridViewColumnSortMode.Automatic)
        ] 
        public new DataGridViewColumnSortMode SortMode
        {
            get
            { 
                return base.SortMode;
            } 
            set 
            {
                base.SortMode = value; 
            }
        }

        private DataGridViewTextBoxCell TextBoxCellTemplate 
        {
            get 
            { 
                return (DataGridViewTextBoxCell) this.CellTemplate;
            } 
        }

        /// 
        public override string ToString() 
        {
            StringBuilder sb = new StringBuilder(64); 
            sb.Append("DataGridViewTextBoxColumn { Name="); 
            sb.Append(this.Name);
            sb.Append(", Index="); 
            sb.Append(this.Index.ToString(CultureInfo.CurrentCulture));
            sb.Append(" }");
            return sb.ToString();
        } 
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.Windows.Forms 
{ 
    using System;
    using System.Text; 
    using System.ComponentModel;
    using System.Diagnostics;
    using System.Drawing;
    using System.Globalization; 

    ///  
    [ToolboxBitmapAttribute(typeof(DataGridViewTextBoxColumn), "DataGridViewTextBoxColumn.bmp")] 
    public class DataGridViewTextBoxColumn : DataGridViewColumn
    { 
        private const int DATAGRIDVIEWTEXTBOXCOLUMN_maxInputLength = 32767;

        /// 
        public DataGridViewTextBoxColumn() : base(new DataGridViewTextBoxCell()) 
        {
            this.SortMode = DataGridViewColumnSortMode.Automatic; 
        } 

        ///  
        [
            Browsable(false),
            DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)
        ] 
        public override DataGridViewCell CellTemplate
        { 
            get 
            {
                return base.CellTemplate; 
            }
            set
            {
                if (value != null && !(value is System.Windows.Forms.DataGridViewTextBoxCell)) 
                {
                    throw new InvalidCastException(SR.GetString(SR.DataGridViewTypeColumn_WrongCellTemplateType, "System.Windows.Forms.DataGridViewTextBoxCell")); 
                } 
                base.CellTemplate = value;
            } 
        }

        /// 
        [ 
            DefaultValue(DATAGRIDVIEWTEXTBOXCOLUMN_maxInputLength),
            SRCategory(SR.CatBehavior), 
            SRDescription(SR.DataGridView_TextBoxColumnMaxInputLengthDescr) 
        ]
        public int MaxInputLength 
        {
            get
            {
                if (this.TextBoxCellTemplate == null) 
                {
                    throw new InvalidOperationException(SR.GetString(SR.DataGridViewColumn_CellTemplateRequired)); 
                } 
                return this.TextBoxCellTemplate.MaxInputLength;
            } 
            set
            {
                if (this.MaxInputLength != value)
                { 
                    this.TextBoxCellTemplate.MaxInputLength = 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);
                            DataGridViewTextBoxCell dataGridViewCell = dataGridViewRow.Cells[this.Index] as DataGridViewTextBoxCell; 
                            if (dataGridViewCell != null)
                            { 
                                dataGridViewCell.MaxInputLength = value; 
                            }
                        } 
                    }
                }
            }
        } 

        ///  
        [ 
            DefaultValue(DataGridViewColumnSortMode.Automatic)
        ] 
        public new DataGridViewColumnSortMode SortMode
        {
            get
            { 
                return base.SortMode;
            } 
            set 
            {
                base.SortMode = value; 
            }
        }

        private DataGridViewTextBoxCell TextBoxCellTemplate 
        {
            get 
            { 
                return (DataGridViewTextBoxCell) this.CellTemplate;
            } 
        }

        /// 
        public override string ToString() 
        {
            StringBuilder sb = new StringBuilder(64); 
            sb.Append("DataGridViewTextBoxColumn { Name="); 
            sb.Append(this.Name);
            sb.Append(", Index="); 
            sb.Append(this.Index.ToString(CultureInfo.CurrentCulture));
            sb.Append(" }");
            return sb.ToString();
        } 
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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DataGridViewTextBoxColumn.cs source code in C# .NET

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