ToolStripButton Click Event Could not get checkbox status

Question

Whenever i clicked toolstripbutton after checking the checkbox inside datagridview in

"windows Form" form its always showing the checked status of checkbox as "false" .

I have attached the sample code below which can highlight my issue

Kindly assist me

Thanks

 

Form.Cs 

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Windows.Forms;

namespace WindowsFormsApplication1

{

public partial class Form1 : Form

{

public Form1()

{

InitializeComponent();

DataTable table2 = new DataTable("medications");

table2.Columns.Add("id");

table2.Columns.Add("medication");

table2.Rows.Add(1, "atenolol");

table2.Rows.Add(2, "amoxicillin");

// Create a DataSet and put both tables in it.

DataSet set = new DataSet("office");

set.Tables.Add(table2);

dataGridView1.AutoGenerateColumns = true;

dataGridView1.DataSource = set; // dataset

dataGridView1.DataMember = "medications";

}

private void button1_Click(object sender, EventArgs e)

{

List<DataGridViewRow> rows_with_checked_column = new List<DataGridViewRow>();

foreach (DataGridViewRow row in dataGridView1.Rows)

{

if (Convert.ToBoolean(row.Cells["chk"].Value) == true)

{

//rows_with_checked_column.Add(row);

MessageBox.Show("Checked");

}

else

{

MessageBox.Show("not Checked");

}

}

}

private void dataGridView1_CellContentClick(object sender, DataGridViewCellEventArgs e)

{

if (e.ColumnIndex == 0)

{

foreach (DataGridViewRow dr in dataGridView1.Rows)

{

dr.Cells[0].Value = false;//sifirin

}

}

}

private void toolStripButton2_Click(object sender, EventArgs e)

{

List<DataGridViewRow> rows_with_checked_column = new List<DataGridViewRow>();

foreach (DataGridViewRow row in dataGridView1.Rows)

{

if (Convert.ToBoolean(row.Cells["chk"].Value) == true)

{

//rows_with_checked_column.Add(row);

MessageBox.Show("Checked");

}

else

{

MessageBox.Show("not Checked");

}

}

}

private void toolStrip1_ItemClicked(object sender, ToolStripItemClickedEventArgs e)

{

}

}

}

 

 Designer.cs

namespace WindowsFormsApplication1

{

partial class Form1

{

/// <summary>

/// Required designer variable.

/// </summary>

private System.ComponentModel.IContainer components = null;

/// <summary>

/// Clean up any resources being used.

/// </summary>

/// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>

protected override void Dispose(bool disposing)

{

if (disposing && (components != null))

{

components.Dispose();

}

base.Dispose(disposing);

}

#region Windows Form Designer generated code

/// <summary>

/// Required method for Designer support - do not modify

/// the contents of this method with the code editor.

/// </summary>

private void InitializeComponent()

{

System.ComponentModel.ComponentResourceManager resources = new System.ComponentModel.ComponentResourceManager(typeof(Form1));

this.dataGridView1 = new System.Windows.Forms.DataGridView();

this.chk = new System.Windows.Forms.DataGridViewCheckBoxColumn();

this.Column2 = new System.Windows.Forms.DataGridViewTextBoxColumn();

this.button1 = new System.Windows.Forms.Button();

this.tabControl1 = new System.Windows.Forms.TabControl();

this.tabPage1 = new System.Windows.Forms.TabPage();

this.tabPage2 = new System.Windows.Forms.TabPage();

this.toolStrip1 = new System.Windows.Forms.ToolStrip();

this.toolStripButton2 = new System.Windows.Forms.ToolStripButton();

((System.ComponentModel.ISupportInitialize)(this.dataGridView1)).BeginInit();

this.tabControl1.SuspendLayout();

this.tabPage1.SuspendLayout();

this.toolStrip1.SuspendLayout();

this.SuspendLayout();

//

// dataGridView1

//

this.dataGridView1.ColumnHeadersHeightSizeMode = System.Windows.Forms.DataGridViewColumnHeadersHeightSizeMode.AutoSize;

this.dataGridView1.Columns.AddRange(new System.Windows.Forms.DataGridViewColumn[] {

this.chk,

this.Column2});

this.dataGridView1.Location = new System.Drawing.Point(9, 37);

this.dataGridView1.Name = "dataGridView1";

this.dataGridView1.Size = new System.Drawing.Size(240, 150);

this.dataGridView1.TabIndex = 0;

this.dataGridView1.CellContentClick += new System.Windows.Forms.DataGridViewCellEventHandler(this.dataGridView1_CellContentClick);

//

// chk

//

this.chk.HeaderText = "Column1";

this.chk.Name = "chk";

//

// Column2

//

this.Column2.HeaderText = "Column2";

this.Column2.Name = "Column2";

//

// button1

//

this.button1.Location = new System.Drawing.Point(-1, 227);

this.button1.Name = "button1";

this.button1.Size = new System.Drawing.Size(75, 23);

this.button1.TabIndex = 1;

this.button1.Text = "button1";

this.button1.UseVisualStyleBackColor = true;

this.button1.Click += new System.EventHandler(this.button1_Click);

//

// tabControl1

//

this.tabControl1.Controls.Add(this.tabPage1);

this.tabControl1.Controls.Add(this.tabPage2);

this.tabControl1.Location = new System.Drawing.Point(12, 12);

this.tabControl1.Name = "tabControl1";

this.tabControl1.SelectedIndex = 0;

this.tabControl1.Size = new System.Drawing.Size(260, 238);

this.tabControl1.TabIndex = 2;

//

// tabPage1

//

this.tabPage1.Controls.Add(this.toolStrip1);

this.tabPage1.Controls.Add(this.dataGridView1);

this.tabPage1.Location = new System.Drawing.Point(4, 22);

this.tabPage1.Name = "tabPage1";

this.tabPage1.Padding = new System.Windows.Forms.Padding(3);

this.tabPage1.Size = new System.Drawing.Size(252, 212);

this.tabPage1.TabIndex = 0;

this.tabPage1.Text = "tabPage1";

this.tabPage1.UseVisualStyleBackColor = true;

//

// tabPage2

//

this.tabPage2.Location = new System.Drawing.Point(4, 22);

this.tabPage2.Name = "tabPage2";

this.tabPage2.Padding = new System.Windows.Forms.Padding(3);

this.tabPage2.Size = new System.Drawing.Size(252, 212);

this.tabPage2.TabIndex = 1;

this.tabPage2.Text = "tabPage2";

this.tabPage2.UseVisualStyleBackColor = true;

//

// toolStrip1

//

this.toolStrip1.Items.AddRange(new System.Windows.Forms.ToolStripItem[] {

this.toolStripButton2});

this.toolStrip1.Location = new System.Drawing.Point(3, 3);

this.toolStrip1.Name = "toolStrip1";

this.toolStrip1.Size = new System.Drawing.Size(246, 25);

this.toolStrip1.TabIndex = 1;

this.toolStrip1.Text = "toolStrip1";

this.toolStrip1.ItemClicked += new System.Windows.Forms.ToolStripItemClickedEventHandler(this.toolStrip1_ItemClicked);

//

// toolStripButton2

//

this.toolStripButton2.DisplayStyle = System.Windows.Forms.ToolStripItemDisplayStyle.Text;

this.toolStripButton2.Image = ((System.Drawing.Image)(resources.GetObject("toolStripButton2.Image")));

this.toolStripButton2.ImageTransparentColor = System.Drawing.Color.Magenta;

this.toolStripButton2.Name = "toolStripButton2";

this.toolStripButton2.Size = new System.Drawing.Size(31, 22);

this.toolStripButton2.Text = "Edit";

this.toolStripButton2.Click += new System.EventHandler(this.toolStripButton2_Click);

//

// Form1

//

this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);

this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;

this.ClientSize = new System.Drawing.Size(284, 262);

this.Controls.Add(this.tabControl1);

this.Controls.Add(this.button1);

this.Name = "Form1";

this.Text = "Form1";

((System.ComponentModel.ISupportInitialize)(this.dataGridView1)).EndInit();

this.tabControl1.ResumeLayout(false);

this.tabPage1.ResumeLayout(false);

this.tabPage1.PerformLayout();

this.toolStrip1.ResumeLayout(false);

this.toolStrip1.PerformLayout();

this.ResumeLayout(false);

}

#endregion

private System.Windows.Forms.DataGridView dataGridView1;

private System.Windows.Forms.Button button1;

private System.Windows.Forms.DataGridViewCheckBoxColumn chk;

private System.Windows.Forms.DataGridViewTextBoxColumn Column2;

private System.Windows.Forms.TabControl tabControl1;

private System.Windows.Forms.TabPage tabPage1;

private System.Windows.Forms.TabPage tabPage2;

private System.Windows.Forms.ToolStrip toolStrip1;

private System.Windows.Forms.ToolStripButton toolStripButton2;

}

}