Click here to Skip to main content
15,888,293 members
Home / Discussions / C#
   

C#

 
QuestionHow i can create dvdplayer in directshow? Pin
Nematjon Rahmanov6-Apr-10 1:44
Nematjon Rahmanov6-Apr-10 1:44 
QuestionPanel array [modified] Pin
peropata6-Apr-10 1:36
peropata6-Apr-10 1:36 
AnswerRe: Panel array Pin
WillemM6-Apr-10 4:49
WillemM6-Apr-10 4:49 
GeneralRe: Panel array [modified] Pin
peropata6-Apr-10 7:39
peropata6-Apr-10 7:39 
QuestionHow to get DataGridView Checkbox Checked or not ! [modified] Pin
Sr...Frank6-Apr-10 1:16
Sr...Frank6-Apr-10 1:16 
AnswerRe: How to get DataGridView Checkbox Checked or not ! Pin
Eddy Vluggen6-Apr-10 3:41
professionalEddy Vluggen6-Apr-10 3:41 
GeneralRe: How to get DataGridView Checkbox Checked or not ! Pin
Sr...Frank6-Apr-10 4:22
Sr...Frank6-Apr-10 4:22 
GeneralRe: How to get DataGridView Checkbox Checked or not ! Pin
Eddy Vluggen6-Apr-10 4:59
professionalEddy Vluggen6-Apr-10 4:59 
Sr...Frank wrote:
Not Working!
Error: Object reference not set to an instance of an object.

I'm guessing that "row" is NULL. Try this;
C#
for(int i; i < datagridview1.rows.count; i++)
{
    bool IsChecked = (bool)datagridview1.rows[i].Cells[0].Value;
}
You can try the code below to compare against, should display the basic idea;
C#
public partial class MainForm : Form
{
	DataGridView grid = new DataGridView();
	Button testButton = new Button();
	
	public MainForm()
	{
		InitializeComponent();
		
		testButton.Dock = DockStyle.Bottom;
		testButton.Click += delegate 
		{  
			bool result = (bool)grid.Rows[0].Cells[0].Value;
			MessageBox.Show("Checked: " + result);
		};
		
		grid.Dock = DockStyle.Fill;
		grid.Columns.Add(new DataGridViewCheckBoxColumn());
		grid.Rows.Add(true);
		grid.Rows.Add(false);
		
		Controls.Add(grid);
		Controls.Add(testButton);			
	}
}
Enjoy Smile | :)
I are Troll Suspicious | :suss:

AnswerRe: How to get DataGridView Checkbox Checked or not ! Pin
carlecomm7-Apr-10 2:37
carlecomm7-Apr-10 2:37 
GeneralRe: How to get DataGridView Checkbox Checked or not ! Pin
Ashrafuddin7-Jun-11 19:15
Ashrafuddin7-Jun-11 19:15 
Questionkeeping sql connection open Pin
teknolog1236-Apr-10 0:31
teknolog1236-Apr-10 0:31 
AnswerRe: keeping sql connection open Pin
Pete O'Hanlon6-Apr-10 1:10
mvePete O'Hanlon6-Apr-10 1:10 
GeneralRe: keeping sql connection open Pin
teknolog1236-Apr-10 1:56
teknolog1236-Apr-10 1:56 
GeneralRe: keeping sql connection open Pin
Not Active6-Apr-10 2:31
mentorNot Active6-Apr-10 2:31 
GeneralRe: keeping sql connection open Pin
Pete O'Hanlon6-Apr-10 3:22
mvePete O'Hanlon6-Apr-10 3:22 
AnswerRe: keeping sql connection open Pin
PIEBALDconsult6-Apr-10 4:35
mvePIEBALDconsult6-Apr-10 4:35 
QuestionSending Large Files in C# using TCP Client/Server [modified] Pin
EvanSaunders5-Apr-10 23:43
EvanSaunders5-Apr-10 23:43 
AnswerRe: Sending Large Files in C# using TCP Client/Server Pin
Garth J Lancaster6-Apr-10 0:43
professionalGarth J Lancaster6-Apr-10 0:43 
GeneralRe: Sending Large Files in C# using TCP Client/Server Pin
EvanSaunders6-Apr-10 1:26
EvanSaunders6-Apr-10 1:26 
AnswerRe: Sending Large Files in C# using TCP Client/Server Pin
Garth J Lancaster6-Apr-10 0:55
professionalGarth J Lancaster6-Apr-10 0:55 
GeneralRe: Sending Large Files in C# using TCP Client/Server Pin
EvanSaunders6-Apr-10 1:43
EvanSaunders6-Apr-10 1:43 
AnswerRe: Sending Large Files in C# using TCP Client/Server Pin
Rod Kemp6-Apr-10 1:41
Rod Kemp6-Apr-10 1:41 
GeneralRe: Sending Large Files in C# using TCP Client/Server Pin
EvanSaunders6-Apr-10 1:56
EvanSaunders6-Apr-10 1:56 
GeneralRe: Sending Large Files in C# using TCP Client/Server Pin
Rod Kemp6-Apr-10 2:14
Rod Kemp6-Apr-10 2:14 
GeneralRe: Sending Large Files in C# using TCP Client/Server Pin
EvanSaunders6-Apr-10 2:20
EvanSaunders6-Apr-10 2:20 

General General    News News    Suggestion Suggestion    Question Question    Bug Bug    Answer Answer    Joke Joke    Praise Praise    Rant Rant    Admin Admin   

Use Ctrl+Left/Right to switch messages, Ctrl+Up/Down to switch threads, Ctrl+Shift+Left/Right to switch pages.