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checkbox tristate

I have to click checkbox twice to make it checked/unchecked.It shows me a tristate in b/w. Please tell me how to avoid it.

3 Replies

Clay Burch July 3, 2002 05:27 PM UTC

> I have to click checkbox twice to make it checked/unchecked.It shows me a tristate in b/w. > Please tell me how to avoid it. > You need to: 1) add a TableStyle to your datagrid. 2) for each column add a columnstyle to this tablestyle 3) for the bool column, make sure to add a DataGridBoolColumn and set its AllowNull property to false. You can do this entirely from the designer, or entirely from code. For a code sample, check this FAQ: How can I put a checkbox in a column of my DataGrid? Check it out at: http://www.syncfusion.com/faq/winforms/search/754.asp

Administrator July 4, 2002 04:53 AM UTC

> > I have to click checkbox twice to make it checked/unchecked.It shows me a tristate in b/w. > > Please tell me how to avoid it. > > > > You need to: > 1) add a TableStyle to your datagrid. > 2) for each column add a columnstyle to this tablestyle > 3) for the bool column, make sure to add a DataGridBoolColumn and set its AllowNull property to false. > > You can do this entirely from the designer, or entirely from code. For a code sample, check this FAQ: > How can I put a checkbox in a column of my DataGrid? > > Check it out at: > http://www.syncfusion.com/faq/winforms/search/754.asp > thanx

KA kamal January 18, 2004 04:53 AM UTC

i have a similar problem when i add a new row to the grid the bool column appears in tristate b/w i have already set the allownulls to false rgds kamal > > I have to click checkbox twice to make it checked/unchecked.It shows me a tristate in b/w. > > Please tell me how to avoid it. > > > > You need to: > 1) add a TableStyle to your datagrid. > 2) for each column add a columnstyle to this tablestyle > 3) for the bool column, make sure to add a DataGridBoolColumn and set its AllowNull property to false. > > You can do this entirely from the designer, or entirely from code. For a code sample, check this FAQ: > How can I put a checkbox in a column of my DataGrid? > > Check it out at: > http://www.syncfusion.com/faq/winforms/search/754.asp >
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