Inside this event handler, first a check is made whether the clicked Cell belongs to first column and does not belong to Header row. If the above condition is successful, a loop is executed over all the row CheckBoxes to make sure whether all the row CheckBoxes are checked or not.
ToBoolean row. Cells[ "checkBoxColumn" ]. If Convert. Cells "checkBoxColumn". Exit For. End If. Related Articles. Add Comments. Thank you for the feedback. The comment is now awaiting moderation.
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Required Invalid Email Address. Security code:. Required Invalid security code. Forms; using System. Open ; dataadapter. Fill ds ; connection. Close ; dataGridView1. Show e. By - c tutorial - team Copy Code. Related Tags: kurs c , c programmieren , tutorial c visual studio , learn programming with c , c kurs online , the best way to learn c , c tutorial for complete beginners from scratch , tuto c , manual c Code Explanation:.
The default value is user id and password is venkat. Open ; specifies to Open the SqlConnection. Fill ds ; specifies to fetches the data from User and fills in the DataSet ds. Close ; it is used to close the Database Connection. Tables[0]; is used to specify the data source of datagridview and the table which will be bind to. When we run the code a window will show with a datagridview that containing all the returning rows. Here in this output table displays the id "1,2,3", name "venkat, jln, arun" and Checked Or Not "checked box".
In this output table displays the id "1,2,3", name "venkat, jln, arun" and Checked or Not "checked box" and select the jln. In this output table displays the 2 Row 1 column check box checked message box window is opened. In this output table displays the id "1,2,3", name "venkat, jln, arun" and Checked or Not "checked box".
Here "venkat" and "jln" is checked in table. I would also highly suggest NOT using this solution for the double click problem. The EndEdit function needs to be called I did not spend long on this solution and if 56ka's solution is a better one, great. Double clicking may not update the control visually but it does not break anything and in this case perhaps the solution below is the better one.
CellMouseUp is will fire even if the cell is selected but checkbox is not clicked - which is not desired behaviour.
Force 3, 1 1 gold badge 12 12 silver badges 17 17 bronze badges. I ran into the double-click problem noted by the responder, and this one worked much better than the first solution in handling that correctly.
I also ran into the double-click problem and this solution fixed it. Click the 'here' button and check out the article. I had the same issue with the double click. What if you toggle the toggle with the space bar? To 'fix' the spacebar issue, I set KeyPreview to true on the form and when e. Space , set e. In other words, I just disabled keyboard editing. Show 2 more comments. Mark Ainsworth Mark Ainsworth 7 7 silver badges 20 20 bronze badges.
Good answer, but it is preferable to use CellContentClick instead of CellMouseUp because the latter will be called when the user clicks anywhere inside the cell whereas the former is only called when the checkbox is clicked.
This also handles the keyboard activation. Chuck Fecteau Chuck Fecteau 1 1 silver badge 2 2 bronze badges. ColumnIndex, e. This answer contains the correct answer, that handles both mouse and keyboard interactions, and repeated interactions without leaving the cell. It's all about editing the cell, the problem that is the cell didn't edited actually, so you need to save The changes of the cell or the row to get the event when you click the check box so you can use this function: datagridview.
CurrentCellChange with this you can use it even with a different event. RowIndex 'Uses reverse logic for current cell because checkbox checked occures 'after click 'If you know current state is False then logic dictates that a click 'event will set it true 'With these 2 check boxes only one can be true while both can be off If DataGridView1.
Cells "Column2". Cells "Column3". Jimva Jimva 36 6 6 bronze badges. IsInEditMode return; if! IsCurrentCellDirty return; gridView. Index e. CurrentCell; if byte cb. ToBoolean row. Arnon Zilca 3, 4 4 gold badges 29 29 silver badges 41 41 bronze badges. E Coder E Coder 4 4 silver badges 5 5 bronze badges. ToBoolean myDataGrid.
Roger M.
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