C#

ahmetkoc wrote:

I couldn't solve that problem after many efforts

private void zemin_MouseMove(object sender, MouseEventArgs e)
{
      if (!this.ClientRectangle.Contains(e.X, e.Y)) return;
      AtkiCozguNo(e.X, e.Y);//find row and column numbers of grid.
      if (!tusaBasildi) return;//ensure left-mousebutton pressed.

      if (atki == sonAtki & cozgu == sonCozgu) return;//if it's not new cell return.
      sonAtki = atki;
      sonCozgu = cozgu;
      renkKontrol(e.X, e.Y);//check color

}

private void renkKontrol(int x, int y)//find color x and y coordinate
{
             if(bitmapPixel.GetPixel(this, x, y).ToArgb()==this.BackColor.ToArgb())
                   {
                    kutuDoldur(Color.Red);//fill cell with color red
                   }
             if(bitmapPixel.GetPixel(this, x, y).ToArgb()==Color.Red.ToArgb())
                   {
                    kutuDoldur(this.BackColor);//fill cell with color of Control Backcolor
                   }

}

private void kutuDoldur(Color renk)//fill rectangle with desired color onto bitmap kutuResmi
           {
                   using (Graphics myKutu = Graphics.FromImage(kutuResmi))
                  {
                     myKutu.FillRectangle(new SolidBrush(renk),new                    Rectangle(xKoordinat,yKoordinat,kutuEbadı,kutuEbadı));
                  }

                Invalidate();
          }

private void zemin_Paint(object sender, PaintEventArgs e)
       {
          e.Graphics.DrawImage(kutuResmi, 0, 0);//place bitmap kutuResmi on Control
       }

if (atki == sonAtki && cozgu == sonCozgu) return; // Double &&?

Som Shekhar wrote:

assigning it to a view and change row filter?

DataView view = table.DefaultView;
view.RowFilter = "Value>2";