ToolTipText

1. DataGridViewCell nesnesini seçmek 5.

2. Cell.ToolTipText

   özelliğini yeni açıklama metniyle ayarlamak 5.

dataGridView1

void dataGridView1_CellFormatting(Object^ /*sender*/, DataGridViewCellFormattingEventArgs^ e)
{
    if ( (e->ColumnIndex == this->dataGridView1->Columns["Rating"]->Index) && e->Value != nullptr )
    {
        DataGridViewCell^ cell = this->dataGridView1->Rows[e->RowIndex]->Cells[e->ColumnIndex];
        if (e->Value->Equals("*"))
        {
            cell->ToolTipText = "very bad";
        }
        else if (e->Value->Equals("**"))
        {
            cell->ToolTipText = "bad";
        }
        else if (e->Value->Equals("***"))
        {
            cell->ToolTipText = "good";
        }
        else if (e->Value->Equals("****"))
        {
            cell->ToolTipText = "very good";
        }
    }
}
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