///重载构造函数，根据所给dgv转换为SiftItem，传入Indexs可隐藏不想显示的列（某些列不需要显示，比如经过转换后的列【1.是 0.否】）
public FrmSift(DataGridView dgv, params int[] indexs)
{
InitializeComponent();
List <SiftItem> lst = new List <SiftItem>();
for (int i = 0; i < dgv.Columns.Count; i++)
{
if (!dgv.Columns[i].Visible)
{
continue;
}
if (indexs != null && Array.IndexOf(indexs, i) != -1)
{
continue;
}
if (dgv.Columns[i].ValueType == null)
{
continue;
}
SiftItem item = new SiftItem(dgv.Columns[i].HeaderText, dgv.Columns[i].Name, dgv.Columns[i].ValueType);
lst.Add(item);
}
items = lst.ToArray();
}
///筛选，使用DataTable的Select方法筛选
private void linklblSift_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
{
if (Items == null)
{
Items = new SiftItem[_dtSource.Columns.Count];
for (int i = 0; i < _dtSource.Columns.Count; i++)
{
Items[i] = new SiftItem();
Items[i].Display = _dtSource.Columns[i].ColumnName;
Items[i].Value = _dtSource.Columns[i].ColumnName;
Items[i].SiftType = SiftTypeEnum.Text;
}
}
FrmSift frm = new FrmSift(Items);
frm.Text = "筛选";
frm.ShowDialog();
if (frm.DialogResult != DialogResult.OK)
{
return;
}
_filter = frm.StrWhere;
BindData();
}
private void FrmFilter_Load(object sender, EventArgs e)
{
SiftItem[] items = new SiftItem[4];
items[0] = new SiftItem("编号", "编号", typeof(string));
items[1] = new SiftItem("姓名", "姓名", typeof(string));
items[2] = new SiftItem("工资", "工资", typeof(decimal));
items[3] = new SiftItem("生日", "生日", typeof(DateTime));
ucFilter1.Items = items;
ucFilter1.Binding(Data, new string[0]);
}
///重载构造函数，根据所给dgv转换为SiftItem，传入Indexs可隐藏不想显示的列（某些列不需要显示，比如经过转换后的列【1.是 0.否】）
public FrmSift(DataGridView dgv, params int[] indexs)
{
InitializeComponent();
List<SiftItem> lst = new List<SiftItem>();
for (int i = 0; i < dgv.Columns.Count; i++)
{
if (!dgv.Columns[i].Visible) continue;
if (indexs != null && Array.IndexOf(indexs, i) != -1) continue;
if (dgv.Columns[i].ValueType == null)
{
continue;
}
SiftItem item = new SiftItem(dgv.Columns[i].HeaderText, dgv.Columns[i].Name, dgv.Columns[i].ValueType);
lst.Add(item);
}
items = lst.ToArray();
}
///筛选，使用DataTable的Select方法筛选
private void linklblSift_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
{
if (Items == null)
{
Items = new SiftItem[_dtSource.Columns.Count];
for (int i = 0; i < _dtSource.Columns.Count; i++)
{
Items[i] = new SiftItem();
Items[i].Display = _dtSource.Columns[i].ColumnName;
Items[i].Value = _dtSource.Columns[i].ColumnName;
Items[i].SiftType = SiftTypeEnum.Text;
}
}
FrmSift frm = new FrmSift(Items);
frm.Text = "筛选";
frm.ShowDialog();
if (frm.DialogResult != DialogResult.OK) return;
_filter = frm.StrWhere;
BindData();
}
///重载构造函数，使用SiftItem[]构造
public FrmSift(SiftItem[] items)
{
InitializeComponent();
this.items = items;
}
