//protected override void OnEnter(int rowIndex, bool throughMouseClick)
//{
// base.OnEnter(rowIndex, throughMouseClick);
// if (this.Selected && string.IsNullOrEmpty(Convert.ToString(this.Value)))
// {
// if (this.DataGridView.BeginEdit(true))
// {
// var popup = Popup;
// popup.Selected += PopupControl_Selected;
// PopupForm.Show(txtPopup, popup, this.PopupWidth, popup.Height);
// }
// }
//}
protected override void OnClick(DataGridViewCellEventArgs e)
{
var popup = Popup;
popup.DataBind();
popup.Selected += PopupControl_Selected;
int cellX = DataGridView.GetCellDisplayRectangle(ColumnIndex, RowIndex, false).X;
int cellY = DataGridView.GetCellDisplayRectangle(ColumnIndex, RowIndex, false).Y;
Point pi = new Point(cellX, cellY + this.DataGridView.CurrentCell.OwningRow.Height);
pi = DataGridView.PointToScreen(pi);
if (pi.X + this.PopupWidth > Screen.PrimaryScreen.WorkingArea.Width)
{
pi.X = Screen.PrimaryScreen.WorkingArea.Width - this.PopupWidth;
}
if (pi.Y + popup.Height > Screen.PrimaryScreen.WorkingArea.Height)
{
pi.Y = pi.Y - this.DataGridView.CurrentCell.OwningRow.Height - popup.Height;
}
PopupForm.Show(pi, popup, this.PopupWidth, popup.Height);
}
protected override void OnEnter(EventArgs e)
{
base.OnEnter(e);
if (this.Focused && string.IsNullOrEmpty(Convert.ToString(this.Value)) && PopupDataSource != null)
{
var popup = Popup;
popup.DataBind();
popup.Selected += PopupControl_Selected;
PopupForm.Show(this, popup, this.PopupWidth, popup.Height);
}
}
protected override void OnKeyDown(KeyEventArgs e)
{
if (e.KeyCode == Keys.Enter && PopupDataSource != null)
{
e.Handled = true;
var popup = Popup;
popup.DataBind();
popup.Selected += PopupControl_Selected;
PopupForm.Show(this, popup, this.PopupWidth, popup.Height);
}
else
{
base.OnKeyDown(e);
}
}
public static void Show(Point location, Control popupCtrl, int width, int height)
{
PopupForm popupFrm = new PopupForm();
popupFrm.Location = location;
popupFrm.Controls.Clear();
popupFrm.Controls.Add(popupCtrl);
popupCtrl.Dock = DockStyle.Fill;
popupFrm.Width = width;
popupFrm.Height = height + GetTop(popupCtrl) + GetBottom(popupCtrl);
popupFrm.Show();
}
protected override void OnKeyDown(KeyEventArgs e, int rowIndex)
{
if (e.KeyCode == Keys.Enter)
{
e.Handled = true;
//if (this.DataGridView.BeginEdit(true))
//{
var popup = Popup;
popup.DataBind();
popup.Selected += PopupControl_Selected;
//PopupForm.Show(txtPopup, popup, this.PopupWidth, popup.Height);
int cellX = DataGridView.GetCellDisplayRectangle(ColumnIndex, RowIndex, false).X;
int cellY = DataGridView.GetCellDisplayRectangle(ColumnIndex, RowIndex, false).Y;
Point pi = new Point(cellX, cellY + this.DataGridView.CurrentCell.OwningRow.Height);
pi = DataGridView.PointToScreen(pi);
if (pi.X + this.PopupWidth > Screen.PrimaryScreen.WorkingArea.Width)
{
pi.X = Screen.PrimaryScreen.WorkingArea.Width - this.PopupWidth;
}
if (pi.Y + popup.Height > Screen.PrimaryScreen.WorkingArea.Height)
{
pi.Y = pi.Y - this.DataGridView.CurrentCell.OwningRow.Height - popup.Height;
}
PopupForm.Show(pi, popup, this.PopupWidth, popup.Height);
//}
}
else if (e.KeyCode == Keys.Back) //删除键
{
this.Value = "";
}
else
{
base.OnKeyDown(e, rowIndex);
}
}
