//要實現自定義屬性設計時的保存必須同時重寫Clone方法
public override object Clone()
{
DataGridViewTimeColumn col = (DataGridViewTimeColumn)base.Clone();
col.ShowUpDown = this.showUpDown;
return(col);
}
public override void InitializeEditingControl(int rowIndex, object initialFormattedValue, DataGridViewCellStyle dataGridViewCellStyle)
{
base.InitializeEditingControl(rowIndex, initialFormattedValue, dataGridViewCellStyle);
//
//設定DateTimePicker特性
//
DataGridViewColumn dgvColumn = this.OwningColumn;
if (dgvColumn is DataGridViewTimeColumn)
{
DataGridViewDateTimeEditingControl ctl = DataGridView.EditingControl as DataGridViewDateTimeEditingControl;
if (ctl == null)
{
return;
}
ctl.Value = DateTime.Parse((string)initialFormattedValue);
DataGridViewTimeColumn dateTimeColumn = dgvColumn as DataGridViewTimeColumn;
//
//設定ShowUpDown
//
ctl.ShowUpDown = this.ShowUpDown;
//
//設定Format
//
switch (dateTimeColumn.DefaultCellStyle.Format)
{
case "d":
ctl.Format = DateTimePickerFormat.Short;
break;
case "D":
ctl.Format = DateTimePickerFormat.Long;
break;
case "f":
ctl.Format = DateTimePickerFormat.Custom;
ctl.CustomFormat = "yyyy年M月d日 tt hh:mm";
break;
case "F":
ctl.Format = DateTimePickerFormat.Custom;
ctl.CustomFormat = "yyyy年M月d日 HH:mm:ss";
break;
case "g":
ctl.Format = DateTimePickerFormat.Custom;
ctl.CustomFormat = "yyyy/MM/dd tt hh:mm";
break;
case "G":
ctl.Format = DateTimePickerFormat.Custom;
ctl.CustomFormat = "yyyy/MM/dd HH:mm:ss";
break;
case "t":
ctl.Format = DateTimePickerFormat.Custom;
ctl.CustomFormat = "tt hh:mm";
break;
case "T":
ctl.Format = DateTimePickerFormat.Time;
ctl.CustomFormat = "HH:mm:ss";
break;
case "M":
ctl.Format = DateTimePickerFormat.Custom;
ctl.CustomFormat = "M月d日";
break;
default:
ctl.Format = DateTimePickerFormat.Custom;
ctl.CustomFormat = dateTimeColumn.DefaultCellStyle.Format;
break;
}
}
}
