/// <summary>
/// Resets all of the member fields to their default values.
/// </summary>
private void ResetMembersToDefault()
{
if (m_draggedRow != null)
{
m_draggedRow.Dispose();
}
m_draggedRow = null;
m_mouseOverRowRect = Rectangle.Empty;
m_mouseOverRowIndex = -1;
}
/// <summary>
/// 确定被选中的行，并构造DraggedDataGridRow实例
/// </summary>
void RowDragDataGrid_CellMouseDown(object sender, DataGridViewCellMouseEventArgs e)
{
if (e.RowIndex >= 0)
{
Rectangle rowRect = this.GetRowDisplayRectangle(e.RowIndex, false);
if (ShowColumnHeaderWhileDragging)
{
Bitmap columnImage = (Bitmap)Tools.ScreenImage.GetScreenshot(this.Handle, rowRect.Location, rowRect.Size);
m_draggedRow = new DraggedDataGridRow(e.RowIndex, rowRect, e.Location, columnImage);
}
else
{
m_draggedRow = new DraggedDataGridRow(e.RowIndex, rowRect, e.Location);
}
m_draggedRow.CurrentRegion = rowRect;
}
this.Update();
}
/// <summary>
/// 确定被选中的行，并构造DraggedDataGridRow实例
/// </summary>
void RowDragDataGrid_CellMouseDown(object sender, DataGridViewCellMouseEventArgs e)
{
if (e.RowIndex >= 0)
{
Rectangle rowRect = this.GetRowDisplayRectangle(e.RowIndex, false);
if (ShowColumnHeaderWhileDragging)
{
Bitmap columnImage = (Bitmap)Tools.ScreenImage.GetScreenshot(this.Handle, rowRect.Location, rowRect.Size);
m_draggedRow = new DraggedDataGridRow(e.RowIndex, rowRect, e.Location, columnImage);
}
else
{
m_draggedRow = new DraggedDataGridRow(e.RowIndex, rowRect, e.Location);
}
m_draggedRow.CurrentRegion = rowRect;
}
this.Update();
}
/// <summary>
/// Resets all of the member fields to their default values.
/// </summary>
private void ResetMembersToDefault()
{
if (m_draggedRow != null)
m_draggedRow.Dispose();
m_draggedRow = null;
m_mouseOverRowRect = Rectangle.Empty;
m_mouseOverRowIndex = -1;
}
