public void Undo()
{
if (isMatrixController)
{
if (matrix != null)
{
if (grid.side == WorkingPanelSide.List)
{
MatrixController <T> .CreateMatrix(matrix);
}
else
{
//костыль (:
//зато работает!
var side = grid.side;
grid = MatrixController <T> .CreateMatrix(matrix);
OperationController <T> .ExecuteDragDrop(side, grid, opView);
MatrixController <T> .DeleteMatrix(matrix);
}
}
}
else
{
//тоже костыль :(
opView = OperationController <T> .CreateEmptyOperation();
var left = operation.leftMatrix;
var right = operation.rightMatrix;
if (left != null)
{
var leftGrid = MatrixController <T> .CreateMatrix(left);
OperationController <T> .ExecuteDragDrop(WorkingPanelSide.Left, leftGrid, opView);
MatrixController <T> .DeleteMatrix(leftGrid);
}
if (right != null)
{
var rightGrid = MatrixController <T> .CreateMatrix(right);
OperationController <T> .ExecuteDragDrop(WorkingPanelSide.Right, rightGrid, opView);
MatrixController <T> .DeleteMatrix(rightGrid);
}
}
}
private void panel2_DragEnter(object sender, DragEventArgs e)
{
if (!e.Data.GetDataPresent(typeof(MatrixGrid)))
{
return;
}
var grid = (MatrixGrid)e.Data.GetData(typeof(MatrixGrid));
var t = grid.side;
if (sender == workingPanelLeft)
{
if (leftNotNull)
{
OperationController <int> .DeleteArgument(this, WorkingPanelSide.Left);
}
leftNotNull = true;
OperationController <int> .ExecuteDragDrop(WorkingPanelSide.Left, grid, this);
}
else if (sender == workingPanelRight)
{
if (rightNotNull)
{
OperationController <int> .DeleteArgument(this, WorkingPanelSide.Right);
}
rightNotNull = true;
OperationController <int> .ExecuteDragDrop(WorkingPanelSide.Right, grid, this);
}
else if (sender == MatrixController <int> .panel)
{
MatrixController <int> .ExecuteDragDrop(grid);
}
MatrixController <int> .panel.AllowDrop = true;
workingPanelLeft.AllowDrop = true;
workingPanelRight.AllowDrop = true;
resultPanel.AllowDrop = true;
argumentsChanged.Invoke(this, null);
}
