public void UngroupSelectedBlocks()
{
using (ActionManager.CreateTransaction())
{
foreach (var groupVM in SelectedBlocks.OfType <GroupBlockViewModel>().ToArray())
{
SelectedBlocks.Remove(groupVM);
GroupBlock group = (GroupBlock)groupVM.GetModel();
ActionManager.RecordRemove(model.Blocks, group);
foreach (Block b in group.Children.ToArray())
{
// create an independent copy of the block so transforming its time back to global reference frame does not screw up undo
Block independentBlock = Block.FromXML(model, b.ToXML());
independentBlock.StartTime += group.StartTime;
ActionManager.RecordRemove(group.Children, b);
ActionManager.RecordAdd(model.Blocks, independentBlock);
SelectBlock(BlockViewModel.FromModel(this, independentBlock), CompositionMode.Additive);
}
}
}
}
// ===== Commands =====
public void SelectBlock(BlockViewModel block, CompositionMode compositionMode)
{
Debug.WriteLine("single select (mode: {0}, block: {1})", compositionMode, block);
switch (compositionMode)
{
case CompositionMode.None:
SelectedBlocks.Clear();
if (block != null && !SelectedBlocks.Contains(block))
{
SelectedBlocks.Add(block);
}
break;
case CompositionMode.Additive:
if (block != null && !SelectedBlocks.Contains(block))
{
SelectedBlocks.Add(block);
}
break;
case CompositionMode.Subtractive:
if (block != null)
{
SelectedBlocks.Remove(block);
}
break;
}
}
private void RemoveDrop(object sender, DragEventArgs e)
{
var source = (Block)e.Data.GetData(typeof(Block));
if (source.Count != 0)
{
SelectedBlocks.Remove(source);
UpdateString();
}
}
private void RemoveButton_Click(object sender, RoutedEventArgs e)
{
var selected = new object[selectedBlockList.SelectedItems.Count];
selectedBlockList.SelectedItems.CopyTo(selected, 0);
foreach (var block in selected)
{
SelectedBlocks.Remove((Block)block);
}
selectedBlockList.UnselectAll();
UpdateString();
}
private void SelectUnselectedBlock(TimetableBlock block)
{
var timetableBlock = Timetable.Blocks.SingleOrDefault(b => b.StartDate == block.StartDate);
if (CheckSelection(block))
{
SelectedBlocks.Remove(block);
timetableBlock.WorkItem = null;
}
else
{
SelectedBlocks.Add(block);
}
}
private void RemoveSelected(object sender, KeyEventArgs e)
{
if (e.Key != Key.Delete)
{
return;
}
var selected = new object[selectedBlockList.SelectedItems.Count];
selectedBlockList.SelectedItems.CopyTo(selected, 0);
foreach (var block in selected)
{
SelectedBlocks.Remove((Block)block);
}
selectedBlockList.UnselectAll();
UpdateString();
}