private int CheckNeedOfFakeItems()
{
bool needStaged = false;
bool needUnstaged = false;
if (_repository != null && _showStatusItems)
{
if (_currentRevisionItem != null || _repository.IsEmpty)
{
if (_repository.Status.StagedFiles.Count != 0)
{
needStaged = true;
}
if (_repository.Status.UnstagedFiles.Count != 0)
{
needUnstaged = true;
}
}
}
int count = 0;
if (needStaged)
{
if (_stagedItem == null)
{
_stagedItem = new FakeRevisionListItem(_repository, FakeRevisionItemType.StagedChanges);
}
++count;
}
else
{
_stagedItem = null;
}
if (needUnstaged)
{
if (_unstagedItem == null)
{
_unstagedItem = new FakeRevisionListItem(_repository, FakeRevisionItemType.UnstagedChanges);
}
++count;
}
else
{
_unstagedItem = null;
}
return(count);
}
private void VerifyFakeItemsAfterStatusUpdate(Status status)
{
if (_showStatusItems && (_currentIndex != -1 || status.Repository.IsEmpty))
{
var builder = GlobalBehavior.GraphBuilderFactory.CreateGraphBuilder <Revision>();
bool showStaged = status.StagedFiles.Count != 0;
bool showUnstaged = status.UnstagedFiles.Count != 0;
int changes = 0;
if (showUnstaged)
{
if (_unstagedItem == null)
{
++changes;
}
}
else
{
if (_unstagedItem != null)
{
++changes;
}
}
if (showStaged)
{
if (_stagedItem == null)
{
++changes;
}
}
else
{
if (_stagedItem != null)
{
++changes;
}
}
if (changes != 0)
{
BeginUpdate();
if (showStaged)
{
if (_stagedItem == null)
{
_stagedItem = new FakeRevisionListItem(status.Repository, FakeRevisionItemType.StagedChanges);
if (_currentIndex >= 0)
{
Items.Insert(_currentIndex, _stagedItem);
++_currentIndex;
}
else
{
if (showUnstaged && _unstagedItem != null)
{
Items.Insert(1, _stagedItem);
}
else
{
Items.Insert(0, _stagedItem);
}
}
}
if (showUnstaged)
{
if (_unstagedItem == null)
{
_unstagedItem = new FakeRevisionListItem(status.Repository, FakeRevisionItemType.UnstagedChanges);
if (_currentIndex >= 0)
{
Items.Insert(_currentIndex - 1, _unstagedItem);
++_currentIndex;
}
else
{
Items.Insert(0, _unstagedItem);
}
}
}
else
{
if (_unstagedItem != null)
{
_unstagedItem.Remove();
_unstagedItem = null;
if (_currentIndex != -1)
{
--_currentIndex;
}
}
}
}
else
{
if (_stagedItem != null)
{
_stagedItem.Remove();
_stagedItem = null;
if (_currentIndex != -1)
{
--_currentIndex;
}
}
if (showUnstaged)
{
if (_unstagedItem == null)
{
_unstagedItem = new FakeRevisionListItem(status.Repository, FakeRevisionItemType.UnstagedChanges);
if (_currentIndex >= 0)
{
Items.Insert(_currentIndex, _unstagedItem);
++_currentIndex;
}
else
{
Items.Insert(0, _unstagedItem);
}
}
}
else
{
if (_unstagedItem != null)
{
_unstagedItem.Remove();
_unstagedItem = null;
if (_currentIndex != -1)
{
--_currentIndex;
}
}
}
}
int fakeitems = 0;
if (_stagedItem != null)
{
++fakeitems;
}
if (_unstagedItem != null)
{
++fakeitems;
}
if (_currentIndex != -1)
{
if (_currentIndex == fakeitems)
{
builder.CleanGraph(_currentRevisionItem.Graph);
}
else
{
var prev = ((RevisionListItem)Items[_currentIndex - fakeitems - 1]).Graph;
var next = ((RevisionListItem)Items[_currentIndex]).Graph;
builder.CleanGraph(prev, next);
}
}
if (_stagedItem != null)
{
_stagedItem.Graph = builder.AddGraphLineToTop(
_currentRevisionItem == null ? null : _currentRevisionItem.Graph);
if (_unstagedItem != null)
{
_unstagedItem.Graph = builder.AddGraphLineToTop(_stagedItem.Graph);
}
}
else
{
if (_unstagedItem != null)
{
_unstagedItem.Graph = builder.AddGraphLineToTop(
_currentRevisionItem == null ? null : _currentRevisionItem.Graph);
}
}
var graphColumn = GraphColumn;
if (graphColumn != null)
{
graphColumn.AutoSize();
}
EndUpdate();
}
}
}
private void ReinsertFakeItems(IGraphBuilder <Revision> builder)
{
int fakeItems = 0;
int graphLength = 0;
if (_stagedItem != null)
{
if (_currentIndex != -1)
{
Items.Insert(_currentIndex, _stagedItem);
++_currentIndex;
_stagedItem.Graph = builder.AddGraphLineToTop(_currentRevisionItem.Graph);
graphLength = _stagedItem.Graph.Length;
++fakeItems;
}
else if (_repository.IsEmpty)
{
Items.Insert(0, _stagedItem);
_stagedItem.Graph = builder.AddGraphLineToTop(null);
graphLength = _stagedItem.Graph.Length;
++fakeItems;
}
else
{
_stagedItem = null;
}
}
if (_unstagedItem != null)
{
if (_currentIndex != -1)
{
if (_stagedItem != null)
{
Items.Insert(_currentIndex - 1, _unstagedItem);
}
else
{
Items.Insert(_currentIndex, _unstagedItem);
}
++_currentIndex;
if (_unstagedItem != null && _stagedItem != null)
{
_unstagedItem.Graph = builder.AddGraphLineToTop(_stagedItem.Graph);
}
else
{
if (_currentRevisionItem != null)
{
_unstagedItem.Graph = builder.AddGraphLineToTop(_currentRevisionItem.Graph);
}
else
{
_unstagedItem.Graph = builder.AddGraphLineToTop(null);
}
}
if (_unstagedItem.Graph.Length > graphLength)
{
graphLength = _unstagedItem.Graph.Length;
}
++fakeItems;
}
else if (_repository.IsEmpty)
{
Items.Insert(0, _unstagedItem);
if (_unstagedItem != null && _stagedItem != null)
{
_unstagedItem.Graph = builder.AddGraphLineToTop(_stagedItem.Graph);
}
else
{
if (_currentRevisionItem != null)
{
_unstagedItem.Graph = builder.AddGraphLineToTop(_currentRevisionItem.Graph);
}
else
{
_unstagedItem.Graph = builder.AddGraphLineToTop(null);
}
}
if (_unstagedItem.Graph.Length > graphLength)
{
graphLength = _unstagedItem.Graph.Length;
}
++fakeItems;
}
else
{
_unstagedItem = null;
}
}
if (fakeItems != 0)
{
graphLength *= 21;
var graphColumn = GraphColumn;
if (graphColumn != null)
{
if (graphColumn.Width < graphLength)
{
graphColumn.Width = graphLength;
}
else
{
graphColumn.AutoSize();
}
}
}
}