private void RevisionGridSelectionChanged(object sender, EventArgs e)
{
try
{
selectedRevisionUpdatedTargets = UpdateTargets.None;
var revisions = RevisionGrid.GetSelectedRevisions();
if (revisions.Any() && GitRevision.IsArtificial(revisions[0].Guid))
{
CommitInfoTabControl.RemoveIfExists(CommitInfoTabPage);
CommitInfoTabControl.RemoveIfExists(TreeTabPage);
}
else
{
CommitInfoTabControl.InsertIfNotExists(0, CommitInfoTabPage);
CommitInfoTabControl.InsertIfNotExists(1, TreeTabPage);
}
//RevisionGrid.HighlightSelectedBranch();
FillFileTree();
FillDiff();
FillCommitInfo();
}
catch (Exception ex)
{
Trace.WriteLine(ex.Message);
}
}
private void FillFileTree()
{
if (CommitInfoTabControl.SelectedTab != TreeTabPage)
return;
if (selectedRevisionUpdatedTargets.HasFlag(UpdateTargets.FileTree))
return;
selectedRevisionUpdatedTargets |= UpdateTargets.FileTree;
try
{
GitTree.SuspendLayout();
// Save state only when there is selected node
if (GitTree.SelectedNode != null)
{
TreeNode node = GitTree.SelectedNode;
FileText.SaveCurrentScrollPos();
lastSelectedNodes.Clear();
while (node != null)
{
lastSelectedNodes.Push(node.Text);
node = node.Parent;
}
}
// Refresh tree
GitTree.Nodes.Clear();
//restore selected file and scroll position when new selection is done
if (RevisionGrid.GetSelectedRevisions().Count > 0)
{
LoadInTree(RevisionGrid.GetSelectedRevisions()[0].SubItems, GitTree.Nodes);
//GitTree.Sort();
TreeNode lastMatchedNode = null;
// Load state
var currenNodes = GitTree.Nodes;
TreeNode matchedNode = null;
while (lastSelectedNodes.Count > 0 && currenNodes != null)
{
var next = lastSelectedNodes.Pop();
foreach (TreeNode node in currenNodes)
{
if (node.Text != next && next.Length != 40)
continue;
node.Expand();
matchedNode = node;
break;
}
if (matchedNode == null)
currenNodes = null;
else
{
lastMatchedNode = matchedNode;
currenNodes = matchedNode.Nodes;
}
}
//if there is no exact match, don't restore scroll position
if (lastMatchedNode != matchedNode)
FileText.ResetCurrentScrollPos();
GitTree.SelectedNode = lastMatchedNode;
}
if (GitTree.SelectedNode == null)
{
FileText.ViewText("", "");
}
}
finally
{
GitTree.ResumeLayout();
}
}
private void FillCommitInfo()
{
if (CommitInfoTabControl.SelectedTab != CommitInfoTabPage)
return;
if (selectedRevisionUpdatedTargets.HasFlag(UpdateTargets.CommitInfo))
return;
selectedRevisionUpdatedTargets |= UpdateTargets.CommitInfo;
if (RevisionGrid.GetSelectedRevisions().Count == 0)
return;
var revision = RevisionGrid.GetSelectedRevisions()[0];
var children = RevisionGrid.GetRevisionChildren(revision.Guid);
RevisionInfo.SetRevisionWithChildren(revision, children);
}
private void FillDiff()
{
DiffTabPage.Text = string.Format("{0}", DiffTabPageTitleBase);
if (CommitInfoTabControl.SelectedTab != DiffTabPage)
{
return;
}
if (selectedRevisionUpdatedTargets.HasFlag(UpdateTargets.DiffList))
return;
selectedRevisionUpdatedTargets |= UpdateTargets.DiffList;
var revisions = RevisionGrid.GetSelectedRevisions();
DiffText.SaveCurrentScrollPos();
DiffFiles.SetDiffs(revisions);
switch (revisions.Count)
{
case 0:
DiffTabPage.Text = string.Format("{0} (no selection)", DiffTabPageTitleBase);
break;
case 1: // diff "parent" --> "selected revision"
var revision = revisions[0];
if (revision != null && revision.ParentGuids != null && revision.ParentGuids.Length != 0)
DiffTabPage.Text = string.Format("{0} (A: parent --> B: selection)", DiffTabPageTitleBase);
break;
case 2: // diff "first clicked revision" --> "second clicked revision"
bool artificialRevSelected = revisions[0].IsArtificial() || revisions[1].IsArtificial();
if (!artificialRevSelected)
DiffTabPage.Text = string.Format("{0} (A: first --> B: second)", DiffTabPageTitleBase);
break;
default: // more than 2 revisions selected => no diff
DiffTabPage.Text = string.Format("{0} (not supported)", DiffTabPageTitleBase);
break;
}
}
private void FillDiff()
{
DiffTabPage.Text = _diffTabPageTitleBase;
if (CommitInfoTabControl.SelectedTab != DiffTabPage)
{
return;
}
if (_selectedRevisionUpdatedTargets.HasFlag(UpdateTargets.DiffList))
return;
_selectedRevisionUpdatedTargets |= UpdateTargets.DiffList;
var revisions = RevisionGrid.GetSelectedRevisions();
DiffText.SaveCurrentScrollPos();
DiffFiles.SetDiffs(revisions);
if (_oldDiffItem != null && revisions.Count > 0 && revisions[0].Guid == _oldRevision)
{
DiffFiles.SelectedItem = _oldDiffItem;
_oldDiffItem = null;
_oldRevision = null;
}
switch (revisions.Count)
{
case 0:
DiffTabPage.Text = _diffNoSelection.Text;
break;
case 1: // diff "parent" --> "selected revision"
var revision = revisions[0];
if (revision != null && revision.ParentGuids != null && revision.ParentGuids.Length != 0)
DiffTabPage.Text = _diffParentWithSelection.Text;
break;
case 2: // diff "first clicked revision" --> "second clicked revision"
bool artificialRevSelected = revisions[0].IsArtificial() || revisions[1].IsArtificial();
if (!artificialRevSelected)
DiffTabPage.Text = _diffTwoSelected.Text;
break;
default: // more than 2 revisions selected => no diff
DiffTabPage.Text = _diffNotSupported.Text;
break;
}
}
