// Determine what the selection will be after deletion
private NodeSelection GetPostDeleteSelection(bool IsAutoPageGenerationInvoked)
{
ObiNode node = null;
if (mNode is SectionNode)
{
if (View.Selection.Control is ProjectView.ContentView)
{
// Select the next strip; if there is no next strip, select the previous one.
node = ((SectionNode)mNode).FollowingSection;
if (node == null)
{
node = ((SectionNode)mNode).PrecedingSection;
}
}
else
{
// TODO: review this.
ObiNode parent = mNode.ParentAs <ObiNode>();
int index = mNode.Index;
node = index < parent.SectionChildCount - 1 ?
(ObiNode)parent.SectionChild(index + 1) :
index > 0 ? (ObiNode)parent.SectionChild(index - 1) :
parent == View.Presentation.RootNode ? null : parent;
}
}
else
{
SectionNode parent = mNode.ParentAs <SectionNode>();
int index = mNode.Index;
// Select the next sibling;
// if last child, select the previous sibling;
// if first child, select the parent.
node = index < parent.PhraseChildCount - 1 ?
(ObiNode)parent.PhraseChild(index + 1) :
index > 0 ? (ObiNode)parent.PhraseChild(index - 1) :
(ObiNode)parent;
if (IsAutoPageGenerationInvoked && node != null && node is EmptyNode)
{
while (node.Parent == parent && (!(node is PhraseNode) || (node is PhraseNode && ((node as PhraseNode).Role_ == PhraseNode.Role.Page)) && node is EmptyNode))
{
if (node.PrecedingNode != null)
{
node = node.PrecedingNode;
}
else
{
break;
}
}
}
}
return(node == null ? null : new NodeSelection(node, View.Selection.Control));
}
// Create a new tree node for a section node and all of its descendants
private TreeNode CreateTreeNodeForSectionNode(ObiNode node)
{
if (InvokeRequired)
{
return((TreeNode)Invoke(new NodeInvokation(CreateTreeNodeForSectionNode), node));
}
else
{
TreeNode n = AddSingleSectionNode(node);
if (n != null)
{
n.EnsureVisible();
n.ExpandAll();
ChangeColorUsed(n, mProjectView.ColorSettings);
if (mProjectView.ObiForm.Settings != null && mProjectView.ObiForm.Settings.Project_BackgroundColorForEmptySection &&
node is SectionNode && node.Duration == 0) // @emptysectioncolor
{
EmptySectionBackColor(node, n);
}
}
//if (n != null || node is RootNode)
if (n != null || node == mProjectView.Presentation.RootNode)//sdk2
{
for (int i = 0; i < node.SectionChildCount; ++i)
{
CreateTreeNodeForSectionNode(node.SectionChild(i));
}
}
return(n);
}
}
// Determine what the selection will be after deletion
private NodeSelection GetPostDeleteSelection()
{
ObiNode node = null;
if (mNode is SectionNode)
{
if (View.Selection.Control is ProjectView.ContentView)
{
// Select the next strip; if there is no next strip, select the previous one.
node = ((SectionNode)mNode).FollowingSection;
if (node == null)
{
node = ((SectionNode)mNode).PrecedingSection;
}
}
else
{
// TODO: review this.
ObiNode parent = mNode.ParentAs <ObiNode>();
int index = mNode.Index;
node = index < parent.SectionChildCount - 1 ?
(ObiNode)parent.SectionChild(index + 1) :
index > 0 ? (ObiNode)parent.SectionChild(index - 1) :
parent == View.Presentation.RootNode ? null : parent;
}
}
else
{
SectionNode parent = mNode.ParentAs <SectionNode>();
int index = mNode.Index;
// Select the next sibling;
// if last child, select the previous sibling;
// if first child, select the parent.
node = index < parent.PhraseChildCount - 1 ?
(ObiNode)parent.PhraseChild(index + 1) :
index > 0 ? (ObiNode)parent.PhraseChild(index - 1) :
(ObiNode)parent;
}
return(node == null ? null : new NodeSelection(node, View.Selection.Control));
}