private bool moveElement(bool up)
{
bool moved = false;
int movement = up ? -1 : 1;
var lineIndex = node.conversationLines.IndexOf(line);
for (int i = 0; i < times; i++)
{
if (lineIndex != -1 && lineIndex >= 0 - movement && lineIndex < node.conversationLines.Count - movement)
{
node.conversationNode.removeLine(lineIndex);
node.conversationNode.addLine(lineIndex + movement, line.getContent() as ConversationLine);
node.conversationLines.RemoveAt(lineIndex);
node.conversationLines.Insert(lineIndex + movement, line);
moved = true;
if (up)
{
node.lineMovedUp(lineIndex);
}
else
{
node.lineMovedDown(lineIndex);
}
lineIndex += movement;
node.Changed();
}
}
return(moved);
}
private bool add()
{
bool added = false;
if (!node.conversationLines.Contains(line))
{
if (lineIndex >= 0 && lineIndex < node.conversationLines.Count)
{
node.conversationNode.addLine(lineIndex, line.getContent() as ConversationLine);
node.conversationLines.Insert(lineIndex, line);
node.lineAdded(lineIndex, data);
}
else
{
node.conversationNode.addLine(line.getContent() as ConversationLine);
node.conversationLines.Add(line);
node.lineAdded(node.conversationLines.Count - 1, data);
}
node.Changed();
added = true;
}
return(added);
}