//attempts to guess groupings for ans
public void GuessGroup(ShAnswer ans)
{
string anstxt = System.Text.RegularExpressions.Regex.Replace(ans.Text, "\\W", "").ToLower();
foreach (ShGroup grp in ans.Group.Question.Groups)
{
if (grp == ans.Group)
{
continue;
}
if (System.Text.RegularExpressions.Regex.Replace(grp.Text, "\\W", "").ToLower() == anstxt)
{
ans.ChangeGroup(grp);
return;
}
}
//didn't find any but let's try individual answers
foreach (ShGroup grp in ans.Group.Question.Groups)
{
if (grp == ans.Group)
{
continue;
}
foreach (ShAnswer ans2 in grp.Answers)
{
if (System.Text.RegularExpressions.Regex.Replace(ans2.Text, "\\W", "").ToLower() == anstxt)
{
ans.ChangeGroup(grp);
return;
}
}
}
}
//right click menu - create a new group with this answer
private void RCM_move_to_new_group_Click(object sender, EventArgs e)
{
TreeNode clicked_node = RCM_answer.Tag as TreeNode;
if (clicked_node == null)
{
return;
}
ShAnswer ans = clicked_node.Tag as ShAnswer;
if (ans == null)
{
return;
}
ShGroup newGroup = ans.Group.Question.StartNewGroup(ans.Text);
ans.ChangeGroup(newGroup);
TreeNode prevParent = clicked_node.Parent;
TreeNode newParent = treeView1.Nodes.Add("b");
newParent.Tag = newGroup;
prevParent.Nodes.Remove(clicked_node);
newParent.Nodes.Add(clicked_node);
newParent.Expand();
//if prevParent is empty, delete it
if (prevParent.Nodes.Count == 0)
{
prevParent.Remove();
}
sheep_modified = true;
SetTextForAllTreenodes();
}
//main drag/drop function
private void treeView1_DragDrop(object sender, DragEventArgs e)
{
//stop sorting while dragging
treeView1.TreeViewNodeSorter = null;
Point cp = treeView1.PointToClient(new Point(e.X, e.Y));
TreeNode destNode = treeView1.GetNodeAt(cp);
//don't continue if not a valid node
if (!e.Data.GetDataPresent(typeof(TreeNode)))
{
return;
}
// treeView1.BeginUpdate();
TreeNode movingNode = (TreeNode)e.Data.GetData(typeof(TreeNode));
TreeNode prevParent, newParent;
ShQuestion curQuestion = sg.Questions[cur_q_index];
//different code depending on what type of thing we're dragging/dragging to
if (movingNode.Tag.GetType() == typeof(ShAnswer) &&
destNode.Tag.GetType() == typeof(ShAnswer))
{
//moving an answer to another answer
ShAnswer ansToMove = (ShAnswer)movingNode.Tag;
ShAnswer destAnswer = (ShAnswer)destNode.Tag;
ansToMove.ChangeGroup(destAnswer.Group);
prevParent = movingNode.Parent;
newParent = destNode.Parent;
prevParent.Nodes.Remove(movingNode);
newParent.Nodes.Add(movingNode);
}
else if (movingNode.Tag.GetType() == typeof(ShAnswer) &&
destNode.Tag.GetType() == typeof(ShGroup))
{
//moving an answer to another group
ShAnswer ansToMove = (ShAnswer)movingNode.Tag;
ShGroup destGroup = (ShGroup)destNode.Tag;
ansToMove.ChangeGroup(destGroup);
prevParent = movingNode.Parent;
newParent = destNode;
prevParent.Nodes.Remove(movingNode);
newParent.Nodes.Add(movingNode);
}
else if (movingNode.Tag.GetType() == typeof(ShGroup) &&
destNode.Tag.GetType() == typeof(ShAnswer))
{
//moving a group to an answer
ShGroup grpToMove = (ShGroup)movingNode.Tag;
ShAnswer destAnswer = (ShAnswer)destNode.Tag;
grpToMove.MergeToGroup(destAnswer.Group);
prevParent = movingNode;
newParent = destNode.Parent;
List <TreeNode> ansNodes = new List <TreeNode>(prevParent.Nodes.Cast <TreeNode>());
foreach (TreeNode nod in ansNodes)
{
prevParent.Nodes.Remove(nod);
newParent.Nodes.Add(nod);
}
}
else if (movingNode.Tag.GetType() == typeof(ShGroup) &&
destNode.Tag.GetType() == typeof(ShGroup))
{
//moving a group to a group
ShGroup grpToMove = (ShGroup)movingNode.Tag;
ShGroup destGroup = (ShGroup)destNode.Tag;
grpToMove.MergeToGroup(destGroup);
prevParent = movingNode;
newParent = destNode;
List <TreeNode> ansNodes = new List <TreeNode>(prevParent.Nodes.Cast <TreeNode>());
foreach (TreeNode nod in ansNodes)
{
prevParent.Nodes.Remove(nod);
newParent.Nodes.Add(nod);
}
}
else
{
treeView1.EndUpdate(); return;
}
//if prevParent is empty, delete it
if (prevParent.Nodes.Count == 0)
{
prevParent.Remove();
}
SetTextForAllTreenodes();
sheep_modified = true;
treeView1.EndUpdate();
}
