/// <summary>
/// Handles the UltraTree's MouseUp event
/// </summary>
private void locationsTree_MouseUp(object sender, System.Windows.Forms.MouseEventArgs e)
{
UltraTree ultraTree = sender as UltraTree;
Point pointClicked = new Point(e.X, e.Y);
UltraTreeNode nodeAtPoint = ultraTree.GetNodeFromPoint(pointClicked);
if (nodeAtPoint != null && nodeAtPoint.Expanded == false)
{
Infragistics.Win.UltraWinTree.ExpansionIndicatorUIElement expansionIndicatorElement = null;
expansionIndicatorElement = ultraTree.UIElement.ElementFromPoint(pointClicked) as Infragistics.Win.UltraWinTree.ExpansionIndicatorUIElement;
if (expansionIndicatorElement == null)
{
nodeAtPoint.Expanded = true;
}
}
}
void mUltraTree_MouseClick(object sender, MouseEventArgs e)
{
try
{
//right button을 누려면 context menu실행....
if (e.Button == MouseButtons.Right)
{
return;
}
//mouse left를 누르고 Control Key를 누르지 않을 경우
//모든 selction을 없앤다...
if (e.Button == MouseButtons.Left && (Control.ModifierKeys != Keys.Control && Control.ModifierKeys != Keys.Shift))
{
ClearSelection();
mFirstSelected = null;
return;
}
//rev2 multi
if (mSelect == SelectMode.Single)
{
return;
}
if (e.Button != MouseButtons.Left || (Control.ModifierKeys != Keys.Control && Control.ModifierKeys != Keys.Shift))
{
if (mSelectedElements != null && mSelectedElements.Count > 0)
{
mSelectedElements.ForEach(RestoreBackColor);
}
mFirstSelected = null;
return;
}
//get TreeNode from clikc location
var expTreeNode = mUltraTree.GetNodeFromPoint(e.Location) as ExplorerTreeNode;
if (expTreeNode == null)
{
return;
}
if (Control.ModifierKeys == Keys.Control)
{
if (!mSelectedElements.Contains(prev_node))
{
SetBackColor(prev_node);
mSelectedElements.Add(prev_node);
}
//선택된 것이 다시 선택 된다면 삭제하고 backcolor는 원상태로 복귀...
if (mSelectedElements.Contains(expTreeNode))
{
RestoreBackColor(expTreeNode);
mSelectedElements.Remove(expTreeNode);
}
else
{
//change the back color...
SetBackColor(expTreeNode);
mSelectedElements.Add(expTreeNode);
}
mFirstSelected = null;
}
else if (Control.ModifierKeys == Keys.Shift)
{
ClearSelection();
if (mFirstSelected == null)
{
mFirstSelected = expTreeNode;
}
else
{
try
{
var sEndSelected = mUltraTree.GetNodeFromPoint(e.Location) as ExplorerTreeNode;
//모든 범위가 정해 질 경우...
if (sEndSelected != null)
{
mSelectedElements.Clear();
//같은 level을 가진 elements을 선택 할 경우....
if (mFirstSelected.Parent == sEndSelected.Parent)
{
var parent = mFirstSelected.Parent;
//첫번째 선택한 node가 위에 있을 경우..
if (mFirstSelected.Index < sEndSelected.Index)
{
for (int i = mFirstSelected.Index; i <= sEndSelected.Index; i++)
{
var ultraTreeNode = parent.Nodes[i];
if (!ultraTreeNode.Visible)
{
continue;
}
mSelectedElements.Add(ultraTreeNode);
}
//Only visiable...의 색깔을 넣기 위해....
UltraTreeNode nextNd = mFirstSelected;
while (nextNd != sEndSelected)
{
nextNd = nextNd.NextVisibleNode;
if (nextNd.Level <= mFirstSelected.Level)
{
continue;
}
mSelectedElements.Add(nextNd);
mExcludedNodes.Add(nextNd);
}
}
//같을 경우.
else if (mFirstSelected.Index == sEndSelected.Index)
{
mSelectedElements.Add(mFirstSelected);
}
//첫번째 선택한 node가 밑에 있을 경우....
else
{
for (int i = sEndSelected.Index; i <= mFirstSelected.Index; i++)
{
var ultraTreeNode = parent.Nodes[i];
if (!ultraTreeNode.Visible)
{
continue;
}
mSelectedElements.Add(ultraTreeNode);
}
//only visiable...
UltraTreeNode nextNd = mFirstSelected;
while (nextNd != sEndSelected)
{
nextNd = nextNd.PrevVisibleNode;
if (nextNd.Level <= sEndSelected.Level)
{
continue;
}
mSelectedElements.Add(nextNd);
mExcludedNodes.Add(nextNd);
}
}
}//end 같은 parents를 가질 경우...
//parenet가 서로 다를경우...
else
{
int ownerLevel = Math.Min(mFirstSelected.Level, sEndSelected.Level);
UltraTreeNode sStParent = mFirstSelected;
UltraTreeNode sEdParent = sEndSelected;
//start parent를 찾는다....
while (sStParent.Level > ownerLevel)
{
sStParent = sStParent.Parent;
}
//end parent를 찾는다...
while (sEdParent.Level > ownerLevel)
{
sEdParent = sEdParent.Parent;
}
while (sStParent.Parent != sEdParent.Parent)
{
sStParent = sStParent.Parent;
sEdParent = sEdParent.Parent;
}
//select owner...
if (mFirstSelected.Level > sStParent.Level)
{
UltraTreeNode curNd = mFirstSelected;
while (curNd.Level != sStParent.Level)
{
curNd = curNd.PrevVisibleNode;
if (curNd.Level == sStParent.Level)
{
break;
}
mSelectedElements.Add(curNd);
}
GetExcludeNodes(mFirstSelected, sStParent.Level);
}
if (sEndSelected.Level > sEdParent.Level)
{
UltraTreeNode curNd = sEndSelected;
while (true)
{
curNd = curNd.PrevVisibleNode;
if (curNd.Level == sEdParent.Level)
{
break;
}
mSelectedElements.Add(curNd);
}
GetExcludeNodes(sEndSelected, sEdParent.Level);
}
//첫번째 선택한 node가 위에 있을 경우..
if (sStParent.Index < sEdParent.Index)
{
for (int i = sStParent.Index; i <= sEdParent.Index; i++)
{
var ultraTreeNode = sStParent.Parent.Nodes[i];
if (!ultraTreeNode.Visible)
{
continue;
}
mSelectedElements.Add(ultraTreeNode);
}
//Only visiable...의 색깔을 넣기 위해....
UltraTreeNode nextNd = mFirstSelected;
while (nextNd != sEndSelected)
{
nextNd = nextNd.NextVisibleNode;
if (nextNd.Level <= mFirstSelected.Level)
{
continue;
}
if (mSelectedElements.Contains(nextNd))
{
continue;
}
mSelectedElements.Add(nextNd);
mExcludedNodes.Add(nextNd);
}
}
//같을 경우.
else if (sStParent.Index == sEdParent.Index)
{
mSelectedElements.Add(mFirstSelected);
}
//첫번째 선택한 node가 밑에 있을 경우....
else
{
for (int i = sEdParent.Index; i <= sStParent.Index; i++)
{
var ultraTreeNode = sStParent.Parent.Nodes[i];
if (!ultraTreeNode.Visible)
{
continue;
}
mSelectedElements.Add(ultraTreeNode);
}
//only visiable...
UltraTreeNode nextNd = mFirstSelected;
while (nextNd != sEndSelected)
{
nextNd = nextNd.PrevVisibleNode;
if (nextNd.Level <= sEndSelected.Level)
{
continue;
}
if (mSelectedElements.Contains(nextNd))
{
continue;
}
mSelectedElements.Add(nextNd);
mExcludedNodes.Add(nextNd);
}
}
if (!mSelectedElements.Contains(mFirstSelected))
{
mSelectedElements.Add(mFirstSelected);
}
if (!mSelectedElements.Contains(sEndSelected))
{
mSelectedElements.Add(sEndSelected);
}
}//end parent가 다를 경우.. selec parent level elements....
}
mFirstSelected = null;
UpdateColor();
//exclude redundant parent....
foreach (var node in mExcludedNodes.Where(node => mSelectedElements.Contains(node)))
{
mSelectedElements.Remove(node);
}
}
catch (Exception exception)
{
Console.WriteLine(exception);
ClearSelection();
}
}
}
Selection.CurrentSelection.Members =
mSelectedElements.Cast <ExplorerTreeNode>().Select(x => x.Element).ToArray();
}
catch (Exception exception)
{
Console.WriteLine(exception);
if (mSelectedElements != null)
{
mSelectedElements.ForEach(RestoreBackColor);
mSelectedElements.Clear();
}
}
}