private void projectTree_NodeMouseDoubleClick(object sender, TreeNodeMouseClickEventArgs e)
{
ProjectTreeItem treeItem = e.Node.Tag as ProjectTreeItem;
bool acceptDoubleClickWhenExpanding = (treeItem != null && treeItem.AllowDoubleClickWhenExpanding);
if (acceptDoubleClickWhenExpanding || !HasANodeJustBeenExpanded())
{
ProcessClickOnNode(e.Node.Name, MouseButtons.Left);
}
}
public void AddTreeRoot(IEditorComponent plugin, string id, string name, string iconKey)
{
RegisterTreeNode(id, plugin);
iconKey = SetDefaultIconIfNoneProvided(iconKey);
_lastAddedNode = this._projectTree.Nodes.Add(id, name, iconKey, iconKey);
ProjectTreeItem newItem = new ProjectTreeItem(id, _lastAddedNode);
newItem.AllowLabelEdit = false;
_lastAddedNode.Tag = newItem;
}
private void projectTree_ItemDrag(object sender, ItemDragEventArgs e)
{
TreeNode itemDragged = (TreeNode)e.Item;
if (itemDragged.Tag != null)
{
ProjectTreeItem treeItem = (ProjectTreeItem)itemDragged.Tag;
if (treeItem.AllowDragging)
{
_projectTree.DoDragDrop(treeItem, DragDropEffects.Move);
}
}
}
private void projectTree_DragDrop(object sender, DragEventArgs e)
{
ProjectTreeItem source = (ProjectTreeItem)e.Data.GetData(typeof(ProjectTreeItem));
Point locationInControl = _projectTree.PointToClient(new Point(e.X, e.Y));
TreeNode dragTarget = _projectTree.HitTest(locationInControl).Node;
ProjectTreeItem target = (ProjectTreeItem)dragTarget.Tag;
if (source.DropHere == null)
{
throw new AGSEditorException("Node has not populated DropHere handler for draggable node");
}
source.DropHere(source, target);
}
public ProjectTreeItem AddTreeBranch(IEditorComponent component, string id, string name, string iconKey)
{
RegisterTreeNode(id, component);
iconKey = SetDefaultIconIfNoneProvided(iconKey);
if (_lastAddedNode != null)
{
_lastAddedNode = _lastAddedNode.Nodes.Add(id, name, iconKey, iconKey);
}
else
{
_lastAddedNode = this._projectTree.Nodes.Add(id, name, iconKey, iconKey);
}
ProjectTreeItem newItem = new ProjectTreeItem(id, _lastAddedNode);
_lastAddedNode.Tag = newItem;
return newItem;
}
private void projectTree_BeforeLabelEdit(object sender, NodeLabelEditEventArgs e)
{
e.CancelEdit = true;
if (e.Node.Tag != null)
{
ProjectTreeItem treeItem = ((ProjectTreeItem)e.Node.Tag);
if (treeItem.AllowLabelEdit)
{
e.CancelEdit = false;
// This hack is to allow the tree to display "5: Fifth view"
// but when you edit it, the user only edits "Fifth view"
string editableText = (string)treeItem.LabelTextProperty.GetValue(treeItem.LabelTextDataSource, null);
treeItem.LabelTextBeforeLabelEdit = editableText;
Hacks.SetTreeViewEditText(_projectTree, editableText);
}
}
}
public ProjectTreeItem AddTreeBranch(IEditorComponent component, string id, string name, string iconKey)
{
RegisterTreeNode(id, component);
iconKey = SetDefaultIconIfNoneProvided(iconKey);
if (_lastAddedNode != null)
{
_lastAddedNode = _lastAddedNode.Nodes.Add(id, name, iconKey, iconKey);
}
else
{
_lastAddedNode = this._projectTree.Nodes.Add(id, name, iconKey, iconKey);
}
ProjectTreeItem newItem = new ProjectTreeItem(id, _lastAddedNode);
_lastAddedNode.Tag = newItem;
return(newItem);
}
private void projectTree_DragOver(object sender, DragEventArgs e)
{
e.Effect = DragDropEffects.None;
if (e.Data.GetDataPresent(typeof(ProjectTreeItem)))
{
ProjectTreeItem source = (ProjectTreeItem)e.Data.GetData(typeof(ProjectTreeItem));
Point locationInControl = _projectTree.PointToClient(new Point(e.X, e.Y));
TreeNode dragTarget = _projectTree.HitTest(locationInControl).Node;
if (dragTarget != null)
{
ProjectTreeItem target = (ProjectTreeItem)dragTarget.Tag;
if (source.CanDropHere == null)
{
throw new AGSEditorException("Node has not populated CanDropHere handler for draggable node");
}
if (source.CanDropHere(source, target))
{
HighlightNodeAndExpandIfNeeded(target);
e.Effect = DragDropEffects.Move;
}
else
{
ClearHighlightNode();
}
// auto-scroll the tree when move the mouse to top/bottom
if (locationInControl.Y < 30)
{
if (dragTarget.PrevVisibleNode != null)
{
dragTarget.PrevVisibleNode.EnsureVisible();
}
}
else if (locationInControl.Y > _projectTree.Height - 30)
{
if (dragTarget.NextVisibleNode != null)
{
dragTarget.NextVisibleNode.EnsureVisible();
}
}
}
}
}
private void HighlightNodeAndExpandIfNeeded(ProjectTreeItem item)
{
TreeNode treeNode = item.TreeNode;
if (_treeNodesBackgroundColor == null)
{
_treeNodesBackgroundColor = treeNode.BackColor;
}
if (treeNode != _dropHoveredNode)
{
treeNode.BackColor = Color.LightGray;
ClearHighlightNode();
_dropHoveredNode = treeNode;
_timeOfDragDropHoverStart = DateTime.Now;
}
else if (item.ExpandOnDragHover && HasANodeBeenHoveredEnoughForExpanding())
{
treeNode.Expand();
}
}
private void projectTree_AfterLabelEdit(object sender, NodeLabelEditEventArgs e)
{
if ((e.Node.Tag != null) && (e.CancelEdit == false) && (e.Label != null))
{
ProjectTreeItem treeItem = (ProjectTreeItem)e.Node.Tag;
try
{
treeItem.LabelTextProperty.SetValue(treeItem.LabelTextDataSource, e.Label, null);
if (treeItem.LabelTextDescriptionProperty != null)
{
// This hack is so that if the user types "New view", the
// code can change it to "5: New view" for display in the tree
string newValue = (string)treeItem.LabelTextDescriptionProperty.GetValue(treeItem.LabelTextDataSource, null);
// cancel the user's entered text, and instead set it to our modified version
e.CancelEdit = true;
e.Node.Text = newValue;
}
if (OnAfterLabelEdit != null)
{
OnAfterLabelEdit(treeItem.ID, treeItem);
}
}
catch (Exception ex)
{
if ((ex.InnerException != null) &&
(ex.InnerException is InvalidDataException))
{
Factory.GUIController.ShowMessage(ex.InnerException.Message, MessageBoxIcon.Warning);
}
else
{
throw new Exception(ex.Message, ex);
}
e.CancelEdit = true;
}
}
}
public IProjectTreeItem AddTreeLeaf(IEditorComponent component, string id, string name, string iconKey, bool greyedOut)
{
RegisterTreeNode(id, component);
TreeNode newNode;
iconKey = SetDefaultIconIfNoneProvided(iconKey);
if (_lastAddedNode != null)
{
newNode = _lastAddedNode.Nodes.Add(id, name, iconKey, iconKey);
}
else
{
newNode = this._projectTree.Nodes.Add(id, name, iconKey, iconKey);
}
if (greyedOut)
{
newNode.ForeColor = Color.Gray;
}
ProjectTreeItem newItem = new ProjectTreeItem(id, newNode);
newNode.Tag = newItem;
return(newItem);
}
public IProjectTreeItem AddTreeLeaf(IEditorComponent component, string id, string name, string iconKey, bool greyedOut)
{
RegisterTreeNode(id, component);
TreeNode newNode;
iconKey = SetDefaultIconIfNoneProvided(iconKey);
if (_lastAddedNode != null)
{
newNode = _lastAddedNode.Nodes.Add(id, name, iconKey, iconKey);
}
else
{
newNode = this._projectTree.Nodes.Add(id, name, iconKey, iconKey);
}
if (greyedOut)
{
newNode.ForeColor = Color.Gray;
}
ProjectTreeItem newItem = new ProjectTreeItem(id, newNode);
newNode.Tag = newItem;
return newItem;
}
public void AddTreeRoot(IEditorComponent plugin, string id, string name, string iconKey)
{
RegisterTreeNode(id, plugin);
iconKey = SetDefaultIconIfNoneProvided(iconKey);
_lastAddedNode = this._projectTree.Nodes.Add(id, name, iconKey, iconKey);
ProjectTreeItem newItem = new ProjectTreeItem(id, _lastAddedNode);
newItem.AllowLabelEdit = false;
_lastAddedNode.Tag = newItem;
}
private void HighlightNodeAndExpandIfNeeded(ProjectTreeItem item)
{
TreeNode treeNode = item.TreeNode;
if (_treeNodesBackgroundColor == null)
{
_treeNodesBackgroundColor = treeNode.BackColor;
}
if (treeNode != _dropHoveredNode)
{
treeNode.BackColor = Color.LightGray;
ClearHighlightNode();
_dropHoveredNode = treeNode;
_timeOfDragDropHoverStart = DateTime.Now;
}
else if (item.ExpandOnDragHover && HasANodeBeenHoveredEnoughForExpanding())
{
treeNode.Expand();
}
}
