/// <summary> /// Gets called when a dragged item leaves the control. /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void _DragLeave(object sender, EventArgs e) { var treeView = sender as TreeView; if (treeView == null || treeView != this._treeView) { return; } // remove drag/drop image DragHelper.ImageList_DragLeave(treeView.Handle); // Disable timer for scrolling dragged item this._dragScrollTimer.Enabled = false; }
protected override void OnDragLeave(EventArgs e) { try { this.dragging = false; DragHelper.ImageList_DragLeave(this.Handle); // Disable timer for scrolling dragged item this.timer.Enabled = false; } catch (Exception ex) { ACSLog.InsertLog(MessageBoxIcon.Error, ex); } }
private void suiteTreeView_DragDrop(object sender, DragEventArgs e) { DragHelper.ImageList_DragLeave(this.suiteTreeView.Handle); TreeNode dropNode = this.suiteTreeView.GetNodeAt(this.suiteTreeView.PointToClient(new Point(e.X, e.Y))); if (this.dragNode != dropNode && dropNode.Tag is TestSuite) { if (this.dragNode.Parent == null) { this.suiteTreeView.Nodes.Remove(this.dragNode); } else { this.dragNode.Parent.Nodes.Remove(this.dragNode); } dropNode.Nodes.Add(this.dragNode); dropNode.ExpandAll(); this.dragNode = null; this.timer.Enabled = false; } }
private void BetterTreeView_DragDrop(object sender, DragEventArgs e) { // Unlock updates DragHelper.ImageList_DragLeave(Handle); // Get drop node TreeNode dropNode = GetNodeAt(PointToClient(new Point(e.X, e.Y))); // Manually move the nodes if we are handling that internally. if (MoveNodesOnDragDrop) { if (dragNode != dropNode) { // Remove drag node from parent if (dragNode.Parent == null) { Nodes.Remove(dragNode); } else { dragNode.Parent.Nodes.Remove(dragNode); } // Add drag node to drop node dropNode.Nodes.Add(dragNode); dropNode.ExpandAll(); } } if (NodeDropped != null) { NodeDropped(this, new NodeDroppedEventArgs(dragNode, dropNode)); } dragNode = null; }
private void TemplateTree_DragLeave(object sender, System.EventArgs e) { DragHelper.ImageList_DragLeave(TemplateTree.Handle); }
private void suiteTreeView_DragLeave(object sender, System.EventArgs e) { DragHelper.ImageList_DragLeave(this.suiteTreeView.Handle); this.timer.Enabled = false; }
private void BetterTreeView_DragLeave(object sender, EventArgs e) { DragHelper.ImageList_DragLeave(Handle); }
protected override void OnDragDrop(DragEventArgs drgevent) { try { this.dragging = false; // Unlock updates DragHelper.ImageList_DragLeave(this.Handle); // Get drop node TreeNode dropNode = this.GetNodeAt(this.PointToClient(new Point(drgevent.X, drgevent.Y))); if (dropNode == null && this.dragNode.Parent != null) { dropNode = NewDocument(); } var IndexAdd = -1; if (dropNode != null) { if (dropNode.Parent != null) { IndexAdd = dropNode.Index; dropNode = dropNode.Parent; } if (this.dragNode.Parent == null && dropNode.Parent == null) { this.Nodes.Remove(this.dragNode); this.Nodes.Insert(dropNode.Index + 1, this.dragNode); foreach (TreeNode Node in this.Nodes) { var Index = Node.Index + 1; Node.Text = this.MaskDocumentName + Index.ToString(); } // Disable scroll timer this.timer.Enabled = false; return; } } // If drop node isn't equal to drag node, add drag node as child of drop node if (this.dragNode != dropNode) { // Remove drag node from parent if (this.dragNode.Parent == null) { this.Nodes.Remove(this.dragNode); } else { var ParentNode = this.dragNode.Parent; ParentNode.Nodes.Remove(this.dragNode); if (ParentNode.Nodes.Count == 0) { if (ParentNode.Parent == null) { this.Nodes.Remove(ParentNode); } else { ParentNode.Parent.Nodes.Remove(ParentNode); } } } // Add drag node to drop node if (dropNode != null) { if (IndexAdd == -1) { dropNode.Nodes.Add(this.dragNode); } else { dropNode.Nodes.Insert(IndexAdd, this.dragNode); } dropNode.ExpandAll(); foreach (TreeNode Node in dropNode.Nodes) { var Index = Node.Index + 1; Node.Text = Index.ToString(this.MaskPageName); } // Set drag node to null this.dragNode = null; } else { this.Nodes.Add(this.dragNode); } } if (AfterOnDragDrop != null) { AfterOnDragDrop(this.dragNode == null ? (TreeNodeCustom)dropNode : (TreeNodeCustom)this.dragNode); } // Disable scroll timer this.timer.Enabled = false; } catch (Exception e) { ACSLog.InsertLog(MessageBoxIcon.Error, e); } }