protected override void DoMouseOperation(TreeNodeAdvMouseEventArgs args) { if(Tree.SelectionMode==TreeSelectionMode.Single||Tree.SelectionStart==null) { base.DoMouseOperation(args); } else if(CanSelect(args.Node)) { Tree.SuspendSelectionEvent=true; try { SelectAllFromStart(args.Node); } finally { Tree.SuspendSelectionEvent=false; } } }
public override void MouseDown(TreeNodeAdvMouseEventArgs args) { if(args.Node!=null) { Tree.ItemDragMode=true; Tree.ItemDragStart=args.Location; if(args.Button==MouseButtons.Left||args.Button==MouseButtons.Right) { Tree.BeginUpdate(); try { Tree.CurrentNode=args.Node; if(args.Node.IsSelected) _mouseDownFlag=true; else { _mouseDownFlag=false; DoMouseOperation(args); } } finally { Tree.EndUpdate(); } } } else { Tree.ItemDragMode=false; MouseDownAtEmptySpace(args); } }
protected virtual void DoMouseOperation(TreeNodeAdvMouseEventArgs args) { if(Tree.SelectedNodes.Count==1&&args.Node!=null&&args.Node.IsSelected) return; Tree.SuspendSelectionEvent=true; try { Tree.ClearSelectionInternal(); if(args.Node!=null) args.Node.IsSelected=true; Tree.SelectionStart=args.Node; } finally { Tree.SuspendSelectionEvent=false; } }
protected virtual void MouseDownAtEmptySpace(TreeNodeAdvMouseEventArgs args) { Tree.ClearSelection(); }
public override void MouseUp(TreeNodeAdvMouseEventArgs args) { Tree.ItemDragMode=false; if(_mouseDownFlag&&args.Node!=null) { if(args.Button==MouseButtons.Left) DoMouseOperation(args); else if(args.Button==MouseButtons.Right) Tree.CurrentNode=args.Node; } _mouseDownFlag=false; }
public virtual void MouseDoubleClick(TreeNodeAdvMouseEventArgs args) { }
public abstract void MouseUp(TreeNodeAdvMouseEventArgs args);
public override void MouseUp(TreeNodeAdvMouseEventArgs args) { Tree.ChangeInput(); Tree.UpdateView(); Tree.OnColumnClicked(Column); }
public override void MouseDown(TreeNodeAdvMouseEventArgs args) { }
public override void MouseDoubleClick(TreeNodeAdvMouseEventArgs args) { Tree.AutoSizeColumn(Column); }
public override void MouseUp(TreeNodeAdvMouseEventArgs args) { FinishResize(); }
protected override void MouseDownAtEmptySpace(TreeNodeAdvMouseEventArgs args) { }
private TreeNodeAdvMouseEventArgs CreateMouseArgs(MouseEventArgs e) { TreeNodeAdvMouseEventArgs args=new TreeNodeAdvMouseEventArgs(e); args.ViewLocation=new Point(e.X+OffsetX, e.Y+_rowLayout.GetRowBounds(FirstVisibleRow).Y-ColumnHeaderHeight); args.ModifierKeys=ModifierKeys; args.Node=GetNodeAt(e.Location); NodeControlInfo info=GetNodeControlInfoAt(args.Node, e.Location); args.ControlBounds=info.Bounds; args.Control=info.Control; return args; }
private string GetNodeToolTip(TreeNodeAdvMouseEventArgs args) { string msg=args.Control.GetToolTip(args.Node); BaseTextControl btc=args.Control as BaseTextControl; if(btc!=null&&btc.DisplayHiddenContentInToolTip&&String.IsNullOrEmpty(msg)) { Size ms=btc.GetActualSize(args.Node, _measureContext); if(ms.Width>args.ControlBounds.Size.Width||ms.Height>args.ControlBounds.Size.Height ||args.ControlBounds.Right-OffsetX>DisplayRectangle.Width) msg=btc.GetLabel(args.Node); } if(String.IsNullOrEmpty(msg)&&DefaultToolTipProvider!=null) msg=DefaultToolTipProvider.GetToolTip(args.Node, args.Control); return msg; }