public override void OnDragEnter(Glyph g, DragEventArgs e)
{
ToolStripItemGlyph glyph = g as ToolStripItemGlyph;
ToolStripItem item = glyph.Item;
ToolStripItemDataObject data = e.Data as ToolStripItemDataObject;
if (data != null)
{
if (data.Owner == item.Owner)
{
this.PaintInsertionMark(item);
ToolStripDesigner.dragItem = item;
e.Effect = DragDropEffects.Move;
}
else
{
e.Effect = DragDropEffects.None;
}
}
else
{
e.Effect = DragDropEffects.None;
}
}
// OLE DragDrop virtual methods
/// <summary>
/// OnDragDrop can be overridden so that a Behavior can specify its own Drag/Drop rules.
/// </summary>
public override void OnDragDrop(Glyph g, DragEventArgs e)
{
ToolStripItem currentDropItem = ToolStripDesigner.s_dragItem;
// Ensure that the list item index is contained in the data.
if (e.Data is ToolStripItemDataObject && currentDropItem != null)
{
ToolStripItemDataObject data = (ToolStripItemDataObject)e.Data;
// Get the PrimarySelection before the Drag operation...
ToolStripItem selectedItem = data.PrimarySelection;
IDesignerHost designerHost = (IDesignerHost)currentDropItem.Site.GetService(typeof(IDesignerHost));
Debug.Assert(designerHost != null, "Invalid DesignerHost");
//Do DragDrop only if currentDropItem has changed.
if (currentDropItem != selectedItem && designerHost != null)
{
ArrayList components = data.DragComponents;
ToolStrip parentToolStrip = currentDropItem.GetCurrentParent() as ToolStrip;
int primaryIndex = -1;
string transDesc;
bool copy = (e.Effect == DragDropEffects.Copy);
if (components.Count == 1)
{
string name = TypeDescriptor.GetComponentName(components[0]);
if (name == null || name.Length == 0)
{
name = components[0].GetType().Name;
}
transDesc = string.Format(copy ? SR.BehaviorServiceCopyControl : SR.BehaviorServiceMoveControl, name);
}
else
{
transDesc = string.Format(copy ? SR.BehaviorServiceCopyControls : SR.BehaviorServiceMoveControls, components.Count);
}
DesignerTransaction designerTransaction = designerHost.CreateTransaction(transDesc);
try
{
IComponentChangeService changeSvc = (IComponentChangeService)currentDropItem.Site.GetService(typeof(IComponentChangeService));
if (changeSvc != null)
{
if (parentToolStrip is ToolStripDropDown dropDown)
{
ToolStripItem ownerItem = dropDown.OwnerItem;
changeSvc.OnComponentChanging(ownerItem, TypeDescriptor.GetProperties(ownerItem)["DropDownItems"]);
}
else
{
changeSvc.OnComponentChanging(parentToolStrip, TypeDescriptor.GetProperties(parentToolStrip)["Items"]);
}
}
// If we are copying, then we want to make a copy of the components we are dragging
if (copy)
{
// Remember the primary selection if we had one
if (selectedItem != null)
{
primaryIndex = components.IndexOf(selectedItem);
}
ToolStripKeyboardHandlingService keyboardHandlingService = GetKeyBoardHandlingService(selectedItem);
if (keyboardHandlingService != null)
{
keyboardHandlingService.CopyInProgress = true;
}
components = DesignerUtils.CopyDragObjects(components, currentDropItem.Site) as ArrayList;
if (keyboardHandlingService != null)
{
keyboardHandlingService.CopyInProgress = false;
}
if (primaryIndex != -1)
{
selectedItem = components[primaryIndex] as ToolStripItem;
}
}
if (e.Effect == DragDropEffects.Move || copy)
{
ISelectionService selSvc = GetSelectionService(currentDropItem);
if (selSvc != null)
{
// Insert the item.
if (parentToolStrip is ToolStripOverflow)
{
parentToolStrip = (((ToolStripOverflow)parentToolStrip).OwnerItem).Owner;
}
int indexOfItemUnderMouseToDrop = parentToolStrip.Items.IndexOf(ToolStripDesigner.s_dragItem);
if (indexOfItemUnderMouseToDrop != -1)
{
int indexOfPrimarySelection = 0;
if (selectedItem != null)
{
indexOfPrimarySelection = parentToolStrip.Items.IndexOf(selectedItem);
}
if (indexOfPrimarySelection != -1 && indexOfItemUnderMouseToDrop > indexOfPrimarySelection)
{
indexOfItemUnderMouseToDrop--;
}
foreach (ToolStripItem item in components)
{
parentToolStrip.Items.Insert(indexOfItemUnderMouseToDrop, item);
}
}
selSvc.SetSelectedComponents(new IComponent[] { selectedItem }, SelectionTypes.Primary | SelectionTypes.Replace);
}
}
if (changeSvc != null)
{
ToolStripDropDown dropDown = parentToolStrip as ToolStripDropDown;
if (dropDown != null)
{
ToolStripItem ownerItem = dropDown.OwnerItem;
changeSvc.OnComponentChanged(ownerItem, TypeDescriptor.GetProperties(ownerItem)["DropDownItems"], null, null);
}
else
{
changeSvc.OnComponentChanged(parentToolStrip, TypeDescriptor.GetProperties(parentToolStrip)["Items"], null, null);
}
//fire extra changing/changed events.
if (copy)
{
if (dropDown != null)
{
ToolStripItem ownerItem = dropDown.OwnerItem;
changeSvc.OnComponentChanging(ownerItem, TypeDescriptor.GetProperties(ownerItem)["DropDownItems"]);
changeSvc.OnComponentChanged(ownerItem, TypeDescriptor.GetProperties(ownerItem)["DropDownItems"], null, null);
}
else
{
changeSvc.OnComponentChanging(parentToolStrip, TypeDescriptor.GetProperties(parentToolStrip)["Items"]);
changeSvc.OnComponentChanged(parentToolStrip, TypeDescriptor.GetProperties(parentToolStrip)["Items"], null, null);
}
}
}
//If Parent is DropDown... we have to manage the Glyphs ....
foreach (ToolStripItem item in components)
{
if (item is ToolStripDropDownItem)
{
if (designerHost.GetDesigner(item) is ToolStripMenuItemDesigner itemDesigner)
{
itemDesigner.InitializeDropDown();
}
}
if (item.GetCurrentParent() is ToolStripDropDown dropDown && !(dropDown is ToolStripOverflow))
{
if (dropDown.OwnerItem is ToolStripDropDownItem ownerItem)
{
if (designerHost.GetDesigner(ownerItem) is ToolStripMenuItemDesigner ownerDesigner)
{
ownerDesigner.InitializeBodyGlyphsForItems(false, ownerItem);
ownerDesigner.InitializeBodyGlyphsForItems(true, ownerItem);
}
}
}
}
// Refresh on SelectionManager...
BehaviorService bSvc = GetBehaviorService(currentDropItem);
if (bSvc != null)
{
bSvc.SyncSelection();
}
}
catch (Exception ex)
{
if (designerTransaction != null)
{
designerTransaction.Cancel();
designerTransaction = null;
}
if (ClientUtils.IsCriticalException(ex))
{
throw;
}
}
finally
{
if (designerTransaction != null)
{
designerTransaction.Commit();
designerTransaction = null;
}
}
}
}
}
/// <summary>
/// When any MouseMove message enters the BehaviorService's AdornerWindow (mousemove, ncmousemove) it is first passed here, to the top-most Behavior in the BehaviorStack. Returning 'true' from this function signifies that the Message was 'handled' by the Behavior and should not continue to be processed.
/// </summary>
public override bool OnMouseMove(Glyph g, MouseButtons button, Point mouseLoc)
{
bool retVal = false;
ToolStripItemGlyph glyph = g as ToolStripItemGlyph;
ToolStripItem glyphItem = glyph.Item;
ISelectionService selSvc = GetSelectionService(glyphItem);
if (selSvc == null || glyphItem.Site == null || MouseHandlerPresent(glyphItem))
{
return(false);
}
if (!selSvc.GetComponentSelected(glyphItem))
{
PaintInsertionMark(glyphItem);
retVal = false;
}
if (button == MouseButtons.Left && glyph != null && glyph.ItemDesigner != null && !glyph.ItemDesigner.IsEditorActive)
{
Rectangle dragBox = Rectangle.Empty;
IDesignerHost designerHost = (IDesignerHost)glyphItem.Site.GetService(typeof(IDesignerHost));
Debug.Assert(designerHost != null, "Invalid DesignerHost");
if (glyphItem.Placement == ToolStripItemPlacement.Overflow || (glyphItem.Placement == ToolStripItemPlacement.Main && !(glyphItem.IsOnDropDown)))
{
ToolStripItemDesigner itemDesigner = glyph.ItemDesigner;
ToolStrip parentToolStrip = itemDesigner.GetMainToolStrip();
if (designerHost.GetDesigner(parentToolStrip) is ToolStripDesigner parentDesigner)
{
dragBox = parentDesigner.DragBoxFromMouseDown;
}
}
else if (glyphItem.IsOnDropDown)
{
//Get the OwnerItem's Designer and set the value...
if (glyphItem.Owner is ToolStripDropDown parentDropDown)
{
ToolStripItem ownerItem = parentDropDown.OwnerItem;
if (designerHost.GetDesigner(ownerItem) is ToolStripItemDesigner ownerItemDesigner)
{
dragBox = ownerItemDesigner.dragBoxFromMouseDown;
}
}
}
// If the mouse moves outside the rectangle, start the drag.
if (dragBox != Rectangle.Empty && !dragBox.Contains(mouseLoc.X, mouseLoc.Y))
{
if (_timer != null)
{
_timer.Enabled = false;
_timer.Tick -= new System.EventHandler(OnDoubleClickTimerTick);
_timer.Dispose();
_timer = null;
}
// Proceed with the drag and drop, passing in the list item.
try
{
ArrayList dragItems = new ArrayList();
ICollection selComps = selSvc.GetSelectedComponents();
//create our list of controls-to-drag
foreach (IComponent comp in selComps)
{
if (comp is ToolStripItem item)
{
dragItems.Add(item);
}
}
//Start Drag-Drop only if ToolStripItem is the primary Selection
if (selSvc.PrimarySelection is ToolStripItem selectedItem)
{
ToolStrip owner = selectedItem.Owner;
ToolStripItemDataObject data = new ToolStripItemDataObject(dragItems, selectedItem, owner);
DropSource.QueryContinueDrag += new QueryContinueDragEventHandler(QueryContinueDrag);
if (glyphItem is ToolStripDropDownItem ddItem)
{
if (designerHost.GetDesigner(ddItem) is ToolStripMenuItemDesigner itemDesigner)
{
itemDesigner.InitializeBodyGlyphsForItems(false, ddItem);
ddItem.HideDropDown();
}
}
else if (glyphItem.IsOnDropDown && !glyphItem.IsOnOverflow)
{
ToolStripDropDown dropDown = glyphItem.GetCurrentParent() as ToolStripDropDown;
ToolStripDropDownItem ownerItem = dropDown.OwnerItem as ToolStripDropDownItem;
selSvc.SetSelectedComponents(new IComponent[] { ownerItem }, SelectionTypes.Replace);
}
DropSource.DoDragDrop(data, DragDropEffects.All);
}
}
finally
{
DropSource.QueryContinueDrag -= new QueryContinueDragEventHandler(QueryContinueDrag);
//Reset all Drag-Variables
SetParentDesignerValuesForDragDrop(glyphItem, false, Point.Empty);
ToolStripDesigner.s_dragItem = null;
_dropSource = null;
}
retVal = false;
}
}
return(retVal);
}
public override bool OnMouseMove(Glyph g, MouseButtons button, Point mouseLoc)
{
bool flag = false;
ToolStripItemGlyph glyph = g as ToolStripItemGlyph;
ToolStripItem item = glyph.Item;
ISelectionService selectionService = this.GetSelectionService(item);
if (((selectionService != null) && (item.Site != null)) && !this.MouseHandlerPresent(item))
{
if (!selectionService.GetComponentSelected(item))
{
this.PaintInsertionMark(item);
flag = false;
}
if (((button != MouseButtons.Left) || (glyph == null)) || ((glyph.ItemDesigner == null) || glyph.ItemDesigner.IsEditorActive))
{
return(flag);
}
Rectangle empty = Rectangle.Empty;
IDesignerHost service = (IDesignerHost)item.Site.GetService(typeof(IDesignerHost));
if ((item.Placement == ToolStripItemPlacement.Overflow) || ((item.Placement == ToolStripItemPlacement.Main) && !item.IsOnDropDown))
{
ToolStrip mainToolStrip = glyph.ItemDesigner.GetMainToolStrip();
ToolStripDesigner designer = service.GetDesigner(mainToolStrip) as ToolStripDesigner;
if (designer != null)
{
empty = designer.DragBoxFromMouseDown;
}
}
else if (item.IsOnDropDown)
{
ToolStripDropDown owner = item.Owner as ToolStripDropDown;
if (owner != null)
{
ToolStripItem ownerItem = owner.OwnerItem;
ToolStripItemDesigner designer3 = service.GetDesigner(ownerItem) as ToolStripItemDesigner;
if (designer3 != null)
{
empty = designer3.dragBoxFromMouseDown;
}
}
}
if (!(empty != Rectangle.Empty) || empty.Contains(mouseLoc.X, mouseLoc.Y))
{
return(flag);
}
if (this._timer != null)
{
this._timer.Enabled = false;
this._timer.Tick -= new EventHandler(this.OnDoubleClickTimerTick);
this._timer.Dispose();
this._timer = null;
}
try
{
ArrayList dragComponents = new ArrayList();
foreach (IComponent component in selectionService.GetSelectedComponents())
{
ToolStripItem item3 = component as ToolStripItem;
if (item3 != null)
{
dragComponents.Add(item3);
}
}
ToolStripItem primarySelection = selectionService.PrimarySelection as ToolStripItem;
if (primarySelection != null)
{
ToolStrip strip2 = primarySelection.Owner;
ToolStripItemDataObject data = new ToolStripItemDataObject(dragComponents, primarySelection, strip2);
this.DropSource.QueryContinueDrag += new QueryContinueDragEventHandler(this.QueryContinueDrag);
ToolStripDropDownItem item5 = item as ToolStripDropDownItem;
if (item5 != null)
{
ToolStripMenuItemDesigner designer4 = service.GetDesigner(item5) as ToolStripMenuItemDesigner;
if (designer4 != null)
{
designer4.InitializeBodyGlyphsForItems(false, item5);
item5.HideDropDown();
}
}
else if (item.IsOnDropDown && !item.IsOnOverflow)
{
ToolStripDropDown currentParent = item.GetCurrentParent() as ToolStripDropDown;
ToolStripDropDownItem item6 = currentParent.OwnerItem as ToolStripDropDownItem;
selectionService.SetSelectedComponents(new IComponent[] { item6 }, SelectionTypes.Replace);
}
this.DropSource.DoDragDrop(data, DragDropEffects.Move | DragDropEffects.Copy | DragDropEffects.Scroll);
}
}
finally
{
this.DropSource.QueryContinueDrag -= new QueryContinueDragEventHandler(this.QueryContinueDrag);
this.SetParentDesignerValuesForDragDrop(item, false, Point.Empty);
ToolStripDesigner.dragItem = null;
this.dropSource = null;
}
}
return(false);
}
public override void OnDragDrop(Glyph g, DragEventArgs e)
{
ToolStripItem dragItem = ToolStripDesigner.dragItem;
if ((e.Data is ToolStripItemDataObject) && (dragItem != null))
{
ToolStripItemDataObject data = (ToolStripItemDataObject)e.Data;
ToolStripItem primarySelection = data.PrimarySelection;
IDesignerHost host = (IDesignerHost)dragItem.Site.GetService(typeof(IDesignerHost));
if ((dragItem != primarySelection) && (host != null))
{
string str;
ArrayList dragComponents = data.DragComponents;
ToolStrip currentParent = dragItem.GetCurrentParent();
int index = -1;
bool flag = e.Effect == DragDropEffects.Copy;
if (dragComponents.Count == 1)
{
string componentName = TypeDescriptor.GetComponentName(dragComponents[0]);
if ((componentName == null) || (componentName.Length == 0))
{
componentName = dragComponents[0].GetType().Name;
}
str = System.Design.SR.GetString(flag ? "BehaviorServiceCopyControl" : "BehaviorServiceMoveControl", new object[] { componentName });
}
else
{
str = System.Design.SR.GetString(flag ? "BehaviorServiceCopyControls" : "BehaviorServiceMoveControls", new object[] { dragComponents.Count });
}
DesignerTransaction transaction = host.CreateTransaction(str);
try
{
IComponentChangeService service = (IComponentChangeService)dragItem.Site.GetService(typeof(IComponentChangeService));
if (service != null)
{
ToolStripDropDown down = currentParent as ToolStripDropDown;
if (down != null)
{
ToolStripItem ownerItem = down.OwnerItem;
service.OnComponentChanging(ownerItem, TypeDescriptor.GetProperties(ownerItem)["DropDownItems"]);
}
else
{
service.OnComponentChanging(currentParent, TypeDescriptor.GetProperties(currentParent)["Items"]);
}
}
if (flag)
{
if (primarySelection != null)
{
index = dragComponents.IndexOf(primarySelection);
}
ToolStripKeyboardHandlingService keyBoardHandlingService = this.GetKeyBoardHandlingService(primarySelection);
if (keyBoardHandlingService != null)
{
keyBoardHandlingService.CopyInProgress = true;
}
dragComponents = DesignerUtils.CopyDragObjects(dragComponents, dragItem.Site) as ArrayList;
if (keyBoardHandlingService != null)
{
keyBoardHandlingService.CopyInProgress = false;
}
if (index != -1)
{
primarySelection = dragComponents[index] as ToolStripItem;
}
}
if ((e.Effect == DragDropEffects.Move) || flag)
{
ISelectionService selectionService = this.GetSelectionService(dragItem);
if (selectionService != null)
{
if (currentParent is ToolStripOverflow)
{
currentParent = ((ToolStripOverflow)currentParent).OwnerItem.Owner;
}
int num2 = currentParent.Items.IndexOf(ToolStripDesigner.dragItem);
if (num2 != -1)
{
int num3 = 0;
if (primarySelection != null)
{
num3 = currentParent.Items.IndexOf(primarySelection);
}
if ((num3 != -1) && (num2 > num3))
{
num2--;
}
foreach (ToolStripItem item4 in dragComponents)
{
currentParent.Items.Insert(num2, item4);
}
}
selectionService.SetSelectedComponents(new IComponent[] { primarySelection }, SelectionTypes.Click | SelectionTypes.Replace);
}
}
if (service != null)
{
ToolStripDropDown down2 = currentParent as ToolStripDropDown;
if (down2 != null)
{
ToolStripItem component = down2.OwnerItem;
service.OnComponentChanged(component, TypeDescriptor.GetProperties(component)["DropDownItems"], null, null);
}
else
{
service.OnComponentChanged(currentParent, TypeDescriptor.GetProperties(currentParent)["Items"], null, null);
}
if (flag)
{
if (down2 != null)
{
ToolStripItem item6 = down2.OwnerItem;
service.OnComponentChanging(item6, TypeDescriptor.GetProperties(item6)["DropDownItems"]);
service.OnComponentChanged(item6, TypeDescriptor.GetProperties(item6)["DropDownItems"], null, null);
}
else
{
service.OnComponentChanging(currentParent, TypeDescriptor.GetProperties(currentParent)["Items"]);
service.OnComponentChanged(currentParent, TypeDescriptor.GetProperties(currentParent)["Items"], null, null);
}
}
}
foreach (ToolStripItem item7 in dragComponents)
{
if (item7 is ToolStripDropDownItem)
{
ToolStripMenuItemDesigner designer = host.GetDesigner(item7) as ToolStripMenuItemDesigner;
if (designer != null)
{
designer.InitializeDropDown();
}
}
ToolStripDropDown down3 = item7.GetCurrentParent() as ToolStripDropDown;
if ((down3 != null) && !(down3 is ToolStripOverflow))
{
ToolStripDropDownItem item8 = down3.OwnerItem as ToolStripDropDownItem;
if (item8 != null)
{
ToolStripMenuItemDesigner designer2 = host.GetDesigner(item8) as ToolStripMenuItemDesigner;
if (designer2 != null)
{
designer2.InitializeBodyGlyphsForItems(false, item8);
designer2.InitializeBodyGlyphsForItems(true, item8);
}
}
}
}
BehaviorService behaviorService = this.GetBehaviorService(dragItem);
if (behaviorService != null)
{
behaviorService.SyncSelection();
}
}
catch (Exception exception)
{
if (transaction != null)
{
transaction.Cancel();
transaction = null;
}
if (System.Windows.Forms.ClientUtils.IsCriticalException(exception))
{
throw;
}
}
finally
{
if (transaction != null)
{
transaction.Commit();
transaction = null;
}
}
}
}
}
public override bool OnMouseMove(Glyph g, MouseButtons button, Point mouseLoc)
{
bool flag = false;
ToolStripItemGlyph glyph = g as ToolStripItemGlyph;
ToolStripItem item = glyph.Item;
ISelectionService selectionService = this.GetSelectionService(item);
if (((selectionService != null) && (item.Site != null)) && !this.MouseHandlerPresent(item))
{
if (!selectionService.GetComponentSelected(item))
{
this.PaintInsertionMark(item);
flag = false;
}
if (((button != MouseButtons.Left) || (glyph == null)) || ((glyph.ItemDesigner == null) || glyph.ItemDesigner.IsEditorActive))
{
return flag;
}
Rectangle empty = Rectangle.Empty;
IDesignerHost service = (IDesignerHost) item.Site.GetService(typeof(IDesignerHost));
if ((item.Placement == ToolStripItemPlacement.Overflow) || ((item.Placement == ToolStripItemPlacement.Main) && !item.IsOnDropDown))
{
ToolStrip mainToolStrip = glyph.ItemDesigner.GetMainToolStrip();
ToolStripDesigner designer = service.GetDesigner(mainToolStrip) as ToolStripDesigner;
if (designer != null)
{
empty = designer.DragBoxFromMouseDown;
}
}
else if (item.IsOnDropDown)
{
ToolStripDropDown owner = item.Owner as ToolStripDropDown;
if (owner != null)
{
ToolStripItem ownerItem = owner.OwnerItem;
ToolStripItemDesigner designer3 = service.GetDesigner(ownerItem) as ToolStripItemDesigner;
if (designer3 != null)
{
empty = designer3.dragBoxFromMouseDown;
}
}
}
if (!(empty != Rectangle.Empty) || empty.Contains(mouseLoc.X, mouseLoc.Y))
{
return flag;
}
if (this._timer != null)
{
this._timer.Enabled = false;
this._timer.Tick -= new EventHandler(this.OnDoubleClickTimerTick);
this._timer.Dispose();
this._timer = null;
}
try
{
ArrayList dragComponents = new ArrayList();
foreach (IComponent component in selectionService.GetSelectedComponents())
{
ToolStripItem item3 = component as ToolStripItem;
if (item3 != null)
{
dragComponents.Add(item3);
}
}
ToolStripItem primarySelection = selectionService.PrimarySelection as ToolStripItem;
if (primarySelection != null)
{
ToolStrip strip2 = primarySelection.Owner;
ToolStripItemDataObject data = new ToolStripItemDataObject(dragComponents, primarySelection, strip2);
this.DropSource.QueryContinueDrag += new QueryContinueDragEventHandler(this.QueryContinueDrag);
ToolStripDropDownItem item5 = item as ToolStripDropDownItem;
if (item5 != null)
{
ToolStripMenuItemDesigner designer4 = service.GetDesigner(item5) as ToolStripMenuItemDesigner;
if (designer4 != null)
{
designer4.InitializeBodyGlyphsForItems(false, item5);
item5.HideDropDown();
}
}
else if (item.IsOnDropDown && !item.IsOnOverflow)
{
ToolStripDropDown currentParent = item.GetCurrentParent() as ToolStripDropDown;
ToolStripDropDownItem item6 = currentParent.OwnerItem as ToolStripDropDownItem;
selectionService.SetSelectedComponents(new IComponent[] { item6 }, SelectionTypes.Replace);
}
this.DropSource.DoDragDrop(data, DragDropEffects.Move | DragDropEffects.Copy | DragDropEffects.Scroll);
}
}
finally
{
this.DropSource.QueryContinueDrag -= new QueryContinueDragEventHandler(this.QueryContinueDrag);
this.SetParentDesignerValuesForDragDrop(item, false, Point.Empty);
ToolStripDesigner.dragItem = null;
this.dropSource = null;
}
}
return false;
}