private void viewMenuItem_DropDown_Closing(object sender, ToolStripDropDownClosingEventArgs e)
{
if (e.CloseReason != ToolStripDropDownCloseReason.ItemClicked)
{
return;
}
ToolStripDropDownMenu menu = sender as ToolStripDropDownMenu;
ToolStripItem viewItem = menu != null?menu.GetItemAt(menu.PointToClient(Cursor.Position)) : null;
if (viewItem == null)
{
return;
}
IMenuModelItem modelItem = this.GetModelItem(viewItem);
if (modelItem == null)
{
return;
}
if (modelItem.Checkable)
{
e.Cancel = true;
}
}
protected virtual void UpdateItemProperties(IMenuModelItem modelItem, ToolStripItem viewItem)
{
bool wasVisible = viewItem.Available;
viewItem.Tag = modelItem.Tag;
viewItem.Image = modelItem.Icon;
viewItem.Name = modelItem.Name;
viewItem.Text = modelItem.Name;
viewItem.Available = modelItem.Visible && (modelItem.TypeHint != MenuItemTypeHint.Separator || this.visibleSeparators.Contains(viewItem));
viewItem.Enabled = modelItem.Enabled;
ToolStripMenuItem viewMenuItem = viewItem as ToolStripMenuItem;
if (viewMenuItem != null)
{
viewMenuItem.ShortcutKeys = modelItem.ShortcutKeys;
viewMenuItem.CheckOnClick = modelItem.Checkable;
viewMenuItem.Checked = modelItem.Checked;
}
if (wasVisible != viewItem.Available)
{
this.UpdateSeparatorVisibility(this.GetTargetViewItemCollection(modelItem));
}
}
private void RaiseItemRemoved(IMenuModelItem modelItem, ToolStripItem viewItem)
{
if (this.ItemRemoved != null)
{
this.ItemRemoved(this, new MenuStripMenuViewItemEventArgs(modelItem, viewItem, this));
}
}
protected virtual ToolStripItem CreateViewItem(IMenuModelItem modelItem)
{
switch (modelItem.TypeHint)
{
default:
case MenuItemTypeHint.Item: return(new ToolStripMenuItem());
case MenuItemTypeHint.Separator: return(new ToolStripSeparator());
}
}
public ToolStripItem GetViewItem(IMenuModelItem modelItem)
{
ToolStripItem viewItem;
if (this.viewItems.TryGetValue(modelItem, out viewItem))
{
return(viewItem);
}
else
{
return(null);
}
}
private void viewMenuItem_Click(object sender, EventArgs e)
{
ToolStripItem viewItem = sender as ToolStripItem;
if (viewItem == null)
{
return;
}
IMenuModelItem modelItem = this.GetModelItem(viewItem);
if (modelItem != null)
{
modelItem.RaisePerformAction();
}
}
private void viewMenuItem_CheckedChanged(object sender, EventArgs e)
{
ToolStripMenuItem viewItem = sender as ToolStripMenuItem;
if (viewItem == null)
{
return;
}
IMenuModelItem modelItem = this.GetModelItem(viewItem);
if (modelItem != null)
{
modelItem.Checked = viewItem.Checked;
}
}
private void UpdateSeparatorVisibility(ToolStripItemCollection parentCollection)
{
this.visibleSeparators.Clear();
bool separatorStreak = false;
bool isFirstVisibleItem = true;
int lastSeparatorIndex = -1;
for (int i = 0; i < parentCollection.Count; i++)
{
ToolStripItem viewItem = parentCollection[i];
IMenuModelItem modelItem = this.GetModelItem(viewItem);
if (!modelItem.Visible)
{
continue;
}
bool isSeparator = modelItem.TypeHint == MenuItemTypeHint.Separator;
if (isSeparator)
{
viewItem.Available = false;
separatorStreak = true;
lastSeparatorIndex = i;
}
else if (separatorStreak && !isFirstVisibleItem)
{
ToolStripItem lastViewItem = parentCollection[lastSeparatorIndex];
IMenuModelItem lastModelItem = this.GetModelItem(lastViewItem);
lastViewItem.Available = lastModelItem.Visible;
this.visibleSeparators.Add(lastViewItem);
}
if (!isSeparator)
{
isFirstVisibleItem = false;
separatorStreak = false;
}
}
}
private void InsertViewItem(ToolStripItemCollection parentCollection, ToolStripItem viewItem, IMenuModelItem modelItem)
{
ToolStripMenuItem viewMenuItem = viewItem as ToolStripMenuItem;
// Determine where to insert the item
int insertIndex = parentCollection.Count;
for (int i = 0; i < parentCollection.Count; i++)
{
IMenuModelItem item = this.GetModelItem(parentCollection[i]);
if (comparison(item, modelItem) > 0)
{
insertIndex = i;
break;
}
}
// Insert the item
if (insertIndex < parentCollection.Count)
{
parentCollection.Insert(insertIndex, viewItem);
}
else
{
parentCollection.Add(viewItem);
}
this.viewItems.Add(modelItem, viewItem);
viewItem.Click += this.viewMenuItem_Click;
if (viewMenuItem != null)
{
viewMenuItem.CheckedChanged += this.viewMenuItem_CheckedChanged;
viewMenuItem.DropDown.Closing += this.viewMenuItem_DropDown_Closing;
}
this.UpdateSeparatorVisibility(parentCollection);
this.RaiseItemInserted(modelItem, viewItem);
}
private ToolStripItemCollection GetTargetViewItemCollection(IMenuModelItem modelItem)
{
if (modelItem.Parent == null)
{
return(this.target);
}
ToolStripItem viewItemParent;
if (!this.viewItems.TryGetValue(modelItem.Parent, out viewItemParent))
{
return(this.target);
}
ToolStripMenuItem viewMenuItem = viewItemParent as ToolStripMenuItem;
if (viewMenuItem == null)
{
return(this.target);
}
return(viewMenuItem.DropDownItems);
}
private int ContextMenuItemComparison(IMenuModelItem itemA, IMenuModelItem itemB)
{
int result;
// SortValue overrides all
result = itemA.SortValue - itemB.SortValue;
if (result != 0) return result;
// Don't sort any further unless within the new menu
bool isInNewMenu = false;
IMenuModelItem item = itemA;
while (item != null)
{
if (item == this.nodeContextItemNew)
{
isInNewMenu = true;
break;
}
item = item.Parent;
}
if (!isInNewMenu) return 0;
CreateContextEntryTag createEntryA = itemA.Tag as CreateContextEntryTag;
CreateContextEntryTag createEntryB = itemB.Tag as CreateContextEntryTag;
// Duality-internal Types first
result =
((createEntryB != null && createEntryB.IsDualityType) ? 1 : 0) -
((createEntryA != null && createEntryA.IsDualityType) ? 1 : 0);
if (result != 0) return result;
// Type entries first
result =
((createEntryB != null && createEntryB.TypeId != null) ? 1 : 0) -
((createEntryA != null && createEntryA.TypeId != null) ? 1 : 0);
if (result != 0) return result;
// Sort by Item Name
result = string.Compare(itemA.Name, itemB.Name);
return result;
}
private void OnMenuItemClicked(object sender, EventArgs e)
{
IMenuModelItem modelItem = sender as IMenuModelItem;
Console.WriteLine(string.Format(modelItem.Checkable ? "Sender: {0}, Checked: {1}" : "Sender: {0}", modelItem.Name, modelItem.Checked));
}
public MenuStripMenuViewItemEventArgs(IMenuModelItem modelItem, ToolStripItem viewItem, MenuStripMenuView view) : base(view)
{
this.modelItem = modelItem;
this.viewItem = viewItem;
}
public MenuStripMenuViewItemEventArgs(IMenuModelItem modelItem, ToolStripItem viewItem, MenuStripMenuView view)
: base(view)
{
this.modelItem = modelItem;
this.viewItem = viewItem;
}
private static int DefaultItemComparison(IMenuModelItem itemA, IMenuModelItem itemB)
{
return(itemA.SortValue - itemB.SortValue);
}
private void RemoveViewItem(ToolStripItemCollection parentCollection, ToolStripItem viewItem, IMenuModelItem modelItem)
{
ToolStripMenuItem viewMenuItem = viewItem as ToolStripMenuItem;
parentCollection.Remove(viewItem);
this.viewItems.Remove(modelItem);
viewItem.Click -= this.viewMenuItem_Click;
if (viewMenuItem != null)
{
viewMenuItem.CheckedChanged -= this.viewMenuItem_CheckedChanged;
viewMenuItem.DropDown.Closing -= this.viewMenuItem_DropDown_Closing;
}
this.UpdateSeparatorVisibility(parentCollection);
this.RaiseItemRemoved(modelItem, viewItem);
}
