private void RemoveCommand(EntityDesignerCommand command)
{
var commandID = GetCommandID(command);
if (commandID != null)
{
if (PackageManager.Package.CommandSet.RemoveCommand(commandID))
{
_commands2ids.Remove(command);
var indexToRemove = commandID.ID;
Debug.Assert(indexToRemove >= 0, "The index to remove is less than zero");
if (indexToRemove >= 0)
{
_intIds2commands.Remove(indexToRemove);
// Add the Id of the command we remove to the free list, so that we can fill the command Id gaps
// when we next load a dynamic command. The list differs for a refactoring command since
// those commands live in a different Command ID range.
var freeList = _commandIdFreeList;
if (command.IsRefactoringCommand)
{
freeList = _refactoringCommandIdFreeList;
}
freeList.Add(indexToRemove);
freeList.Sort();
}
}
}
}
private bool AddEnableLayerCommand(
IEntityDesignerLayer layer, bool isAlreadyEnabled, out EntityDesignerCommand entityDesignerCommand)
{
var menuItemText = GetEnableLayerCommandText(layer.Name, isAlreadyEnabled);
entityDesignerCommand = new EntityDesignerCommand(menuItemText, (xel, dv, ss, pc, iss) => { ToggleLayerEnabled(layer, xel); });
return(AddCommand(entityDesignerCommand));
}
private bool AddCommand(EntityDesignerCommand command)
{
var usingIdFromFreeList = false;
int newCommandId;
// If this is a refactoring command, we have a separate
// free list and counter to keep track of it since it
// lives in a separate command ID range.
var currentCommandId = _currentCommandId;
var freeList = _commandIdFreeList;
if (command.IsRefactoringCommand)
{
freeList = _refactoringCommandIdFreeList;
currentCommandId = _currentRefactoringCommandId;
}
if (freeList.Count > 0)
{
// _commandIdFreeList is tracking gaps in our command IDs, so use these instead of incrementing the current Id counter
// if available.
newCommandId = freeList[0];
usingIdFromFreeList = true;
}
else
{
newCommandId = currentCommandId;
}
var commandId = new CommandID(PackageConstants.guidEscherCmdSet, newCommandId);
DynamicStatusMenuCommand menuCommand;
if (PackageManager.Package.CommandSet.AddCommand(commandId, command, out menuCommand))
{
// If we are attempting to use an id from the free list then we should
// remove it from the free list if we've successfully added the command, or
// just increment our current counter. This is different for refactoring commands
// since refactoring commands live in a separate command ID range.
if (command.IsRefactoringCommand)
{
if (usingIdFromFreeList)
{
_refactoringCommandIdFreeList.RemoveAt(0);
}
else
{
_currentRefactoringCommandId = newCommandId + 1;
}
}
else
{
if (usingIdFromFreeList)
{
_commandIdFreeList.RemoveAt(0);
}
else
{
_currentCommandId = newCommandId + 1;
}
}
_commands2ids.Add(command, commandId);
_intIds2commands.Add(commandId.ID, command);
return(true);
}
return(false);
}
private CommandID GetCommandID(EntityDesignerCommand command)
{
return(_commands2ids.Where(kvp => kvp.Key.Equals(command)).Select(kvp => kvp.Value).FirstOrDefault());
}