private static void RegisterCommandInGroup(IRevertableCommand revertableCommand, string commandGroup)
{
if (groupedCommands.ContainsKey(commandGroup) == false)
{
groupedCommands.Add(commandGroup, new List <IRevertableCommand>());
}
groupedCommands[commandGroup].Add(revertableCommand);
}
private static bool UndoCommand(IRevertableCommand revertableCommand)
{
try
{
revertableCommand.Undo();
}
catch (Exception e)
{
logger.Error("Can't undo the command.", e);
Panic();
return(false);
}
return(true);
}
private static bool UndoCommand(IRevertableCommand revertableCommand)
{
try
{
revertableCommand.Undo();
}
catch (Exception e)
{
Debug.LogErrorFormat("Can't undo the command.\n{0}", e);
Panic();
return(false);
}
return(true);
}
/// <summary>
/// Registers <paramref name="revertableCommand"/> and executes it.
/// </summary>
/// <remarks>
/// If <typeparamref name="commandGroup"/> is empty, <paramref name="revertableCommand"/> will be added to the main stack, otherwise,
/// it will remind in a group called as <typeparamref name="commandGroup"/> content until <seealso cref="CollapseUndoOperations"/> is called.
/// </remarks>
public static void Do(IRevertableCommand revertableCommand, string commandGroup = "")
{
if (revertableCommand == null)
{
logger.Error("Command can't be null, ignoring.");
return;
}
if (string.IsNullOrEmpty(commandGroup))
{
RegisterCommand(revertableCommand);
}
else
{
RegisterCommandInGroup(revertableCommand, commandGroup);
}
DoCommand(revertableCommand);
}
private static void RegisterCommand(IRevertableCommand revertableCommand)
{
if (serialized == null)
{
FlushStack();
}
UnityEditor.Undo.IncrementCurrentGroup();
UnityEditor.Undo.RecordObject(serialized, "");
// Flush outdated.
if (commands.Count > commandIndex)
{
commands.RemoveRange(commandIndex, commands.Count - commandIndex);
}
commands.Add(revertableCommand);
commandIndex++;
serialized.CommandIndex = commandIndex;
}