public UndoMgr(ProjectMainForm owner, TabMgr.TabId id)
{
m_owner = owner;
m_id = id;
m_history = new List <UndoAction>();
m_nCurrent = -1;
}
public void RemoveRange(TabMgr.TabId id, int nStart, int nCount)
{
ListBox lb = GetListbox(id);
for (int i = 0; i < nCount; i++)
{
lb.Items.RemoveAt(nStart);
}
}
public void SetCurrent(TabMgr.TabId id, int nIndex)
{
ListBox lb = GetListbox(id);
if (nIndex >= lb.Items.Count)
{
return;
}
lb.SelectedIndex = nIndex;
}
/// <summary>
/// Get the listbox associated with the given tab id.
/// </summary>
/// <param name="id"></param>
/// <returns></returns>
private ListBox GetListbox(TabMgr.TabId id)
{
switch (id)
{
case TabMgr.TabId.Sprites:
return(lbSprites);
case TabMgr.TabId.BackgroundMaps:
return(lbBackgroundMaps);
case TabMgr.TabId.BackgroundImages:
return(lbBackgroundImages);
}
return(null);
}
public void Remove(TabMgr.TabId id, int nIndex)
{
ListBox lb = GetListbox(id);
lb.Items.RemoveAt(nIndex);
}
public void Add(TabMgr.TabId id, UndoAction action)
{
ListBox lb = GetListbox(id);
lb.Items.Add(action.Description);
}
public void SetCurrentUndo(TabMgr.TabId id, int nCurrent)
{
m_undoHistory.SetCurrent(id, nCurrent);
}
/// <summary>
/// Remove a range of undo actions.
/// </summary>
/// <param name="id"></param>
/// <param name="nStart">Index of the first undo action to remove</param>
/// <param name="nCount">Number of undo actions to remove</param>
public void RemoveUndoRange(TabMgr.TabId id, int nStart, int nCount)
{
m_undoHistory.RemoveRange(id, nStart, nCount);
}
public void RemoveUndo(TabMgr.TabId id, int nIndex)
{
m_undoHistory.Remove(id, nIndex);
}
public void AddUndo(TabMgr.TabId id, UndoAction action)
{
m_undoHistory.Add(id, action);
}
public TabMgr GetTab(TabMgr.TabId id)
{
return(m_tabs[(int)id]);
}
public UndoMgr(ProjectMainForm owner, TabMgr.TabId id)
{
m_owner = owner;
m_id = id;
m_history = new List<UndoAction>();
m_nCurrent = -1;
}