winscp/core/NamedObjs.cpp

//---------------------------------------------------------------------------
#include <vcl.h>
#pragma hdrstop

#include "NamedObjs.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
//---------------------------------------------------------------------------
int __fastcall NamedObjectSortProc(void * Item1, void * Item2)
{
  bool HasPrefix1 = TNamedObjectList::IsHidden((TNamedObject *)Item1);
  bool HasPrefix2 = TNamedObjectList::IsHidden((TNamedObject *)Item2);
  if (HasPrefix1 && !HasPrefix2) return -1;
    else
  if (!HasPrefix1 && HasPrefix2) return 1;
    else
  return AnsiCompareStr(((TNamedObject *)Item1)->Name, ((TNamedObject *)Item2)->Name);
}
//--- TNamedObject ----------------------------------------------------------
Integer __fastcall TNamedObject::CompareName(AnsiString aName,
  Boolean CaseSensitive)
{
  if (CaseSensitive)
    return Name.AnsiCompare(aName);
  else
    return Name.AnsiCompareIC(aName);
}
//---------------------------------------------------------------------------
void __fastcall TNamedObject::MakeUniqueIn(TNamedObjectList * List)
{
  // This object can't be item of list, it would create infinite loop
  if (List && (List->IndexOf(this) == -1))
    while (List->FindByName(Name))
    {
      Integer N = 0, P;
      // If name already contains number parenthesis remove it (and remember it)
      if ((Name[Name.Length()] == ')') && ((P = Name.LastDelimiter('(')) > 0))
        try {
          N = StrToInt(Name.SubString(P + 1, Name.Length() - P - 1));
          Name.Delete(P, Name.Length() - P + 1);
          Name = Name.TrimRight();
        } catch (Exception &E) { N = 0; };
      Name += " (" + IntToStr(N+1) + ")";
    }
}
//--- TNamedObjectList ------------------------------------------------------
const AnsiString TNamedObjectList::HiddenPrefix = "_!_";
//---------------------------------------------------------------------------
bool __fastcall TNamedObjectList::IsHidden(TNamedObject * Object)
{
  return (Object->Name.SubString(1, HiddenPrefix.Length()) == HiddenPrefix);
}
//---------------------------------------------------------------------------
__fastcall TNamedObjectList::TNamedObjectList():
  TObjectList()
{
  AutoSort = True;
}
//---------------------------------------------------------------------------
TNamedObject * __fastcall TNamedObjectList::AtObject(Integer Index)
{
  return (TNamedObject *)Items[Index+HiddenCount];
}
//---------------------------------------------------------------------------
void __fastcall TNamedObjectList::Recount()
{
  int i = 0;
  while ((i < TObjectList::Count) && IsHidden((TNamedObject *)Items[i])) i++;
  FHiddenCount = i;
}
//---------------------------------------------------------------------------
void __fastcall TNamedObjectList::AlphaSort()
{
  Sort(NamedObjectSortProc);
}
//---------------------------------------------------------------------------
void __fastcall TNamedObjectList::Notify(void *Ptr, TListNotification Action)
{
  TObjectList::Notify(Ptr, Action);
  if (AutoSort && (Action == lnAdded)) AlphaSort();
  Recount();
}
//---------------------------------------------------------------------------
TNamedObject * __fastcall TNamedObjectList::FindByName(AnsiString Name,
  Boolean CaseSensitive)
{
  for (Integer Index = 0; Index < TObjectList::Count; Index++)
    if (!((TNamedObject *)Items[Index])->CompareName(Name, CaseSensitive))
      return (TNamedObject *)Items[Index];
  return NULL;
}
//---------------------------------------------------------------------------
void __fastcall TNamedObjectList::SetCount(int value)
{
  TObjectList::SetCount(value/*+HiddenCount*/);
}
//---------------------------------------------------------------------------
int __fastcall TNamedObjectList::GetCount()
{
  return TObjectList::Count - HiddenCount;  
}