You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

67 lines
1.4 KiB

// Windows/Control/ComboBox.cpp
#include "StdAfx.h"
#ifndef _UNICODE
#include "../../Common/StringConvert.h"
#endif
#include "ComboBox.h"
#ifndef _UNICODE
extern bool g_IsNT;
#endif
namespace NWindows {
namespace NControl {
LRESULT CComboBox::GetLBText(int index, CSysString &s)
{
s.Empty();
LRESULT len = GetLBTextLen(index); // length, excluding the terminating null character
if (len == CB_ERR)
return len;
LRESULT len2 = GetLBText(index, s.GetBuf((unsigned)len));
if (len2 == CB_ERR)
return len;
if (len > len2)
len = len2;
s.ReleaseBuf_CalcLen((unsigned)len);
return len;
}
#ifndef _UNICODE
LRESULT CComboBox::AddString(LPCWSTR s)
{
if (g_IsNT)
return SendMsgW(CB_ADDSTRING, 0, (LPARAM)s);
return AddString(GetSystemString(s));
}
LRESULT CComboBox::GetLBText(int index, UString &s)
{
s.Empty();
if (g_IsNT)
{
LRESULT len = SendMsgW(CB_GETLBTEXTLEN, index, 0);
if (len == CB_ERR)
return len;
LRESULT len2 = SendMsgW(CB_GETLBTEXT, index, (LPARAM)s.GetBuf((unsigned)len));
if (len2 == CB_ERR)
return len;
if (len > len2)
len = len2;
s.ReleaseBuf_CalcLen((unsigned)len);
return len;
}
AString sa;
LRESULT len = GetLBText(index, sa);
if (len == CB_ERR)
return len;
s = GetUnicodeString(sa);
return s.Len();
}
#endif
}}