listview.cpp

/*
    WASTE - listview.cpp (Class for management of Windows listviews)
    Copyright (C) 2003 Nullsoft, Inc.

    WASTE is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    WASTE  is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with WASTE; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

#include "platform.h"
#include "listview.h"

#ifdef _WIN32
void W_ListView::AddCol(char *text, int w)
{
  LVCOLUMN lvc={0,};
  lvc.mask = LVCF_TEXT|LVCF_WIDTH;
  lvc.pszText = text;
  if (w) lvc.cx=w;
  ListView_InsertColumn(m_hwnd, m_col, &lvc);
  m_col++;
}

int W_ListView::GetColumnWidth(int col)
{
  if (col < 0 || col >= m_col) return 0;
  return ListView_GetColumnWidth(m_hwnd,col);
}


int W_ListView::GetParam(int p)
{
  LVITEM lvi;
  lvi.mask = LVIF_PARAM;
  lvi.iItem = p;
  ListView_GetItem(m_hwnd, &lvi);
  return lvi.lParam;
}

int W_ListView::InsertItem(int p, char *text, int param)
{
  LVITEM lvi={0,};
  lvi.mask = LVIF_TEXT | LVIF_PARAM;
  lvi.iItem = p;
  lvi.pszText = text;
  lvi.cchTextMax=strlen(text);
  lvi.lParam = param;
  return ListView_InsertItem(m_hwnd, &lvi);
}

int W_ListView::InsertItemSorted(char *text, int param, char *sorttext)
{
  int l=GetCount();
  int x;
  for (x = 0; x < l; x ++)
  {
    char thetext[512];
    GetText(x,m_sort_col,thetext,sizeof(thetext));
    if (_docompare(sorttext,thetext)<0)
    {
      break;
    }
  }
  return InsertItem(x,text,param);
}

void W_ListView::SetItemText(int p, int si, char *text)
{
  LVITEM lvi={0,};
  lvi.iItem = p;
  lvi.iSubItem = si;
  lvi.mask = LVIF_TEXT;
  lvi.pszText = text;
  lvi.cchTextMax = strlen(text);
  ListView_SetItem(m_hwnd, &lvi);
}

void W_ListView::SetItemParam(int p, int param)
{
  LVITEM lvi={0,};
  lvi.iItem = p;
  lvi.mask=LVIF_PARAM;
  lvi.lParam=param;
  ListView_SetItem(m_hwnd, &lvi);
}

int W_ListView::_docompare(char *s1, char *s2)
{
  if (m_sort_type)
  {
    int r=(atoi(s1)-atoi(s2));
    if (m_sort_dir==-1) return -r;
    return r;
  }
  int r=stricmp(s1,s2);
  if (m_sort_dir==-1) return -r;
  return r;
}

int CALLBACK W_ListView::sortfunc(LPARAM lParam1, LPARAM lParam2, LPARAM lParamSort)
{
  W_ListView *_this=(W_ListView *)lParamSort;
  int idx1,idx2;
  char text1[128],text2[128];
  idx1=_this->FindItemByParam(lParam1);
  idx2=_this->FindItemByParam(lParam2);
  if (idx1==-1) return _this->m_sort_dir;
  if (idx2==-1) return -_this->m_sort_dir;
  _this->GetText(idx1,_this->m_sort_col,text1,sizeof(text1));
  _this->GetText(idx2,_this->m_sort_col,text2,sizeof(text2));
  text1[127]=text2[127]=0;
  return _this->_docompare(text1,text2); 
}

void W_ListView::Resort(void)
{
  ListView_SortItems(m_hwnd,sortfunc,(LPARAM)this);
}

#endif//_WIN32