Ejemplo n.º 1
0
int GetWindowTextUTF8(HWND hWnd, LPTSTR lpString, int nMaxCount)
{
  if (!lpString) return 0;
  if (nMaxCount>0 AND_IS_NOT_WIN9X)
  {
    int alloc_size=nMaxCount;

    // prevent large values of nMaxCount from allocating memory unless the underlying text is big too
    if (alloc_size > 512)  
    {
      int l=GetWindowTextLengthW(hWnd);
      if (l>=0 && l < 512) alloc_size=1000;
    }

    {
      WIDETOMB_ALLOC(wbuf, alloc_size);
      if (wbuf)
      {
        GetWindowTextW(hWnd,wbuf,(int) (wbuf_size/sizeof(WCHAR)));

        if (!WideCharToMultiByte(CP_UTF8,0,wbuf,-1,lpString,nMaxCount,NULL,NULL) && GetLastError()==ERROR_INSUFFICIENT_BUFFER)
          lpString[nMaxCount-1]=0;

        WIDETOMB_FREE(wbuf);

        return (int)strlen(lpString);
      }
    }
  }
  return GetWindowTextA(hWnd,lpString,nMaxCount);
}
Ejemplo n.º 2
0
static LRESULT WINAPI cb_newProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
  WNDPROC oldproc = (WNDPROC)GetProp(hwnd,WDL_UTF8_OLDPROCPROP);
  if (!oldproc) return 0;

  if (msg==WM_NCDESTROY)
  {
    SetWindowLongPtr(hwnd, GWLP_WNDPROC,(INT_PTR)oldproc);
    RemoveProp(hwnd,WDL_UTF8_OLDPROCPROP);
    RemoveProp(hwnd,WDL_UTF8_OLDPROCPROP "W");
  }
  else if (msg == CB_ADDSTRING || msg == CB_INSERTSTRING || msg == LB_ADDSTRING || msg == LB_INSERTSTRING)
  {
    char *str=(char*)lParam;
    if (lParam && WDL_HasUTF8(str))
    {
      MBTOWIDE(wbuf,str);
      if (wbuf_ok)
      {
        WNDPROC oldprocW = (WNDPROC)GetProp(hwnd,WDL_UTF8_OLDPROCPROP "W");
        LRESULT rv=CallWindowProcW(oldprocW ? oldprocW : oldproc,hwnd,msg,wParam,(LPARAM)wbuf);
        MBTOWIDE_FREE(wbuf);
        return rv;
      }

      MBTOWIDE_FREE(wbuf);
    }
  }
  else if (msg == CB_GETLBTEXT && lParam)
  {
    WNDPROC oldprocW = (WNDPROC)GetProp(hwnd,WDL_UTF8_OLDPROCPROP "W");
    LRESULT l = CallWindowProcW(oldprocW ? oldprocW : oldproc,hwnd,CB_GETLBTEXTLEN,wParam,0);
    
    if (l != CB_ERR)
    {
      WIDETOMB_ALLOC(tmp,l+1);
      if (tmp)
      {
        LRESULT rv=CallWindowProcW(oldprocW ? oldprocW : oldproc,hwnd,msg,wParam,(LPARAM)tmp)+1;
        if (rv>=0)
        {
          *(char *)lParam=0;
          rv=WideCharToMultiByte(CP_UTF8,0,tmp,-1,(char *)lParam,((int)l+1)*3 + 32,NULL,NULL);
          if (rv>0) rv--;
        }
        WIDETOMB_FREE(tmp);

        return rv;
      }
    }
  }
  else if (msg == CB_GETLBTEXTLEN)
  {
    WNDPROC oldprocW = (WNDPROC)GetProp(hwnd,WDL_UTF8_OLDPROCPROP "W");
    return CallWindowProcW(oldprocW ? oldprocW : oldproc,hwnd,msg,wParam,lParam) * 3 + 32; // make sure caller allocates a lot extra
  }

  return CallWindowProc(oldproc,hwnd,msg,wParam,lParam);
}
Ejemplo n.º 3
0
int GetKeyNameTextUTF8(LONG lParam, LPTSTR lpString, int nMaxCount)
{
  if (!lpString) return 0;
  if (nMaxCount>0 AND_IS_NOT_WIN9X)
  {
    WIDETOMB_ALLOC(wbuf, nMaxCount);
    if (wbuf)
    {
      GetKeyNameTextW(lParam,wbuf,(int) (wbuf_size/sizeof(WCHAR)));

      if (!WideCharToMultiByte(CP_UTF8,0,wbuf,-1,lpString,nMaxCount,NULL,NULL) && GetLastError()==ERROR_INSUFFICIENT_BUFFER)
        lpString[nMaxCount-1]=0;
      WIDETOMB_FREE(wbuf);

      return (int)strlen(lpString);
    }
  }
  return GetKeyNameTextA(lParam,lpString,nMaxCount);
}
Ejemplo n.º 4
0
BOOL SHGetPathFromIDListUTF8(const struct _ITEMIDLIST *pidl, LPSTR pszPath, int pszPathLen)
{
  if (pszPath AND_IS_NOT_WIN9X)
  {
    const int alloc_sz = pszPathLen < 4096 ? 4096 : pszPathLen;
    WIDETOMB_ALLOC(wfn,alloc_sz);
    if (wfn)
    {
      BOOL b = FALSE;
      if (SHGetPathFromIDListW(pidl,wfn))
      {
        b = WideCharToMultiByte(CP_UTF8,0,wfn,-1,pszPath,pszPathLen,NULL,NULL) > 0;
      }
      WIDETOMB_FREE(wfn);
      return b;
    }
  }
  return SHGetPathFromIDListA(pidl,pszPath);
}
Ejemplo n.º 5
0
UINT DragQueryFileUTF8(HDROP hDrop, UINT idx, char *buf, UINT bufsz)
{
  if (buf && bufsz && idx!=-1 AND_IS_NOT_WIN9X)
  {
    const UINT reqsz = DragQueryFileW(hDrop,idx,NULL,0);
    WIDETOMB_ALLOC(wbuf, reqsz+32);
    if (wbuf)
    {
      UINT rv=DragQueryFileW(hDrop,idx,wbuf,(int)(wbuf_size/sizeof(WCHAR)));
      if (rv)
      {
        if (!WideCharToMultiByte(CP_UTF8,0,wbuf,-1,buf,bufsz,NULL,NULL) && GetLastError()==ERROR_INSUFFICIENT_BUFFER)
          buf[bufsz-1]=0;
      }
      WIDETOMB_FREE(wbuf);
      return rv;
    }
  }
  return DragQueryFileA(hDrop,idx,buf,bufsz);
}
Ejemplo n.º 6
0
int DragQueryFileUTF8(HDROP hDrop, int idx, char *buf, int bufsz)
{
  if (buf && bufsz && idx!=-1 && GetVersion()< 0x80000000)
  {
    int reqsz = DragQueryFileW(hDrop,idx,NULL,0)+32;
    WIDETOMB_ALLOC(wbuf, reqsz);
    if (wbuf)
    {
      int rv=DragQueryFileW(hDrop,idx,wbuf,wbuf_size/sizeof(WCHAR));
      if (rv)
      {
        if (!WideCharToMultiByte(CP_UTF8,0,wbuf,-1,buf,bufsz,NULL,NULL) && GetLastError()==ERROR_INSUFFICIENT_BUFFER)
          buf[bufsz-1]=0;
      }
      WIDETOMB_FREE(wbuf);
      return rv;
    }
  }
  return DragQueryFileA(hDrop,idx,buf,bufsz);
}
Ejemplo n.º 7
0
BOOL GetMenuItemInfoUTF8( HMENU hMenu,UINT uItem, BOOL fByPosition, LPMENUITEMINFO lpmii)
{
  if (!lpmii) return FALSE;
  if ((lpmii->fMask & MIIM_TYPE) && lpmii->dwTypeData && lpmii->cch AND_IS_NOT_WIN9X)
  {
    MENUITEMINFOW tmp = *(MENUITEMINFOW*)lpmii;
    WIDETOMB_ALLOC(wbuf,lpmii->cch);

    if (wbuf)
    {
      BOOL rv;
      char *otd=lpmii->dwTypeData;
      int osz=lpmii->cbSize;
      tmp.cbSize=sizeof(tmp);
      tmp.dwTypeData = wbuf;
      tmp.cch = (UINT)(wbuf_size/sizeof(WCHAR));
      rv=GetMenuItemInfoW(hMenu,uItem,fByPosition,&tmp);

      if (rv && (tmp.fType&(MFT_SEPARATOR|MFT_STRING|MFT_BITMAP)) == MFT_STRING)
      {
        if (!WideCharToMultiByte(CP_UTF8,0,wbuf,-1,lpmii->dwTypeData,lpmii->cch,NULL,NULL) && GetLastError()==ERROR_INSUFFICIENT_BUFFER)
        {
          lpmii->dwTypeData[lpmii->cch-1]=0;
        }

        *lpmii = *(MENUITEMINFO*)&tmp; // copy results
        lpmii->cbSize=osz; // restore old stuff
        lpmii->dwTypeData = otd;
      }
      else rv=0;

      WIDETOMB_FREE(wbuf);
      if (rv)return rv;
    }
  }
  return GetMenuItemInfoA(hMenu,uItem,fByPosition,lpmii);
}
Ejemplo n.º 8
0
static LRESULT WINAPI tv_newProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
  WNDPROC oldproc = (WNDPROC)GetProp(hwnd,WDL_UTF8_OLDPROCPROP);
  if (!oldproc) return 0;

  if (msg==WM_NCDESTROY)
  {
    SetWindowLongPtr(hwnd, GWLP_WNDPROC,(INT_PTR)oldproc);
    RemoveProp(hwnd,WDL_UTF8_OLDPROCPROP);
  }
  else if (msg == TVM_INSERTITEMA || msg == TVM_SETITEMA) 
  {
    LPTVITEM pItem = msg == TVM_INSERTITEMA ? &((LPTVINSERTSTRUCT)lParam)->item : (LPTVITEM) lParam;
    char *str;
    if (pItem && (str=pItem->pszText) && (pItem->mask&TVIF_TEXT) && WDL_HasUTF8(str))
    {
      MBTOWIDE(wbuf,str);
      if (wbuf_ok)
      {
        LRESULT rv;
        pItem->pszText=(char*)wbuf; // set new buffer
        rv=CallWindowProc(oldproc,hwnd,msg == TVM_INSERTITEMA ? TVM_INSERTITEMW : TVM_SETITEMW,wParam,lParam);
        pItem->pszText = str; // restore old pointer
        MBTOWIDE_FREE(wbuf);
        return rv;
      }

      MBTOWIDE_FREE(wbuf);
    }
  }
  else if (msg==TVM_GETITEMA)
  {
    LPTVITEM pItem = (LPTVITEM) lParam;
    char *obuf;
    if (pItem && (pItem->mask & TVIF_TEXT) && (obuf=pItem->pszText) && pItem->cchTextMax > 3)
    {
      WIDETOMB_ALLOC(wbuf,pItem->cchTextMax);
      if (wbuf)
      {
        LRESULT rv;
        int oldsz=pItem->cchTextMax;
        *wbuf=0;
        *obuf=0;
        pItem->cchTextMax=(int) (wbuf_size/sizeof(WCHAR));
        pItem->pszText = (char *)wbuf;
        rv=CallWindowProc(oldproc,hwnd,TVM_GETITEMW,wParam,lParam);

        if (!WideCharToMultiByte(CP_UTF8,0,wbuf,-1,obuf,oldsz,NULL,NULL) && GetLastError()==ERROR_INSUFFICIENT_BUFFER)
          obuf[oldsz-1]=0;

        pItem->cchTextMax=oldsz;
        pItem->pszText=obuf;
        WIDETOMB_FREE(wbuf);

        if (obuf[0]) return rv;
      }
    }
  }

  return CallWindowProc(oldproc,hwnd,msg,wParam,lParam);
}