Ejemplo n.º 1
0
        public int IconIndex(string fileName, bool forceLoadFromDisk, ShellIconStateConstants iconState)
        {
            SysImageList.SHGetFileInfoConstants sHGetFileInfoConstants = SysImageList.SHGetFileInfoConstants.SHGFI_SYSICONINDEX;
            if (this.size == SysImageListSize.smallIcons)
            {
                sHGetFileInfoConstants |= SysImageList.SHGetFileInfoConstants.SHGFI_SMALLICON;
            }
            int dwFileAttributes;

            if (!forceLoadFromDisk)
            {
                sHGetFileInfoConstants |= SysImageList.SHGetFileInfoConstants.SHGFI_USEFILEATTRIBUTES;
                dwFileAttributes        = 128;
            }
            else
            {
                dwFileAttributes = 0;
            }
            SysImageList.SHFILEINFO sHFILEINFO = default(SysImageList.SHFILEINFO);
            uint   cbFileInfo = (uint)Marshal.SizeOf(sHFILEINFO.GetType());
            IntPtr intPtr     = SysImageList.SHGetFileInfo(fileName, dwFileAttributes, ref sHFILEINFO, cbFileInfo, (uint)(sHGetFileInfoConstants | (SysImageList.SHGetFileInfoConstants)iconState));
            int    result;

            if (intPtr.Equals(IntPtr.Zero))
            {
                Debug.Assert(!intPtr.Equals(IntPtr.Zero), "Failed to get icon index");
                result = 0;
            }
            else
            {
                result = sHFILEINFO.iIcon;
            }
            return(result);
        }
Ejemplo n.º 2
0
 private void create()
 {
     this.hIml = IntPtr.Zero;
     if (this.isXpOrAbove())
     {
         Guid guid = new Guid("46EB5926-582E-4017-9FDF-E8998DAA0950");
         int  num  = SysImageList.SHGetImageList((int)this.size, ref guid, ref this.iImageList);
         SysImageList.SHGetImageListHandle((int)this.size, ref guid, ref this.hIml);
     }
     else
     {
         SysImageList.SHGetFileInfoConstants sHGetFileInfoConstants = SysImageList.SHGetFileInfoConstants.SHGFI_SYSICONINDEX | SysImageList.SHGetFileInfoConstants.SHGFI_USEFILEATTRIBUTES;
         if (this.size == SysImageListSize.smallIcons)
         {
             sHGetFileInfoConstants |= SysImageList.SHGetFileInfoConstants.SHGFI_SMALLICON;
         }
         SysImageList.SHFILEINFO sHFILEINFO = default(SysImageList.SHFILEINFO);
         uint cbFileInfo = (uint)Marshal.SizeOf(sHFILEINFO.GetType());
         this.hIml = SysImageList.SHGetFileInfo(".txt", 128, ref sHFILEINFO, cbFileInfo, (uint)sHGetFileInfoConstants);
         Debug.Assert(this.hIml != IntPtr.Zero, "Failed to create Image List");
     }
 }
Ejemplo n.º 3
0
 private static extern IntPtr SHGetFileInfo(string pszPath, int dwFileAttributes, ref SysImageList.SHFILEINFO psfi, uint cbFileInfo, uint uFlags);