public static uint GetCount(this IVsEnumHiddenRegions enumHiddenRegions)
{
uint count;
enumHiddenRegions.GetCount(out count);
return(count);
}
public static IList <TextSpan> GetHiddenRegions(this IVsEnumHiddenRegions enumHiddenRegions)
{
IList <TextSpan> regions = null;
uint count = GetCount(enumHiddenRegions);
if (count > 0)
{
regions = new List <TextSpan>((int)count);
var hiddenRegions = new IVsHiddenRegion[count];
enumHiddenRegions.Reset();
enumHiddenRegions.Next(count, hiddenRegions, out count);
for (int i = 0; i < count; i++)
{
IVsHiddenRegion hiddenRegion = hiddenRegions[i];
uint state = 0;
hiddenRegion.GetState(out state);
if ((state & (uint)HIDDEN_REGION_STATE.hrsExpanded) == 0)
{
TextSpan[] pSpan = new TextSpan[1];
hiddenRegion.GetSpan(pSpan);
regions.Add(pSpan[0]);
}
}
}
return(regions);
}
/// <summary>
/// 得到enumHiddenRegions枚举中的region个数
/// </summary>
/// <param name="enumHiddenRegions"></param>
/// <returns></returns>
public uint GetHiddenRegionCount(IVsEnumHiddenRegions enumHiddenRegions)
{
uint count;
enumHiddenRegions.GetCount(out count);
return(count);
}
/// <summary>
/// 得到enumHiddenRegions中的所有region的span信息
/// </summary>
/// <param name="enumHiddenRegions"></param>
/// <returns></returns>
public IList<TextSpan> GetHiddenRegions(IVsEnumHiddenRegions enumHiddenRegions)
{
IList<TextSpan> regions = null;
uint count = GetHiddenRegionCount(enumHiddenRegions);
if (count > 0)
{
regions = new List<TextSpan>((int)count);
var hiddenRegions = new IVsHiddenRegion[count];
enumHiddenRegions.Reset();
enumHiddenRegions.Next(count, hiddenRegions, out count);
for (int i = 0; i < count; i++)
{
IVsHiddenRegion hregion = hiddenRegions[i];
uint state = 0;
hregion.GetState(out state);
if ((state & (uint)HIDDEN_REGION_STATE.hrsExpanded) == 0)
{
TextSpan[] pSpan = new TextSpan[1];
hregion.GetSpan(pSpan);
regions.Add(pSpan[0]);
}
}
}
return regions;
}
/// <summary>
/// 得到enumHiddenRegions枚举中的region个数
/// </summary>
/// <param name="enumHiddenRegions"></param>
/// <returns></returns>
public uint GetHiddenRegionCount(IVsEnumHiddenRegions enumHiddenRegions)
{
uint count;
enumHiddenRegions.GetCount(out count);
return count;
}
