internal void GetSetState(out NativeMethods.ListViewGroupState m, out NativeMethods.ListViewGroupState s)
{
m = s = NativeMethods.ListViewGroupState.Normal;
if (collapsed.HasValue)
{
m |= NativeMethods.ListViewGroupState.Collapsed; if (collapsed.Value)
{
s |= NativeMethods.ListViewGroupState.Collapsed;
}
}
if (collapsible.HasValue)
{
m |= NativeMethods.ListViewGroupState.Collapsible; if (collapsible.Value)
{
s |= NativeMethods.ListViewGroupState.Collapsible;
}
}
if (focused.HasValue)
{
m |= NativeMethods.ListViewGroupState.Focused; if (focused.Value)
{
s |= NativeMethods.ListViewGroupState.Focused;
}
}
if (hidden.HasValue)
{
m |= NativeMethods.ListViewGroupState.Hidden; if (hidden.Value)
{
s |= NativeMethods.ListViewGroupState.Hidden;
}
}
if (noheader.HasValue)
{
m |= NativeMethods.ListViewGroupState.NoHeader; if (noheader.Value)
{
s |= NativeMethods.ListViewGroupState.NoHeader;
}
}
if (selected.HasValue)
{
m |= NativeMethods.ListViewGroupState.Selected; if (selected.Value)
{
s |= NativeMethods.ListViewGroupState.Selected;
}
}
if (subseted.HasValue)
{
m |= NativeMethods.ListViewGroupState.Subseted; if (subseted.Value)
{
s |= NativeMethods.ListViewGroupState.Subseted;
}
}
if (subsetlinkfocused.HasValue)
{
m |= NativeMethods.ListViewGroupState.SubsetLinkFocused; if (subsetlinkfocused.Value)
{
s |= NativeMethods.ListViewGroupState.SubsetLinkFocused;
}
}
}
private void SetState(NativeMethods.ListViewGroupState item, bool on, ref bool?localVar)
{
if (this.ListView != null)
{
this.ListView.SetGroupState(this, item, on);
}
localVar = on;
}
private bool GetState(NativeMethods.ListViewGroupState item, ref bool?localVar)
{
if (this.ListView != null)
{
NativeMethods.ListViewGroupState s = this.ListView.GetGroupState(this, item);
localVar = ((s & item) != 0);
}
return(localVar.GetValueOrDefault(false));
}
private static bool GetState(ListViewGroup group, NativeMethods.ListViewGroupState state)
{
int groupId = GetGroupId(group);
if (groupId < 0)
{
return(false);
}
return((NativeMethods.SendMessage(group.ListView.Handle, (uint)NativeMethods.ListViewMessage.GetGroupState, (IntPtr)groupId, new IntPtr((int)state)).ToInt32() & (int)state) != 0);
}
private static void SetState(ListViewGroup group, NativeMethods.ListViewGroupState state, bool value)
{
int groupId = GetGroupId(group);
if (groupId >= 0)
{
NativeMethods.LVGROUP lvgroup = new NativeMethods.LVGROUP(NativeMethods.ListViewGroupMask.State);
{
lvgroup.SetState(state, value);
NativeMethods.SendMessage(group.ListView.Handle, (uint)NativeMethods.ListViewMessage.SetGroupInfo, (IntPtr)groupId, lvgroup);
}
}
}
private void SetAllGroupState(NativeMethods.ListViewGroupState state, bool on = true)
{
NativeMethods.LVGROUP group = new NativeMethods.LVGROUP(NativeMethods.ListViewGroupMask.State);
group.SetState(state, on);
//group.Subtitle = "Dog";
foreach (ListViewGroup g in this.BaseGroups)
{
SendMessage(NativeMethods.ListViewMessage.SetGroupInfo, GetGroupId(g), group);
}
using (NativeMethods.LVGROUP grp = new NativeMethods.LVGROUP(NativeMethods.ListViewGroupMask.Subtitle))
{
int res = SendMessage(NativeMethods.ListViewMessage.GetGroupInfoByIndex, 0, grp);
if (res >= 0)
{
System.Diagnostics.Debug.WriteLine(grp.Subtitle);
}
}
RecreateHandle();
}
internal void SetGroupState(ListViewGroupEx group, NativeMethods.ListViewGroupState item, bool value)
{
NativeMethods.LVGROUP mgroup = new NativeMethods.LVGROUP(NativeMethods.ListViewGroupMask.State);
mgroup.SetState(item, value);
SendMessage(NativeMethods.ListViewMessage.SetGroupInfo, GetGroupId(group), mgroup);
}
internal NativeMethods.ListViewGroupState GetGroupState(ListViewGroup group, NativeMethods.ListViewGroupState stateMask = (NativeMethods.ListViewGroupState) 0xFF)
{
return((NativeMethods.ListViewGroupState)SendMessage(NativeMethods.ListViewMessage.GetGroupState, GetGroupId(group), new IntPtr((int)stateMask)));
}
