internal void SetItemText(int itemIndex, int subItemIndex, string text)
{
System.Windows.Forms.NativeMethods.LVITEM lvItem = new System.Windows.Forms.NativeMethods.LVITEM();
this.SetItemText(itemIndex, subItemIndex, text, ref lvItem);
}
private int DisplayIndexToID(int displayIndex)
{
if (this.owner.IsHandleCreated && !this.owner.ListViewHandleDestroyed)
{
System.Windows.Forms.NativeMethods.LVITEM lParam = new System.Windows.Forms.NativeMethods.LVITEM {
mask = 4,
iItem = displayIndex
};
System.Windows.Forms.UnsafeNativeMethods.SendMessage(new HandleRef(this.owner, this.owner.Handle), System.Windows.Forms.NativeMethods.LVM_GETITEM, 0, ref lParam);
return (int) lParam.lParam;
}
return this[displayIndex].ID;
}
internal void SetItemState(int index, int state, int mask)
{
if (((index < -1) || (this.VirtualMode && (index >= this.VirtualListSize))) || (!this.VirtualMode && (index >= this.itemCount)))
{
throw new ArgumentOutOfRangeException("index", System.Windows.Forms.SR.GetString("InvalidArgument", new object[] { "index", index.ToString(CultureInfo.CurrentCulture) }));
}
if (base.IsHandleCreated)
{
System.Windows.Forms.NativeMethods.LVITEM lParam = new System.Windows.Forms.NativeMethods.LVITEM {
mask = 8,
state = state,
stateMask = mask
};
System.Windows.Forms.UnsafeNativeMethods.SendMessage(new HandleRef(this, base.Handle), 0x102b, index, ref lParam);
}
}
private void RealizeAllSubItems()
{
System.Windows.Forms.NativeMethods.LVITEM lvItem = new System.Windows.Forms.NativeMethods.LVITEM();
for (int i = 0; i < this.itemCount; i++)
{
int count = this.Items[i].SubItems.Count;
for (int j = 0; j < count; j++)
{
this.SetItemText(i, j, this.Items[i].SubItems[j].Text, ref lvItem);
}
}
}
private int InsertItemsNative(int index, ListViewItem[] items)
{
if ((items == null) || (items.Length == 0))
{
return 0;
}
if (index == (this.itemCount - 1))
{
index++;
}
System.Windows.Forms.NativeMethods.LVITEM lvItem = new System.Windows.Forms.NativeMethods.LVITEM();
int num = -1;
IntPtr zero = IntPtr.Zero;
int cColumns = 0;
this.listViewState1[1] = true;
try
{
base.SendMessage(0x102f, this.itemCount, 0);
for (int i = 0; i < items.Length; i++)
{
int num5;
ListViewItem item = items[i];
lvItem.Reset();
lvItem.mask = 0x17;
lvItem.iItem = index + i;
lvItem.pszText = item.Text;
lvItem.iImage = item.ImageIndexer.ActualIndex;
lvItem.iIndent = item.IndentCount;
lvItem.lParam = (IntPtr) item.ID;
if (this.GroupsEnabled)
{
lvItem.mask |= 0x100;
lvItem.iGroupId = this.GetNativeGroupId(item);
}
lvItem.mask |= 0x200;
lvItem.cColumns = (this.columnHeaders != null) ? Math.Min(20, this.columnHeaders.Length) : 0;
if ((lvItem.cColumns > cColumns) || (zero == IntPtr.Zero))
{
if (zero != IntPtr.Zero)
{
Marshal.FreeHGlobal(zero);
}
zero = Marshal.AllocHGlobal((int) (lvItem.cColumns * Marshal.SizeOf(typeof(int))));
cColumns = lvItem.cColumns;
}
lvItem.puColumns = zero;
int[] source = new int[lvItem.cColumns];
for (int j = 0; j < lvItem.cColumns; j++)
{
source[j] = j + 1;
}
Marshal.Copy(source, 0, lvItem.puColumns, lvItem.cColumns);
ItemCheckEventHandler onItemCheck = this.onItemCheck;
this.onItemCheck = null;
try
{
item.UpdateStateToListView(lvItem.iItem, ref lvItem, false);
num5 = (int) System.Windows.Forms.UnsafeNativeMethods.SendMessage(new HandleRef(this, base.Handle), System.Windows.Forms.NativeMethods.LVM_INSERTITEM, 0, ref lvItem);
if (num == -1)
{
num = num5;
index = num;
}
}
finally
{
this.onItemCheck = onItemCheck;
}
if (-1 == num5)
{
throw new InvalidOperationException(System.Windows.Forms.SR.GetString("ListViewAddItemFailed"));
}
for (int k = 1; k < item.SubItems.Count; k++)
{
this.SetItemText(num5, k, item.SubItems[k].Text, ref lvItem);
}
if (item.StateImageSet || item.StateSelected)
{
this.SetItemState(num5, lvItem.state, lvItem.stateMask);
}
}
}
finally
{
if (zero != IntPtr.Zero)
{
Marshal.FreeHGlobal(zero);
}
this.listViewState1[1] = false;
}
if (this.listViewState1[0x10])
{
this.listViewState1[0x10] = false;
this.OnSelectedIndexChanged(EventArgs.Empty);
}
if (this.FlipViewToLargeIconAndSmallIcon)
{
this.FlipViewToLargeIconAndSmallIcon = false;
this.View = System.Windows.Forms.View.LargeIcon;
this.View = System.Windows.Forms.View.SmallIcon;
}
return num;
}
internal void UpdateStateToListView(int index)
{
System.Windows.Forms.NativeMethods.LVITEM lvItem = new System.Windows.Forms.NativeMethods.LVITEM();
this.UpdateStateToListView(index, ref lvItem, true);
}
internal void UpdateStateFromListView(int displayIndex, bool checkSelection)
{
if (((this.listView != null) && this.listView.IsHandleCreated) && (displayIndex != -1))
{
System.Windows.Forms.NativeMethods.LVITEM lParam = new System.Windows.Forms.NativeMethods.LVITEM {
mask = 0x10c
};
if (checkSelection)
{
lParam.stateMask = 2;
}
lParam.stateMask |= 0xf000;
if (lParam.stateMask != 0)
{
lParam.iItem = displayIndex;
System.Windows.Forms.UnsafeNativeMethods.SendMessage(new HandleRef(this.listView, this.listView.Handle), System.Windows.Forms.NativeMethods.LVM_GETITEM, 0, ref lParam);
if (checkSelection)
{
this.StateSelected = (lParam.state & 2) != 0;
}
this.SavedStateImageIndex = ((lParam.state & 0xf000) >> 12) - 1;
this.group = null;
foreach (ListViewGroup group in this.ListView.Groups)
{
if (group.ID == lParam.iGroupId)
{
this.group = group;
break;
}
}
}
}
}
