private void RecalcColumnWidth(ProcessSizeToContentColumnDelegate callback, JetListViewNode paramNode)
{
if (_sizeToContentColumnCount > 0)
{
int fixedWidth = 0;
JetListViewColumn indentCol = null;
for (int i = 0; i < _columnCollection.Count; i++)
{
JetListViewColumn col = _columnCollection [i];
if (col.IsIndentColumn())
{
indentCol = col;
}
if (col.FixedSize && indentCol != null)
{
fixedWidth += col.Width;
}
if (col.SizeToContent)
{
callback(col, indentCol, fixedWidth, paramNode);
}
if (!col.FixedSize && !col.IsIndentColumn())
{
indentCol = null;
fixedWidth = 0;
}
}
UpdateScrollRange();
}
}
private void HandleDividerDblClick(object sender, HeaderSectionEventArgs ea)
{
JetListViewColumn col = ColumnFromHeaderSection(ea.Item);
if (col.FixedSize)
{
return;
}
Cursor.Current = Cursors.WaitCursor;
try
{
int fixedWidth = 0;
JetListViewColumn indentCol = null;
for (int i = 0; i < _columnCollection.Count; i++)
{
JetListViewColumn aCol = _columnCollection [i];
if (aCol.IsIndentColumn())
{
indentCol = aCol;
}
if (aCol.FixedSize && indentCol != null)
{
fixedWidth += col.Width;
}
if (aCol == col)
{
RecalcAll(aCol, indentCol, fixedWidth, null);
OnInvalidate();
break;
}
if (!aCol.FixedSize && !aCol.IsIndentColumn())
{
indentCol = null;
fixedWidth = 0;
}
}
}
finally
{
Cursor.Current = Cursors.Default;
}
}
internal bool MoveNext()
{
if (_colIndex >= _columns.Count - 1)
{
return(false);
}
_colIndex++;
JetListViewColumn curColumn = Current;
if (curColumn.IsIndentColumn())
{
_availIndent = GetAvailableIndent(_colIndex);
int indent = curColumn.GetIndent(_node);
_curWidth = Math.Min(_availIndent, indent);
_availIndent -= _curWidth;
_itemIndent = _curWidth;
}
else if (!curColumn.FixedSize)
{
_curWidth = curColumn.Width - _itemIndent;
_itemIndent = 0;
_availIndent = Int32.MaxValue;
}
else
{
int delta = curColumn.GetWidthDelta(_node);
_curWidth = curColumn.Width + delta;
if (_curWidth > _availIndent)
{
_itemIndent -= _curWidth - _availIndent;
_curWidth = _availIndent;
}
_availIndent -= _curWidth;
_itemIndent -= delta;
}
return(true);
}
protected bool IsValueColumn(JetListViewColumn col)
{
return(!col.FixedSize && !col.IsIndentColumn());
}
