protected void RegisterColumn(string title, uint defaultWidthInCharacters,
ListViewAlignment format = ListViewAlignment.Left, ShellColumnState state = ShellColumnState.TypeString)
{
Contract.Requires(title != null);
Contract.Requires(title.Length < ShellColumnInfo.MaxTitleLength);
RegisterColumn(GetStandardFormatIdentifier(), columnInfos.Count, title, defaultWidthInCharacters, format, state);
}
protected void RegisterColumn(string title, uint defaultWidthInCharacters,
ListViewAlignment format = ListViewAlignment.Left, ShellColumnState state = ShellColumnState.TypeString)
{
if (title == null)
{
throw new ArgumentNullException(nameof(title));
}
if (title.Length > ShellColumnInfo.MaxTitleLength)
{
throw new ArgumentException("title.Length > ShellColumnInfo.MaxTitleLength", nameof(title));
}
RegisterColumn(GetStandardFormatIdentifier(), columnInfos.Count, title, defaultWidthInCharacters, format, state);
}
public ListView()
{
items = new ListViewItemCollection(this);
columns = new ColumnHeaderCollection(this);
listItems = new ArrayList();
autoArrange = true;
hideSelection = true;
labelWrap = true;
multiSelect = true;
scrollable = true;
activation = ItemActivation.Standard;
alignStyle = ListViewAlignment.Top;
borderStyle = BorderStyle.Fixed3D;
headerStyle = ColumnHeaderStyle.Clickable;
sorting = SortOrder.None;
viewStyle = View.LargeIcon;
}
protected void RegisterColumn(Guid formatId, int propertyId, string title, uint defaultWidthInCharacters,
ListViewAlignment format = ListViewAlignment.Left, ShellColumnState state = ShellColumnState.TypeString)
{
var columnId = new ShellColumnId {
FormatId = formatId, PropertyId = propertyId
};
// Note: description field is not used by the shell.
var columnInfo = new ShellColumnInfo
{
ColumnId = columnId,
Title = title,
DefaultWidthInCharacters = defaultWidthInCharacters,
Format = format,
State = state | ShellColumnState.Extended | ShellColumnState.SecondaryUI,
variantType = 0
};
// Note: VT_LPSTR/VT_BSTR works ok. Other types seems to have issues with sorting.
// TODO = VT_BSTR
columnInfos.Add(columnInfo);
}
protected void RegisterColumn(Guid formatId, int propertyId, string title, uint defaultWidthInCharacters,
ListViewAlignment format = ListViewAlignment.Left, ShellColumnState state = ShellColumnState.TypeString)
{
Contract.Requires(title != null);
Contract.Requires(title.Length < ShellColumnInfo.MaxTitleLength);
var columnId = new ShellColumnId {
FormatId = formatId, PropertyId = propertyId
};
// Note: description field is not used by the shell.
var columnInfo = new ShellColumnInfo();
columnInfo.ColumnId = columnId;
columnInfo.Title = title;
columnInfo.DefaultWidthInCharacters = defaultWidthInCharacters;
columnInfo.Format = format;
columnInfo.State = state | ShellColumnState.Extended | ShellColumnState.SecondaryUI;
// Note: VT_LPSTR/VT_BSTR works ok. Other types seems to have issues with sorting.
columnInfo.variantType = 0; // TODO = VT_BSTR
columnInfos.Add(columnInfo);
}
public void ArrangeIcons (ListViewAlignment value)
{
// Icons are arranged only if view is set to LargeIcon or SmallIcon
if (view == View.LargeIcon || view == View.SmallIcon)
Redraw (true);
}
private void CalculateListView (ListViewAlignment align)
{
CalcTextSize ();
AdjustItemsPositionArray (items.Count);
switch (view) {
case View.Details:
LayoutDetails ();
break;
case View.SmallIcon:
LayoutIcons (SmallIconItemSize, alignment == ListViewAlignment.Left,
ThemeEngine.Current.ListViewHorizontalSpacing, 2);
break;
case View.LargeIcon:
LayoutIcons (LargeIconItemSize, alignment == ListViewAlignment.Left,
ThemeEngine.Current.ListViewHorizontalSpacing,
ThemeEngine.Current.ListViewVerticalSpacing);
break;
case View.List:
LayoutIcons (SmallIconItemSize, true,
ThemeEngine.Current.ListViewHorizontalSpacing, 2);
break;
case View.Tile:
if (!Application.VisualStylesEnabled)
goto case View.LargeIcon;
LayoutIcons (TileItemSize, alignment == ListViewAlignment.Left,
ThemeEngine.Current.ListViewHorizontalSpacing,
ThemeEngine.Current.ListViewVerticalSpacing);
break;
}
CalculateScrollBars ();
}
public static extern bool ListView_Arrange
(
IntPtr hwnd,
ListViewAlignment code
);
private void ChangeInputAlignment(ListViewAlignment align)
{
lvwPictures.Alignment = align;
foreach (ToolStripMenuItem Item in alignmentToolStripMenuItem.DropDownItems)
{
Item.Checked = false;
}
}
/// <include file='doc\ListView.uex' path='docs/doc[@for="ListView.ArrangeIcons"]/*' />
/// <devdoc>
/// In Large Icon or Small Icon view, arranges the items according to one
/// of the following behaviors:
/// </devdoc>
public void ArrangeIcons(ListViewAlignment value) {
// LVM_ARRANGE only work in SmallIcon view
if (viewStyle != View.SmallIcon) return;
switch ((int)value) {
case NativeMethods.LVA_DEFAULT:
case NativeMethods.LVA_ALIGNLEFT:
case NativeMethods.LVA_ALIGNTOP:
case NativeMethods.LVA_SNAPTOGRID:
if (IsHandleCreated) {
UnsafeNativeMethods.PostMessage(new HandleRef(this, this.Handle), NativeMethods.LVM_ARRANGE, (int) value, 0);
}
break;
default:
throw new ArgumentException(SR.GetString(SR.InvalidArgument,
"value",
((value).ToString())));
}
if (!VirtualMode && sorting != SortOrder.None) {
Sort();
}
}
public void ArrangeIcons(ListViewAlignment value)
{
if (viewStyle == View.Details)
{
return;
}
if (sorting != SortOrder.None)
{
Sort();
}
}
public void ArrangeIcons(ListViewAlignment value)
{
if (this.viewStyle == System.Windows.Forms.View.SmallIcon)
{
switch (((int) value))
{
case 0:
case 1:
case 2:
case 5:
if (base.IsHandleCreated)
{
System.Windows.Forms.UnsafeNativeMethods.PostMessage(new HandleRef(this, base.Handle), 0x1016, (int) value, 0);
}
if (!this.VirtualMode && (this.sorting != SortOrder.None))
{
this.Sort();
}
return;
}
throw new ArgumentException(System.Windows.Forms.SR.GetString("InvalidArgument", new object[] { "value", value.ToString() }));
}
}
public void ArrangeIcons(ListViewAlignment value) {}
public void ArrangeIcons(ListViewAlignment value)
{
}
public new void ArrangeIcons(ListViewAlignment value)
{
throw new NotSupportedException(NotSupportedMessage);
}
public void ArrangeIcons(ListViewAlignment value)
{
throw null;
}