public ImageListViewItemComparer(ImageListViewColumnHeader groupColumn, SortOrder groupOrder, ImageListViewColumnHeader sortColumn, SortOrder sortOrder)
{
mGroupColumn = groupColumn;
mSortColumn = sortColumn;
mGroupOrder = groupOrder;
mSortOrder = sortOrder;
}
/// <summary>
/// Converts the given value object to the specified type,
/// using the specified context and culture information.
/// </summary>
/// <param name="context">Format context.</param>
/// <param name="culture">The culture info. If null is passed, the current culture is assumed.</param>
/// <param name="value">The objct to convert.</param>
/// <param name="destinationType">The type to convert to.</param>
/// <returns>An object that represents the converted value.</returns>
public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType)
{
if (value != null && value is ImageListViewColumnHeader)
{
ImageListViewColumnHeader column = (ImageListViewColumnHeader)value;
if (destinationType == typeof(InstanceDescriptor))
{
string text = column.Text;
// Used by the designer serializer
if (text == column.DefaultText)
{
text = string.Empty;
}
ConstructorInfo consInfo = typeof(ImageListViewColumnHeader).GetConstructor(new Type[] {
typeof(ColumnType), typeof(string), typeof(int), typeof(int), typeof(bool)
});
return(new InstanceDescriptor(consInfo, new object[] {
column.Type, text, column.Width, column.DisplayIndex, column.Visible
}));
}
}
return(base.ConvertTo(context, culture, value, destinationType));
}
/// <summary>
/// Creates a new object that is a copy of the current instance.
/// </summary>
/// <returns>
/// A new object that is a copy of this instance.
/// </returns>
public object Clone()
{
ImageListViewColumnHeader column = new ImageListViewColumnHeader();
column.mDisplayIndex = mDisplayIndex;
column.mText = mText;
column.mType = mType;
column.mVisible = mVisible;
column.mWidth = mWidth;
return(column);
}
/// <summary>
/// Creates a new object that is a copy of the current instance.
/// </summary>
/// <returns>
/// A new object that is a copy of this instance.
/// </returns>
public object Clone()
{
ImageListViewColumnHeader column = new ImageListViewColumnHeader
{
mDisplayIndex = mDisplayIndex,
mText = mText,
mType = mType,
mVisible = mVisible,
mWidth = mWidth
};
return(column);
}
/// <summary>
/// Initializes a new instance of the HitInfo class.
/// </summary>
/// <param name="itemIndex">Index of the item.</param>
/// <param name="checkBoxHit">if set to true the mouse cursor is over a checkbox.</param>
/// <param name="group">The group header hit.</param>
/// <param name="column">The column header hit</param>
/// <param name="columnSeparator">The column separator.</param>
/// <param name="subItemIndex">Index of the sub item.</param>
/// <param name="paneBorder">if set to true the mouse cursor is over the left-pane border.</param>
/// <param name="inItemArea">if set to true the mouse is in the item area.</param>
/// <param name="inHeaderArea">if set to true the mouse cursor is in the column header area.</param>
/// <param name="inPaneArea">if set to true the mouse cursor is in the left-pane area.</param>
private HitInfo(int itemIndex, bool checkBoxHit, ImageListViewGroup group, ImageListViewColumnHeader column,
ImageListViewColumnHeader columnSeparator, int subItemIndex,
bool paneBorder, bool inItemArea, bool inHeaderArea, bool inPaneArea)
{
ItemIndex = itemIndex;
CheckBoxHit = checkBoxHit;
Group = group;
Column = column;
ColumnSeparator = columnSeparator;
SubItemIndex = subItemIndex;
InItemArea = inItemArea;
InHeaderArea = inHeaderArea;
InPaneArea = inPaneArea;
PaneBorder = paneBorder;
}
/// <summary>
/// Initializes a new instance of the HitInfo class.
/// Used when the control registered a column hit.
/// </summary>
/// <param name="column">Type column hit.</param>
/// <param name="columnSeparator">The column separator.</param>
internal HitInfo(ImageListViewColumnHeader column, ImageListViewColumnHeader columnSeparator)
: this(-1, false, null, column, columnSeparator, -1, false, false, true, false)
{
;
}
/// <summary>
/// Sorts the items by the sort order and sort column of the owner.
/// </summary>
internal void Sort()
{
if (mImageListView == null)
{
return;
}
mImageListView.GroupsVisible = false;
mImageListView.groups.Clear();
if ((mImageListView.GroupOrder == SortOrder.None || mImageListView.GroupColumn < 0 || mImageListView.GroupColumn >= mImageListView.Columns.Count) &&
(mImageListView.SortOrder == SortOrder.None || mImageListView.SortColumn < 0 || mImageListView.SortColumn >= mImageListView.Columns.Count))
{
return;
}
// Display wait cursor while sorting
Cursor cursor = mImageListView.Cursor;
mImageListView.Cursor = Cursors.WaitCursor;
// Sort and group items
ImageListViewColumnHeader sortColumn = null;
ImageListViewColumnHeader groupColumn = null;
if (mImageListView.GroupColumn >= 0 && mImageListView.GroupColumn < mImageListView.Columns.Count)
{
groupColumn = mImageListView.Columns[mImageListView.GroupColumn];
}
if (mImageListView.SortColumn >= 0 || mImageListView.SortColumn < mImageListView.Columns.Count)
{
sortColumn = mImageListView.Columns[mImageListView.SortColumn];
}
if (mItems.Count == 1 && groupColumn != null)
{
mItems[0].UpdateGroup(groupColumn);
}
mItems.Sort(new ImageListViewItemComparer(groupColumn, mImageListView.GroupOrder, sortColumn, mImageListView.SortOrder));
if (mImageListView.GroupOrder != SortOrder.None && groupColumn != null)
{
mImageListView.GroupsVisible = true;
}
// Update item indices and create groups
string lastGroup = string.Empty;
for (int i = 0; i < mItems.Count; i++)
{
ImageListViewItem item = mItems[i];
item.mIndex = i;
string group = item.group;
if (string.Compare(lastGroup, group, StringComparison.InvariantCultureIgnoreCase) != 0)
{
lastGroup = group;
mImageListView.groups.Add(group, i, i);
}
else if (mImageListView.groups.HasName(lastGroup))
{
mImageListView.groups[lastGroup].LastItemIndex = i;
}
}
// Restore previous cursor
mImageListView.Cursor = cursor;
collectionModified = true;
}
/// <summary>
/// Initializes a new instance of the ColumnHoverEventArgs class.
/// </summary>
/// <param name="column">The currently hovered column.</param>
/// <param name="previousColumn">The previously hovered column.</param>
public ColumnHoverEventArgs(ImageListViewColumnHeader column, ImageListViewColumnHeader previousColumn)
{
Column = column;
PreviousColumn = previousColumn;
}
/// <summary>
/// Initializes a new instance of the ColumnClickEventArgs class.
/// </summary>
/// <param name="column">The column that is the target of this event.</param>
/// <param name="location">The location of the mouse.</param>
/// <param name="buttons">One of the System.Windows.Forms.MouseButtons values
/// indicating which mouse button was pressed.</param>
public ColumnClickEventArgs(ImageListViewColumnHeader column, Point location, MouseButtons buttons)
{
Column = column;
Location = location;
Buttons = buttons;
}
/// <summary>
/// Initializes a new instance of the ColumnEventArgs class.
/// </summary>
/// <param name="column">The column that is the target of this event.</param>
public ColumnEventArgs(ImageListViewColumnHeader column)
{
Column = column;
}
