public virtual void OnMouseEnter(Point point)
{
System.Diagnostics.Trace.Assert(currentItem == null && currentRow == null);
if (point.Y > RowHeight + Padding.Vertical)
{
Point rowRelativePoint;
currentRow = SelectChild(point, out rowRelativePoint);
if (currentRow == null)
{
return;
}
currentRow.OnMouseEnter(rowRelativePoint);
}
else
{
Point itemRelativePoint;
currentItem = GetItemFromPosition(point, out itemRelativePoint);
if (currentItem == null)
{
return;
}
currentItem.OnMouseEnter(itemRelativePoint);
}
}
public void OnMouseClick(MouseEventArgs e, Point point)
{
if (point.Y > RowHeight + Padding.Vertical)
{
Point rowRelativePoint;
CustomListRow row = SelectChild(point, out rowRelativePoint);
if (row == null)
{
return;
}
row.OnMouseClick(e, rowRelativePoint);
}
else
{
Point itemRelativePoint;
CustomListItem item = GetItemFromPosition(point, out itemRelativePoint);
if (item == null)
{
return;
}
item.OnMouseClick(e, itemRelativePoint);
}
}
public void OnMouseDoubleClick(MouseEventArgs e, Point point)
{
if (e.Button == MouseButtons.Left)
{
if (DefaultMenuItem != null)
{
DefaultMenuItem.PerformClick();
}
}
if (point.Y > RowHeight + Padding.Vertical)
{
Point rowRelativePoint;
CustomListRow row = SelectChild(point, out rowRelativePoint);
if (row == null)
{
return;
}
row.OnMouseDoubleClick(e, rowRelativePoint);
}
else
{
Point itemRelativePoint;
CustomListItem item = GetItemFromPosition(point, out itemRelativePoint);
if (item == null)
{
return;
}
item.OnMouseDoubleClick(e, itemRelativePoint);
}
}
private CustomListItem GetItemFromPosition(Point point, out Point itemRelativePoint)
{
int left = Padding.Left;
for (int i = 0; i < ParentPanel.level1ColWidths.Length; i++)
{
if (i >= Items.Count)
{
continue;
}
CustomListItem item = Items[i];
if (item == null)
{
continue;
}
int width = item.itemBorder.Horizontal + ParentPanel.level1ColWidths[i];
if (point.X >= left && point.X < left + width)
{
itemRelativePoint = new Point(point.X - left, point.Y - Padding.Top);
return(item);
}
left += width;
}
itemRelativePoint = new Point();
return(null);
}
/// <summary>
/// Construct a header.
/// </summary>
public CustomListRow(object tag, Color back, Color fore, Color border, Font font)
{
this.BackColor = back;
this.ForeColor = fore;
this.BorderColor = border;
this.SelectedBackColor = back;
this.DrawGroupBox = false;
this.ShowOnlyHorizBorder = true;
CustomListItem name = new CustomListItem(tag, font, fore, new Padding(10, 3, 3, 3));
AddItem(name);
init();
}
public virtual void OnMouseLeave()
{
System.Diagnostics.Trace.Assert(currentItem == null || currentRow == null);
if (currentItem != null)
{
currentItem.OnMouseLeave();
currentItem = null;
}
if (currentRow != null)
{
currentRow.OnMouseLeave();
currentRow = null;
}
}
public virtual void OnMouseMove(Point point)
{
System.Diagnostics.Trace.Assert(currentItem == null || currentRow == null);
if (point.Y > RowHeight + Padding.Vertical)
{
if (currentItem != null)
{
currentItem.OnMouseLeave();
currentItem = null;
}
Point rowRelativePoint;
CustomListRow row = SelectChild(point, out rowRelativePoint);
if (row != null && currentRow == row)
{
currentRow.OnMouseMove(rowRelativePoint);
return;
}
if (currentRow != null)
currentRow.OnMouseLeave();
currentRow = row;
if (currentRow != null)
currentRow.OnMouseEnter(rowRelativePoint);
}
else
{
if(currentRow != null)
{
currentRow.OnMouseLeave();
currentRow = null;
}
Point itemRelativePoint;
CustomListItem item = GetItemFromPosition(point, out itemRelativePoint);
if (item != null && currentItem == item)
{
currentItem.OnMouseMove(itemRelativePoint);
return;
}
if (currentItem != null)
currentItem.OnMouseLeave();
currentItem = item;
if (currentItem != null)
currentItem.OnMouseEnter(itemRelativePoint);
}
}
public virtual void OnMouseEnter(Point point)
{
System.Diagnostics.Trace.Assert(currentItem == null && currentRow == null);
if (point.Y > RowHeight + Padding.Vertical)
{
Point rowRelativePoint;
currentRow = SelectChild(point, out rowRelativePoint);
if (currentRow == null)
return;
currentRow.OnMouseEnter(rowRelativePoint);
}
else
{
Point itemRelativePoint;
currentItem = GetItemFromPosition(point, out itemRelativePoint);
if (currentItem == null)
return;
currentItem.OnMouseEnter(itemRelativePoint);
}
}
public void AddItem(CustomListItem item)
{
item.Row = this;
this.Items.Add(item);
}
public void AddItemToRow(CustomListRow row, CustomListItem item)
{
row.AddItem(item);
Refresh();
}
public ListPanelItemClickedEventArgs(CustomListItem item)
{
Item = item;
}
public ListPanelItemClickedEventArgs(CustomListItem item)
{
Item = item;
}
public virtual void OnMouseMove(Point point)
{
System.Diagnostics.Trace.Assert(currentItem == null || currentRow == null);
if (point.Y > RowHeight + Padding.Vertical)
{
if (currentItem != null)
{
currentItem.OnMouseLeave();
currentItem = null;
}
Point rowRelativePoint;
CustomListRow row = SelectChild(point, out rowRelativePoint);
if (row != null && currentRow == row)
{
currentRow.OnMouseMove(rowRelativePoint);
return;
}
if (currentRow != null)
{
currentRow.OnMouseLeave();
}
currentRow = row;
if (currentRow != null)
{
currentRow.OnMouseEnter(rowRelativePoint);
}
}
else
{
if (currentRow != null)
{
currentRow.OnMouseLeave();
currentRow = null;
}
Point itemRelativePoint;
CustomListItem item = GetItemFromPosition(point, out itemRelativePoint);
if (item != null && currentItem == item)
{
currentItem.OnMouseMove(itemRelativePoint);
return;
}
if (currentItem != null)
{
currentItem.OnMouseLeave();
}
currentItem = item;
if (currentItem != null)
{
currentItem.OnMouseEnter(itemRelativePoint);
}
}
}
public void AddItem(CustomListItem item)
{
item.Row = this;
this.Items.Add(item);
}
public void DrawSelf(Graphics g, Rectangle bounds)
{
int rowHeight = RowHeight;
int headWidth = HeaderWidth;
using (Brush ParentBackBrush = new SolidBrush(ParentPanel.BackColor))
{
g.FillRectangle(ParentBackBrush, bounds);
}
int top = bounds.Top + Padding.Top;
int left = bounds.Left + Padding.Left;
for (int i = 0; i < Items.Count; i++)
{
CustomListItem item = Items[i];
Size itemSize = item.PreferredSize;
int itemTop = top;
if ((item.Anchor & AnchorStyles.Bottom) > 0)
{
itemTop += rowHeight - itemSize.Height;
}
else if ((item.Anchor & AnchorStyles.Top) == 0)
{
itemTop += Convert.ToInt32(Math.Ceiling(Convert.ToDouble(rowHeight - itemSize.Height) / 2.0d));
}
Rectangle itemBounds;
if (Parent != null && (i == Items.Count - 1 || Items[i + 1].InCorrectColumn))
{
int colWidth = 1;
if (ParentPanel.level1ColWidths.Length > i)
{
colWidth = ParentPanel.level1ColWidths[i];
}
itemBounds = new Rectangle(new Point(left, itemTop), item.WrappedSize(headWidth - (left - bounds.Left)));
left += colWidth;
}
else
{
itemBounds = new Rectangle(left, itemTop, itemSize.Width, itemSize.Height);
left += itemSize.Width;
}
if (itemBounds.Right > bounds.Right - Padding.Right)
{
itemBounds.Width -= itemBounds.Right - (bounds.Right - Padding.Right);
}
if (itemBounds.Bottom > bounds.Bottom - Padding.Bottom)
{
itemBounds.Height -= itemBounds.Bottom - (bounds.Bottom - Padding.Bottom);
}
if (i > 0 && Selected && !string.IsNullOrEmpty(item.Tag.ToString()))
{
if ((i < Items.Count - 1 && !Items[i + 1].InCorrectColumn))
{
g.FillRectangle(SystemBrushes.Highlight, new Rectangle(itemBounds.Left - 2, itemBounds.Top - 3, itemBounds.Width + Items[i + 1].PreferredSize.Width + 4, Items[i + 1].PreferredSize.Height + 2));
}
else if (item.InCorrectColumn)
{
g.FillRectangle(SystemBrushes.Highlight, new Rectangle(itemBounds.Left - 2, itemBounds.Top - 1, itemBounds.Width + 4, itemBounds.Height));
}
}
item.DrawSelf(g, itemBounds, Selected && i > 0 && !(i < Items.Count - 1 && !Items[i + 1].InCorrectColumn));
}
top += rowHeight + Padding.Bottom;
if (DrawChildren)
{
foreach (CustomListRow child in Children)
{
int childHeight = child.RowAndChildrenHeight;
Rectangle childBounds = new Rectangle(bounds.Left + Padding.Left + Indent, top, bounds.Width - (Padding.Horizontal + Indent), childHeight);
child.DrawSelf(g, childBounds);
top += childHeight;
}
}
if (ShowBorder)
{
if (ShowOnlyHorizBorder)
{
int w = 1;
if (ParentPanel.level1ColWidths.Length >= 2)
{
w = 450;
}
using (Brush brush = new LinearGradientBrush(Point.Empty, new Point(w, 0), BorderColor, BackColor))
{
g.FillRectangle(brush, bounds.Left, bounds.Top + rowHeight, w, 1);
}
}
else
{
g.DrawRectangle(BorderPen, bounds.Left, bounds.Top, headWidth, rowHeight);
}
if (DrawGroupBox)
{
g.DrawRectangle(BorderPen, bounds.Left, bounds.Top, headWidth, RowAndChildrenHeight);
}
}
}
public virtual void OnMouseLeave()
{
System.Diagnostics.Trace.Assert(currentItem == null || currentRow == null);
if (currentItem != null)
{
currentItem.OnMouseLeave();
currentItem = null;
}
if (currentRow != null)
{
currentRow.OnMouseLeave();
currentRow = null;
}
}
/// <summary>
/// Construct a header.
/// </summary>
public CustomListRow(object tag, Color back, Color fore, Color border, Font font)
{
this.BackColor = back;
this.ForeColor = fore;
this.BorderColor = border;
this.SelectedBackColor = back;
this.DrawGroupBox = false;
this.ShowOnlyHorizBorder = true;
CustomListItem name = new CustomListItem(tag, font, fore, new Padding(10, 3, 3, 3));
AddItem(name);
init();
}
public void AddItemToRow(CustomListRow row, CustomListItem item)
{
row.AddItem(item);
Refresh();
}
