private void spreadsheetControl1_CustomDrawColumnHeader(object sender,
CustomDrawColumnHeaderEventArgs e)
{
// Cancel default painting for the column header.
e.Handled = true;
if (e.ColumnIndex > 4)
{
return;
}
// Specify the list of new column header names.
string[] headers = new string[] { "Category", "Product Name",
"Quantity per Unit", "Unit Price", "Units in Stock" };
// Specify font attributes for the column header.
SpreadsheetFont defaultFont = spreadsheetControl1.Document.Styles.DefaultStyle.Font;
using (Font font = new Font(defaultFont.Name, (float)defaultFont.Size, FontStyle.Bold))
{
// Specify layout settings for the column header.
using (StringFormat stringFormat = new StringFormat())
{
stringFormat.LineAlignment = StringAlignment.Center;
stringFormat.Alignment = e.ColumnIndex < 3 ? StringAlignment.Near : StringAlignment.Far;
stringFormat.Trimming = StringTrimming.EllipsisCharacter;
// Draw the column header.
e.Graphics.DrawString(headers[e.ColumnIndex], font,
e.Cache.GetSolidBrush(Color.White), e.Bounds, stringFormat);
}
}
}
private void OnCustomDrawColumnHeader(object sender, CustomDrawColumnHeaderEventArgs e)
{
if (e.Column == null)
{
return;
}
ColumnInfo info = (ColumnInfo)e.ObjectArgs;
for (int i = 0; i < info.InnerElements.Count; i++)
{
if (info.InnerElements[i].ElementInfo is GridFilterButtonInfoArgs)
{
return;
}
}
GridSmartSkinFilterButtonPainter painter = new GridSmartSkinFilterButtonPainter(UserLookAndFeel.Default);
GridFilterButtonInfoArgs filterButtonInfo = new GridFilterButtonInfoArgs();
filterButtonInfo.Cache = e.Cache;
filterButtonInfo.Graphics = e.Graphics;
DrawElementInfo elementInfo = info.InnerElements.Add(painter, filterButtonInfo);
elementInfo.RequireTotalBounds = true;
info.InnerElements.CalcBounds(e.ObjectArgs, e.Cache, e.Painter.GetObjectClientRectangle(e.ObjectArgs), e.Bounds);
Rectangle captionRect = e.CaptionRect;
captionRect.Width -= elementInfo.ElementInfo.Bounds.Width;
info.CaptionRect = captionRect;
}
private void DrawQuickCustomisationIcon(CustomDrawColumnHeaderEventArgs e)
{
if (e.ColumnType != HitInfoType.ColumnButton)
{
return;
}
DrawQuickCustomisationIconCore(e, treeList.ViewInfo.QuickCustomisationIcon,
treeList.ViewInfo.QuickCustomisationBounds);
}
private void DrawQuickCustomisationIcon(CustomDrawColumnHeaderEventArgs e)
{
if (e.ColumnType != HitInfoType.ColumnButton)
{
return;
}
DrawQuickCustomisationIconCore(e, treeList.ViewInfo.QuickCustomisationIcon,
treeList.ViewInfo.QuickCustomisationBounds);
}
private static void DrawTreeCustomizationMark(object sender, CustomDrawColumnHeaderEventArgs e)
{
var tree = sender as TreeList;
if (tree != null && e.Column == null && e.ColumnType == HitInfoType.ColumnButton && tree.Columns.Count(c => !c.Visible && c.OptionsColumn.ShowInCustomizationForm) > 0)
{
e.DefaultDraw();
DrawHiddenFieldsIcon(e.Graphics, e.Bounds);
e.Handled = true;
}
}
void treeList_CustomDrawColumnHeader(object sender, CustomDrawColumnHeaderEventArgs e)
{
TreeListColumn nextColumn = GetNextColumn();
if (nextColumn == null)
{
return;
}
if (e.Column == nextColumn)
{
e.Handled = true; return;
}
if (e.Column != columnToMerge)
{
return;
}
Rectangle r = e.ObjectArgs.Bounds;
r.Width = r.Width + nextColumn.VisibleWidth;
e.ObjectArgs.Bounds = r;
}
public override void DrawColumn(CustomDrawColumnHeaderEventArgs e)
{
base.DrawColumn(e);
DrawQuickCustomisationIcon(e);
}
public override void DrawColumn(CustomDrawColumnHeaderEventArgs e)
{
base.DrawColumn(e);
DrawQuickCustomisationIcon(e);
}
