internal override float GetItemOffset(RectangleF clientRect, PageViewItemSizeInfo sizeInfo, float proposedOffset)
{
int itemSpacing = this.layoutInfo.itemSpacing;
ExplorerBarItemSizeInfo itemSizeInfo = sizeInfo as ExplorerBarItemSizeInfo;
SizeF contentSize = itemSizeInfo.contentSize;
switch (this.layoutInfo.position)
{
case StackViewPosition.Bottom:
case StackViewPosition.Top:
proposedOffset += contentSize.Height;
break;
default:
proposedOffset += contentSize.Width;
break;
}
if (itemSizeInfo.IsExpanded)
{
proposedOffset -= itemSpacing;
}
ExplorerBarLayoutInfo info = this.layoutInfo as ExplorerBarLayoutInfo;
info.fullLayoutLength = (int)proposedOffset;
return(proposedOffset);
}
internal virtual Size GetItemContentMetrics(ExplorerBarItemSizeInfo itemSizeInfo)
{
RadPageViewPage itemPage = itemSizeInfo.item.Page;
RadPageViewExplorerBarItem explorerBarItem = itemSizeInfo.item as RadPageViewExplorerBarItem;
Padding contentAreaPadding = explorerBarItem.AssociatedContentAreaElement.Padding;
Size result = explorerBarItem.AssociatedContentAreaElement.MinSize;
if (itemPage != null)
{
foreach (Control ctrl in itemPage.Controls)
{
if (result.Width < ctrl.Left)
{
result.Width = ctrl.Left;
}
if (result.Height < ctrl.Bottom)
{
result.Height = ctrl.Bottom;
}
}
}
result.Width += contentAreaPadding.Horizontal;
result.Height += contentAreaPadding.Vertical;
return(result);
}
internal override SizeF GetContentSizeForItem(PageViewItemSizeInfo sizeInfo, System.Drawing.RectangleF clientRect)
{
if (sizeInfo == null)
{
return(SizeF.Empty);
}
ExplorerBarItemSizeInfo explorerBarSizeInfo = sizeInfo as ExplorerBarItemSizeInfo;
if (!explorerBarSizeInfo.IsExpanded)
{
return(SizeF.Empty);
}
SizeF result = SizeF.Empty;
switch (this.layoutInfo.position)
{
case StackViewPosition.Top:
result.Width = clientRect.Width;
result.Height = this.GetContentLength(explorerBarSizeInfo, clientRect.Height);
break;
case StackViewPosition.Left:
result.Width = this.GetContentLength(explorerBarSizeInfo, clientRect.Width);
result.Height = clientRect.Height;
break;
}
return(result);
}
public override PageViewItemSizeInfo CreateItemSizeInfo(RadPageViewItem item)
{
RadPageViewExplorerBarItem viewExplorerBarItem = item as RadPageViewExplorerBarItem;
bool isVertical = this.GetIsVertical();
bool isExpanded = viewExplorerBarItem.IsExpanded;
ExplorerBarItemSizeInfo explorerBarItemSizeInfo = new ExplorerBarItemSizeInfo(viewExplorerBarItem, isVertical, isExpanded);
if (isExpanded)
{
this.ExpandedItems.Add(explorerBarItemSizeInfo);
++this.expandedItemsCount;
}
return((PageViewItemSizeInfo)explorerBarItemSizeInfo);
}
public override PageViewItemSizeInfo CreateItemSizeInfo(RadPageViewItem item)
{
RadPageViewExplorerBarItem explorerBarItem = item as RadPageViewExplorerBarItem;
bool isVertical = this.GetIsVertical();
bool isItemExpanded = explorerBarItem.IsExpanded;
ExplorerBarItemSizeInfo sizeInfo = new ExplorerBarItemSizeInfo(explorerBarItem, isVertical, isItemExpanded);
if (isItemExpanded)
{
this.ExpandedItems.Add(sizeInfo);
this.expandedItemsCount++;
}
return(sizeInfo);
}
internal virtual float GetContentLength(ExplorerBarItemSizeInfo itemSizeInfo, float availableLength)
{
switch (this.ContentSizeMode)
{
case ExplorerBarContentSizeMode.FixedLength:
return(itemSizeInfo.item.PageLength);
case ExplorerBarContentSizeMode.AutoSizeToBestFit:
if (Owner == null)
{
switch (this.layoutInfo.position)
{
case StackViewPosition.Top:
return(itemSizeInfo.contentSize.Height);
case StackViewPosition.Left:
return(itemSizeInfo.contentSize.Width);
}
}
else
{
Size contentMetrics = this.GetItemContentMetrics(itemSizeInfo);
switch (this.layoutInfo.position)
{
case StackViewPosition.Top:
return(contentMetrics.Height);
case StackViewPosition.Left:
return(contentMetrics.Width);
}
}
break;
case ExplorerBarContentSizeMode.EqualLength:
float itemLength = this.layoutInfo.layoutLength;
ExplorerBarLayoutInfo explorerLayoutInfo = this.layoutInfo as ExplorerBarLayoutInfo;
return((availableLength - itemLength) / explorerLayoutInfo.expandedItemsCount);
}
return(availableLength);
}
