public OwnerContext(BaseMenuRenderer container)
{
if (container == null)
{
throw new ArgumentNullException("container");
}
this.container = container;
Menu owner = container.Owner;
Page page = owner.Page;
Header = page != null ? page.Header : null;
ClientID = owner.ClientID;
IsVertical = owner.Orientation == Orientation.Vertical;
StaticSubMenuIndent = owner.StaticSubMenuIndent;
SelectedItem = owner.SelectedItem;
ControlLinkStyle = owner.ControlLinkStyle;
StaticDisplayLevels = owner.StaticDisplayLevels;
StaticMenuItemStyle = owner.StaticMenuItemStyleInternal;
DynamicMenuItemStyle = owner.DynamicMenuItemStyleInternal;
LevelMenuItemStyles = owner.LevelMenuItemStyles;
}
public OwnerContext (BaseMenuRenderer container)
{
if (container == null)
throw new ArgumentNullException ("container");
this.container = container;
Menu owner = container.Owner;
Page page = owner.Page;
Header = page != null ? page.Header : null;
ClientID = owner.ClientID;
IsVertical = owner.Orientation == Orientation.Vertical;
StaticSubMenuIndent = owner.StaticSubMenuIndent;
SelectedItem = owner.SelectedItem;
ControlLinkStyle = owner.ControlLinkStyle;
StaticDisplayLevels = owner.StaticDisplayLevels;
StaticMenuItemStyle = owner.StaticMenuItemStyleInternal;
DynamicMenuItemStyle = owner.DynamicMenuItemStyleInternal;
LevelMenuItemStyles = owner.LevelMenuItemStyles;
}
public override void PreRender(Page page, HtmlHead head, ClientScriptManager csm, string cmenu, StringBuilder script)
{
Menu owner = Owner;
MenuItemStyle staticMenuItemStyle = owner.StaticMenuItemStyleInternal;
SubMenuStyle staticMenuStyle = owner.StaticMenuStyleInternal;
MenuItemStyle dynamicMenuItemStyle = owner.DynamicMenuItemStyleInternal;
SubMenuStyle dynamicMenuStyle = owner.DynamicMenuStyleInternal;
MenuItemStyleCollection levelMenuItemStyles = owner.LevelMenuItemStyles;
List <Style> levelMenuItemLinkStyles = owner.LevelMenuItemLinkStyles;
SubMenuStyleCollection levelSubMenuStyles = owner.LevelSubMenuStylesInternal;
MenuItemStyle staticSelectedStyle = owner.StaticSelectedStyleInternal;
MenuItemStyle dynamicSelectedStyle = owner.DynamicSelectedStyleInternal;
MenuItemStyleCollection levelSelectedStyles = owner.LevelSelectedStylesInternal;
List <Style> levelSelectedLinkStyles = owner.LevelSelectedLinkStyles;
Style staticHoverStyle = owner.StaticHoverStyleInternal;
Style dynamicHoverStyle = owner.DynamicHoverStyleInternal;
if (!csm.IsClientScriptIncludeRegistered(typeof(Menu), "Menu.js"))
{
string url = csm.GetWebResourceUrl(typeof(Menu), "Menu.js");
csm.RegisterClientScriptInclude(typeof(Menu), "Menu.js", url);
}
script.AppendFormat(onPreRenderScript,
cmenu,
page.IsMultiForm ? page.theForm : "window",
ClientScriptManager.GetScriptLiteral(owner.DisappearAfter),
ClientScriptManager.GetScriptLiteral(owner.Orientation == Orientation.Vertical));
if (owner.DynamicHorizontalOffset != 0)
{
script.Append(String.Concat(cmenu, ".dho = ", ClientScriptManager.GetScriptLiteral(owner.DynamicHorizontalOffset), ";\n"));
}
if (owner.DynamicVerticalOffset != 0)
{
script.Append(String.Concat(cmenu, ".dvo = ", ClientScriptManager.GetScriptLiteral(owner.DynamicVerticalOffset), ";\n"));
}
// The order in which styles are defined matters when more than one class
// is assigned to an element
RegisterStyle(owner.PopOutBoxStyle, head);
RegisterStyle(owner.ControlStyle, owner.ControlLinkStyle, head);
if (staticMenuItemStyle != null)
{
RegisterStyle(owner.StaticMenuItemStyle, owner.StaticMenuItemLinkStyle, head);
}
if (staticMenuStyle != null)
{
RegisterStyle(owner.StaticMenuStyle, head);
}
if (dynamicMenuItemStyle != null)
{
RegisterStyle(owner.DynamicMenuItemStyle, owner.DynamicMenuItemLinkStyle, head);
}
if (dynamicMenuStyle != null)
{
RegisterStyle(owner.DynamicMenuStyle, head);
}
if (levelMenuItemStyles != null && levelMenuItemStyles.Count > 0)
{
levelMenuItemLinkStyles = new List <Style> (levelMenuItemStyles.Count);
foreach (Style style in levelMenuItemStyles)
{
Style linkStyle = new Style();
levelMenuItemLinkStyles.Add(linkStyle);
RegisterStyle(style, linkStyle, head);
}
}
if (levelSubMenuStyles != null)
{
foreach (Style style in levelSubMenuStyles)
{
RegisterStyle(style, head);
}
}
if (staticSelectedStyle != null)
{
RegisterStyle(staticSelectedStyle, owner.StaticSelectedLinkStyle, head);
}
if (dynamicSelectedStyle != null)
{
RegisterStyle(dynamicSelectedStyle, owner.DynamicSelectedLinkStyle, head);
}
if (levelSelectedStyles != null && levelSelectedStyles.Count > 0)
{
levelSelectedLinkStyles = new List <Style> (levelSelectedStyles.Count);
foreach (Style style in levelSelectedStyles)
{
Style linkStyle = new Style();
levelSelectedLinkStyles.Add(linkStyle);
RegisterStyle(style, linkStyle, head);
}
}
if (staticHoverStyle != null)
{
if (head == null)
{
throw new InvalidOperationException("Using Menu.StaticHoverStyle requires Page.Header to be non-null (e.g. <head runat=\"server\" />).");
}
RegisterStyle(staticHoverStyle, owner.StaticHoverLinkStyle, head);
script.Append(String.Concat(cmenu, ".staticHover = ", ClientScriptManager.GetScriptLiteral(staticHoverStyle.RegisteredCssClass), ";\n"));
script.Append(String.Concat(cmenu, ".staticLinkHover = ", ClientScriptManager.GetScriptLiteral(owner.StaticHoverLinkStyle.RegisteredCssClass), ";\n"));
}
if (dynamicHoverStyle != null)
{
if (head == null)
{
throw new InvalidOperationException("Using Menu.DynamicHoverStyle requires Page.Header to be non-null (e.g. <head runat=\"server\" />).");
}
RegisterStyle(dynamicHoverStyle, owner.DynamicHoverLinkStyle, head);
script.Append(String.Concat(cmenu, ".dynamicHover = ", ClientScriptManager.GetScriptLiteral(dynamicHoverStyle.RegisteredCssClass), ";\n"));
script.Append(String.Concat(cmenu, ".dynamicLinkHover = ", ClientScriptManager.GetScriptLiteral(owner.DynamicHoverLinkStyle.RegisteredCssClass), ";\n"));
}
}
protected override void RenderMenuItem(HtmlTextWriter writer, MenuItem item, bool vertical, bool notLast, bool isFirst, OwnerContext oc)
{
Menu owner = Owner;
bool displayChildren = owner.DisplayChildren(item);
bool isDynamicItem = IsDynamicItem(owner, item);
int itemLevel = item.Depth + 1;
string str;
writer.RenderBeginTag(HtmlTextWriterTag.Li);
if (isDynamicItem)
{
RenderSeparatorImage(owner, writer, oc.DynamicTopSeparatorImageUrl, true);
}
else
{
RenderSeparatorImage(owner, writer, oc.StaticTopSeparatorImageUrl, true);
}
var linkStyle = new Style();
if (displayChildren && (isDynamicItem || itemLevel >= oc.StaticDisplayLevels))
{
AddCssClass(linkStyle, isDynamicItem && haveDynamicPopOut ? "popout-dynamic" : "popout");
}
AddCssClass(linkStyle, "level" + itemLevel);
MenuItemStyleCollection levelStyles = oc.LevelMenuItemStyles;
if (levelStyles != null && levelStyles.Count >= itemLevel)
{
MenuItemStyle style = levelStyles [itemLevel - 1];
string cssClass = style.CssClass;
if (!String.IsNullOrEmpty(cssClass))
{
AddCssClass(linkStyle, cssClass);
}
}
if (owner.SelectedItem == item)
{
AddCssClass(linkStyle, "selected");
}
str = item.ToolTip;
if (!String.IsNullOrEmpty(str))
{
writer.AddAttribute("title", str);
}
linkStyle.AddAttributesToRender(writer);
RenderItemHref(owner, writer, item);
writer.RenderBeginTag(HtmlTextWriterTag.A);
owner.RenderItemContent(writer, item, isDynamicItem);
writer.RenderEndTag();
str = item.SeparatorImageUrl;
if (String.IsNullOrEmpty(str))
{
if (isDynamicItem)
{
str = oc.DynamicBottomSeparatorImageUrl;
}
else
{
str = oc.StaticBottomSeparatorImageUrl;
}
}
RenderSeparatorImage(owner, writer, str, true);
// if (itemLevel == 1)
// writer.RenderEndTag (); // </li>
if (displayChildren)
{
owner.RenderMenu(writer, item.ChildItems, vertical, isDynamicItem, itemLevel, notLast);
}
if (itemLevel > 0)
{
writer.RenderEndTag(); // </li>
}
}