/// <summary>
/// 将此控件呈现给指定的输出参数，并使用指定的数据初始化控件。
/// </summary>
/// <param name="writer"> 接收控件内容的 HtmlTextWriter 编写器 </param>
/// <param name="MenuXML">菜单文件名。</param>
public void RenderControl(HtmlTextWriter writer, string MenuXML)
{
Thinksea.WebControls.Menu2.Menu menuConnection = new Thinksea.WebControls.Menu2.Menu(MenuXML); // 菜单数据库联接。
string OutMenuHtmlText = // 输出菜单 HTML 文本。
@"<script type='text/javascript' id='clientEventHandlersJS'>
<!--
function Thinksea_WebControls_Menu2_menuChange_" + this.ID + @"(obj,menu)
{
var controls = document.getElementById('" + this.ID + @"').all;
for (var i=0; i < controls.length; i++)
{
if( controls[i].id == menu )
{
menu = controls[i];
}
}
if(menu.style.display=='')
{" ;
if (this.MenuTitleCollapseStyle != null)
{
if (this.MenuTitleCollapseStyle.CssClass != null && this.MenuTitleCollapseStyle.CssClass != "")
{
OutMenuHtmlText = OutMenuHtmlText + @"
obj.className='" + this.MenuTitleCollapseStyle.CssClass + @"';";
}
string styleStr = this.StyleToCssString(this.MenuTitleCollapseStyle);
if (styleStr != "")
{
OutMenuHtmlText = OutMenuHtmlText + @"
obj.style.cssText='" + styleStr + @"';";
}
}
OutMenuHtmlText += @"
menu.style.display='none';
}else{" ;
if (this.MenuTitleStyle != null)
{
if (this.MenuTitleStyle.CssClass != null && this.MenuTitleStyle.CssClass != "")
{
OutMenuHtmlText = OutMenuHtmlText + @"
obj.className='" + this.MenuTitleStyle.CssClass + @"';";
}
string styleStr = this.StyleToCssString(this.MenuTitleStyle);
if (styleStr != "")
{
OutMenuHtmlText = OutMenuHtmlText + @"
obj.style.cssText='" + styleStr + @"';";
}
}
OutMenuHtmlText += @"
menu.style.display='';
}
}
//-->
</script>" ;
System.Web.UI.WebControls.Panel MenuPanel = new System.Web.UI.WebControls.Panel();
MenuPanel.ID = this.ID;
if (this.Style["Z-INDEX"] != null)
{
MenuPanel.Style["Z-INDEX"] = this.Style["Z-INDEX"];
}
if (this.Style["POSITION"] != null)
{
MenuPanel.Style["POSITION"] = this.Style["POSITION"];
}
if (this.Style["LEFT"] != null)
{
MenuPanel.Style["LEFT"] = this.Style["LEFT"];
}
if (this.Style["TOP"] != null)
{
MenuPanel.Style["TOP"] = this.Style["TOP"];
}
MenuPanel.ApplyStyle(this.ControlStyle);
MenuPanel.Enabled = this.Enabled;
MenuPanel.Visible = this.Visible;
int menuGroupCount = 0; //菜单组数量
int menuItemCount; //菜单组中菜单项数量
Thinksea.WebControls.Menu2.MenuGroup [] mgis = menuConnection.GetMenuGroup( );
foreach (Thinksea.WebControls.Menu2.MenuGroup tmpmgis in mgis)
{
Thinksea.WebControls.Menu2.MenuItem [] miis = menuConnection.GetMenuItemOfMenuGroupIDWithAccessFilter(tmpmgis.ID, this.Powers);
if (miis.Length > 0)
{
menuItemCount = 0;
#region 菜单集合。
System.Web.UI.WebControls.Table MenuGroup = new System.Web.UI.WebControls.Table();
MenuGroup.Width = new System.Web.UI.WebControls.Unit("100%");
MenuGroup.CellSpacing = 0;
MenuGroup.CellPadding = 0;
#region 菜单组标题
System.Web.UI.WebControls.TableRow MenuGroupTitleRow = new System.Web.UI.WebControls.TableRow();
MenuGroupTitleRow.Style["CURSOR"] = "hand";
#region
System.Web.UI.WebControls.TableCell MenuGroupTitleCell = new System.Web.UI.WebControls.TableCell();
if (tmpmgis.Expand)
{
MenuGroupTitleCell.ApplyStyle(this.MenuTitleStyle);
}
else
{
MenuGroupTitleCell.ApplyStyle(this.MenuTitleCollapseStyle);
}
MenuGroupTitleCell.Attributes["onclick"] = "Thinksea_WebControls_Menu2_menuChange_" + this.ID + "(this,'" + tmpmgis.ID.Replace("\"", "\\\"") + "');";
#region 填充菜单组标题
System.Web.UI.WebControls.Label TitleText = new System.Web.UI.WebControls.Label();
TitleText.ApplyStyle(this.MenuTitleOnMouseOutStyle);
if (this.MenuTitleOnMouseOverStyle != null)
{
string styleStr = this.StyleToCssString(this.MenuTitleOnMouseOverStyle);
if (styleStr != "")
{
TitleText.Attributes["onmouseover"] = "this.style.cssText='" + styleStr + "';";
}
else
{
if (this.MenuTitleOnMouseOverStyle.CssClass != null && this.MenuTitleOnMouseOverStyle.CssClass != "")
{
TitleText.Attributes["onmouseover"] = "this.className='" + this.MenuTitleOnMouseOverStyle.CssClass + "';";
}
}
}
if (this.MenuTitleOnMouseOutStyle != null)
{
string styleStr = this.StyleToCssString(this.MenuTitleOnMouseOutStyle);
if (styleStr != "")
{
TitleText.Attributes["onmouseout"] = "this.style.cssText='" + styleStr + "';";
}
else
{
if (this.MenuTitleOnMouseOutStyle.CssClass != null && this.MenuTitleOnMouseOutStyle.CssClass != "")
{
TitleText.Attributes["onmouseout"] = "this.className='" + this.MenuTitleOnMouseOutStyle.CssClass + "';";
}
}
}
TitleText.Text = tmpmgis.Text;
MenuGroupTitleCell.Controls.Add(TitleText);
#endregion
MenuGroupTitleRow.Cells.Add(MenuGroupTitleCell);
#endregion
MenuGroup.Rows.Add(MenuGroupTitleRow);
#endregion
#region 菜单项集合。
System.Web.UI.WebControls.TableRow MenuGroupRow = new System.Web.UI.WebControls.TableRow();
#region
System.Web.UI.WebControls.TableCell MenuGroupCell = new System.Web.UI.WebControls.TableCell();
#region
System.Web.UI.WebControls.Panel MenuGroupPanel = new System.Web.UI.WebControls.Panel();
MenuGroupPanel.ApplyStyle(this.MenuGroupStyle);
MenuGroupPanel.ID = tmpmgis.ID;
if (!tmpmgis.Expand)
{
MenuGroupPanel.Style["DISPLAY"] = "none";
}
#region 填充菜单项
int CellMaxCount = this.MaxColumn; //用来控制每行最多显示的菜单项数量
int CellIndex = 0; //当前显示的菜单项行索引。用来辅助CellMaxCount完成控制每行显示的菜单项数量
foreach (Thinksea.WebControls.Menu2.MenuItem tmpmiis in miis)
{
#region 插入菜单项分隔符
if (this.ShowMenuItemSeparator && CellIndex > 0)
{
System.Web.UI.WebControls.Label menuItemSeparator = new System.Web.UI.WebControls.Label();
menuItemSeparator.ApplyStyle(this.MenuItemSeparatorStyle);
MenuGroupPanel.Controls.Add(menuItemSeparator);
}
#endregion
#region 菜单项
System.Web.UI.WebControls.HyperLink MenuItem = new System.Web.UI.WebControls.HyperLink();
MenuItem.ApplyStyle(this.MenuItemStyle);
MenuItem.ID = tmpmiis.ID;
MenuItem.Text = tmpmiis.Text;
if (this.Enabled)
{
if (tmpmiis.URL.Length == 0)
{
MenuItem.NavigateUrl = "javascript:" + this.Page.ClientScript.GetPostBackEventReference(this, "ItemID_" + tmpmiis.ID);
}
else
{
MenuItem.Target = tmpmiis.Target;
MenuItem.NavigateUrl = tmpmiis.URL;
}
if (this.ItemDataBound != null)
{
this.ItemDataBound(this, new Thinksea.WebControls.Menu2.ItemEventArgs(MenuItem, tmpmiis));
}
}
MenuGroupPanel.Controls.Add(MenuItem);
#endregion
menuItemCount++;
CellIndex++;
if (CellIndex >= CellMaxCount)
{
CellIndex = 0;
System.Web.UI.WebControls.Literal MenuItemSplit = new System.Web.UI.WebControls.Literal();
MenuItemSplit.Text = "<br>";
MenuGroupPanel.Controls.Add(MenuItemSplit);
}
}
#endregion
MenuGroupCell.Controls.Add(MenuGroupPanel);
#endregion
MenuGroupRow.Cells.Add(MenuGroupCell);
#endregion
MenuGroup.Rows.Add(MenuGroupRow);
#endregion
if (menuItemCount > 0)
{
if (this.ShowMenuGroupSeparator && menuGroupCount > 0)
{
System.Web.UI.WebControls.Panel menuGroupSeparator = new System.Web.UI.WebControls.Panel();
menuGroupSeparator.ApplyStyle(this.MenuGroupSeparatorStyle);
MenuPanel.Controls.Add(menuGroupSeparator);
}
MenuPanel.Controls.Add(MenuGroup);
menuGroupCount++;
}
#endregion
}
}
writer.Write(OutMenuHtmlText);
MenuPanel.RenderControl(writer);
}
protected override void RenderBeginTag(HtmlTextWriter writer) {
Menu owner = Control;
// skip link
if (owner.SkipLinkText.Length != 0) {
HyperLink skipLink = new HyperLink();
skipLink.NavigateUrl = '#' + owner.ClientID + "_SkipLink";
skipLink.ImageUrl = owner.SpacerImageUrl;
skipLink.Text = owner.SkipLinkText;
skipLink.Height = Unit.Pixel(1);
skipLink.Width = Unit.Pixel(1);
skipLink.Page = Page;
skipLink.RenderControl(writer);
}
_menuPanel = new Panel();
_menuPanel.ID = owner.UniqueID;
_menuPanel.Page = Page;
// Determine root menu style
MenuItem titleItem;
if (_path != null) {
titleItem = owner.Items.FindItem(_path.Split(TreeView.InternalPathSeparator), 0);
_titleItem = titleItem;
}
else {
titleItem = owner.RootItem;
}
SubMenuStyle rootMenuStyle = owner.GetSubMenuStyle(titleItem);
if (!rootMenuStyle.IsEmpty) {
if (Page != null && Page.SupportsStyleSheets) {
string styleClass = owner.GetSubMenuCssClassName(titleItem);
if (styleClass.Trim().Length > 0) {
_menuPanel.CssClass = styleClass;
}
}
else {
_menuPanel.ApplyStyle(rootMenuStyle);
}
}
_menuPanel.Width = owner.Width;
_menuPanel.Height = owner.Height;
_menuPanel.Enabled = owner.IsEnabled;
_menuPanel.RenderBeginTag(writer);
}
/// <summary>
/// Creates the control sub-components of the
/// control.
/// </summary>
/// <remarks>
/// Sets the user <see cref="_contentCell"/> container
/// object render delegate as the
/// <see cref="RenderPanelContent"/> method using the
/// <see cref="Control.SetRenderMethodDelegate">
/// SetRenderMethodDelegate</see> method. This allows
/// the content (this panel control) to be rendered as a
/// child object of the <see cref="_contentCell"/> container.
/// </remarks>
private void CreateControlComponents()
{
// Create the header panel and
// set its state to this control state.
_headerPanel = new Panel();
_headerPanel.ID = this.HeaderPanelId;
_headerPanel.Visible = this.Visible;
_headerPanel.Width = this.Width;
_headerPanel.Height = this.Height;
foreach(string key in this.Attributes.Keys)
{
string val = this.Attributes[key];
_headerPanel.Attributes.Add(key, val);
}
_headerPanel.ToolTip = this.ToolTip;
_headerPanel.ApplyStyle(this.ControlStyle);
// Ensures that if a border is required,
// the content panel (this) does not get a
// second border.
this.BorderStyle = BorderStyle.NotSet;
// Create the hidden input and set the
// control collapsed state value.
_currentState = new HtmlInputHidden();
_currentState.ID = this.CollapsedStateId;
_currentState.Value = this.Collapsed ? "true" : "false";
// Create the control table container.
_controlTable = new HtmlTable();
_controlTable.ID = this.ID + "_Table";
_controlTable.Width = "100%";
_controlTable.CellSpacing = 0;
_controlTable.CellPadding = 2;
_controlTable.Visible = true;
// Create the header container row.
_headerRow = new HtmlTableRow();
_headerRow.ID = this.ID + "_HeaderRow";
_headerRow.Visible = true;
// Create the title cell.
_titleCell = new HtmlTableCell();
_titleCell.ID = this.ID + "_TitleCell";
_titleCell.Align = "left";
_titleCell.Width = "90%";
_titleCell.Visible = true;
// Set the style of the cell to the TitleStyle.
ApplyStyle(_titleCell, this.TitleStyle);
// Create the title link.
_titleLink = new HyperLink();
_titleLink.ID = this.ID + "_TitleLink";
_titleLink.Text = this.TitleText;
// Set the style of the link to the TitleStyle.
_titleLink.ApplyStyle(this.TitleStyle);
_titleLink.Visible = true;
// Create the action cell.
_actionCell = new HtmlTableCell();
_actionCell.ID = this.ID + "_ActionCell";
_actionCell.Align = "right";
_actionCell.Width = "10%";
_actionCell.Visible = true;
_actionCell.NoWrap = true;
// Set the style of the cell to the TitleStyle.
ApplyStyle(_actionCell, this.TitleStyle);
// Create the action link.
_actionLink = new HyperLink();
_actionLink.ID = this.ID + "_actionLink";
// Set the style of the link to the TitleStyle.
_actionLink.ApplyStyle(this.TitleStyle);
// Create the row container for this control.
_contentRow = new HtmlTableRow();
_contentRow.ID = this.ID + "_ContentRow";
_contentRow.Visible = true;
// Create the cell container for this control.
_contentCell = new HtmlTableCell();
_contentCell.ID = this.ID + "_ContentCell";
_contentCell.ColSpan = 2;
_contentCell.Align = "left";
_contentCell.Visible = true;
// Set the render method for this control panel.
// This allows us to render this control (user content panel)
// as a child of the content cell.
_contentCell.SetRenderMethodDelegate(
new RenderMethod(RenderPanelContent));
}
