/// <exclude />
protected virtual Boolean LoadPostData(string postDataKey, System.Collections.Specialized.NameValueCollection postCollection)
{
String hiddenInputValue = postCollection[this.ClientSideCurrentItemTrackerID];
if (hiddenInputValue != null)
{
MultiViewItem postedItem = this.ItemByIndex(hiddenInputValue);
if (postedItem != null && this.CurrentItem != postedItem.Title)
{
this.CurrentItem = postedItem.Title;
return(true);
}
}
foreach (MultiViewItem item in this.Items)
{
if (postCollection[postDataKey + ":" + item.Title] != null || postCollection[postDataKey + ":" + item.Title + "_Image.x"] != null)
{
this.CurrentItem = item.Title;
return(true);
}
}
return(false);
}
protected void RenderDownLevelItemContent(HtmlTextWriter writer, MultiViewItem item)
{
if (this.Owner.LayoutDirection == MultiViewLayoutDirection.Vertical)
{
if (!this.Owner.Height.IsEmpty)
{
writer.AddStyleAttribute("height", "100%");
}
writer.RenderBeginTag("tr");
if (!this.Owner.Height.IsEmpty)
{
writer.AddStyleAttribute("height", "100%");
}
}
else
{
if (!this.Owner.Width.IsEmpty)
{
writer.AddStyleAttribute("width", "100%");
}
}
writer.RenderBeginTag("td");
item.RenderControl(writer);
writer.RenderEndTag();
if (this.Owner.LayoutDirection == MultiViewLayoutDirection.Vertical)
{
writer.RenderEndTag();
}
}
private void RegisterClientScript()
{
if (Page == null)
{
return;
}
String currentItemIndex = "0";
for (Int32 i = 0; i < this.Items.Count; i++)
{
MultiViewItem item = this.Items[i];
if (item.Title == this.CurrentItem)
{
currentItemIndex = i.ToString(CultureInfo.InvariantCulture);
break;
}
}
ClientScriptManager script = this.Page.ClientScript;
//script.RegisterHiddenField( ClientSideCurrentItemTrackerID, currentItemIndex );
script.RegisterClientScriptResource(typeof(MultiViewBar), "MetaBuilders.WebControls.Embedded.MultiViewBarScript.js");
script.RegisterArrayDeclaration(arrayName, "{ ID:'" + this.ClientID + "', Placement:'" + this.ButtonPlacement.ToString() + "', Layout:'" + this.LayoutDirection.ToString() + "', HiddenID:'" + ClientSideCurrentItemTrackerID + "', ItemCount:'" + this.Items.Count.ToString(CultureInfo.InvariantCulture) + "' }");
script.RegisterStartupScript(typeof(MultiViewBar), "startup", "MetaBuilders_MultiViewBar_Init(); " + String.Format(Resources.AjaxWorkaroundScript, "MetaBuilders_MultiViewBar_Init"), true);
}
/// <summary>
/// Gets the index of the given item.
/// </summary>
public int GetItemIndex(MultiViewItem item)
{
if (this.owner.HasControls())
{
return(this.owner.Controls.IndexOf(item));
}
return(-1);
}
/// <exclude />
public override void RenderBeginTag(HtmlTextWriter writer)
{
String currentItemIndex = "0";
for (Int32 i = 0; i < this.Items.Count; i++)
{
MultiViewItem item = this.Items[i];
if (item.Title == this.CurrentItem)
{
currentItemIndex = i.ToString(CultureInfo.InvariantCulture);
break;
}
}
writer.WriteBeginTag("input");
writer.WriteAttribute("type", "hidden");
writer.WriteAttribute("value", currentItemIndex);
writer.WriteAttribute("id", ClientSideCurrentItemTrackerID);
writer.WriteAttribute("name", ClientSideCurrentItemTrackerID);
writer.Write(" />");
base.RenderBeginTag(writer);
}
protected void RenderUplevelItemButton(HtmlTextWriter writer, MultiViewItem item)
{
if (this.Owner.LayoutDirection == MultiViewLayoutDirection.Vertical)
{
writer.RenderBeginTag("tr");
}
Boolean itemIsCurrent = (item.Title == this.ActiveItem);
if (!itemIsCurrent)
{
writer.AddAttribute(HtmlTextWriterAttribute.Onclick, this.Owner.Page.ClientScript.GetPostBackEventReference(this.Owner, item.Title));
writer.AddStyleAttribute("cursor", "pointer");
}
MultiViewItemButtonStyle itemStyle = new MultiViewItemButtonStyle();
if (itemIsCurrent)
{
itemStyle.CopyFrom(this.Owner.CurrentButtonStyle);
}
itemStyle.MergeWith(this.Owner.ButtonStyle);
itemStyle.AddAttributesToRender(writer);
writer.AddStyleAttribute("padding", "5px");
writer.RenderBeginTag("td");
if (item.ImageUrl.Length != 0)
{
Image itemImageButton = new Image();
if (!itemIsCurrent)
{
itemImageButton.Attributes["onclick"] = this.Owner.Page.ClientScript.GetPostBackEventReference(this.Owner, item.Title);
}
itemImageButton.ImageUrl = item.ImageUrl;
itemImageButton.ImageAlign = ImageAlign.Middle;
itemImageButton.BorderWidth = Unit.Pixel(0);
itemImageButton.ToolTip = item.Title;
itemImageButton.AlternateText = item.Title;
itemImageButton.RenderControl(writer);
writer.Write(" ");
}
HyperLink buttonControl = new HyperLink();
if (!itemIsCurrent && this.Owner.Page != null)
{
buttonControl.NavigateUrl = this.Owner.Page.ClientScript.GetPostBackClientHyperlink(this.Owner, item.Title);
}
else
{
buttonControl.NavigateUrl = "";
}
buttonControl.BorderWidth = Unit.Pixel(0);
buttonControl.ForeColor = itemStyle.ForeColor;
buttonControl.Text = item.Title;
buttonControl.RenderControl(writer);
writer.RenderEndTag();
if (this.Owner.LayoutDirection == MultiViewLayoutDirection.Vertical)
{
writer.RenderEndTag();
}
}
protected void RenderDownLevelItemButton(HtmlTextWriter writer, MultiViewItem item)
{
Boolean itemIsCurrent = (item.Title == this.ActiveItem);
MultiViewItemButtonStyle itemStyle = new MultiViewItemButtonStyle();
if (itemIsCurrent)
{
itemStyle.CopyFrom(this.Owner.CurrentButtonStyle);
}
itemStyle.MergeWith(this.Owner.ButtonStyle);
if (this.Owner.LayoutDirection == MultiViewLayoutDirection.Vertical)
{
writer.RenderBeginTag("tr");
}
itemStyle.AddAttributesToRender(writer);
writer.AddStyleAttribute("padding", "5px");
writer.RenderBeginTag("td");
if (item.ImageUrl.Length != 0)
{
Image itemImageButton;
if (itemIsCurrent)
{
itemImageButton = new Image();
}
else
{
itemImageButton = new ImageButton();
itemImageButton.ID = this.Owner.UniqueID + ":" + item.Title + "_Image";
}
itemImageButton.ImageUrl = item.ImageUrl;
itemImageButton.ImageAlign = ImageAlign.Middle;
itemImageButton.BorderWidth = Unit.Pixel(0);
itemImageButton.ToolTip = item.Title;
itemImageButton.AlternateText = item.Title;
itemImageButton.RenderControl(writer);
writer.Write(" ");
}
if (itemIsCurrent)
{
writer.Write(item.Title);
}
else
{
Button itemButton = new Button();
itemButton.ID = this.Owner.UniqueID + ":" + item.Title;
itemButton.Text = item.Title;
itemButton.ForeColor = itemStyle.ForeColor;
itemButton.BackColor = itemStyle.BackColor;
itemButton.RenderControl(writer);
}
writer.RenderEndTag();
if (this.Owner.LayoutDirection == MultiViewLayoutDirection.Vertical)
{
writer.RenderEndTag();
}
}
/// <summary>
/// Removes the given <see cref="MultiViewItem"/> from the collection.
/// </summary>
public void Remove(MultiViewItem item)
{
this.owner.Controls.Remove(item);
}
/// <summary>
/// Adds the given <see cref="MultiViewItem"/> to the collection at the given index.
/// </summary>
public void AddAt(int index, MultiViewItem item)
{
this.owner.Controls.AddAt(index, item);
}
/// <summary>
/// Adds the given <see cref="MultiViewItem"/> to the collection.
/// </summary>
/// <returns>Returns the index of the item in the collection.</returns>
public Int32 Add(MultiViewItem item)
{
this.AddAt(-1, item);
return(this.owner.Controls.Count - 1);
}
