/// <summary>
/// Registers a webpart zone.
/// </summary>
/// <param name="zone"></param>
internal void RegisterZone(WebPartZone zone)
{
if (this.pageLoadComplete)
{
throw new InvalidOperationException("Zones must be registered before the completion of the page initialization.");
}
if (String.IsNullOrEmpty(zone.ID))
{
throw new ArgumentException("The zone does not have an ID.");
}
if (this.zoneIDs.ContainsKey(zone.ID))
{
throw new ArgumentException("A zone with the same ID was already added.");
}
if (this.zones.Contains(zone))
{
throw new ArgumentException("The zone was already registered.");
}
this.zoneIDs.Add(zone.ID, zone);
this.zones.Add(zone);
((WebPartManagerControlCollection)this.Controls).AddWebPartPanelsFromZone(zone);
}
/// <summary>
/// Adds the webpart panels in the specified zone to the current collection.
/// </summary>
/// <param name="zone"></param>
internal void AddWebPartPanelsFromZone(WebPartZone zone)
{
WebPartPanelCollection panels = zone.GetInitialWebPartPanels();
foreach (WebPartPanel panel in panels)
{
base.Add(panel);
}
}
/// <summary>
/// Programmatically adds a webpart panel to a zone at the specified index.
/// </summary>
/// <param name="panel"></param>
/// <param name="zone"></param>
/// <param name="zoneIndex"></param>
public void AddWebPartPanel(WebPartPanel panel, WebPartZone zone, int zoneIndex)
{
((WebPartManagerControlCollection)this.Controls).AddWebPartPanel(panel);
// Only use the move procedure to set the panel's zone ID and zone index if it isn't
// already set. It could be set if this is a postback, and the panel was added in a
// previous request. If we would re-add the panel, the panel would be placed at the
// original specified position.
if (panel.ZoneID == null && panel.ZoneIndex < 0)
{
this.MoveWebPartPanel(panel, zone, zoneIndex);
}
}
/// <summary>
/// Moves a webpart panel to the specified zone at the specified index.
/// </summary>
/// <param name="panel"></param>
/// <param name="zone"></param>
/// <param name="zoneIndex"></param>
public void MoveWebPartPanel(WebPartPanel panel, WebPartZone zone, int zoneIndex)
{
WebPartPanelCollection panels = zone.WebPartPanels;
if (zoneIndex < 0)
{
throw new ArgumentOutOfRangeException("zoneIndex");
}
// Update the indices of the webpart panels which are placed beneath the moved panel.
for (int i = zoneIndex; i < panels.Count; i++)
{
panels[i].ZoneIndex++;
}
panel.ZoneID = zone.ID;
panel.ZoneIndex = zoneIndex;
}
/// <summary>
/// Gets the webparts for the specified zone.
/// </summary>
/// <param name="zone"></param>
/// <returns></returns>
internal WebPartPanelCollection GetWebPartsForZone(WebPartZone zone)
{
WebPartPanelCollection panels = new WebPartPanelCollection();
// Get the webpart panel's in the zone sorted by the the zone index.
SortedList <WebPartPanel, object> sortedPanels = new SortedList <WebPartPanel, object>(new WebPartManager.WebPartPanelZoneIndexComparer());
foreach (WebPartPanel panel in this.Controls)
{
if (panel.ZoneID == zone.ID && !panel.IsRemoved)
{
sortedPanels.Add(panel, null);
}
}
// Re-organize the zone indices, starting from 0.
for (int i = 0; i < sortedPanels.Keys.Count; i++)
{
sortedPanels.Keys[i].ZoneIndex = i;
panels.Add(sortedPanels.Keys[i]);
}
return(panels);
}
public override void Initialize(System.ComponentModel.IComponent component)
{
base.Initialize(component);
this.zone = (WebPartZone)component;
}
/// <summary>
/// Initializes a new instance of the <see cref="Wilco.Web.UI.WebControls.WebParts.WebPartPanelRenderer"/> class.
/// </summary>
/// <param name="zone">The zone for which the renderer will render the webpart panels.</param>
public WebPartPanelRenderer(WebPartZone zone)
{
this.zone = zone;
}
/// <summary>
/// Initializes a new instance of the <see cref="Wilco.Web.UI.WebControls.WebParts.WebPartPanelRenderer"/> class.
/// </summary>
/// <param name="zone">The zone for which the renderer will render the webpart panels.</param>
public WebPartPanelRenderer(WebPartZone zone)
{
this.zone = zone;
}