public LayoutInstance(IServiceProvider serviceProvider, IActivationSite parentSite, LayoutDefinition layoutDefinition, bool isInEditMode)
{
this.LayoutDefinition = layoutDefinition;
this.LayoutDefinition.SlotDefinition.Changed += OnRootSlotChanged;
this.LayoutDefinition.ViewSources.CollectionChanged += OnLayoutDefinitionViewSourcesChanged;
this.ParentSite = parentSite;
this.IsInEditMode = isInEditMode;
this.serviceContainer = new ServiceContainer(serviceProvider);
this.serviceContainer.AddService(typeof(IViewBindingService), this);
this.ServiceProvider = serviceContainer;
this.LayoutControl = new LayoutControl(this);
this.LayoutControl.SlotDefinition = isInEditMode ? this.LayoutDefinition.SlotDefinition : this.LayoutDefinition.SlotDefinition.Clone();
this.singleViewContentTemplate = this.LayoutControl.FindResource(isInEditMode ? "EditModeSingleViewContentTemplate" : "SingleViewContentTemplate") as DataTemplate;
this.tabbedViewContentTemplate = this.LayoutControl.FindResource(isInEditMode ? "EditModeTabbedViewContentTemplate" : "TabbedViewContentTemplate") as DataTemplate;
this.ourWindow = serviceProvider.GetService(typeof(ToolsUIWindow)) as ToolsUIWindow;
object stateObject;
// We do this trick (storing our activation state in our window per layout definition) so that
// the layout editor can create an instance that matches the "real" layout states.
if (!this.ourWindow.StateTable.TryGetValue(this.LayoutDefinition, out stateObject))
{
stateObject = new LayoutInstanceState();
this.ourWindow.StateTable[this.LayoutDefinition] = stateObject;
}
this.state = (LayoutInstanceState)stateObject;
EnsureSlotContentPopulation();
}
void IActivationSite.NotifyActivation(object child)
{
var site = child as ViewSite;
if (site != null)
{
this.lastActiveChildSite = site;
this.ParentSite.NotifyActivation(this);
}
}
void IActivationSite.NotifyActivation(object child)
{
var slotContent = child as SlotContent;
if (slotContent != null)
{
this.lastActiveChildSite = slotContent;
this.ActivationIndex = ++nextActivationIndex;
this.ParentSite.NotifyActivation(this);
}
}
public static T FindParentSite <T>(this IActivationSite site) where T : class, IActivationSite
{
for (var p = site; p != null; p = p.ParentSite)
{
if (p is T)
{
return((T)p);
}
}
return(null);
}
void IActivationSite.TunnelActivation()
{
if (this.lastActiveChildSite == null)
{
// We need to pick one... at random
this.lastActiveChildSite = this.existingSlotContents.Values.FirstOrDefault();
this.ActivationIndex = ++nextActivationIndex;
}
if (this.lastActiveChildSite != null)
{
this.lastActiveChildSite.TunnelActivation();
}
}
void IActivationSite.TunnelActivation()
{
if (this.lastActiveChildSite == null)
{
// We need to pick one...
var tabControl = this.slotPanelChild as ViewTabControl;
if (tabControl != null)
{
this.lastActiveChildSite = tabControl.SelectedItem as ViewSite;
}
}
if (this.lastActiveChildSite != null)
{
this.lastActiveChildSite.TunnelActivation();
}
}
void IActivationSite.BubbleActivation(object child)
{
var site = child as ViewSite;
if (site != null)
{
// Must set last active site before bubbling -- the bubble may cause an immediate tunnel.
this.lastActiveChildSite = site;
this.ParentSite.BubbleActivation(this);
var tabControl = this.slotPanelChild as ViewTabControl;
if (tabControl != null && tabControl.Items.Contains(site))
{
tabControl.SelectedIndex = tabControl.Items.IndexOf(site);
}
}
}
public ViewSite(IActivationSite parentSite, ViewSource viewSource, DataTemplate template, bool editMode, IServiceProvider serviceProvider)
{
this.ParentSite = parentSite;
this.ViewSource = viewSource;
this.Template = template;
if (!editMode)
{
this.View = viewSource.ViewCreator.CreateView(serviceProvider);
this.View.DocumentAffinity = this.ViewSource.Parent.DocumentFactoryName;
this.View.Site = this;
// This binding allows views to control the view source title by simply changing their View.Title property.
BindingOperations.SetBinding(this.View, View.TitleProperty, new Binding
{
Source = this.ViewSource,
Path = new PropertyPath(ViewSource.TitleProperty),
Mode = BindingMode.TwoWay
});
}
}
public ViewSite(IActivationSite parentSite, ViewSource viewSource, DataTemplate template, bool editMode, IServiceProvider serviceProvider)
{
this.ParentSite = parentSite;
this.ViewSource = viewSource;
this.Template = template;
if (!editMode)
{
this.View = viewSource.ViewCreator.CreateView(serviceProvider);
this.View.DocumentAffinity = this.ViewSource.Parent.DocumentFactoryName;
this.View.Site = this;
// This binding allows views to control the view source title by simply changing their View.Title property.
BindingOperations.SetBinding(this.View, View.TitleProperty, new Binding
{
Source = this.ViewSource,
Path = new PropertyPath(ViewSource.TitleProperty),
Mode = BindingMode.TwoWay
});
}
}
void IActivationSite.NotifyActivation(object child)
{
var site = child as ViewSite;
if (site != null)
{
this.lastActiveChildSite = site;
this.ParentSite.NotifyActivation(this);
}
}
void IActivationSite.TunnelActivation()
{
if (this.lastActiveChildSite == null)
{
// We need to pick one...
var tabControl = this.slotPanelChild as ViewTabControl;
if (tabControl != null)
{
this.lastActiveChildSite = tabControl.SelectedItem as ViewSite;
}
}
if (this.lastActiveChildSite != null)
{
this.lastActiveChildSite.TunnelActivation();
}
}
void IActivationSite.BubbleActivation(object child)
{
var site = child as ViewSite;
if (site != null)
{
// Must set last active site before bubbling -- the bubble may cause an immediate tunnel.
this.lastActiveChildSite = site;
this.ParentSite.BubbleActivation(this);
var tabControl = this.slotPanelChild as ViewTabControl;
if (tabControl != null && tabControl.Items.Contains(site))
{
tabControl.SelectedIndex = tabControl.Items.IndexOf(site);
}
}
}
