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separate Application contexts (added/removed to Application) and other contexts (e.g. Universal Editor's EditorContext)

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This commit is contained in:
Michael Becker 2021-02-23 23:40:31 -05:00
parent a594833143
commit 489544e372
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GPG Key ID: 98C333A81F18C22C
2 changed files with 83 additions and 9 deletions
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66
MBS.Framework/Application.cs
View File

@ -25,10 +25,69 @@ namespace MBS.Framework
{
public class Application
{
public class ApplicationContextCollection
: Context.ContextCollection
{
protected override void ClearItems()
{
for (int i = 0; i < this.Count; i++)
{
Instance.RemoveContext(this[i]);
}
base.ClearItems();
}
protected override void InsertItem(int index, Context item)
{
base.InsertItem(index, item);
Instance.AddContext(item);
}
protected override void RemoveItem(int index)
{
Instance.RemoveContext(this[index]);
base.RemoveItem(index);
}
}
public static Application Instance { get; set; } = null;
protected virtual Command FindCommandInternal(string commandID)
{
return null;
}
public Command FindCommand(string commandID)
{
Command cmd = FindCommandInternal(commandID);
if (cmd != null) return cmd;
cmd = Commands[commandID];
if (cmd != null) return cmd;
return null;
}
protected virtual Context FindContextInternal(Guid contextID)
{
return null;
}
public Context FindContext(Guid contextID)
{
Context ctx = FindContextInternal(contextID);
if (ctx != null) return ctx;
ctx = Contexts[contextID];
if (ctx != null) return ctx;
return null;
}
public Guid ID { get; set; } = Guid.Empty;
protected virtual void EnableDisableCommandInternal(Command command, bool enable)
{
}
internal void _EnableDisableCommand(Command command, bool enable)
{
EnableDisableCommandInternal(command, enable);
}
private string _UniqueName = null;
public string UniqueName
{
@ -86,6 +145,7 @@ namespace MBS.Framework
}
return false;
}
public void ExecuteCommand(string id, KeyValuePair<string, object>[] namedParameters = null)
{
Command cmd = Commands[id];
@ -154,7 +214,7 @@ namespace MBS.Framework
/// Gets a collection of <see cref="Context" /> objects representing system, application, user, and custom contexts for settings and other items.
/// </summary>
/// <value>A collection of <see cref="Context" /> objects representing cpublic for settings and other items.</value>
public Context.ContextCollection Contexts { get; } = new Context.ContextCollection();
public ApplicationContextCollection Contexts { get; } = new ApplicationContextCollection();
public ContextChangedEventHandler ContextAdded;
protected virtual void OnContextAdded(ContextChangedEventArgs e)
@ -171,7 +231,7 @@ namespace MBS.Framework
/// <summary>
/// Handles updating the menus, toolbars, keyboard shortcuts, and other UI elements associated with the application <see cref="Context" />.
/// </summary>
internal void AddContext(Context ctx)
private void AddContext(Context ctx)
{
OnContextAdded(new ContextChangedEventArgs(ctx));
}
@ -179,7 +239,7 @@ namespace MBS.Framework
/// <summary>
/// Handles updating the menus, toolbars, keyboard shortcuts, and other UI elements associated with the application <see cref="Context" />.
/// </summary>
internal void RemoveContext(Context ctx)
private void RemoveContext(Context ctx)
{
OnContextRemoved(new ContextChangedEventArgs(ctx));
}

26
MBS.Framework/Context.cs
View File

@ -28,22 +28,36 @@ namespace MBS.Framework
public class ContextCollection
: System.Collections.ObjectModel.Collection<Context>
{
private Dictionary<Guid, Context> _ItemsByID = new Dictionary<Guid, Context>();
public bool Contains(Guid contextID)
{
return _ItemsByID.ContainsKey(contextID);
}
public Context this[Guid id]
{
get
{
if (_ItemsByID.ContainsKey(id))
return _ItemsByID[id];
return null;
}
}
protected override void ClearItems()
{
for (int i = 0; i < this.Count; i++)
{
Application.Instance.RemoveContext(this[i]);
}
base.ClearItems();
_ItemsByID.Clear();
}
protected override void InsertItem(int index, Context item)
{
base.InsertItem(index, item);
Application.Instance.AddContext(item);
_ItemsByID[item.ID] = item;
}
protected override void RemoveItem(int index)
{
Application.Instance.RemoveContext(this[index]);
_ItemsByID.Remove(this[index].ID);
base.RemoveItem(index);
}
}