Merge pull request #17 from MichaelTheShifter/shiftui_integration

Shiftui integration

1 files changed, 332 insertions, 0 deletions

diff --git a/source/ShiftUI/ListView/ListViewGroupCollection.cs b/source/ShiftUI/ListView/ListViewGroupCollection.cs
new file mode 100644
index 0000000..b2eceb8
--- /dev/null
+++ b/source/ShiftUI/ListView/ListViewGroupCollection.cs
@@ -0,0 +1,332 @@
+//
+//  ListViewGroupCollection.cs
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+// 
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+// 
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+// Copyright (c) 2006 Daniel Nauck
+//
+// Author:
+//      Daniel Nauck    (dna(at)mono-project(dot)de)
+//      Carlos Alberto Cortez <[email protected]>
+
+using System;
+using System.Text;
+using System.Collections;
+using System.Collections.Generic;
+using System.ComponentModel;
+
+namespace ShiftUI
+{
+	[ListBindable(false)]
+	public class ListViewGroupCollection : IList, ICollection, IEnumerable
+	{
+		private List<ListViewGroup> list = null;
+		private ListView list_view_owner = null;
+		private ListViewGroup default_group;
+
+		ListViewGroupCollection()
+		{
+			list = new List<ListViewGroup> ();
+
+			default_group = new ListViewGroup ("Default Group");
+			default_group.IsDefault = true;
+		}
+
+		internal ListViewGroupCollection(ListView listViewOwner) : this()
+		{
+			list_view_owner = listViewOwner;
+			default_group.ListViewOwner = listViewOwner;
+		}
+
+		internal ListView ListViewOwner {
+			get { return list_view_owner; }
+			set { list_view_owner = value; }
+		}
+
+		#region IEnumerable Members
+
+		public IEnumerator GetEnumerator()
+		{
+			return list.GetEnumerator();
+		}
+
+		#endregion
+
+		#region ICollection Members
+
+		public void CopyTo(Array array, int index)
+		{
+			((ICollection) list).CopyTo(array, index);
+		}
+
+		public int Count {
+			get { return list.Count; }
+		}
+
+		bool ICollection.IsSynchronized {
+			get { return true; }
+		}
+
+		object ICollection.SyncRoot {
+			get { return this; }
+		}
+
+		#endregion
+
+		#region IList Members
+
+		int IList.Add(object value)
+		{
+			if (!(value is ListViewGroup))
+				throw new ArgumentException("value");
+
+			return Add((ListViewGroup)value);               
+		}
+
+		public int Add(ListViewGroup group)
+		{
+			if (Contains(group))
+				return -1;
+
+			AddGroup (group);
+
+			if (this.list_view_owner != null)
+				list_view_owner.Redraw(true);
+
+			return list.Count - 1;
+		}
+
+		public ListViewGroup Add(string key, string headerText)
+		{
+			ListViewGroup newGroup = new ListViewGroup(key, headerText);
+			Add(newGroup);
+
+			return newGroup;
+		}
+
+		public void Clear()
+		{
+			foreach (ListViewGroup group in list)
+				group.ListViewOwner = null;
+
+			list.Clear ();
+
+			if(list_view_owner != null)
+				list_view_owner.Redraw(true);
+		}
+
+		bool IList.Contains(object value)
+		{
+			if (value is ListViewGroup)
+				return Contains((ListViewGroup)value);
+			else
+				return false;
+		}
+
+		public bool Contains(ListViewGroup value)
+		{
+			return list.Contains(value);
+		}
+
+		int IList.IndexOf(object value)
+		{
+			if (value is ListViewGroup)
+				return IndexOf((ListViewGroup)value);
+			else
+				return -1;
+		}
+
+		public int IndexOf(ListViewGroup value)
+		{
+			return list.IndexOf(value);
+		}
+
+		void IList.Insert(int index, object value)
+		{
+			if (value is ListViewGroup)
+				Insert(index, (ListViewGroup)value);
+		}
+
+		public void Insert(int index, ListViewGroup group)
+		{
+			if (Contains(group))
+				return;
+
+            		CheckListViewItemsInGroup(group);
+			group.ListViewOwner = list_view_owner;
+			list.Insert(index, group);
+
+			if(list_view_owner != null)
+				list_view_owner.Redraw(true);
+		}
+
+		bool IList.IsFixedSize {
+			get { return false; }
+		}
+
+		bool IList.IsReadOnly {
+			get { return false; }
+		}
+
+		void IList.Remove(object value)
+		{
+			Remove((ListViewGroup)value);
+		}
+
+		public void Remove (ListViewGroup group)
+		{
+			int idx = list.IndexOf (group);
+			if (idx != -1)
+				RemoveAt (idx);
+		}
+
+		public void RemoveAt (int index)
+		{
+			if (list.Count <= index || index < 0)
+				return;
+
+			ListViewGroup group = list [index];
+			group.ListViewOwner = null;
+
+			list.RemoveAt (index);
+			if (list_view_owner != null)
+				list_view_owner.Redraw (true);
+		}
+
+		object IList.this[int index] {
+			get { return this[index]; }
+			set {
+				if (value is ListViewGroup)
+					this[index] = (ListViewGroup)value;
+			}
+		}
+
+		public ListViewGroup this[int index] {
+			get {
+				if (list.Count <= index || index < 0)
+					throw new ArgumentOutOfRangeException("index");
+
+				return list [index];
+			}
+			set {
+				if (list.Count <= index || index < 0)
+					throw new ArgumentOutOfRangeException("index");
+
+				if (Contains (value))
+					return;
+
+				if (value != null)
+					CheckListViewItemsInGroup (value);
+
+				list [index] = value;
+					
+				if (list_view_owner != null)
+					list_view_owner.Redraw(true);
+			}
+		}
+
+		public ListViewGroup this [string key] {
+			get {
+				int idx = IndexOfKey (key);
+				if (idx != -1)
+					return this [idx];
+
+				return null;
+			}
+			set {
+				int idx = IndexOfKey (key);
+				if (idx == -1)
+					return;
+
+				this [idx] = value;
+			}
+		}
+
+		int IndexOfKey (string key)
+		{
+			for (int i = 0; i < list.Count; i++)
+				if (list [i].Name == key)
+					return i;
+
+			return -1;
+		}
+
+		#endregion
+
+		public void AddRange(ListViewGroup[] groups)
+		{
+			foreach (ListViewGroup group in groups)
+				AddGroup (group);
+
+			if (list_view_owner != null)
+				list_view_owner.Redraw (true);
+		}
+
+		public void AddRange(ListViewGroupCollection groups)
+		{
+			foreach (ListViewGroup group in groups)
+				AddGroup (group);
+
+			if (list_view_owner != null)
+				list_view_owner.Redraw (true);
+		}
+
+		internal ListViewGroup GetInternalGroup (int index) 
+		{
+			if (index == 0)
+				return default_group;
+
+			return list [index - 1];
+		}
+
+		internal int InternalCount {
+			get {
+				return list.Count + 1;
+			}
+		}
+
+		internal ListViewGroup DefaultGroup {
+			get {
+				return default_group;
+			}
+		}
+
+		void AddGroup (ListViewGroup group)
+		{
+			if (Contains (group))
+				return;
+
+            		CheckListViewItemsInGroup (group);
+			group.ListViewOwner = list_view_owner;
+			list.Add (group);
+		}
+
+		private void CheckListViewItemsInGroup(ListViewGroup value)
+		{
+			//check for correct ListView
+			foreach (ListViewItem item in value.Items)
+			{
+				if (item.ListView != null && item.ListView != this.list_view_owner)
+					throw new ArgumentException("ListViewItem belongs to a ListView control other than the one that owns this ListViewGroupCollection.",
+						"ListViewGroup");
+			}
+		}
+	}
+}