From d40fed5ce2bc806a91245adb18039634eac13ed0 Mon Sep 17 00:00:00 2001 From: MichaelTheShifter Date: Wed, 20 Jul 2016 09:40:36 -0400 Subject: Move ShiftUI source code to ShiftOS This'll be a lot easier to work on. --- source/ShiftUI/ListView/ListViewGroupCollection.cs | 332 +++++++++++++++++++++ 1 file changed, 332 insertions(+) create mode 100644 source/ShiftUI/ListView/ListViewGroupCollection.cs (limited to 'source/ShiftUI/ListView/ListViewGroupCollection.cs') 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 + +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 list = null; + private ListView list_view_owner = null; + private ListViewGroup default_group; + + ListViewGroupCollection() + { + list = new List (); + + 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"); + } + } + } +} -- cgit v1.2.3