/mcs/class/Managed.Windows.Forms/System.Windows.Forms/ListViewGroupCollection.cs
C# | 332 lines | 238 code | 66 blank | 28 comment | 46 complexity | 1e142cfaac74c6e6306398246a801c8d MD5 | raw file
Possible License(s): Unlicense, Apache-2.0, LGPL-2.0, MPL-2.0-no-copyleft-exception, CC-BY-SA-3.0, GPL-2.0
- //
- // 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 <calberto.cortez@gmail.com>
- using System;
- using System.Text;
- using System.Collections;
- using System.Collections.Generic;
- using System.ComponentModel;
- namespace System.Windows.Forms
- {
- [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");
- }
- }
- }
- }