mirror of https://github.com/dahall/Vanara.git
356 lines
9.7 KiB
C#
356 lines
9.7 KiB
C#
using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.ComponentModel.Design;
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using System.Linq;
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using System.Windows.Forms;
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namespace Vanara.Windows.Forms
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{
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[ListBindable(false), XmlRoot("Columns"), System.Configuration.SettingsSerializeAs(System.Configuration.SettingsSerializeAs.Xml), Serializable]
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public class ColumnHeaderExCollection : IList<ColumnHeaderEx>, IList, IXmlSerializable
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{
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private ListView.ColumnHeaderCollection list;
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private ListViewEx listView;
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internal ColumnHeaderExCollection()
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{
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}
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internal ColumnHeaderExCollection(ListViewEx listView)
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{
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ListView = listView;
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}
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public int Count => list.Count;
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bool ICollection.IsSynchronized => true;
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object ICollection.SyncRoot => this;
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bool IList.IsFixedSize => false;
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public bool IsReadOnly => false;
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internal ListViewEx ListView
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{
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get { return listView; }
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set
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{
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listView = value;
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list = value.BaseColumns;
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}
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}
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object IList.this[int index]
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{
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get { return ((IList<ColumnHeaderEx>)this)[index]; }
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set { if (!(value is ColumnHeaderEx)) throw new ArgumentException("Only items of type ColumnHeaderEx can be added to the collection."); ((IList<ColumnHeaderEx>)this)[index] = value as ColumnHeaderEx; }
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}
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ColumnHeaderEx IList<ColumnHeaderEx>.this[int index]
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{
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get { return this[index]; }
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set
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{
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if (index >= list.Count)
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throw new IndexOutOfRangeException();
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list.RemoveAt(index);
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list.Insert(index, value);
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}
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}
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public ColumnHeaderEx this[int index] => list[index] as ColumnHeaderEx;
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public ColumnHeaderEx this[string key] => list[key] as ColumnHeaderEx;
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public int Add(ColumnHeaderEx item) => list.Add(item);
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public ColumnHeaderEx Add(string text) => AddInternal(null, text);
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public ColumnHeaderEx Add(string text, int width) => AddInternal(null, text, width);
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public ColumnHeaderEx Add(string key, string text) => AddInternal(key, text);
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public ColumnHeaderEx Add(string text, int width, HorizontalAlignment textAlign) => AddInternal(null, text, width, textAlign);
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public ColumnHeaderEx Add(string key, string text, int width) => AddInternal(key, text, width);
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public ColumnHeaderEx Add(string key, string text, int width, HorizontalAlignment textAlign, int imageIndex)
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{
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var hdr = AddInternal(key, text, width, textAlign);
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hdr.ImageIndex = imageIndex;
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return hdr;
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}
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public ColumnHeaderEx Add(string key, string text, int width, HorizontalAlignment textAlign, string imageKey)
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{
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var hdr = AddInternal(key, text, width, textAlign);
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hdr.ImageKey = imageKey;
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return hdr;
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}
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private ColumnHeaderEx AddInternal(string key, string text, int width = 60, HorizontalAlignment textAlign = HorizontalAlignment.Left)
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{
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var hdr = new ColumnHeaderEx() { Text = text, Name = key, Width = width, TextAlign = textAlign };
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list.Add(hdr);
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return hdr;
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}
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public void AddRange(ColumnHeaderEx[] values)
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{
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AddRange(values as IEnumerable<ColumnHeaderEx>);
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}
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public void AddRange(IEnumerable<ColumnHeaderEx> items)
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{
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listView.BeginUpdate();
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foreach (var item in items)
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Add(item);
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listView.EndUpdate();
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}
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public void AddRange(IEnumerable<string> items)
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{
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listView.BeginUpdate();
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foreach (var item in items)
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Add(item);
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listView.EndUpdate();
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}
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public void Clear()
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{
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list.Clear();
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}
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public bool Contains(ColumnHeaderEx item) => list.Contains(item);
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public bool ContainsKey(string key) => list.ContainsKey(key);
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public void CopyTo(ColumnHeaderEx[] array, int arrayIndex)
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{
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if (list.Count + arrayIndex > array.Length)
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throw new ArgumentOutOfRangeException();
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for (int i = 0; i < list.Count; i++)
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array[i + arrayIndex] = list[i] as ColumnHeaderEx;
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}
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public System.Collections.Generic.IEnumerator<ColumnHeaderEx> GetEnumerator() => list.Cast<ColumnHeaderEx>().GetEnumerator();
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void ICollection.CopyTo(Array array, int index)
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{
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if (Count > 0)
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Array.Copy(this.ToArray(), 0, array, index, Count);
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}
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void ICollection<ColumnHeaderEx>.Add(ColumnHeaderEx item)
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{
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list.Add(item);
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}
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bool ICollection<ColumnHeaderEx>.Remove(ColumnHeaderEx item)
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{
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int idx = IndexOf(item);
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if (idx == -1)
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return false;
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list.RemoveAt(idx);
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return true;
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}
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int IList.Add(object value)
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{
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if (!(value is ColumnHeaderEx))
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throw new ArgumentException();
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return Add((ColumnHeaderEx)value);
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}
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bool IList.Contains(object value)
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{
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if (!(value is ColumnHeaderEx))
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throw new ArgumentException();
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return Contains((ColumnHeaderEx)value);
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}
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int IList.IndexOf(object value)
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{
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if (!(value is ColumnHeaderEx))
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throw new ArgumentException();
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return IndexOf((ColumnHeaderEx)value);
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}
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void IList.Insert(int index, object value)
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{
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if (!(value is ColumnHeaderEx))
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throw new ArgumentException();
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Insert(index, (ColumnHeaderEx)value);
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}
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void IList.Remove(object value)
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{
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if (!(value is ColumnHeaderEx))
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throw new ArgumentException();
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Remove((ColumnHeaderEx)value);
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}
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public int IndexOf(ColumnHeaderEx item) => list.IndexOf(item);
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public int IndexOfKey(string key) => list.IndexOfKey(key);
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public void Insert(int index, ColumnHeaderEx item)
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{
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list.Insert(index, item);
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}
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public void Insert(int index, string text)
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{
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var hdr = new ColumnHeaderEx() { Text = text };
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Insert(index, hdr);
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}
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public void Insert(int index, string text, int width)
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{
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var hdr = new ColumnHeaderEx() { Text = text, Width = width };
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Insert(index, hdr);
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}
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public void Insert(int index, string key, string text)
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{
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var hdr = new ColumnHeaderEx() { Text = text, Name = key };
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Insert(index, hdr);
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}
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public void Insert(int index, string text, int width, HorizontalAlignment textAlign)
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{
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var hdr = new ColumnHeaderEx() { Text = text, Width = width, TextAlign = textAlign };
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Insert(index, hdr);
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}
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public void Insert(int index, string key, string text, int width)
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{
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var hdr = new ColumnHeaderEx() { Text = text, Name = key, Width = width };
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Insert(index, hdr);
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}
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public void Insert(int index, string key, string text, int width, HorizontalAlignment textAlign, int imageIndex)
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{
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var hdr = new ColumnHeaderEx() { Text = text, Name = key, Width = width, TextAlign = textAlign, ImageIndex = imageIndex };
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Insert(index, hdr);
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}
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public void Insert(int index, string key, string text, int width, HorizontalAlignment textAlign, string imageKey)
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{
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var hdr = new ColumnHeaderEx() { Text = text, Name = key, Width = width, TextAlign = textAlign, ImageKey = imageKey };
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Insert(index, hdr);
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}
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System.Xml.Schema.XmlSchema IXmlSerializable.GetSchema() => null;
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void IXmlSerializable.ReadXml(System.Xml.XmlReader reader)
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{
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reader.MoveToContent();
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int count = Convert.ToInt32(reader.GetAttribute("Count"));
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if (count == Count)
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{
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for (int i = 0; i < count; i++)
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{
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reader.ReadStartElement("Column");
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string attr = reader.GetAttribute("DisplayIndex");
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if (!string.IsNullOrEmpty(attr))
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this[i].DisplayIndex = Convert.ToInt32(attr);
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attr = reader.GetAttribute("Width");
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if (!string.IsNullOrEmpty(attr))
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this[i].Width = Convert.ToInt32(attr);
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attr = reader.GetAttribute("SortOrder");
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if (!string.IsNullOrEmpty(attr))
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this[i].SortOrder = (SortOrder)Enum.Parse(typeof(SortOrder), attr);
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reader.ReadEndElement();
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}
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}
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}
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void IXmlSerializable.WriteXml(System.Xml.XmlWriter writer)
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{
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writer.WriteAttributeString("Count", Count.ToString());
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for (int i = 0; i < Count; i++)
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{
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writer.WriteStartElement("Column");
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writer.WriteAttributeString("Index", i.ToString());
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if (this[i].DisplayIndex != -1)
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writer.WriteAttributeString("DisplayIndex", this[i].DisplayIndex.ToString());
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writer.WriteAttributeString("Width", this[i].Width.ToString());
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if (this[i].SortOrder != SortOrder.None)
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writer.WriteAttributeString("SortOrder", this[i].SortOrder.ToString());
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writer.WriteEndElement();
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}
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}
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public void Remove(ColumnHeaderEx item)
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{
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list.Remove((ColumnHeader)item);
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}
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public void RemoveAt(int index)
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{
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list.RemoveAt(index);
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}
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public void RemoveByKey(string key)
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{
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list.RemoveByKey(key);
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}
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IEnumerator IEnumerable.GetEnumerator() => GetEnumerator();
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}
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internal class ColumnHeaderExCollectionEditor : CollectionEditor
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{
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public ColumnHeaderExCollectionEditor(Type type) : base(type)
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{
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}
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protected override string HelpTopic => "net.ComponentModel.ColumnHeaderCollectionEditor";
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protected override Type CreateCollectionItemType() => typeof(ColumnHeaderEx);
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/*internal override void OnItemRemoving(object item)
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{
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ListView instance = base.Context.Instance as ListView;
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if (instance != null)
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{
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ColumnHeaderEx column = item as ColumnHeaderEx;
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if (column != null)
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{
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IComponentChangeService service = base.GetService(typeof(IComponentChangeService)) as IComponentChangeService;
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PropertyDescriptor member = null;
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if (service != null)
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{
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member = TypeDescriptor.GetProperties(base.Context.Instance)["Columns"];
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service.OnComponentChanging(base.Context.Instance, member);
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}
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instance.Columns.Remove(column);
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if ((service != null) && (member != null))
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{
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service.OnComponentChanged(base.Context.Instance, member, null, null);
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}
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}
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}
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}*/
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protected override object SetItems(object editValue, object[] value)
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{
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if (editValue != null)
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{
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ColumnHeaderExCollection headers = editValue as ColumnHeaderExCollection;
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if (headers != null)
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{
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headers.Clear();
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ColumnHeaderEx[] destinationArray = new ColumnHeaderEx[value.Length];
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Array.Copy(value, 0, destinationArray, 0, value.Length);
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headers.AddRange(destinationArray);
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}
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}
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return editValue;
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}
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}
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} |