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.Drawing;
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using System.Drawing.Design;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows.Forms;
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namespace DPumpHydr.WinFrmUI.WenSkin.Controls
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{
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public class WenProgressListBox : ListBox
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{
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private WenProgressListBoxCollection items;
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public WenProgressListBox()
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{
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base.SetStyle(
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//ControlStyles.UserPaint |
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ControlStyles.DoubleBuffer |
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ControlStyles.OptimizedDoubleBuffer |
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ControlStyles.AllPaintingInWmPaint |
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ControlStyles.ResizeRedraw |
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ControlStyles.SupportsTransparentBackColor, true);
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base.UpdateStyles();
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this.DrawMode = DrawMode.OwnerDrawFixed;
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this.IntegralHeight = false;
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this.BorderStyle = BorderStyle.FixedSingle;
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ItemHeight = 23;
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this.SelectedIndexChanged += WenProgressListBox_SelectedIndexChanged;
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}
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private void WenProgressListBox_SelectedIndexChanged(object sender, EventArgs e)
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{
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this.Invalidate();
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}
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[DefaultValue(DrawMode.OwnerDrawFixed)]
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public override DrawMode DrawMode { get => base.DrawMode; set => base.DrawMode = value; }
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#region 公有属性
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[Category("颜色"), Description("选中颜色"), DefaultValue(typeof(Color),"61,61,61")]
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public Color SelectedColor { get; set; } = Color.FromArgb(61, 61, 61);
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#endregion
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protected override void OnDrawItem(DrawItemEventArgs e)
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{
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base.OnDrawItem(e);
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if (Items.Count == 0 || e.Index < 0)
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return;
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var item = this.Items[e.Index];
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Graphics g = e.Graphics.SetGDIHigh();
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Rectangle rec = GetItemRectangle(e.Index);
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//rec.Offset(-1, -1);
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if (this.GetSelected(e.Index))
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{
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rec.Inflate(0, -1);
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}
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//rec.Inflate(-1, -1);
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using var fc = new SolidBrush(ForeColor);
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using var bc = new SolidBrush(BackColor);
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using var sc = new SolidBrush(this.SelectedColor);
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using var tc = new SolidBrush(this.GetSelected(e.Index) ? Color.White : this.ForeColor);
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//获取进度条比例
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float v = (float)item.Value / item.MaxValue * rec.Width;
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if (this.GetSelected(e.Index))
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g.FillRectangle(sc, rec);
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else
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g.FillRectangle(bc, rec);
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g.FillRectangle(Brushes.Green, rec.X, rec.Y, v, rec.Height);
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g.DrawString(item?.ToString(), this.Font, tc, rec.X, rec.Y);
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}
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//[Editor("System.Windows.Forms.Design.ListControlStringCollectionEditor", typeof(UITypeEditor))]
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[DesignerSerializationVisibility(DesignerSerializationVisibility.Content)]
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public new WenProgressListBoxCollection Items
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{
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get
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{
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return this.items ??= new WenProgressListBoxCollection(this);
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}
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}
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private ObjectCollection BaseItems => base.Items;
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public class WenProgressListBoxCollection : IList
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{
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private readonly WenProgressListBox owner;
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private readonly ObjectCollection ls;
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public WenProgressListBox WenProgressListBox => owner;
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public int Count => ls.Count;
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public bool IsSynchronized => true;
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public object SyncRoot => true;
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public bool IsFixedSize => false;
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public bool IsReadOnly => ls.IsReadOnly;
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object IList.this[int index] { get => ls[index] as WenProgressListBoxItem; set => ls[index] = value; }
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public WenProgressListBoxItem this[int index] { get => ls[index] as WenProgressListBoxItem; set => ls[index] = value; }
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public WenProgressListBoxCollection(WenProgressListBox owner)
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{
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this.owner = owner;
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this.ls = owner.BaseItems;
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}
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public int Add(object value)
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{
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if (!(value is WenProgressListBoxItem item))
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item = new WenProgressListBoxItem(value.ToString()) { Tag = value };
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item.Items = this;
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return ls.Add(item);
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}
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public void AddRange(WenProgressListBoxItem[] vas)
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{
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vas.ToList().ForEach(x => x.Items = this);
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ls.AddRange(vas);
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}
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public void Insert(int index, object value)
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{
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if (!(value is WenProgressListBoxItem item))
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item = new WenProgressListBoxItem(value.ToString());
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item.Items = this;
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ls.Insert(index, item);
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}
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public int Add(WenProgressListBoxItem value)
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{
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value.Items = this;
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return ls.Add(value);
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}
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public void Clear()
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{
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ls.Clear();
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}
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public void CopyTo(WenProgressListBoxItem[] array, int index)
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{
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ls.CopyTo(array, index);
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}
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public IEnumerator GetEnumerator()
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{
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return ls.GetEnumerator();
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}
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public void CopyTo(Array array, int index)
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{
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List<object> list = new List<object>();
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foreach (var item in array)
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{
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list.Add(item);
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}
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ls.CopyTo(list.ToArray(), index);
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}
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public bool Contains(object value)
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{
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return ls.Contains(value);
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}
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public int IndexOf(object value)
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{
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return ls.IndexOf(value);
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}
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public void Remove(object value)
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{
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ls.Remove(value);
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}
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public void RemoveAt(int index)
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{
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ls.RemoveAt(index);
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}
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}
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public class WenProgressListBoxItem
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{
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private int value = 0;
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private string text = "";
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public WenProgressListBoxItem()
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{
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}
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public WenProgressListBoxItem(string text)
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{
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this.Name = text;
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Text = text;
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}
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public WenProgressListBoxItem(string text, string name)
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{
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Name = name;
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Text = text;
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}
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public WenProgressListBoxCollection Items { get; set; }
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public WenProgressListBox ListBox => Items?.WenProgressListBox;
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private int Index => Items?.IndexOf(this) ?? -1;
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public string Name { get; set; } = "";
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public string Text
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{
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get => text;
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set
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{
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text = value;
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if (this.ListBox is null || this.Index < 0)
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return;
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var rec = this.ListBox.GetItemRectangle(this.Index);
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this.ListBox.Invalidate(rec);
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}
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}
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public int Value
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{
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get => value;
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set
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{
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this.value = value;
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if (this.ListBox is null || this.Index < 0)
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return;
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var rec = this.ListBox.GetItemRectangle(this.Index);
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this.ListBox.Invalidate(rec);
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}
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}
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public int MaxValue { get; set; } = 100;
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public int MinValue { get; set; } = 0;
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public object Tag { get; set; }
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public override string ToString()
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{
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return string.IsNullOrWhiteSpace(Text) ? this.Name : Text;
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}
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}
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}
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}
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