using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Data;
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using System.Drawing;
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using System.Linq;
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using System.Text;
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using System.Windows.Forms;
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namespace DPumpHydr.WinFrmUI.WenSkin.Forms
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{
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public class LeftButtonForm : WenBottomInfoForm
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{
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public LeftButtonForm()
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{
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RefreshPadding();
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AddOffonButton();
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this.Name = "LeftButtonForm";
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this.Text = "LeftButtonForm";
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flow = new FlowLayoutPanel()
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{
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AutoSize = true,
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Location = new Point(2, this.TitleHeight + 50),
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Height = 0,
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Width = LeftWidth - 6,
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BackColor = Color.Transparent,
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FlowDirection = FlowDirection.TopDown,
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Anchor = AnchorStyles.Left | AnchorStyles.Top
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};
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flow.SizeChanged += (s, e) =>
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{
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foreach (WenSkin.Controls.WenButton button in flow.Controls)
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{
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button.Width = flow.Width - 6;
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}
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};
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this.Controls.Add(flow);
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this.FrameColorChanged += (s, e) =>
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{
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if (FrameColor == Color.Transparent)
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return;
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foreach (WenSkin.Controls.WenButton button in flow.Controls)
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{
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Color color = this.FrameColor;
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button.CustomForeColor = WenSkin.Controls.ControlHelper.ColorReverse(color);
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}
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};
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}
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#region 委托事件
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protected virtual void OnLeftMenuClick(LeftMenuItem item)
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{
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LeftMenuClick?.Invoke(this, new LeftMenuEventArgs(item));
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}
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public class LeftMenuEventArgs : EventArgs
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{
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public LeftMenuEventArgs(LeftMenuItem item)
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{
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Item = item;
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}
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public LeftMenuItem Item { get; set; }
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}
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#endregion
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#region 委托
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public delegate void LeftMenuItemEventHandler(object sender, LeftMenuEventArgs e);
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[Category("Wen"), Description("左侧按钮点击事件")]
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public event LeftMenuItemEventHandler LeftMenuClick;
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#endregion
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#region 私有属性
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private int leftWidth = 50;
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private FlowLayoutPanel flow;
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private int leftMaxWidth = 150;
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private int leftMinWidth = 50;
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private LeftMenuItemCollection leftMenu;
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#endregion
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#region 公有属性
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[Category("WenWidth"), Description("左边按钮区域尺寸"), DefaultValue(100)]
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[RefreshProperties(RefreshProperties.All)]
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public int LeftWidth { get => leftWidth; set { leftWidth = value; RefreshPadding(); } }
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[DesignerSerializationVisibility(DesignerSerializationVisibility.Content)]
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[Category("Wen"), Description("左侧菜单列表")]
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[Editor("WenSkin.Design.Editor.WenCollectionEditor", typeof(System.Drawing.Design.UITypeEditor))]
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public LeftMenuItemCollection LeftMenu => leftMenu ?? (leftMenu = new LeftMenuItemCollection(this));
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[Category("WenWidth"), Description("左边展开最大尺寸"), DefaultValue(150)]
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public int LeftMaxWidth { get => leftMaxWidth; set => leftMaxWidth = value; }
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[Category("WenWidth"), Description("左边展开最小尺寸"), DefaultValue(50)]
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public int LeftMinWidth { get => leftMinWidth; set => leftMinWidth = value; }
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[DefaultValue(typeof(Padding), "30,50,0,30"), Category("布局"), Description("指定控件内部间距")]
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public new Padding Padding { get => base.Padding; set => base.Padding = value; }
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#endregion
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#region 重绘
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protected override void OnPaint(PaintEventArgs e)
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{
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base.OnPaint(e);
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DrawLeft(e.Graphics);
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}
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private void DrawLeft(Graphics g)
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{
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Brush b = new SolidBrush(FrameColor);
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g.FillRectangle(b, 0, this.TitleHeight, this.LeftWidth, this.Height - TitleHeight - BottomWidth);
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}
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#endregion
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//添加按钮
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private void AddOffonButton()
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{
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WenSkin.Controls.WenButtonTriangle wenButton = new Controls.WenButtonTriangle()
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{
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Location = new Point(this.LeftWidth - 24, this.TitleHeight + 4),
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BackColor = Color.Transparent,
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State = true,
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ButtonColor = Color.FromArgb(199, 199, 199),
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OpenStyle = WenSkin.Controls.WenButtonTriangleStyle.Right,
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CloseStyle = WenSkin.Controls.WenButtonTriangleStyle.Left,
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Size = new Size(16, 16),
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};
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wenButton.Click += (s, e) =>
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{
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if (wenButton.State)
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{
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LeftWidth = LeftMinWidth;
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flow.Width = LeftWidth - 6;
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flow.Location = new Point(3, this.TitleHeight + 50);
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}
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else
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{
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LeftWidth = LeftMaxWidth;
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flow.Width = LeftWidth - 6;
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flow.Location = new Point(3, this.TitleHeight + 50);
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}
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wenButton.Location = new Point(this.LeftWidth - 24, this.TitleHeight + 4);
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};
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this.Controls.Add(wenButton);
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//尝试添加一个按钮
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}
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protected override void RefreshPadding()
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{
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this.Padding = new Padding() { Top = TitleHeight, Left = LeftWidth, Bottom = BottomWidth, Right = FrameWidth };
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this.Invalidate();
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}
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public class LeftMenuItemCollection : DPumpHydr.WinFrmUI.WenSkin.Controls.WenCollection
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{
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private LeftButtonForm owner;
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public LeftMenuItemCollection(LeftButtonForm owner)
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{
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this.owner = owner;
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}
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public LeftMenuItem this[int index] => Items[index] as LeftMenuItem;
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public LeftMenuItem this[string key] => Items.ToArray().ToList().Find(a => (a as LeftMenuItem).Name == key) as LeftMenuItem;
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public int Add(LeftMenuItem value)
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{
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Controls.WenButton button = new Controls.WenButton()
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{
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Name = value.Name,
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Text = value.Text,
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Image = value.Image,
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ImageSize = new Size(32, 32),
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Tag = value,
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Height = 38,
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BackColor = Color.Transparent,
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Width = owner.LeftWidth - 12,
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CustomForeColor = value.ForeColor,
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};
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button.Click += (s, ex) =>
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{
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owner.OnLeftMenuClick(value);
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};
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value.WenImageButton = button;
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owner.flow.Controls.Add(button);
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owner.flow.Invalidate();
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return Items.Add(value);
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}
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public int Add(string text)
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{
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return (Add(new LeftMenuItem(text)));
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}
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public override int Add(object value)
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{
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return Add(value as LeftMenuItem);
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}
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public void AddRange(LeftMenuItem[] items)
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{
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foreach (var item in items)
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{
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Add(item);
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}
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}
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public void Remove(LeftMenuItem value)
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{
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base.Remove(value);
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foreach (WenSkin.Controls.WenButton button in owner.flow.Controls)
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{
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if (button.Tag is LeftMenuItem leftMenuItem)
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{
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if (leftMenuItem == value)
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owner.flow.Controls.Remove(button);
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}
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}
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}
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public override void RemoveAt(int index)
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{
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base.RemoveAt(index);
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owner.flow.Controls.RemoveAt(index);
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}
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public override void Remove(object value)
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{
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base.Remove(value);
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}
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public override void Clear()
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{
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base.Clear();
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owner.flow.Controls.Clear();
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}
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}
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public class LeftMenuItem
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{
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public LeftMenuItem()
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{
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}
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public LeftMenuItem(string text)
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{
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Text = text;
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}
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#region 私有属性
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private string name = "MenuItem";
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private Image image = null;
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private Color foreColor = Color.FromArgb(199, 199, 199);
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private Color backColor = Color.Transparent;
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private string text = "菜单";
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private bool visible = true;
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#endregion
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public Controls.WenButton WenImageButton { get; set; }
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[Category("Wen"), Description("按钮图标"), DefaultValue("MenuItem")]
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public string Name { get => name; set { name = value; if (WenImageButton != null) WenImageButton.Name = value; } }
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[Category("Wen"), Description("按钮图标"), DefaultValue("菜单")]
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public string Text { get => text; set { text = value; if (WenImageButton != null) WenImageButton.Text = value; } }
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[Category("Wen"), Description("按钮图标"), DefaultValue(null)]
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public Image Image { get => image; set { image = value; if (WenImageButton != null) WenImageButton.Image = value; } }
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[DefaultValue(typeof(Color), "Transparent"), Category("WenColor"), Description("背景色")]
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public Color BackColor { get => backColor; set { backColor = value; if (WenImageButton != null) WenImageButton.BackColor = value; } }
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[DefaultValue(typeof(Color), "199, 199, 199"), Category("WenColor"), Description("前景色")]
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public Color ForeColor { get => foreColor; set { foreColor = value; if (WenImageButton != null) WenImageButton.ForeColor = value; } }
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[DefaultValue(true), Category("Wen"), Description("获取或设置一个值，该值指示是否显示该控件及其所有子控件")]
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public bool Visible { get => visible; set { visible = value; if (WenImageButton != null) WenImageButton.Visible = value; } }
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public override string ToString()
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{
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return $"{Name}[{Text}]";
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}
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}
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}
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}
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