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374 lines
10 KiB
C#
374 lines
10 KiB
C#
using System;
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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.Data;
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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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using DevComponents.DotNetBar.Metro;
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using DevComponents.DotNetBar;
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using POSV.Entity;
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using POSV.Utils;
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using POSV.Bean;
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using POSV.MessageEvent;
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namespace POSV.Template.Component
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{
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[ToolboxItem(true)]
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public partial class SpecControl : BaseUserControl
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{
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/// <summary>
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/// 数据源
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/// </summary>
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private List<ProductSpec> _dataSource = null;
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public SpecControl()
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{
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InitializeComponent();
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this.BackColor = Color.Transparent;
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//订购界面变更通知事件
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MsgEvent.RemoveListener(Constant.SPEC_CHANGED_NOTIFY, this.SpecChangedEventNotify);
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MsgEvent.Receive(Constant.SPEC_CHANGED_NOTIFY, this.SpecChangedEventNotify);
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}
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protected override void OnLoad(EventArgs e)
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{
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base.OnLoad(e);
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if (this.DesignMode) return;
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var productJsonTemplate = Global.Instance.GlobalConfigStringValue(ConfigConstant.SPEC_JSON_TEMPLATE);
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if (string.IsNullOrEmpty(productJsonTemplate))
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{
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productJsonTemplate = JsonUtils.Serialize(new ProductSpecItem());
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}
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this.RefreshUi(JsonUtils.Deserialize<ProductSpecItem>(productJsonTemplate));
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//当前页码
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this.PageNumber = 1;
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}
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protected void SpecChangedEventNotify(object sender, MsgEventArgs args)
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{
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if (args.Data is ProductSpecItem)
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{
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var data = args.Data as ProductSpecItem;
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Global.Instance.ReloadConfig(ConfigConstant.SPECMAKE_GROUP);
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this.RefreshUi(data);
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this.BindDataSource(this._dataSource);
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}
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}
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public void RefreshUi(ProductSpecItem item)
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{
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this.FontSize = item.SpecFont;
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this.ItemHeight = item.ItemHeight;
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this.ItemWidth = item.ItemWidth;
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this.Cols = item.Cols;
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this.BackColor1 = item.BackColor1;
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this.BackColor2 = item.BackColor2;
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this.TextColor = item.TxtColor;
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UpdateTemplate();
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}
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private void UpdateTemplate()
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{
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}
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private MetroTileItem GetItemTemplate()
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{
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MetroTileItem template = new MetroTileItem();
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template.TileStyle.PaddingLeft = template.TileStyle.PaddingRight = -2;
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template.EnableMarkup = true;
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template.OptionGroup = "Spec";
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template.TileStyle.Font = this.itemPanel1.Font;
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this.itemPanel1.ResizeItemsToFit = false;
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this.itemPanel1.BackgroundStyle.Class = "MetroTileGroupTitle";//很关键
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template.TileStyle.TextAlignment = DevComponents.DotNetBar.eStyleTextAlignment.Center;
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template.TileStyle.TextLineAlignment = DevComponents.DotNetBar.eStyleTextAlignment.Far;
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if (this.ShowPrice)
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{
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template.TitleTextAlignment = System.Drawing.ContentAlignment.TopCenter;
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}
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template.TileStyle.TextColor = ColorTranslator.FromHtml(this.TextColor);
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template.TitleTextColor = ColorTranslator.FromHtml(this.TextColor);
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template.TileStyle.BackColor = ColorTranslator.FromHtml(this.BackColor1);
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template.TileStyle.BackColor2 = ColorTranslator.FromHtml(this.BackColor2);
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template.TileStyle.BorderColor = ColorTranslator.FromHtml(this.BackColor1);
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template.TileStyle.BorderColor2 = ColorTranslator.FromHtml(this.BackColor2);
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template.TileStyle.BorderWidth = 1;
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//显示大小
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template.TileSize = new Size(this.ItemWidth, this.Height);
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//圆角
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template.TileStyle.CornerType = eCornerType.Rounded;
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template.MouseDown += OnItemMouseDown;
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return template;
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}
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private void OnItemMouseDown(object sender, MouseEventArgs e)
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{
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if (e.Button == MouseButtons.Left)
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{
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MetroTileItem item = (MetroTileItem)sender;
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var productSpec = item.Tag as ProductSpec;
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this.OnProductSpecCheckedChanged(new ProductSpecEventArgs(productSpec));
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}
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}
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public event ProductSpecEventHandler ProductSpecCheckedChanged;
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protected virtual void OnProductSpecCheckedChanged(ProductSpecEventArgs e)
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{
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ProductSpecCheckedChanged?.Invoke(this, e);
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}
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public void BindDataSource(List<ProductSpec> dataSource)
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{
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this._dataSource = dataSource;
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if (this._dataSource == null)
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{
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this._dataSource = new List<ProductSpec>();
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}
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if(this._dataSource.Count == 1)
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{
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//清空历史数据
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this.itemPanel1.Items.Clear();
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this.itemPanel1.Invalidate();
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return;
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}
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//总数量
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this.TotalCount = dataSource.Count;
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//每页的显示数量
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if(this.Width == 0)
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{
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this.PageSize = this.Cols;
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}
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else
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{
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this.PageSize = this.Width / this.ItemWidth;
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}
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//清空历史数据
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this.itemPanel1.Items.Clear();
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this.itemPanel1.Font = this.GetSystemFont(this._fontSize);
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var pager = ListPager(dataSource);
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ItemContainer ic = new ItemContainer();
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ic.MultiLine = true;
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ic.ItemSpacing = 0;
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ic.LayoutOrientation = eOrientation.Horizontal;
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foreach (ProductSpec entity in pager)
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{
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MetroTileItem item = this.GetItemTemplate();
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item.Checked = false;
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//绑定品类ID到Tag属性
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item.Tag = entity;
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item.TitleText = entity.Name;
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if (this.ShowPrice)
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{
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if (entity.Price != 0)
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{
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item.Text = StringUtils.FormatDataNoDigit(entity.Price);
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}
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}
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ic.SubItems.Add(item);
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}
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this.itemPanel1.Items.Add(ic);
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this.itemPanel1.Invalidate();
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}
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/// <summary>
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/// 分页List数据
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/// </summary>
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/// <param name="data"></param>
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/// <returns></returns>
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public List<ProductSpec> ListPager(List<ProductSpec> data)
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{
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var result = new List<ProductSpec>();
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result.AddRange(data.Skip((this.PageNumber - 1) * this.PageSize).Take(this.PageSize));
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return result;
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}
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private int _itemHeight = 70;
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/// <summary>
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///品类显示的高度
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/// </summary>
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public int ItemHeight
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{
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get { return _itemHeight; }
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set
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{
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_itemHeight = (value <= 0 ? 70 : value);
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}
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}
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private int _itemWidth = 70;
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/// <summary>
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///规格显示的宽度
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/// </summary>
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public int ItemWidth
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{
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get
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{
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if(_itemWidth == 0)
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{
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return this.Width / this.Cols;
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}
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return _itemWidth;
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}
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set
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{
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_itemWidth = (value < 0 ? 70 : value);
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}
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}
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private SystemFont _fontSize = SystemFont.默认;
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/// <summary>
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/// 字体大小
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/// </summary>
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public SystemFont FontSize
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{
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get { return this._fontSize; }
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set { this._fontSize = value; }
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}
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private string _backColor1 = ColorTranslator.ToHtml(Color.DimGray);
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/// <summary>
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/// 品类显示颜色
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/// </summary>
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public string BackColor1
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{
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get { return this._backColor1; }
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set { this._backColor1 = value; }
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}
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private string _backColor2 = ColorTranslator.ToHtml(Color.DimGray);
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/// <summary>
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/// 品类显示颜色
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/// </summary>
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public string BackColor2
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{
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get { return this._backColor2; }
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set { this._backColor2 = value; }
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}
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private string _textColor = ColorTranslator.ToHtml(Color.White);
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/// <summary>
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/// 品类显示颜色
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/// </summary>
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public string TextColor
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{
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get { return this._textColor; }
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set { this._textColor = value; }
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}
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/// <summary>
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/// 每页的大小
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/// </summary>
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public int PageSize { get; private set; }
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/// <summary>
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/// 总页数
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/// </summary>
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public int PageCount => this.PageSize <= 0 ? 0 : ((this.TotalCount + this.PageSize - 1) / this.PageSize);
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/// <summary>
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/// 当前页码
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/// </summary>
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public int PageNumber { get; set; }
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/// <summary>
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/// 总数量
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/// </summary>
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public int TotalCount { get; private set; }
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/// <summary>
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///规格默认列数
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/// </summary>
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public int Cols { get; private set; }
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//是否有上一页
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public bool HasPreviousPage
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{
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get { return PageNumber > 1; }
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}
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//是否有下一页
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public bool HasNextPage
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{
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get { return PageNumber < this.PageCount; }
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}
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/// <summary>
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/// 显示零售价
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/// </summary>
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private bool _showPrice = true;
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public bool ShowPrice
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{
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get
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{
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return _showPrice;
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}
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set
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{
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_showPrice = value;
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}
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}
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}
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public delegate void ProductSpecEventHandler(object sender, ProductSpecEventArgs e);
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public class ProductSpecEventArgs : EventArgs
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{
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public ProductSpec ProductSpec;
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public ProductSpecEventArgs(ProductSpec data)
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{
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this.ProductSpec = data;
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}
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}
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}
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