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159 lines
6.4 KiB
159 lines
6.4 KiB
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.Threading.Tasks;
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using System.Windows.Forms;
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namespace ButcherFactory.WeightCount_
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{
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public partial class DiscontWeightSetDialog : Form
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{
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BindingList<DiscontSetting> list;
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public DiscontWeightSetDialog()
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{
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InitializeComponent();
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this.Load += DiscontWeightSetDialog_Load;
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}
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void DiscontWeightSetDialog_Load(object sender, EventArgs e)
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{
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list = DiscontSetting.Load();
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mGrid.DataSource = list;
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mGrid.Refresh();
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BindTotalLbl();
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}
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private void addBtn_Click(object sender, EventArgs e)
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{
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var name = nameBox.Text.Trim();
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if (string.IsNullOrEmpty(name))
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throw new Exception("请输入扣重项");
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if (list.Any(x => x.Name == name))
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throw new Exception("名称已存在");
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decimal discont;
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if (!decimal.TryParse(discontBox.Text.Trim(), out discont))
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throw new Exception("标准重输入不正确");
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if (discont == 0)
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throw new Exception("标准值不能为0");
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list.Insert(0, new DiscontSetting { Name = name, Standard = discont, Number = 0 });
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mGrid.Refresh();
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}
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private void okBtn_Click(object sender, EventArgs e)
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{
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DiscontSetting.Save(list);
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DialogResult = DialogResult.OK;
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}
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SolidBrush btnBrush = new SolidBrush(Color.LightBlue);
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private void mGrid_CellPainting(object sender, DataGridViewCellPaintingEventArgs e)
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{
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if (e.ColumnIndex >= 0 && e.RowIndex >= 0)
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{
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if (this.mGrid.Columns[e.ColumnIndex].HeaderText == "数量")
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{
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StringFormat sf = StringFormat.GenericDefault.Clone() as StringFormat;//设置重绘入单元格的字体样式
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sf.FormatFlags = StringFormatFlags.DisplayFormatControl;
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sf.Alignment = StringAlignment.Center;
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sf.LineAlignment = StringAlignment.Center;
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sf.Trimming = StringTrimming.EllipsisCharacter;
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e.PaintBackground(e.CellBounds, false);//重绘边框
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var entity = this.mGrid.Rows[e.RowIndex].DataBoundItem as DiscontSetting;
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//设置要写入字体的大小
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System.Drawing.Font myFont = new System.Drawing.Font("宋体", 15F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(134)));
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SizeF sizeDel = e.Graphics.MeasureString("-", myFont);
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SizeF sizeMod = e.Graphics.MeasureString(entity.Number.ToString(), myFont);
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SizeF sizeLook = e.Graphics.MeasureString("+", myFont);
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float fDel = sizeDel.Width / (sizeDel.Width + sizeMod.Width + sizeLook.Width); //
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float fMod = sizeMod.Width / (sizeDel.Width + sizeMod.Width + sizeLook.Width);
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float fLook = sizeLook.Width / (sizeDel.Width + sizeMod.Width + sizeLook.Width);
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//设置每个“按钮的边界”
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RectangleF rectDel = new RectangleF(e.CellBounds.Left, e.CellBounds.Top, e.CellBounds.Width * fDel, e.CellBounds.Height);
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RectangleF rectMod = new RectangleF(rectDel.Right, e.CellBounds.Top, e.CellBounds.Width * fMod, e.CellBounds.Height);
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RectangleF rectLook = new RectangleF(rectMod.Right, e.CellBounds.Top, e.CellBounds.Width * fLook, e.CellBounds.Height);
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e.Graphics.FillRectangles(btnBrush, new RectangleF[] { rectDel });
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e.Graphics.DrawString("-", myFont, Brushes.Black, rectDel, sf); //绘制“按钮”
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e.Graphics.DrawString(entity.Number.ToString(), myFont, Brushes.Black, rectMod, sf);
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e.Graphics.FillRectangles(btnBrush, new RectangleF[] { rectLook });
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e.Graphics.DrawString("+", myFont, Brushes.Black, rectLook, sf);
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e.Handled = true;
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}
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}
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}
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private void mGrid_CellMouseClick(object sender, DataGridViewCellMouseEventArgs e)
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{
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if (e.ColumnIndex >= 0 && e.RowIndex >= 0)
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{
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if (this.mGrid.Columns[e.ColumnIndex].HeaderText == "删除")
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{
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var itemName = mGrid.CurrentRow.Cells[1].Value.ToString();
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var tag = list.First(x => x.Name == itemName);
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list.Remove(tag);
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mGrid.Refresh();
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BindTotalLbl();
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return;
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}
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Point curPosition = e.Location;//当前鼠标在当前单元格中的坐标
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if (this.mGrid.Columns[e.ColumnIndex].HeaderText == "数量")
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{
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Graphics g = this.mGrid.CreateGraphics();
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System.Drawing.Font myFont = new System.Drawing.Font("宋体", 15F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(134)));
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var entity = this.mGrid.Rows[e.RowIndex].DataBoundItem as DiscontSetting;
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SizeF sizeDel = g.MeasureString("-", myFont);
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SizeF sizeMod = g.MeasureString(entity.Number.ToString(), myFont);
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SizeF sizeLook = g.MeasureString("+", myFont);
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float fDel = sizeDel.Width / (sizeDel.Width + sizeMod.Width + sizeLook.Width);
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float fMod = sizeMod.Width / (sizeDel.Width + sizeMod.Width + sizeLook.Width);
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float fLook = sizeLook.Width / (sizeDel.Width + sizeMod.Width + sizeLook.Width);
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Rectangle rectTotal = new Rectangle(0, 0, this.mGrid.Columns[e.ColumnIndex].Width, this.mGrid.Rows[e.RowIndex].Height);
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RectangleF rectDel = new RectangleF(rectTotal.Left, rectTotal.Top, rectTotal.Width * fDel, rectTotal.Height);
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RectangleF rectMod = new RectangleF(rectDel.Right, rectTotal.Top, rectTotal.Width * fMod, rectTotal.Height);
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RectangleF rectLook = new RectangleF(rectMod.Right, rectTotal.Top, rectTotal.Width * fLook, rectTotal.Height);
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//判断当前鼠标在哪个“按钮”范围内
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if (rectDel.Contains(curPosition))//-
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SubStract(entity);
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else if (rectLook.Contains(curPosition))//+
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Add(entity);
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}
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}
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}
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private void SubStract(DiscontSetting entity)
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{
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if (entity.Number == 0)
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return;
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entity.Number -= 1;
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mGrid.Refresh();
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BindTotalLbl();
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}
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private void Add(DiscontSetting entity)
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{
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entity.Number += 1;
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mGrid.Refresh();
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BindTotalLbl();
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}
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void BindTotalLbl()
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{
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totalLbl.Text = string.Format("{0:#0.##}", list.Sum(x => x.Weight));
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}
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}
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}
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