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TEMUKJD/Extension/DataGridViewExtension.cs

@@ -1,4 +1,7 @@
-using System;
+using AllBase;
+using NaiBa.Util;
+using NaiBa.Util.Extension;
+using System;
 using System.Collections;
 using System.Collections.Generic;
 using System.ComponentModel;
@@ -531,5 +534,85 @@ namespace TemuKJD.Extension
             };
         }
 
+        public static void AddImgColumn(this DataGridView dgv, string imgColumn, string imgPathColumn, bool isSetHttpsHttp = true)
+        {
+            dgv.Scroll += (s, e) =>
+            {
+                ShowDgvImg(dgv, null, imgColumn, imgPathColumn, isSetHttpsHttp);
+            };
+            dgv.Resize += (s, e) =>
+            {
+                ShowDgvImg(dgv, null, imgColumn, imgPathColumn, isSetHttpsHttp);
+            };
+            dgv.Sorted += (s, e) =>
+            {
+                ShowDgvImg(dgv, null, imgColumn, imgPathColumn, isSetHttpsHttp);
+            };
+            dgv.RowsAdded += (s, e) =>
+            {
+                ShowDgvImg(dgv, new ConcurrentList<DataGridViewRow> { dgv.Rows[e.RowIndex] }, imgColumn, imgPathColumn, isSetHttpsHttp);
+            };
+        }
+        static Bitmap defaultBitmap = new Bitmap(1,1);
+        static void ShowDgvImg(DataGridView dgv, ConcurrentList<DataGridViewRow> rowLst, string imgColumn, string imgPathColumn, bool isSetHttpsHttp = true)
+        {
+            Task.Run(() =>
+            {
+                if (rowLst == null)
+                {
+                    rowLst = new ConcurrentList<DataGridViewRow>();
+                    rowLst.AddRange(dgv.Rows.Cast<DataGridViewRow>());
+                }
+                foreach (DataGridViewRow row in rowLst)
+                {
+                    if (row.Index > 1 && row.Cells[imgColumn].Displayed == false)
+                    {
+                        try
+                        {
+                            dgv.Invoke(new Action(() =>
+                            {
+                                row.Cells[imgColumn].Value = defaultBitmap;
+                            }));
+                        }
+                        catch
+                        {
+                        }
+                        continue;
+                    }
+
+                    if (row.Index >= 0 && row.Cells[imgColumn].Value != null && row.Cells[imgColumn].Value != defaultBitmap)
+                        continue;
+
+                    Image image = null;
+                    if (row.Index >= 0)
+                    {
+                        string imgUrl = row.Cells[imgPathColumn]?.Value.ParseToString();
+                        if (isSetHttpsHttp == true)
+                            imgUrl = imgUrl.Replace("https://", "http://");
+                        string getImgError = "";
+                        if (!string.IsNullOrWhiteSpace(imgUrl))
+                            image = GetHtml.GetUrlImg(imgUrl, out getImgError);
+                        if (!string.IsNullOrEmpty(getImgError))
+                            //BaseMsgForm.ShowError("图片加载失败 " + getImgError);
+                            image = TemuKJD.Properties.Resources.errpic;
+                    }
+
+                    try
+                    {
+                        dgv.Invoke(new Action(() =>
+                        {
+                            if (row.Index >= 0)
+                            {
+                                row.Cells[imgColumn].Value = image;
+                            }
+                        }));
+                    }
+                    catch
+                    {
+                    }
+                }
+            });
+        }
+
     }
 }