微信app采集

TEMUKJD/UserComponent/UcComboBoxMutiSelect .cs

@@ -18,7 +18,18 @@ namespace TemuKJD.UserComponent
         //private bool _IsMultiSelect;
         //public bool IsMultiSelect { get => _IsMultiSelect; set => _IsMultiSelect = value; }
 
-        public string DefaultText { get; set; } = "全部";
+        string defaultText = "全部";
+        [Browsable(true), Description("默认文本"), Category("自定义分组")]
+        public string DefaultText
+        {
+            get { return defaultText; }
+            set
+            {
+                defaultText = value;
+                this.Text = defaultText;
+                this.Invalidate();
+            }
+        }
 
         public List<object> SelectItems
         {
@@ -197,15 +208,27 @@ namespace TemuKJD.UserComponent
             if (str1 != str2)
             {
                 checkedListBox.Items.Clear();
+                if (Items.Count > 0)
+                    checkedListBox.ItemCheck -= checkedListBox_ItemCheck;
                 foreach (var item in this.Items)
-                { 
-                    checkedListBox.Items.Add(item.ParseToString(), true); 
+                {
+                    if (Items[Items.Count - 1] == item)
+                        checkedListBox.ItemCheck += checkedListBox_ItemCheck;
+
+                    checkedListBox.Items.Add(item.ParseToString(), true);
                 }
             }
+
+            // 防止一起设置每次都要重新拼接字符串
+            if (checkedListBox.Items.Count > 0)
+                checkedListBox.ItemCheck -= checkedListBox_ItemCheck;
             for (int index = 0; index < checkedListBox.Items.Count; index++)
             {
+                if (index == checkedListBox.Items.Count - 1)
+                    checkedListBox.ItemCheck += checkedListBox_ItemCheck;
+
                 var item = checkedListBox.Items[index];
-                if (this.Text == DefaultText || this.Text.Split(new string[] { ";", "；", ",", "，" }, StringSplitOptions.RemoveEmptyEntries).Contains(item.ParseToString()))
+                if (this.Text == DefaultText || this.Text.Split(new string[] { ";", "；", ",", "，" }, StringSplitOptions.RemoveEmptyEntries).ToList().Contains(item.ParseToString()))
                     checkedListBox.SetItemChecked(index, true);
                 else
                     checkedListBox.SetItemChecked(index, false);
@@ -213,12 +236,12 @@ namespace TemuKJD.UserComponent
 
             // 计算宽度
             int maxItemWidth = 0;
-            for (int index = 0; index < checkedListBox.Items.Count; index++)
-            {
-                var wth = TextRenderer.MeasureText(checkedListBox.Items[index].ToString(), checkedListBox.Font).Width + 20;
-                if (wth > maxItemWidth)
-                    maxItemWidth = wth;
-            }
+            //for (int index = 0; index < checkedListBox.Items.Count; index++)
+            //{
+            //    var wth = TextRenderer.MeasureText(checkedListBox.Items[index].ToString(), checkedListBox.Font).Width + 20;
+            //    if (wth > maxItemWidth)
+            //        maxItemWidth = wth;
+            //}
 
             checkedListBox.SendToBack();
             checkedListBox.Visible = true;
@@ -282,7 +305,7 @@ namespace TemuKJD.UserComponent
                             str += $"{checkedListBox.Items[i].ParseToString()};";
                         }
                     }
-                    this.Text = str;
+                    this.Text = str.Trim(';');
 
 
                     string str1 = string.Join(";", this.Items.Cast<object>().Select(o => o.ParseToString()));