SVN r709

SVN-Revision: r709

插件库/Lskj.Control/LabelRemarkEdit.cs

@@ -25,6 +25,10 @@ namespace Lskj.Control
     /// </summary>
     public partial class LabelRemarkEdit : BaseUserControl
     {
+        /// <summary>
+        /// 当 lasttext 为空（清空）时触发。
+        /// </summary>
+        public event EventHandler LastTextEmpty;
         /// <summary>
         /// 文本控件
         /// </summary>
@@ -78,9 +82,22 @@ namespace Lskj.Control
                     }
                 }
             }
+            else
+            {
+                txtEdit.Text = filename;
+                this.filepath = file;
+                OnLastTextEmpty();
+            }
            
         }
         /// <summary>
+        /// 拖拽为空触发回调
+        /// </summary>
+        protected virtual void OnLastTextEmpty()
+        {
+            LastTextEmpty?.Invoke(this, EventArgs.Empty);
+        }
+        /// <summary>
         /// 取出最后一次出现 "-S" 之前的部分（不含扩展名）
         /// </summary>
         private static string GetPrefixBeforeLastS(string fileName, StringComparison comp)