From b0a4c47dd74bc41c5df3bab6ddd8de7bcc6a52b0 Mon Sep 17 00:00:00 2001
From: patrick <patrick.xu@broconcentric.com>
Date: 星期五, 06 十二月 2019 18:35:42 +0800
Subject: [PATCH] 1. 重新整理项目,按照A034模式,将设备异步操作修改为类同步操作。使用任务队列来存储和分配任务。

---
 src/Bro.Common.Model/Helper/UIHelper.cs |   15 ++++++++++++---
 1 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/src/Bro.Common.Model/Helper/UIHelper.cs b/src/Bro.Common.Model/Helper/UIHelper.cs
index 8040fd0..2a0c8f9 100644
--- a/src/Bro.Common.Model/Helper/UIHelper.cs
+++ b/src/Bro.Common.Model/Helper/UIHelper.cs
@@ -14,21 +14,30 @@
         {
             cbo.DataSource = dataSource;
             cbo.DisplayMember = display;
-            cbo.ValueMember = value;
+            if (!string.IsNullOrWhiteSpace(value))
+            {
+                cbo.ValueMember = value;
+            }
         }
 
         public static void SetCombo(ToolStripComboBox cbo, object dataSource, string display, string value)
         {
             cbo.ComboBox.DataSource = dataSource;
             cbo.ComboBox.DisplayMember = display;
-            cbo.ComboBox.ValueMember = value;
+            if (!string.IsNullOrWhiteSpace(value))
+            {
+                cbo.ComboBox.ValueMember = value;
+            }
         }
 
         public static void SetCombo(DataGridViewComboBoxColumn cbo, object dataSource, string display, string value)
         {
             cbo.DataSource = dataSource;
             cbo.DisplayMember = display;
-            cbo.ValueMember = value;
+            if (!string.IsNullOrWhiteSpace(value))
+            {
+                cbo.ValueMember = value;
+            }
         }
     }
 

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