UIMessageForm：解决了Demo消息窗口弹出，界面刷新闪烁的Bug

README.md

@@ -11,6 +11,8 @@
 
 #### 介绍
 - SunnyUI.Net, 基于 C# .Net WinForm 开源控件库、工具类库、扩展类库、多页面开发框架
+- 源码编译环境：VS2019
+- 动态库应用环境：VS2010，.Net Framework 4.0及以上
 
 #### 软件框架
 ![思维导图](https://images.gitee.com/uploads/images/2020/0518/223455_88a12732_416720.png "中心主题.png")

SunnyUI.Demo/Forms/FDialogs.cs

@@ -1,6 +1,6 @@
-using System;
+using Sunny.UI.Demo.Forms;
+using System;
 using System.Collections.Generic;
-using Sunny.UI.Demo.Forms;
 
 namespace Sunny.UI.Demo
 {
@@ -15,11 +15,11 @@ namespace Sunny.UI.Demo
         {
             if (this.ShowAskDialog("确认信息提示框"))
             {
-                this.ShowInfoDialog("您点击了确定按钮");
+               UIMessageTip.ShowOk("您点击了确定按钮");
             }
             else
             {
-                this.ShowErrorDialog("您点击了取消按钮");
+                UIMessageTip.ShowError("您点击了取消按钮");
             }
         }
 

SunnyUI.Demo/Forms/FLogin.Designer.cs

@@ -41,7 +41,7 @@
             // 
             this.pictureBox1.BackColor = System.Drawing.Color.FromArgb(((int)(((byte)(171)))), ((int)(((byte)(208)))), ((int)(((byte)(250)))));
             this.pictureBox1.Image = global::Sunny.UI.Demo.Properties.Resources.SunnyLogin;
-            this.pictureBox1.Location = new System.Drawing.Point(183, 212);
+            this.pictureBox1.Location = new System.Drawing.Point(180, 208);
             this.pictureBox1.Name = "pictureBox1";
             this.pictureBox1.Size = new System.Drawing.Size(71, 71);
             this.pictureBox1.SizeMode = System.Windows.Forms.PictureBoxSizeMode.AutoSize;

SunnyUI/Forms/UIFormHelper.cs

@@ -379,12 +379,8 @@ namespace Sunny.UI
             frm.Style = style;
             frm.SetItems(items);
             frm.SelectedIndex = selectIndex;
-            if (title.IsValid())
+            if (title.IsValid()) frm.Title = title;
-            {
+            if (description.IsValid()) frm.Description = description;
-                frm.Title = title;
-            }
-
-            frm.Description = description;
             frm.ShowDialog();
 
             bool result = frm.IsOK;

SunnyUI/Forms/UIMessageForm.Designer.cs

@@ -97,7 +97,6 @@
             this.ShowIcon = false;
             this.ShowInTaskbar = false;
             this.Text = "UIMsgBox";
-            this.TopMost = true;
             this.ResumeLayout(false);
 
         }

SunnyUI/Forms/UIMessageForm.cs

@@ -120,8 +120,6 @@ namespace Sunny.UI
                 lbMsg.BackColor = BackColor;
                 lbMsg.SelectionColor = RectColor;
             }
-
-            Invalidate();
         }
 
         private void btnOK_MouseEnter(object sender, EventArgs e)

Updates.txt

@@ -2,6 +2,7 @@
 
 2020.06.21
 + UILoginForm：登录窗体增加两张图片
+* UIMessageForm：解决了Demo消息窗口弹出，界面刷新闪烁的Bug
 
 2020.06.20
 + UILoginForm：增加登录窗体