* UIPage: 增加FeedBack和SetParam函数，用于多页面传值

.editorconfig

@@ -5,3 +5,6 @@ dotnet_diagnostic.IDE0090.severity = none
 
 # CA1416: 验证平台兼容性
 dotnet_diagnostic.CA1416.severity = none
+
+# CA822: 可标记为Static
+dotnet_diagnostic.CA1822.severity = none

SunnyUI/Controls/UINavMenuHelper.cs

@@ -334,6 +334,46 @@ namespace Sunny.UI
             }
         }
 
+        public UIPage GetPage(int pageIndex)
+        {
+            if (pageIndex < 0) return null;
+            foreach (var item in PageItems)
+            {
+                if (item.Value.PageIndex == pageIndex && item.Key != null)
+                {
+                    var tabPage = item.Key;
+                    var pages = tabPage.GetControls<UIPage>();
+                    for (int i = 0; i < pages.Count; i++)
+                    {
+                        if (pages[i].PageIndex == pageIndex)
+                            return pages[i];
+                    }
+                }
+            }   
+
+            return null;
+        }
+
+        public UIPage GetPage(Guid guid)
+        {
+            if (guid == Guid.Empty) return null;
+            foreach (var item in PageItems)
+            {
+                if (item.Value.PageGuid == guid && item.Key != null)
+                {
+                    var tabPage = item.Key;
+                    var pages = tabPage.GetControls<UIPage>();
+                    for (int i = 0; i < pages.Count; i++)
+                    {
+                        if (pages[i].PageGuid == guid)
+                            return pages[i];
+                    }
+                }
+            }
+
+            return null;
+        }
+
         public bool RemovePage(int pageIndex)
         {
             if (pageIndex < 0) return false;

SunnyUI/Controls/UITabControl.cs

@@ -131,6 +131,10 @@ namespace Sunny.UI
 
         public bool RemovePage(Guid guid) => Helper.RemovePage(guid);
 
+        public UIPage GetPage(int pageIndex) => Helper.GetPage(pageIndex);
+
+        public UIPage GetPage(Guid guid) => Helper.GetPage(guid);
+
         public void AddPages(params UIPage[] pages)
         {
             foreach (var page in pages) AddPage(page);

SunnyUI/Forms/UIForm.cs

@@ -1854,19 +1854,19 @@ namespace Sunny.UI
 
         public UITabControl MainTabControl { get; set; }
 
-        public UIPage AddPage(UIPage page, int index)
+        public virtual UIPage AddPage(UIPage page, int index)
         {
             page.PageIndex = index;
             return AddPage(page);
         }
 
-        public UIPage AddPage(UIPage page, Guid guid)
+        public virtual UIPage AddPage(UIPage page, Guid guid)
         {
             page.PageGuid = guid;
             return AddPage(page);
         }
 
-        public UIPage AddPage(UIPage page)
+        public virtual UIPage AddPage(UIPage page)
         {
             page.Frame = this;
             MainTabControl?.AddPage(page);
@@ -1883,12 +1883,12 @@ namespace Sunny.UI
             MainTabControl?.SelectPage(guid);
         }
 
-        public bool RemovePage(int pageIndex)
+        public virtual bool RemovePage(int pageIndex)
         {
             return MainTabControl?.RemovePage(pageIndex) ?? false;
         }
 
-        public bool RemovePage(Guid guid)
+        public virtual bool RemovePage(Guid guid)
         {
             return MainTabControl?.RemovePage(guid) ?? false;
         }
@@ -1897,6 +1897,16 @@ namespace Sunny.UI
         {
         }
 
+        public virtual UIPage GetPage(int pageIndex)
+        {
+            return MainTabControl?.GetPage(pageIndex);
+        }
+
+        public virtual UIPage GetPage(Guid guid)
+        {
+            return MainTabControl?.GetPage(guid);
+        }
+
         #endregion IFrame实现
     }
 }

SunnyUI/Forms/UIFormHelper.cs

@@ -618,25 +618,4 @@ namespace Sunny.UI
             }
         }
     }
-
-    public interface IFrame
-    {
-        UITabControl MainTabControl { get; }
-
-        UIPage AddPage(UIPage page, int index);
-
-        UIPage AddPage(UIPage page, Guid guid);
-
-        UIPage AddPage(UIPage page);
-
-        void SelectPage(int pageIndex);
-
-        bool TopMost { get; set; }
-
-        bool RemovePage(int pageIndex);
-
-        bool RemovePage(Guid guid);
-
-        void Feedback(object sender, int pageIndex, params object[] objects);
-    }
 }

SunnyUI/Frames/IFrame.cs

@@ -0,0 +1,35 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Sunny.UI
+{
+    public interface IFrame
+    {
+        UITabControl MainTabControl { get; }
+
+        UIPage AddPage(UIPage page, int index);
+
+        UIPage AddPage(UIPage page, Guid guid);
+
+        UIPage AddPage(UIPage page);
+
+        void SelectPage(int pageIndex);
+
+        void SelectPage(Guid guid);
+
+        UIPage GetPage(int pageIndex);
+
+        UIPage GetPage(Guid guid);
+
+        bool TopMost { get; set; }
+
+        bool RemovePage(int pageIndex);
+
+        bool RemovePage(Guid guid);
+
+        void Feedback(object sender, int pageIndex, params object[] objects);
+    }
+}

SunnyUI/Frames/UIPage.cs

@@ -22,6 +22,7 @@
  * 2021-07-18: V3.0.5 修复OnLoad在加载时重复加载两次的问题，增加Final函数，每次页面切换，退出页面都会执行
  * 2021-08-17: V3.0.6 增加TitleFont属性
  * 2021-08-24: V3.0.6 修复OnLoad在加载时重复加载两次的问题
+ * 2021-12-01: V3.0.9 增加FeedBack和SetParam函数，用于多页面传值
 ******************************************************************************/
 
 using System;
@@ -624,6 +625,16 @@ namespace Sunny.UI
             get; set;
         }
 
+        public void Feedback(object sender, params object[] objects)
+        {
+            Frame?.Feedback(this, PageIndex, objects);
+        }
+
+        public virtual void SetParam(int fromPageIndex, params object[] objects)
+        {
+
+        }
+
         #region 一些辅助窗口
 
         /// <summary>