* IFrame：增加RemovePage接口

SunnyUI/Controls/UINavMenuHelper.cs

@@ -319,6 +319,40 @@ namespace Sunny.UI
                 }
             }
         }
+
+        public bool RemovePage(int pageIndex)
+        {
+            if (pageIndex < 0) return false;
+            foreach (var item in PageItems)
+            {
+                if (item.Value.PageIndex == pageIndex && item.Key != null)
+                {
+                    TabPage tabPage = item.Key;
+                    tabControl.RemoveTabPage(tabPage.TabIndex);
+                    PageItems.TryRemove(item.Key, out _);
+                    return true;
+                }
+            }
+
+            return false;
+        }
+
+        public bool RemovePage(Guid guid)
+        {
+            if (guid == Guid.Empty) return false;
+            foreach (var item in PageItems)
+            {
+                if (item.Value.PageGuid == guid && item.Key != null)
+                {
+                    TabPage tabPage = item.Key;
+                    tabControl.RemoveTabPage(tabPage.TabIndex);
+                    PageItems.TryRemove(item.Key, out _);
+                    return true;
+                }
+            }
+
+            return false;
+        }
     }
 
     public class NavMenuItem

SunnyUI/Controls/UITabControl.cs

@@ -110,6 +110,10 @@ namespace Sunny.UI
 
         public void AddPage(UIPage page) => Helper.AddPage(page);
 
+        public bool RemovePage(int pageIndex) => Helper.RemovePage(pageIndex);
+
+        public bool RemovePage(Guid guid) => Helper.RemovePage(guid);
+
         public void AddPages(params UIPage[] pages)
         {
             foreach (var page in pages) AddPage(page);

SunnyUI/Forms/UIFormHelper.cs

@@ -615,5 +615,9 @@ namespace Sunny.UI
         void SelectPage(int pageIndex);
 
         bool TopMost { get; set; }
+
+        bool RemovePage(int pageIndex);
+
+        bool RemovePage(Guid guid);
     }
 }

SunnyUI/Frames/UIMainFrame.cs

@@ -114,7 +114,7 @@ namespace Sunny.UI
         public UIPage AddPage(UIPage page, Guid guid)
         {
             page.PageGuid = guid;
-            return AddPage(page); ;
+            return AddPage(page);
         }
 
         public UIPage AddPage(UIPage page)
@@ -128,6 +128,17 @@ namespace Sunny.UI
         {
             MainTabControl.SelectPage(pageIndex);
         }
+
+        public bool RemovePage(int pageIndex)
+        {
+            return MainTabControl.RemovePage(pageIndex);
+        }
+
+        public bool RemovePage(Guid guid)
+        {
+            return MainTabControl.RemovePage(guid);
+        }
+
         #endregion IFrame实现
     }
 }