Исправлены баги с падением при drag-n-drop в формулах (баги 27347, 27334).

git-svn-id: svn://192.168.3.15/activex/AVS/Sources/TeamlabOffice/trunk/OfficeWeb@59398 954022d7-b5bf-4e40-9824-e11837661b57

Word/Editor/Document.js

@@ -8577,7 +8577,10 @@ CDocument.prototype =
             var DocContent = this.Get_SelectedContent();
 
             if (false === this.Can_InsertContent(DocContent, NearPos))
+            {
                 History.Remove_LastPoint();
+                return;
+            }
 
             var Para = NearPos.Paragraph;
             
@@ -8666,8 +8669,19 @@ CDocument.prototype =
         {
             // Проверяем, что вставляемый контент тоже формула
             var Element = SelectedContent.Elements[0].Element;
-            if (1 !== SelectedContent.Elements.length || type_Paragraph !== Element.Get_Type() || 2 !== Element.Content.length || para_Math !== Element.Content[0].Type || null === LastClass.Parent)
+            if (1 !== SelectedContent.Elements.length || type_Paragraph !== Element.Get_Type()|| null === LastClass.Parent)
                 return false;
+
+            var Math = null;
+            var Count = Element.Content.length;
+            for (var Index = 0; Index < Count; Index++)
+            {
+                var Item = Element.Content[Index];
+                if (para_Math === Item.Type && null === Math)
+                    Math = Element.Content[Index];
+                else if (true !== Item.Is_Empty({SkipEnd : true}))
+                    return false;
+            }
         }
         else if (para_Run !== LastClass.Type)
             return false;

Word/Editor/Math.js

@@ -579,6 +579,7 @@ ParaMath.prototype.Recalculate_Range = function(PRS, ParaPr, Depth)
     if(RPI.NeedResize)
     {
         this.Root.Set_Paragraph(Para);
+        this.Root.Set_ParaMath(this);
         this.Root.PreRecalc(null, this, ArgSize, RPI);
         this.Root.Resize(g_oTextMeasurer, RPI/*recalculate properties info*/);
         // когда формула будеат разбиваться на строки, Position придется перерасчитывать

Word/Editor/Run.js

@@ -87,6 +87,10 @@ ParaRun.prototype.Set_Paragraph = function(Paragraph)
     this.Paragraph = Paragraph;
 };
 
+ParaRun.prototype.Set_ParaMath = function(ParaMath)
+{
+    this.ParaMath = ParaMath;
+};
 ParaRun.prototype.Save_StartState = function()
 {
     this.StartState = new CParaRunStartState(this);

Word/Math/base.js

@@ -740,6 +740,7 @@ CMathBase.prototype =
 };
 CMathBase.prototype.Set_Paragraph    = ParaHyperlink.prototype.Set_Paragraph;
 CMathBase.prototype.Get_ElementByPos = ParaHyperlink.prototype.Get_ElementByPos;
+CMathBase.prototype.Set_ParaMath     = CMathContent.prototype.Set_ParaMath;
 CMathBase.prototype.Recalculate_Reset = function(StartRange, StartLine)
 {
     for (var nPos = 0, nCount = this.Content.length; nPos < nCount; nPos++)

Word/Math/mathContent.js

@@ -1574,6 +1574,9 @@ CMathContent.prototype =
     },
     Internal_Content_Add : function(Pos, Item, bUpdatePosition)
     {
+        Item.Set_ParaMath(this.ParaMath);
+        Item.Parent = this;
+
         History.Add( this, { Type : historyitem_Math_AddItem, Pos : Pos, EndPos : Pos, Items : [ Item ] } );
         this.Content.splice( Pos, 0, Item );
 
@@ -2038,6 +2041,15 @@ CMathContent.prototype =
 };
 CMathContent.prototype.Set_Paragraph    = ParaHyperlink.prototype.Set_Paragraph;
 CMathContent.prototype.Get_ElementByPos = ParaHyperlink.prototype.Get_ElementByPos;
+CMathContent.prototype.Set_ParaMath = function(ParaMath)
+{
+    this.ParaMath = ParaMath;
+
+    for (var Index = 0, Count = this.Content.length; Index < Count; Index++)
+    {
+        this.Content[Index].Set_ParaMath(ParaMath);
+    }
+};
 CMathContent.prototype.Load_FromMenu = function(Type, Paragraph)
 {
     this.Paragraph = Paragraph;