riched20: Don't invalidate while inside TxDraw().

dlls/riched20/editor.h

@@ -202,7 +202,7 @@ void ME_DestroyContext(ME_Context *c) DECLSPEC_HIDDEN;
 BOOL ME_WrapMarkedParagraphs(ME_TextEditor *editor) DECLSPEC_HIDDEN;
 void para_range_invalidate( ME_TextEditor *editor, ME_Paragraph *start_para, ME_Paragraph *last_para ) DECLSPEC_HIDDEN;
 void ME_SendRequestResize(ME_TextEditor *editor, BOOL force) DECLSPEC_HIDDEN;
-BOOL wrap_marked_paras_dc( ME_TextEditor *editor, HDC hdc ) DECLSPEC_HIDDEN;
+BOOL wrap_marked_paras_dc( ME_TextEditor *editor, HDC hdc, BOOL invalidate ) DECLSPEC_HIDDEN;
 
 /* para.c */
 void editor_get_selection_paras(ME_TextEditor *editor, ME_Paragraph **para, ME_Paragraph **para_end ) DECLSPEC_HIDDEN;

dlls/riched20/txtsrv.c

@@ -192,7 +192,7 @@ DECLSPEC_HIDDEN HRESULT __thiscall fnTextSrv_TxDraw( ITextServices *iface, DWORD
     if (rewrap)
     {
         editor_mark_rewrap_all( services->editor );
-        wrap_marked_paras_dc( services->editor, dc );
+        wrap_marked_paras_dc( services->editor, dc, FALSE );
     }
     editor_draw( services->editor, dc, update );
 

dlls/riched20/wrap.c

@@ -1020,7 +1020,7 @@ static void adjust_para_y( ME_Paragraph *para, ME_Context *c, struct repaint_ran
     }
 }
 
-BOOL wrap_marked_paras_dc( ME_TextEditor *editor, HDC hdc )
+BOOL wrap_marked_paras_dc( ME_TextEditor *editor, HDC hdc, BOOL invalidate )
 {
   ME_Paragraph *para, *next;
   struct wine_rb_entry *entry, *next_entry = NULL;
@@ -1086,7 +1086,7 @@ BOOL wrap_marked_paras_dc( ME_TextEditor *editor, HDC hdc )
 
   ME_DestroyContext(&c);
 
-  if (repaint.start || editor->nTotalLength < editor->nLastTotalLength)
+  if (invalidate && (repaint.start || editor->nTotalLength < editor->nLastTotalLength))
     para_range_invalidate( editor, repaint.start, repaint.end);
   return !!repaint.start;
 }
@@ -1094,7 +1094,7 @@ BOOL wrap_marked_paras_dc( ME_TextEditor *editor, HDC hdc )
 BOOL ME_WrapMarkedParagraphs( ME_TextEditor *editor )
 {
     HDC hdc = ITextHost_TxGetDC( editor->texthost );
-    BOOL ret = wrap_marked_paras_dc( editor, hdc );
+    BOOL ret = wrap_marked_paras_dc( editor, hdc, TRUE );
     ITextHost_TxReleaseDC( editor->texthost, hdc );
     return ret;
 }