1 files changed, 4 insertions, 0 deletions

diff --git a/xfa/src/fee/include/ifde_txtedtengine.h b/xfa/src/fee/include/ifde_txtedtengine.h
index 0ee175380e..d11a1e9db1 100644
--- a/xfa/src/fee/include/ifde_txtedtengine.h
+++ b/xfa/src/fee/include/ifde_txtedtengine.h
@@ -140,6 +140,7 @@ typedef _FDE_TXTEDT_TEXTCHANGE_INFO*	FDE_LPTXTEDT_TEXTCHANGE_INFO;
 class IFDE_TxtEdtEventSink

 {

 public:

+    virtual ~IFDE_TxtEdtEventSink() {}

     virtual void	On_CaretChanged(IFDE_TxtEdtEngine * pEdit, int32_t nPage, FX_BOOL bVisible = TRUE) = 0;

     virtual void	On_TextChanged(IFDE_TxtEdtEngine * pEdit, FDE_TXTEDT_TEXTCHANGE_INFO &ChangeInfo) = 0;

     virtual void	On_PageCountChanged(IFDE_TxtEdtEngine * pEdit) = 0;

@@ -157,6 +158,7 @@ public:
 class IFX_CharIter

 {

 public:

+    virtual ~IFX_CharIter() {}

     virtual void		Release() = 0;

     virtual FX_BOOL		Next(FX_BOOL bPrev = FALSE) = 0;

     virtual FX_WCHAR	GetChar() = 0;

@@ -170,6 +172,7 @@ class IFDE_TxtEdtEngine
 public:

     static IFDE_TxtEdtEngine*		Create();

 

+    virtual ~IFDE_TxtEdtEngine() {}

     virtual void					Release() = 0;

     virtual void					SetEditParams(const FDE_TXTEDTPARAMS &params) = 0;

     virtual const FDE_TXTEDTPARAMS* GetEditParams() const = 0;

@@ -225,6 +228,7 @@ public:
 class IFDE_TxtEdtParag

 {

 public:

+    virtual ~IFDE_TxtEdtParag() {}

     virtual int32_t			GetTextLength() const = 0;

     virtual	int32_t			GetStartIndex() const = 0;

     virtual int32_t			CountLines() const = 0;