fpdfsdk/ differences with XFA (for didactic purposes only).

fpdfsdk/src/fpdfview_c_api_test.c

Index: fpdfsdk/src/fpdfview_c_api_test.c
diff --git a/fpdfsdk/src/fpdfview_c_api_test.c b/fpdfsdk/src/fpdfview_c_api_test.c
index 5ff3dbf5a48dee677d5026bf660240feb325616e..fdf83bec6df9fc115d1ee29a9a0b5ada757f0bdc 100644
--- a/fpdfsdk/src/fpdfview_c_api_test.c
+++ b/fpdfsdk/src/fpdfview_c_api_test.c
@@ -104,6 +104,10 @@ int CheckPDFiumCApi() {
     CHK(FORM_OnMouseMove);
     CHK(FORM_OnLButtonDown);
     CHK(FORM_OnLButtonUp);
+#ifdef PDF_ENABLE_XFA
+    CHK(FORM_OnRButtonDown);
+    CHK(FORM_OnRButtonUp);
+#endif
     CHK(FORM_OnKeyDown);
     CHK(FORM_OnKeyUp);
     CHK(FORM_OnChar);
@@ -115,6 +119,22 @@ int CheckPDFiumCApi() {
     CHK(FPDF_SetFormFieldHighlightAlpha);
     CHK(FPDF_RemoveFormFieldHighlight);
     CHK(FPDF_FFLDraw);
+#ifdef PDF_ENABLE_XFA
+    CHK(FPDF_HasXFAField);
+    CHK(FPDF_LoadXFA);
+    CHK(FPDF_Widget_Undo);
+    CHK(FPDF_Widget_Redo);
+    CHK(FPDF_Widget_SelectAll);
+    CHK(FPDF_Widget_Copy);
+    CHK(FPDF_Widget_Cut);
+    CHK(FPDF_Widget_Paste);
+    CHK(FPDF_Widget_ReplaceSpellCheckWord);
+    CHK(FPDF_Widget_GetSpellCheckWords);
+    CHK(FPDF_StringHandleCounts);
+    CHK(FPDF_StringHandleGetStringByIndex);
+    CHK(FPDF_StringHandleRelease);
+    CHK(FPDF_StringHandleAddString);
+#endif
 
     // fpdf_ppo.h
     CHK(FPDF_ImportPages);
@@ -211,6 +231,11 @@ int CheckPDFiumCApi() {
     CHK(FPDF_CountNamedDests);
     CHK(FPDF_GetNamedDestByName);
     CHK(FPDF_GetNamedDest);
+#ifdef PDF_ENABLE_XFA
+    CHK(FPDF_BStr_Init);
+    CHK(FPDF_BStr_Set);
+    CHK(FPDF_BStr_Clear);
+#endif
 
     return 1;
 }