Fix event sending in pdfium_test.

samples/pdfium_test.cc

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <limits.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 
 #include <list>
@@ skipping 480 matching lines @@
                 const std::string& events) {
   FPDF_PAGE page = FPDF_LoadPage(doc, page_index);
   if (!page) {
     return false;
   }
   FPDF_TEXTPAGE text_page = FPDFText_LoadPage(page);
   FORM_OnAfterLoadPage(page, form);
   FORM_DoPageAAction(page, form, FPDFPAGE_AACTION_OPEN);
 
   if (options.send_events)
-    SendPageEvents(doc, form, events);
+    SendPageEvents(form, page, events);
 
   double scale = 1.0;
   if (!options.scale_factor_as_string.empty()) {
     std::stringstream(options.scale_factor_as_string) >> scale;
   }
   int width = static_cast<int>(FPDF_GetPageWidth(page) * scale);
   int height = static_cast<int>(FPDF_GetPageHeight(page) * scale);
   int alpha = FPDFPage_HasTransparency(page) ? 1 : 0;
   FPDF_BITMAP bitmap = FPDFBitmap_Create(width, height, alpha);
   if (!bitmap) {
@@ skipping 45 matching lines @@
   FPDFText_ClosePage(text_page);
   FPDF_ClosePage(page);
   return true;
 }
 
 void RenderPdf(const std::string& name,
                const char* pBuf,
                size_t len,
                const Options& options,
                const std::string& events) {
-  fprintf(stderr, "Rendering PDF file %s.\n", name.c_str());
-
   IPDF_JSPLATFORM platform_callbacks;
   memset(&platform_callbacks, '\0', sizeof(platform_callbacks));
   platform_callbacks.version = 3;
   platform_callbacks.app_alert = ExampleAppAlert;
   platform_callbacks.app_response = ExampleAppResponse;
   platform_callbacks.Doc_gotoPage = ExampleDocGotoPage;
   platform_callbacks.Doc_mail = ExampleDocMail;
 
   FPDF_FORMFILLINFO form_callbacks;
   memset(&form_callbacks, '\0', sizeof(form_callbacks));
@@ skipping 20 matching lines @@
   memset(&hints, '\0', sizeof(hints));
   hints.version = 1;
   hints.AddSegment = Add_Segment;
 
   FPDF_DOCUMENT doc;
   int nRet = PDF_DATA_NOTAVAIL;
   bool bIsLinearized = false;
   FPDF_AVAIL pdf_avail = FPDFAvail_Create(&file_avail, &file_access);
 
   if (FPDFAvail_IsLinearized(pdf_avail) == PDF_LINEARIZED) {
-    fprintf(stderr, "Linearized path...\n");
     doc = FPDFAvail_GetDocument(pdf_avail, nullptr);
     if (doc) {
       while (nRet == PDF_DATA_NOTAVAIL) {
         nRet = FPDFAvail_IsDocAvail(pdf_avail, &hints);
       }
       if (nRet == PDF_DATA_ERROR) {
         fprintf(stderr, "Unknown error in checking if doc was available.\n");
         return;
       }
       nRet = FPDFAvail_IsFormAvail(pdf_avail, &hints);
       if (nRet == PDF_FORM_ERROR || nRet == PDF_FORM_NOTAVAIL) {
         fprintf(stderr,
                 "Error %d was returned in checking if form was available.\n",
                 nRet);
         return;
       }
       bIsLinearized = true;
     }
   } else {
-    fprintf(stderr, "Non-linearized path...\n");
     doc = FPDF_LoadCustomDocument(&file_access, nullptr);
   }
 
   if (!doc) {
     unsigned long err = FPDF_GetLastError();
     fprintf(stderr, "Load pdf docs unsuccessful: ");
     switch (err) {
       case FPDF_ERR_SUCCESS:
         fprintf(stderr, "Success");
         break;
@@ skipping 71 matching lines @@
   FPDF_CloseDocument(doc);
   FPDFDOC_ExitFormFillEnvironment(form);
 #else  // PDF_ENABLE_XFA
   FPDFDOC_ExitFormFillEnvironment(form);
   FPDF_CloseDocument(doc);
 #endif  // PDF_ENABLE_XFA
 
   FPDFAvail_Destroy(pdf_avail);
 
   fprintf(stderr, "Rendered %d pages.\n", rendered_pages);
-  fprintf(stderr, "Skipped %d bad pages.\n", bad_pages);
+  if (bad_pages)
+    fprintf(stderr, "Skipped %d bad pages.\n", bad_pages);
 }
 
 static void ShowConfig() {
   std::string config;
   std::string maybe_comma;
 #if PDF_ENABLE_V8
   config.append(maybe_comma);
   config.append("V8");
   maybe_comma = ",";
 #endif  // PDF_ENABLE_V8
 #ifdef V8_USE_EXTERNAL_STARTUP_DATA
   config.append(maybe_comma);
   config.append("V8_EXTERNAL");
   maybe_comma = ",";
 #endif  // V8_USE_EXTERNAL_STARTUP_DATA
 #ifdef PDF_ENABLE_XFA
   config.append(maybe_comma);
   config.append("XFA");
   maybe_comma = ",";
 #endif  // PDF_ENABLE_XFA
   printf("%s\n", config.c_str());
 }
 
 static const char usage_string[] =
     "Usage: pdfium_test [OPTION] [FILE]...\n"
     "  --show-config     - print build options and exit\n"
+    "  --send-events     - send input described by .evt file\n"
     "  --bin-dir=<path>  - override path to v8 external data\n"
     "  --font-dir=<path> - override path to external fonts\n"
     "  --scale=<number>  - scale output size by number (e.g. 0.5)\n"
 #ifdef _WIN32
     "  --bmp - write page images <pdf-name>.<page-number>.bmp\n"
     "  --emf - write page meta files <pdf-name>.<page-number>.emf\n"
 #endif  // _WIN32
     "  --png - write page images <pdf-name>.<page-number>.png\n"
 #ifdef PDF_ENABLE_SKIA
     "  --skp - write page images <pdf-name>.<page-number>.skp\n"
@@ skipping 53 matching lines @@
   FSDK_SetUnSpObjProcessHandler(&unsuppored_info);
 
   while (!files.empty()) {
     std::string filename = files.front();
     files.pop_front();
     size_t file_length = 0;
     std::unique_ptr<char, pdfium::FreeDeleter> file_contents =
         GetFileContents(filename.c_str(), &file_length);
     if (!file_contents)
       continue;
+    fprintf(stderr, "Rendering PDF file %s.\n", filename.c_str());
     std::string events;
     if (options.send_events) {
       std::string event_filename = filename;
       size_t event_length = 0;
       size_t extension_pos = event_filename.find(".pdf");
       if (extension_pos != std::string::npos) {
         event_filename.replace(extension_pos, 4, ".evt");
         std::unique_ptr<char, pdfium::FreeDeleter> event_contents =
             GetFileContents(event_filename.c_str(), &event_length);
         if (event_contents) {
+          fprintf(stderr, "Sending events from: %s\n", event_filename.c_str());
           events = std::string(event_contents.get(), event_length);
-        } else {
-          fprintf(stderr, "Warning: no event file: %s\n",
-                  event_filename.c_str());
         }
       }
     }
     RenderPdf(filename, file_contents.get(), file_length, options, events);
   }
 
   FPDF_DestroyLibrary();
 #ifdef PDF_ENABLE_V8
   v8::V8::ShutdownPlatform();
   delete platform;
 #endif  // PDF_ENABLE_V8
 
   return 0;
 }