PDF: Prevent left/right arrow shortcuts when a PDF text field is focused.

pdf/out_of_process_instance.cc

 // Copyright (c) 2012 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 "pdf/out_of_process_instance.h"
 
 #include <algorithm>  // for min/max()
 #define _USE_MATH_DEFINES  // for M_PI
 #include <cmath>      // for log() and pow()
 #include <math.h>
@@ skipping 126 matching lines @@
 const char KJSGetNamedDestinationType[] = "getNamedDestination";
 const char KJSGetNamedDestination[] = "namedDestination";
 // Reply with the page number of the named destination (Plugin -> Page)
 const char kJSGetNamedDestinationReplyType[] = "getNamedDestinationReply";
 const char kJSNamedDestinationPageNumber[] = "pageNumber";
 
 // Selecting text in document (Plugin -> Page)
 const char kJSSetIsSelectingType[] = "setIsSelecting";
 const char kJSIsSelecting[] = "isSelecting";
 
+// Notify when a form field is focused (Plugin -> Page)
+const char kJSFieldFocusType[] = "formFocusChange";
+const char kJSFieldFocus[] = "focused";
+
 const int kFindResultCooldownMs = 100;
 
 const double kMinZoom = 0.01;
 
 namespace {
 
 static const char kPPPPdfInterface[] = PPP_PDF_INTERFACE_1;
 
 PP_Var GetLinkAtPosition(PP_Instance instance, PP_Point point) {
   pp::Var var;
@@ skipping 1100 matching lines @@
     pp::VarDictionary message;
     message.Set(pp::Var(kType), pp::Var(kJSLoadProgressType));
     message.Set(pp::Var(kJSProgressPercentage), pp::Var(progress));
     PostMessage(message);
   }
 }
 
 void OutOfProcessInstance::FormTextFieldFocusChange(bool in_focus) {
   if (!text_input_.get())
     return;
+
+  pp::VarDictionary message;
+  message.Set(pp::Var(kType), pp::Var(kJSFieldFocusType));
+  message.Set(pp::Var(kJSFieldFocus), pp::Var(in_focus));
+  PostMessage(message);
+
   if (in_focus)
     text_input_->SetTextInputType(PP_TEXTINPUT_TYPE_DEV_TEXT);
   else
     text_input_->SetTextInputType(PP_TEXTINPUT_TYPE_DEV_NONE);
 }
 
 void OutOfProcessInstance::ResetRecentlySentFindUpdate(int32_t /* unused */) {
   recently_sent_find_update_ = false;
 }
 
@@ skipping 129 matching lines @@
     const pp::FloatPoint& scroll_offset) {
   float max_x = document_size_.width() * zoom_ - plugin_dip_size_.width();
   float x = std::max(std::min(scroll_offset.x(), max_x), 0.0f);
   float min_y = -top_toolbar_height_;
   float max_y = document_size_.height() * zoom_ - plugin_dip_size_.height();
   float y = std::max(std::min(scroll_offset.y(), max_y), min_y);
   return pp::FloatPoint(x, y);
 }
 
 }  // namespace chrome_pdf