Add new CefRenderProcessHandler::OnBeforeNavigation callback (issue #722).

git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@904 5089003a-bbd8-11dd-ad1f-f1f9622dbc98

libcef_dll/cpptoc/render_process_handler_cpptoc.cc

@@ -15,6 +15,7 @@
 #include "libcef_dll/ctocpp/domnode_ctocpp.h"
 #include "libcef_dll/ctocpp/frame_ctocpp.h"
 #include "libcef_dll/ctocpp/process_message_ctocpp.h"
+#include "libcef_dll/ctocpp/request_ctocpp.h"
 #include "libcef_dll/ctocpp/v8context_ctocpp.h"
 #include "libcef_dll/ctocpp/v8exception_ctocpp.h"
 #include "libcef_dll/ctocpp/v8stack_trace_ctocpp.h"
@@ -80,6 +81,40 @@ void CEF_CALLBACK render_process_handler_on_browser_destroyed(
       CefBrowserCToCpp::Wrap(browser));
 }
 
+int CEF_CALLBACK render_process_handler_on_before_navigation(
+    struct _cef_render_process_handler_t* self, cef_browser_t* browser,
+    cef_frame_t* frame, struct _cef_request_t* request,
+    enum cef_navigation_type_t navigation_type, int is_redirect) {
+  // AUTO-GENERATED CONTENT - DELETE THIS COMMENT BEFORE MODIFYING
+
+  DCHECK(self);
+  if (!self)
+    return 0;
+  // Verify param: browser; type: refptr_diff
+  DCHECK(browser);
+  if (!browser)
+    return 0;
+  // Verify param: frame; type: refptr_diff
+  DCHECK(frame);
+  if (!frame)
+    return 0;
+  // Verify param: request; type: refptr_diff
+  DCHECK(request);
+  if (!request)
+    return 0;
+
+  // Execute
+  bool _retval = CefRenderProcessHandlerCppToC::Get(self)->OnBeforeNavigation(
+      CefBrowserCToCpp::Wrap(browser),
+      CefFrameCToCpp::Wrap(frame),
+      CefRequestCToCpp::Wrap(request),
+      navigation_type,
+      is_redirect?true:false);
+
+  // Return type: bool
+  return _retval;
+}
+
 void CEF_CALLBACK render_process_handler_on_context_created(
     struct _cef_render_process_handler_t* self, cef_browser_t* browser,
     cef_frame_t* frame, struct _cef_v8context_t* context) {
@@ -240,6 +275,8 @@ CefRenderProcessHandlerCppToC::CefRenderProcessHandlerCppToC(
       render_process_handler_on_browser_created;
   struct_.struct_.on_browser_destroyed =
       render_process_handler_on_browser_destroyed;
+  struct_.struct_.on_before_navigation =
+      render_process_handler_on_before_navigation;
   struct_.struct_.on_context_created =
       render_process_handler_on_context_created;
   struct_.struct_.on_context_released =

libcef_dll/ctocpp/render_process_handler_ctocpp.cc

@@ -14,6 +14,7 @@
 #include "libcef_dll/cpptoc/domnode_cpptoc.h"
 #include "libcef_dll/cpptoc/frame_cpptoc.h"
 #include "libcef_dll/cpptoc/process_message_cpptoc.h"
+#include "libcef_dll/cpptoc/request_cpptoc.h"
 #include "libcef_dll/cpptoc/v8context_cpptoc.h"
 #include "libcef_dll/cpptoc/v8exception_cpptoc.h"
 #include "libcef_dll/cpptoc/v8stack_trace_cpptoc.h"
@@ -76,6 +77,40 @@ void CefRenderProcessHandlerCToCpp::OnBrowserDestroyed(
       CefBrowserCppToC::Wrap(browser));
 }
 
+bool CefRenderProcessHandlerCToCpp::OnBeforeNavigation(
+    CefRefPtr<CefBrowser> browser, CefRefPtr<CefFrame> frame,
+    CefRefPtr<CefRequest> request, NavigationType navigation_type,
+    bool is_redirect) {
+  if (CEF_MEMBER_MISSING(struct_, on_before_navigation))
+    return false;
+
+  // AUTO-GENERATED CONTENT - DELETE THIS COMMENT BEFORE MODIFYING
+
+  // Verify param: browser; type: refptr_diff
+  DCHECK(browser.get());
+  if (!browser.get())
+    return false;
+  // Verify param: frame; type: refptr_diff
+  DCHECK(frame.get());
+  if (!frame.get())
+    return false;
+  // Verify param: request; type: refptr_diff
+  DCHECK(request.get());
+  if (!request.get())
+    return false;
+
+  // Execute
+  int _retval = struct_->on_before_navigation(struct_,
+      CefBrowserCppToC::Wrap(browser),
+      CefFrameCppToC::Wrap(frame),
+      CefRequestCppToC::Wrap(request),
+      navigation_type,
+      is_redirect);
+
+  // Return type: bool
+  return _retval?true:false;
+}
+
 void CefRenderProcessHandlerCToCpp::OnContextCreated(
     CefRefPtr<CefBrowser> browser, CefRefPtr<CefFrame> frame,
     CefRefPtr<CefV8Context> context) {

libcef_dll/ctocpp/render_process_handler_ctocpp.h

@@ -38,6 +38,9 @@ class CefRenderProcessHandlerCToCpp
   virtual void OnWebKitInitialized() OVERRIDE;
   virtual void OnBrowserCreated(CefRefPtr<CefBrowser> browser) OVERRIDE;
   virtual void OnBrowserDestroyed(CefRefPtr<CefBrowser> browser) OVERRIDE;
+  virtual bool OnBeforeNavigation(CefRefPtr<CefBrowser> browser,
+      CefRefPtr<CefFrame> frame, CefRefPtr<CefRequest> request,
+      NavigationType navigation_type, bool is_redirect) OVERRIDE;
   virtual void OnContextCreated(CefRefPtr<CefBrowser> browser,
       CefRefPtr<CefFrame> frame, CefRefPtr<CefV8Context> context) OVERRIDE;
   virtual void OnContextReleased(CefRefPtr<CefBrowser> browser,