Introduce a new Pepper interface: PPB/PPP_MouseLock.

BUG=None
TEST=None

Review URL: http://codereview.chromium.org/7828019

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@100166 0039d316-1c4b-4281-b951-d872f2087c98

3 files changed, 52 insertions, 0 deletions

diff --git a/ppapi/thunk/ppb_instance_api.h b/ppapi/thunk/ppb_instance_api.h
index dcf100dc..e9cacef 100644
--- a/ppapi/thunk/ppb_instance_api.h
+++ b/ppapi/thunk/ppb_instance_api.h
@@ -5,6 +5,7 @@
 #ifndef PPAPI_THUNK_INSTANCE_API_H_
 #define PPAPI_THUNK_INSTANCE_API_H_
 
+#include "ppapi/c/pp_completion_callback.h"
 #include "ppapi/c/ppb_instance.h"
 #include "ppapi/c/pp_bool.h"
 #include "ppapi/c/pp_size.h"
@@ -44,6 +45,11 @@ class PPB_Instance_FunctionAPI {
   // Messaging.
   virtual void PostMessage(PP_Instance instance, PP_Var message) = 0;
 
+  // MouseLock.
+  virtual int32_t LockMouse(PP_Instance instance,
+                            PP_CompletionCallback callback) = 0;
+  virtual void UnlockMouse(PP_Instance instance) = 0;
+
   // Zoom.
   virtual void ZoomChanged(PP_Instance instance, double factor) = 0;
   virtual void ZoomLimitsChanged(PP_Instance instance,
diff --git a/ppapi/thunk/ppb_mouse_lock_thunk.cc b/ppapi/thunk/ppb_mouse_lock_thunk.cc
new file mode 100755
index 0000000..d9116b0
--- /dev/null
+++ b/ppapi/thunk/ppb_mouse_lock_thunk.cc
@@ -0,0 +1,44 @@
+// Copyright (c) 2011 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 "ppapi/c/dev/ppb_mouse_lock_dev.h"
+#include "ppapi/c/pp_errors.h"
+#include "ppapi/thunk/common.h"
+#include "ppapi/thunk/enter.h"
+#include "ppapi/thunk/ppb_instance_api.h"
+#include "ppapi/thunk/thunk.h"
+
+namespace ppapi {
+namespace thunk {
+
+namespace {
+
+int32_t LockMouse(PP_Instance instance, PP_CompletionCallback callback) {
+  EnterFunction<PPB_Instance_FunctionAPI> enter(instance, true);
+  if (enter.failed())
+    return MayForceCallback(callback, PP_ERROR_BADARGUMENT);
+  int32_t result = enter.functions()->LockMouse(instance, callback);
+  return MayForceCallback(callback, result);
+}
+
+void UnlockMouse(PP_Instance instance) {
+  EnterFunction<PPB_Instance_FunctionAPI> enter(instance, true);
+  if (enter.failed())
+    return;
+  enter.functions()->UnlockMouse(instance);
+}
+
+const PPB_MouseLock_Dev g_ppb_mouse_lock_thunk = {
+  &LockMouse,
+  &UnlockMouse
+};
+
+}  // namespace
+
+const PPB_MouseLock_Dev* GetPPB_MouseLock_Thunk() {
+  return &g_ppb_mouse_lock_thunk;
+}
+
+}  // namespace thunk
+}  // namespace ppapi
diff --git a/ppapi/thunk/thunk.h b/ppapi/thunk/thunk.h
index a6d1dd9..94c31a7 100644
--- a/ppapi/thunk/thunk.h
+++ b/ppapi/thunk/thunk.h
@@ -43,6 +43,7 @@ struct PPB_LayerCompositor_Dev;
 struct PPB_Messaging;
 struct PPB_MouseInputEvent_1_0;
 struct PPB_MouseInputEvent;
+struct PPB_MouseLock_Dev;
 struct PPB_QueryPolicy_Dev;
 struct PPB_Scrollbar_0_5_Dev;
 struct PPB_Surface3D_Dev;
@@ -109,6 +110,7 @@ PPAPI_THUNK_EXPORT const PPB_MouseInputEvent_1_0*
     GetPPB_MouseInputEvent_1_0_Thunk();
 PPAPI_THUNK_EXPORT const PPB_MouseInputEvent*
     GetPPB_MouseInputEvent_1_1_Thunk();
+PPAPI_THUNK_EXPORT const PPB_MouseLock_Dev* GetPPB_MouseLock_Thunk();
 PPAPI_THUNK_EXPORT const PPB_Scrollbar_0_5_Dev* GetPPB_Scrollbar_Thunk();
 PPAPI_THUNK_EXPORT const PPB_Surface3D_Dev* GetPPB_Surface3D_Thunk();
 PPAPI_THUNK_EXPORT const PPB_Transport_Dev* GetPPB_Transport_Thunk();