Touch Events capability negotiation

remoting/host/input_injector_win.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 "remoting/host/input_injector.h"
 
 #include <windows.h>
 
 #include "base/bind.h"
 #include "base/compiler_specific.h"
@@ skipping 55 matching lines @@
 
   // InputStub interface.
   virtual void InjectKeyEvent(const KeyEvent& event) override;
   virtual void InjectTextEvent(const TextEvent& event) override;
   virtual void InjectMouseEvent(const MouseEvent& event) override;
   virtual void InjectTouchEvent(const TouchEvent& event) override;
 
   // InputInjector interface.
   virtual void Start(
       scoped_ptr<protocol::ClipboardStub> client_clipboard) override;
+  virtual bool CanInjectTouch() override;

[Wez, 2015/04/09 22:58:59]

This file will need the virtuals stripping out of it, otherwise I think it'll
fail compile checks; we should have only virtual or override, not both.

[Rintaro Kuroiwa, 2015/04/20 18:20:03]

Done.

 
  private:
   // The actual implementation resides in InputInjectorWin::Core class.
   class Core : public base::RefCountedThreadSafe<Core> {
    public:
     Core(scoped_refptr<base::SingleThreadTaskRunner> main_task_runner,
          scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner);
 
     // Mirrors the ClipboardStub interface.
     void InjectClipboardEvent(const ClipboardEvent& event);
@@ skipping 59 matching lines @@
 
 void InputInjectorWin::InjectTouchEvent(const TouchEvent& event) {
   core_->InjectTouchEvent(event);
 }
 
 void InputInjectorWin::Start(
     scoped_ptr<protocol::ClipboardStub> client_clipboard) {
   core_->Start(client_clipboard.Pass());
 }
 
+bool InputInjectorWin::CanInjectTouch() {
+  return InputInjector::DefaultCanInjectTouch();
+}
+
 InputInjectorWin::Core::Core(
     scoped_refptr<base::SingleThreadTaskRunner> main_task_runner,
     scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner)
     : main_task_runner_(main_task_runner),
       ui_task_runner_(ui_task_runner),
       clipboard_(Clipboard::Create()) {
 }
 
 void InputInjectorWin::Core::InjectClipboardEvent(const ClipboardEvent& event) {
   if (!ui_task_runner_->BelongsToCurrentThread()) {
@@ skipping 183 matching lines @@
 
 }  // namespace
 
 scoped_ptr<InputInjector> InputInjector::Create(
     scoped_refptr<base::SingleThreadTaskRunner> main_task_runner,
     scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner) {
   return make_scoped_ptr(
       new InputInjectorWin(main_task_runner, ui_task_runner));
 }
 
+// static
+bool InputInjector::DefaultCanInjectTouch() {
+  return TouchInjectorWinDelegate::Create();
+}
+
 }  // namespace remoting