chrome/browser/chromeos/first_run/first_run_controller.h

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_BROWSER_CHROMEOS_FIRST_RUN_FIRST_RUN_CONTROLLER_H_
   6 #define CHROME_BROWSER_CHROMEOS_FIRST_RUN_FIRST_RUN_CONTROLLER_H_
   7
   8 #include <string>
   9 #include <vector>
  10
  11 #include "base/basictypes.h"
  12 #include "base/compiler_specific.h"
  13 #include "base/memory/linked_ptr.h"
  14 #include "base/memory/scoped_ptr.h"
  15 #include "chrome/browser/ui/webui/chromeos/first_run/first_run_actor.h"
  16
  17 namespace ash {
  18 class FirstRunHelper;
  19 }
  20
  21 namespace chromeos {
  22
  23 namespace first_run {
  24 class Step;
  25 }
  26
  27 // FirstRunController creates and manages first-run tutorial.
  28 // Object manages its lifetime and deletes itself after completion of the
  29 // tutorial.
  30 class FirstRunController : public FirstRunActor::Delegate {
  31   typedef std::vector<linked_ptr<first_run::Step> > Steps;
  32
  33  public:
  34   FirstRunController();
  35   virtual ~FirstRunController();
  36
  37   // Creates first-run UI and starts tutorial.
  38   void Start();
  39
  40   // Finalizes first-run tutorial and destroys UI.
  41   void Stop();
  42
  43  private:
  44   // Overriden from FirstRunActor::Delegate.
  45   virtual void OnActorInitialized() OVERRIDE;
  46   virtual void OnNextButtonClicked(const std::string& step_name) OVERRIDE;
  47   virtual void OnActorDestroyed() OVERRIDE;
  48
  49   void RegisterSteps();
  50   void ShowNextStep();
  51   void AdvanceStep();
  52   first_run::Step* GetCurrentStep() const;
  53
  54   // The object providing interface to UI layer. It's not directly owned by
  55   // FirstRunController.
  56   FirstRunActor* actor_;
  57
  58   // Helper for manipulating and retreiving information from Shell.
  59   scoped_ptr<ash::FirstRunHelper> shell_helper_;
  60
  61   // List of all tutorial steps.
  62   Steps steps_;
  63
  64   // Index of step that is currently shown.
  65   size_t current_step_index_;
  66
  67   DISALLOW_COPY_AND_ASSIGN(FirstRunController);
  68 };
  69
  70 }  // namespace chromeos
  71
  72 #endif  // CHROME_BROWSER_CHROMEOS_FIRST_RUN_FIRST_RUN_CONTROLLER_H_
  73