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Viewing changes to lockscreen/LockScreenController.cpp

  • Committer: Andrea Azzarone
  • Date: 2013-12-28 17:34:36 UTC
  • mto: (3566.5.438 unity)
  • mto: This revision was merged to the branch mainline in revision 3703.
  • Revision ID: azzaronea@gmail.com-20131228173436-jqschonskxaj5xx3
Initial commit for the unity lockscreen. UserAuthenticator added with tests too.

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lockscreen/LockScreenController.cpp
 
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// -*- Mode: C++; indent-tabs-mode: nil; tab-width: 2 -*-
 
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/*
 
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* Copyright (C) 2013 Canonical Ltd
 
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*
 
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* This program is free software: you can redistribute it and/or modify
 
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* it under the terms of the GNU General Public License version 3 as
 
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* published by the Free Software Foundation.
 
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*
 
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* This program is distributed in the hope that it will be useful,
 
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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* GNU General Public License for more details.
 
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*
 
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* You should have received a copy of the GNU General Public License
 
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* along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
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*
 
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* Authored by: Andrea Azzarone <andrea.azzarone@canonical.com>
 
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*/
 
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#include "LockScreenController.h"
 
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#include "unity-shared/UScreen.h"
 
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namespace unity
 
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{
 
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namespace lockscreen
 
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{
 
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Controller::Controller(session::Manager::Ptr const& manager)
 
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  : manager_(manager)
 
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  , locked_(false) // FIXME unity can start in lock state!
 
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{
 
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  auto* uscreen = UScreen::GetDefault();
 
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  EnsureShields(uscreen->GetMonitorWithMouse(), uscreen->GetMonitors());
 
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  uscreen->changed.connect(sigc::mem_fun(this, &Controller::OnUScreenChanged));
 
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  manager_->lock_requested.connect(sigc::mem_fun(this, &Controller::OnLockRequested));
 
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  manager_->unlock_requested.connect(sigc::mem_fun(this, &Controller::OnUnlockRequested));
 
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}
 
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void Controller::OnUScreenChanged(int primary, std::vector<nux::Geometry> const& monitors)
 
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{
 
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  auto* uscreen = UScreen::GetDefault();
 
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  EnsureShields(uscreen->GetMonitorWithMouse(), monitors);
 
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}
 
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void Controller::EnsureShields(int monitor_with_mouse, std::vector<nux::Geometry> const& monitors)
 
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{
 
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  int num_monitors = monitors.size();
 
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  int num_shields = num_monitors;
 
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  int shields_size = shields_.size();
 
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  int last_shield = 0;
 
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  for (int i = 0; i < num_shields; ++i, ++last_shield)
 
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  {
 
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    if (i >= shields_size)
 
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    {
 
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      shields_.push_back(CreateShield(i == monitor_with_mouse));
 
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    }
 
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    else if (!shields_.at(i))
 
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    {
 
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      shields_[i] = CreateShield(i == monitor_with_mouse);
 
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    }
 
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    shields_[i]->SetGeometry(monitors.at(i));
 
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  }
 
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  for (int i = last_shield; i < shields_size; ++i)
 
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  {
 
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  }
 
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  shields_.resize(num_shields);
 
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}
 
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nux::ObjectPtr<Shield> Controller::CreateShield(bool is_monitor_with_mouse)
 
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{
 
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  nux::ObjectPtr<Shield> shield(new Shield(is_monitor_with_mouse));
 
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  return shield;
 
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}
 
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void Controller::OnLockRequested()
 
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{
 
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  if (locked_)
 
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    return;
 
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  std::for_each(shields_.begin(), shields_.end(), [](nux::ObjectPtr<Shield> const& shield) {
 
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    shield->SetOpacity(1.0f);
 
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    shield->ShowWindow(true);
 
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  });
 
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  locked_ = true;
 
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}
 
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void Controller::OnUnlockRequested()
 
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{
 
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  if (!locked_)
 
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    return;
 
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  std::for_each(shields_.begin(), shields_.end(), [](nux::ObjectPtr<Shield> const& shield) {
 
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    shield->SetOpacity(0.0f);
 
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    shield->ShowWindow(false);
 
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  });
 
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  locked_ = false;
 
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}
 
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}
 
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}
 
 
b'\\ No newline at end of file'