base/dali-toolkit/public-api/focus-manager/keyinput-focus-manager.cpp

   1 /*
   2  * Copyright (c) 2014 Samsung Electronics Co., Ltd.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  *
  16  */
  17
  18 // CLASS HEADER
  19 #include "keyinput-focus-manager.h"
  20
  21 // EXTERNAL INCLUDES
  22 #include <dali/public-api/adaptor-framework/singleton-service.h>
  23
  24 // INTERNAL INCLUDES
  25 #include <dali-toolkit/internal/focus-manager/keyinput-focus-manager-impl.h>
  26
  27 namespace Dali
  28 {
  29
  30 namespace Toolkit
  31 {
  32
  33 const char* const KeyInputFocusManager::SIGNAL_KEY_INPUT_FOCUS_CHANGED = "key-input-focus-changed";
  34 const char* const KeyInputFocusManager::SIGNAL_UNHANDLED_KEY_EVENT = "unhandled-key-event";
  35
  36 KeyInputFocusManager::KeyInputFocusManager()
  37 {
  38 }
  39
  40 KeyInputFocusManager::~KeyInputFocusManager()
  41 {
  42 }
  43
  44 KeyInputFocusManager KeyInputFocusManager::Get()
  45 {
  46   KeyInputFocusManager manager;
  47
  48   // Check whether the focus manager is already created
  49   SingletonService singletonService( SingletonService::Get() );
  50   if ( singletonService )
  51   {
  52     Dali::BaseHandle handle = singletonService.GetSingleton(typeid(KeyInputFocusManager));
  53     if(handle)
  54     {
  55       // If so, downcast the handle of singleton to focus manager
  56       manager = KeyInputFocusManager(dynamic_cast<Internal::KeyInputFocusManager*>(handle.GetObjectPtr()));
  57     }
  58
  59     if(!manager)
  60     {
  61       // If not, create the focus manager and register it as a singleton
  62       manager = KeyInputFocusManager(new Internal::KeyInputFocusManager());
  63       singletonService.Register(typeid(manager), manager);
  64     }
  65   }
  66
  67   return manager;
  68 }
  69
  70 KeyInputFocusManager::KeyInputFocusManager(Internal::KeyInputFocusManager *impl)
  71   : BaseHandle(impl)
  72 {
  73 }
  74
  75 void KeyInputFocusManager::SetFocus(Control control)
  76 {
  77   GetImpl(*this).SetFocus(control);
  78 }
  79
  80 Control KeyInputFocusManager::GetCurrentFocusControl() const
  81 {
  82   return GetImpl(*this).GetCurrentFocusControl();
  83 }
  84
  85 void KeyInputFocusManager::RemoveFocus(Control control)
  86 {
  87   GetImpl(*this).RemoveFocus(control);
  88 }
  89
  90 bool KeyInputFocusManager::IsKeyboardListener(Control control)
  91 {
  92   return GetImpl(*this).IsKeyboardListener(control);
  93 }
  94
  95 KeyInputFocusManager::KeyInputFocusChangedSignalType& KeyInputFocusManager::KeyInputFocusChangedSignal()
  96 {
  97   return GetImpl(*this).KeyInputFocusChangedSignal();
  98 }
  99
 100 KeyInputFocusManager::UnhandledKeyEventSignalType& KeyInputFocusManager::UnhandledKeyEventSignal()
 101 {
 102   return GetImpl(*this).UnhandledKeyEventSignal();
 103 }
 104
 105 } // namespace Toolkit
 106
 107 } // namespace Dali
 108