dali-toolkit/devel-api/focus-manager/keyinput-focus-manager.cpp

   1 /*
   2  * Copyright (c) 2020 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/devel-api/common/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 namespace Toolkit
  30 {
  31 KeyInputFocusManager::KeyInputFocusManager()
  32 {
  33 }
  34
  35 KeyInputFocusManager::~KeyInputFocusManager()
  36 {
  37 }
  38
  39 KeyInputFocusManager KeyInputFocusManager::Get()
  40 {
  41   KeyInputFocusManager manager;
  42
  43   // Check whether the focus manager is already created
  44   SingletonService singletonService(SingletonService::Get());
  45   if(singletonService)
  46   {
  47     Dali::BaseHandle handle = singletonService.GetSingleton(typeid(KeyInputFocusManager));
  48     if(handle)
  49     {
  50       // If so, downcast the handle of singleton to focus manager
  51       manager = KeyInputFocusManager(dynamic_cast<Internal::KeyInputFocusManager*>(handle.GetObjectPtr()));
  52     }
  53
  54     if(!manager)
  55     {
  56       // If not, create the focus manager and register it as a singleton
  57       manager = KeyInputFocusManager(new Internal::KeyInputFocusManager());
  58       singletonService.Register(typeid(manager), manager);
  59     }
  60   }
  61
  62   return manager;
  63 }
  64
  65 KeyInputFocusManager::KeyInputFocusManager(Internal::KeyInputFocusManager* impl)
  66 : BaseHandle(impl)
  67 {
  68 }
  69
  70 void KeyInputFocusManager::SetFocus(Control control)
  71 {
  72   GetImpl(*this).SetFocus(control);
  73 }
  74
  75 Control KeyInputFocusManager::GetCurrentFocusControl() const
  76 {
  77   return GetImpl(*this).GetCurrentFocusControl();
  78 }
  79
  80 void KeyInputFocusManager::RemoveFocus(Control control)
  81 {
  82   GetImpl(*this).RemoveFocus(control);
  83 }
  84
  85 KeyInputFocusManager::KeyInputFocusChangedSignalType& KeyInputFocusManager::KeyInputFocusChangedSignal()
  86 {
  87   return GetImpl(*this).KeyInputFocusChangedSignal();
  88 }
  89
  90 } // namespace Toolkit
  91
  92 } // namespace Dali