dali-toolkit/internal/controls/text-controls/text-editor-impl.cpp

   1 /*
   2  * Copyright (c) 2021 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 <dali-toolkit/internal/controls/text-controls/text-editor-impl.h>
  20
  21 // EXTERNAL INCLUDES
  22 #include <dali/devel-api/actors/actor-devel.h>
  23 #include <dali/devel-api/common/stage.h>
  24 #include <dali/devel-api/object/property-helper-devel.h>
  25 #include <dali/integration-api/adaptor-framework/adaptor.h>
  26 #include <dali/integration-api/debug.h>
  27 #include <dali/public-api/actors/layer.h>
  28 #include <dali/public-api/adaptor-framework/key.h>
  29 #include <dali/public-api/common/dali-common.h>
  30 #include <dali/public-api/object/type-registry-helper.h>
  31 #include <cstring>
  32 #include <limits>
  33
  34 // INTERNAL INCLUDES
  35 #include <dali-toolkit/devel-api/controls/control-devel.h>
  36 #include <dali-toolkit/devel-api/focus-manager/keyinput-focus-manager.h>
  37 #include <dali-toolkit/devel-api/text/rendering-backend.h>
  38 #include <dali-toolkit/internal/controls/control/control-data-impl.h>
  39 #include <dali-toolkit/internal/controls/text-controls/common-text-utils.h>
  40 #include <dali-toolkit/internal/controls/text-controls/text-editor-property-handler.h>
  41 #include <dali-toolkit/internal/styling/style-manager-impl.h>
  42 #include <dali-toolkit/internal/text/rendering/text-backend.h>
  43 #include <dali-toolkit/internal/text/text-effects-style.h>
  44 #include <dali-toolkit/internal/text/text-enumerations-impl.h>
  45 #include <dali-toolkit/internal/text/text-font-style.h>
  46 #include <dali-toolkit/internal/text/text-view.h>
  47 #include <dali-toolkit/public-api/text/text-enumerations.h>
  48 #include <dali-toolkit/public-api/visuals/color-visual-properties.h>
  49 #include <dali-toolkit/public-api/visuals/visual-properties.h>
  50
  51 using namespace Dali::Toolkit::Text;
  52
  53 #if defined(DEBUG_ENABLED)
  54 Debug::Filter* gTextEditorLogFilter = Debug::Filter::New(Debug::Concise, true, "LOG_TEXT_CONTROLS");
  55 #endif
  56
  57 namespace Dali
  58 {
  59 namespace Toolkit
  60 {
  61 namespace Internal
  62 {
  63 namespace // unnamed namespace
  64 {
  65 const unsigned int DEFAULT_RENDERING_BACKEND = Dali::Toolkit::DevelText::DEFAULT_RENDERING_BACKEND;
  66 const float        DEFAULT_SCROLL_SPEED      = 1200.f; ///< The default scroll speed for the text editor in pixels/second.
  67 } // unnamed namespace
  68
  69 namespace
  70 {
  71 const char* const SCROLL_BAR_POSITION("sourcePosition");
  72 const char* const SCROLL_BAR_POSITION_MIN("sourcePositionMin");
  73 const char* const SCROLL_BAR_POSITION_MAX("sourcePositionMax");
  74 const char* const SCROLL_BAR_CONTENT_SIZE("sourceContentSize");
  75
  76 // Type registration
  77 BaseHandle Create()
  78 {
  79   return Toolkit::TextEditor::New();
  80 }
  81
  82 // clang-format off
  83 // Setup properties, signals and actions using the type-registry.
  84 DALI_TYPE_REGISTRATION_BEGIN(Toolkit::TextEditor, Toolkit::Control, Create);
  85
  86 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "text",                                 STRING,    TEXT                                )
  87 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "textColor",                            VECTOR4,   TEXT_COLOR                          )
  88 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "fontFamily",                           STRING,    FONT_FAMILY                         )
  89 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "fontStyle",                            MAP,       FONT_STYLE                          )
  90 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "pointSize",                            FLOAT,     POINT_SIZE                          )
  91 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "horizontalAlignment",                  STRING,    HORIZONTAL_ALIGNMENT                )
  92 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "scrollThreshold",                      FLOAT,     SCROLL_THRESHOLD                    )
  93 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "scrollSpeed",                          FLOAT,     SCROLL_SPEED                        )
  94 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "primaryCursorColor",                   VECTOR4,   PRIMARY_CURSOR_COLOR                )
  95 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "secondaryCursorColor",                 VECTOR4,   SECONDARY_CURSOR_COLOR              )
  96 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "enableCursorBlink",                    BOOLEAN,   ENABLE_CURSOR_BLINK                 )
  97 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "cursorBlinkInterval",                  FLOAT,     CURSOR_BLINK_INTERVAL               )
  98 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "cursorBlinkDuration",                  FLOAT,     CURSOR_BLINK_DURATION               )
  99 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "cursorWidth",                          INTEGER,   CURSOR_WIDTH                        )
 100 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "grabHandleImage",                      STRING,    GRAB_HANDLE_IMAGE                   )
 101 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "grabHandlePressedImage",               STRING,    GRAB_HANDLE_PRESSED_IMAGE           )
 102 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "selectionHandleImageLeft",             MAP,       SELECTION_HANDLE_IMAGE_LEFT         )
 103 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "selectionHandleImageRight",            MAP,       SELECTION_HANDLE_IMAGE_RIGHT        )
 104 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "selectionHandlePressedImageLeft",      MAP,       SELECTION_HANDLE_PRESSED_IMAGE_LEFT )
 105 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "selectionHandlePressedImageRight",     MAP,       SELECTION_HANDLE_PRESSED_IMAGE_RIGHT)
 106 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "selectionHandleMarkerImageLeft",       MAP,       SELECTION_HANDLE_MARKER_IMAGE_LEFT  )
 107 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "selectionHandleMarkerImageRight",      MAP,       SELECTION_HANDLE_MARKER_IMAGE_RIGHT )
 108 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "selectionHighlightColor",              VECTOR4,   SELECTION_HIGHLIGHT_COLOR           )
 109 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "decorationBoundingBox",                RECTANGLE, DECORATION_BOUNDING_BOX             )
 110 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "enableMarkup",                         BOOLEAN,   ENABLE_MARKUP                       )
 111 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "inputColor",                           VECTOR4,   INPUT_COLOR                         )
 112 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "inputFontFamily",                      STRING,    INPUT_FONT_FAMILY                   )
 113 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "inputFontStyle",                       MAP,       INPUT_FONT_STYLE                    )
 114 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "inputPointSize",                       FLOAT,     INPUT_POINT_SIZE                    )
 115 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "lineSpacing",                          FLOAT,     LINE_SPACING                        )
 116 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "inputLineSpacing",                     FLOAT,     INPUT_LINE_SPACING                  )
 117 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "underline",                            MAP,       UNDERLINE                           )
 118 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "inputUnderline",                       MAP,       INPUT_UNDERLINE                     )
 119 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "shadow",                               MAP,       SHADOW                              )
 120 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "inputShadow",                          MAP,       INPUT_SHADOW                        )
 121 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "emboss",                               MAP,       EMBOSS                              )
 122 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "inputEmboss",                          MAP,       INPUT_EMBOSS                        )
 123 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "outline",                              MAP,       OUTLINE                             )
 124 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "inputOutline",                         MAP,       INPUT_OUTLINE                       )
 125 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "smoothScroll",                         BOOLEAN,   SMOOTH_SCROLL                       )
 126 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "smoothScrollDuration",                 FLOAT,     SMOOTH_SCROLL_DURATION              )
 127 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "enableScrollBar",                      BOOLEAN,   ENABLE_SCROLL_BAR                   )
 128 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "scrollBarShowDuration",                FLOAT,     SCROLL_BAR_SHOW_DURATION            )
 129 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "scrollBarFadeDuration",                FLOAT,     SCROLL_BAR_FADE_DURATION            )
 130 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "pixelSize",                            FLOAT,     PIXEL_SIZE                          )
 131 DALI_PROPERTY_REGISTRATION_READ_ONLY(Toolkit,       TextEditor, "lineCount",                            INTEGER,   LINE_COUNT                          )
 132 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "enableSelection",                      BOOLEAN,   ENABLE_SELECTION                    )
 133 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "placeholder",                          MAP,       PLACEHOLDER                         )
 134 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextEditor, "lineWrapMode",                         INTEGER,   LINE_WRAP_MODE                      )
 135 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextEditor, "placeholderText",                      STRING,    PLACEHOLDER_TEXT                    )
 136 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextEditor, "placeholderTextColor",                 VECTOR4,   PLACEHOLDER_TEXT_COLOR              )
 137 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextEditor, "enableShiftSelection",                 BOOLEAN,   ENABLE_SHIFT_SELECTION              )
 138 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextEditor, "enableGrabHandle",                     BOOLEAN,   ENABLE_GRAB_HANDLE                  )
 139 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextEditor, "matchSystemLanguageDirection",         BOOLEAN,   MATCH_SYSTEM_LANGUAGE_DIRECTION     )
 140 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextEditor, "renderingBackend",                     INTEGER,   RENDERING_BACKEND                   )
 141 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextEditor, "maxLength",                            INTEGER,   MAX_LENGTH                          )
 142 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextEditor, "selectedTextStart",                    INTEGER,   SELECTED_TEXT_START                 )
 143 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextEditor, "selectedTextEnd",                      INTEGER,   SELECTED_TEXT_END                   )
 144 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextEditor, "horizontalScrollPosition",             FLOAT,     HORIZONTAL_SCROLL_POSITION          )
 145 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextEditor, "verticalScrollPosition",               INTEGER,   VERTICAL_SCROLL_POSITION            )
 146 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextEditor, "enableEditing",                        BOOLEAN,   ENABLE_EDITING                      )
 147 DALI_DEVEL_PROPERTY_REGISTRATION_READ_ONLY(Toolkit, TextEditor, "selectedText",                         STRING,    SELECTED_TEXT                       )
 148 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextEditor, "fontSizeScale",                        FLOAT,     FONT_SIZE_SCALE                     )
 149 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextEditor, "primaryCursorPosition",                INTEGER,   PRIMARY_CURSOR_POSITION             )
 150 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextEditor, "grabHandleColor",                      VECTOR4,   GRAB_HANDLE_COLOR                   )
 151 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextEditor, "enableGrabHandlePopup",                BOOLEAN,   ENABLE_GRAB_HANDLE_POPUP            )
 152 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextEditor, "inputMethodSettings",                  MAP,       INPUT_METHOD_SETTINGS               )
 153 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextEditor, "inputFilter",                          MAP,       INPUT_FILTER                        )
 154 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextEditor, "ellipsis",                             BOOLEAN,   ELLIPSIS                            )
 155 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextEditor, "ellipsisPosition",                     INTEGER,   ELLIPSIS_POSITION                   )
 156 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextEditor, "minLineSize",                          FLOAT,     MIN_LINE_SIZE                       )
 157
 158 DALI_SIGNAL_REGISTRATION(Toolkit, TextEditor, "textChanged",           SIGNAL_TEXT_CHANGED           )
 159 DALI_SIGNAL_REGISTRATION(Toolkit, TextEditor, "inputStyleChanged",     SIGNAL_INPUT_STYLE_CHANGED    )
 160 DALI_SIGNAL_REGISTRATION(Toolkit, TextEditor, "maxLengthReached",      SIGNAL_MAX_LENGTH_REACHED     )
 161 DALI_SIGNAL_REGISTRATION(Toolkit, TextEditor, "anchorClicked",         SIGNAL_ANCHOR_CLICKED         )
 162 DALI_SIGNAL_REGISTRATION(Toolkit, TextEditor, "inputFiltered",         SIGNAL_INPUT_FILTERED         )
 163 DALI_SIGNAL_REGISTRATION(Toolkit, TextEditor, "cursorPositionChanged", SIGNAL_CURSOR_POSITION_CHANGED)
 164 DALI_SIGNAL_REGISTRATION(Toolkit, TextEditor, "selectionChanged",      SIGNAL_SELECTION_CHANGED      )
 165 DALI_SIGNAL_REGISTRATION(Toolkit, TextEditor, "selectionCleared",      SIGNAL_SELECTION_CLEARED      )
 166
 167 DALI_TYPE_REGISTRATION_END()
 168 // clang-format on
 169
 170 Toolkit::TextEditor::InputStyle::Mask ConvertInputStyle(Text::InputStyle::Mask inputStyleMask)
 171 {
 172   Toolkit::TextEditor::InputStyle::Mask editorInputStyleMask = Toolkit::TextEditor::InputStyle::NONE;
 173
 174   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_COLOR))
 175   {
 176     editorInputStyleMask = static_cast<Toolkit::TextEditor::InputStyle::Mask>(editorInputStyleMask | Toolkit::TextEditor::InputStyle::COLOR);
 177   }
 178   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_FONT_FAMILY))
 179   {
 180     editorInputStyleMask = static_cast<Toolkit::TextEditor::InputStyle::Mask>(editorInputStyleMask | Toolkit::TextEditor::InputStyle::FONT_FAMILY);
 181   }
 182   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_POINT_SIZE))
 183   {
 184     editorInputStyleMask = static_cast<Toolkit::TextEditor::InputStyle::Mask>(editorInputStyleMask | Toolkit::TextEditor::InputStyle::POINT_SIZE);
 185   }
 186   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_FONT_WEIGHT))
 187   {
 188     editorInputStyleMask = static_cast<Toolkit::TextEditor::InputStyle::Mask>(editorInputStyleMask | Toolkit::TextEditor::InputStyle::FONT_STYLE);
 189   }
 190   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_FONT_WIDTH))
 191   {
 192     editorInputStyleMask = static_cast<Toolkit::TextEditor::InputStyle::Mask>(editorInputStyleMask | Toolkit::TextEditor::InputStyle::FONT_STYLE);
 193   }
 194   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_FONT_SLANT))
 195   {
 196     editorInputStyleMask = static_cast<Toolkit::TextEditor::InputStyle::Mask>(editorInputStyleMask | Toolkit::TextEditor::InputStyle::FONT_STYLE);
 197   }
 198   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_LINE_SPACING))
 199   {
 200     editorInputStyleMask = static_cast<Toolkit::TextEditor::InputStyle::Mask>(editorInputStyleMask | Toolkit::TextEditor::InputStyle::LINE_SPACING);
 201   }
 202   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_UNDERLINE))
 203   {
 204     editorInputStyleMask = static_cast<Toolkit::TextEditor::InputStyle::Mask>(editorInputStyleMask | Toolkit::TextEditor::InputStyle::UNDERLINE);
 205   }
 206   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_SHADOW))
 207   {
 208     editorInputStyleMask = static_cast<Toolkit::TextEditor::InputStyle::Mask>(editorInputStyleMask | Toolkit::TextEditor::InputStyle::SHADOW);
 209   }
 210   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_EMBOSS))
 211   {
 212     editorInputStyleMask = static_cast<Toolkit::TextEditor::InputStyle::Mask>(editorInputStyleMask | Toolkit::TextEditor::InputStyle::EMBOSS);
 213   }
 214   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_OUTLINE))
 215   {
 216     editorInputStyleMask = static_cast<Toolkit::TextEditor::InputStyle::Mask>(editorInputStyleMask | Toolkit::TextEditor::InputStyle::OUTLINE);
 217   }
 218   return editorInputStyleMask;
 219 }
 220
 221 } // namespace
 222
 223 Toolkit::TextEditor TextEditor::New()
 224 {
 225   // Create the implementation, temporarily owned by this handle on stack
 226   IntrusivePtr<TextEditor> impl = new TextEditor();
 227
 228   // Pass ownership to CustomActor handle
 229   Toolkit::TextEditor handle(*impl);
 230
 231   // Second-phase init of the implementation
 232   // This can only be done after the CustomActor connection has been made...
 233   impl->Initialize();
 234
 235   return handle;
 236 }
 237
 238 void TextEditor::SetProperty(BaseObject* object, Property::Index index, const Property::Value& value)
 239 {
 240   Toolkit::TextEditor textEditor = Toolkit::TextEditor::DownCast(Dali::BaseHandle(object));
 241
 242   DALI_LOG_INFO(gTextEditorLogFilter, Debug::Verbose, "TextEditor SetProperty\n");
 243
 244   if(textEditor)
 245   {
 246     PropertyHandler::SetProperty(textEditor, index, value);
 247   }
 248 }
 249
 250 Property::Value TextEditor::GetProperty(BaseObject* object, Property::Index index)
 251 {
 252   Property::Value value;
 253
 254   Toolkit::TextEditor textEditor = Toolkit::TextEditor::DownCast(Dali::BaseHandle(object));
 255
 256   if(textEditor)
 257   {
 258     value = PropertyHandler::GetProperty(textEditor, index);
 259   }
 260   return value;
 261 }
 262
 263 void TextEditor::SelectWholeText()
 264 {
 265   if(mController && mController->IsShowingRealText())
 266   {
 267     mController->SelectWholeText();
 268     SetKeyInputFocus();
 269   }
 270 }
 271
 272 void TextEditor::SelectNone()
 273 {
 274   if(mController && mController->IsShowingRealText())
 275   {
 276     mController->SelectNone();
 277   }
 278 }
 279
 280 void TextEditor::SelectText(const uint32_t start, const uint32_t end)
 281 {
 282   if(mController && mController->IsShowingRealText())
 283   {
 284     mController->SelectText(start, end);
 285     SetKeyInputFocus();
 286   }
 287 }
 288
 289 string TextEditor::CopyText()
 290 {
 291   string copiedText = "";
 292   if(mController && mController->IsShowingRealText())
 293   {
 294     copiedText = mController->CopyText();
 295   }
 296   return copiedText;
 297 }
 298
 299 string TextEditor::CutText()
 300 {
 301   string cutText = "";
 302   if(mController && mController->IsShowingRealText())
 303   {
 304     cutText = mController->CutText();
 305   }
 306   return cutText;
 307 }
 308
 309 void TextEditor::PasteText()
 310 {
 311   if(mController)
 312   {
 313     SetKeyInputFocus(); //Giving focus to the editor that was passed to the PasteText in case the passed editor (current editor) doesn't have focus.
 314     mController->PasteText();
 315   }
 316 }
 317
 318 void TextEditor::ScrollBy(Vector2 scroll)
 319 {
 320   if(mController && mController->IsShowingRealText())
 321   {
 322     mController->ScrollBy(scroll);
 323   }
 324 }
 325
 326 float TextEditor::GetHorizontalScrollPosition()
 327 {
 328   if(mController && mController->IsShowingRealText())
 329   {
 330     return mController->GetHorizontalScrollPosition();
 331   }
 332   return 0;
 333 }
 334
 335 float TextEditor::GetVerticalScrollPosition()
 336 {
 337   if(mController && mController->IsShowingRealText())
 338   {
 339     return mController->GetVerticalScrollPosition();
 340   }
 341   return 0;
 342 }
 343
 344 Vector<Vector2> TextEditor::GetTextSize(const uint32_t startIndex, const uint32_t endIndex) const
 345 {
 346   return mController->GetTextSize(startIndex, endIndex);
 347 }
 348
 349 Vector<Vector2> TextEditor::GetTextPosition(const uint32_t startIndex, const uint32_t endIndex) const
 350 {
 351   return mController->GetTextPosition(startIndex, endIndex);
 352 }
 353
 354 string TextEditor::GetSelectedText() const
 355 {
 356   string selectedText = "";
 357   if(mController && mController->IsShowingRealText())
 358   {
 359     selectedText = mController->GetSelectedText();
 360   }
 361   return selectedText;
 362 }
 363
 364 InputMethodContext TextEditor::GetInputMethodContext()
 365 {
 366   return mInputMethodContext;
 367 }
 368
 369 DevelTextEditor::MaxLengthReachedSignalType& TextEditor::MaxLengthReachedSignal()
 370 {
 371   return mMaxLengthReachedSignal;
 372 }
 373
 374 DevelTextEditor::AnchorClickedSignalType& TextEditor::AnchorClickedSignal()
 375 {
 376   return mAnchorClickedSignal;
 377 }
 378
 379 DevelTextEditor::CursorPositionChangedSignalType& TextEditor::CursorPositionChangedSignal()
 380 {
 381   return mCursorPositionChangedSignal;
 382 }
 383
 384 DevelTextEditor::InputFilteredSignalType& TextEditor::InputFilteredSignal()
 385 {
 386   return mInputFilteredSignal;
 387 }
 388
 389 DevelTextEditor::SelectionChangedSignalType& TextEditor::SelectionChangedSignal()
 390 {
 391   return mSelectionChangedSignal;
 392 }
 393
 394 DevelTextEditor::SelectionClearedSignalType& TextEditor::SelectionClearedSignal()
 395 {
 396   return mSelectionClearedSignal;
 397 }
 398
 399 Text::ControllerPtr TextEditor::GetTextController()
 400 {
 401   return mController;
 402 }
 403
 404 bool TextEditor::DoConnectSignal(BaseObject* object, ConnectionTrackerInterface* tracker, const std::string& signalName, FunctorDelegate* functor)
 405 {
 406   Dali::BaseHandle handle(object);
 407
 408   bool                connected(true);
 409   Toolkit::TextEditor editor = Toolkit::TextEditor::DownCast(handle);
 410
 411   if(0 == strcmp(signalName.c_str(), SIGNAL_TEXT_CHANGED))
 412   {
 413     editor.TextChangedSignal().Connect(tracker, functor);
 414   }
 415   else if(0 == strcmp(signalName.c_str(), SIGNAL_INPUT_STYLE_CHANGED))
 416   {
 417     editor.InputStyleChangedSignal().Connect(tracker, functor);
 418   }
 419   else if(0 == strcmp(signalName.c_str(), SIGNAL_MAX_LENGTH_REACHED))
 420   {
 421     if(editor)
 422     {
 423       Internal::TextEditor& editorImpl(GetImpl(editor));
 424       editorImpl.MaxLengthReachedSignal().Connect(tracker, functor);
 425     }
 426   }
 427   else if(0 == strcmp(signalName.c_str(), SIGNAL_ANCHOR_CLICKED))
 428   {
 429     if(editor)
 430     {
 431       Internal::TextEditor& editorImpl(GetImpl(editor));
 432       editorImpl.AnchorClickedSignal().Connect(tracker, functor);
 433     }
 434   }
 435   else if(0 == strcmp(signalName.c_str(), SIGNAL_CURSOR_POSITION_CHANGED))
 436   {
 437     if(editor)
 438     {
 439       Internal::TextEditor& editorImpl(GetImpl(editor));
 440       editorImpl.CursorPositionChangedSignal().Connect(tracker, functor);
 441     }
 442   }
 443   else if(0 == strcmp(signalName.c_str(), SIGNAL_INPUT_FILTERED))
 444   {
 445     if(editor)
 446     {
 447       Internal::TextEditor& editorImpl(GetImpl(editor));
 448       editorImpl.InputFilteredSignal().Connect(tracker, functor);
 449     }
 450   }
 451   else if(0 == strcmp(signalName.c_str(), SIGNAL_SELECTION_CHANGED))
 452   {
 453     if(editor)
 454     {
 455       Internal::TextEditor& editorImpl(GetImpl(editor));
 456       editorImpl.SelectionChangedSignal().Connect(tracker, functor);
 457     }
 458   }
 459   else if(0 == strcmp(signalName.c_str(), SIGNAL_SELECTION_CLEARED))
 460   {
 461     if(editor)
 462     {
 463       Internal::TextEditor& editorImpl(GetImpl(editor));
 464       editorImpl.SelectionClearedSignal().Connect(tracker, functor);
 465     }
 466   }
 467   else
 468   {
 469     // signalName does not match any signal
 470     connected = false;
 471   }
 472
 473   return connected;
 474 }
 475
 476 Toolkit::TextEditor::TextChangedSignalType& TextEditor::TextChangedSignal()
 477 {
 478   return mTextChangedSignal;
 479 }
 480
 481 Toolkit::TextEditor::InputStyleChangedSignalType& TextEditor::InputStyleChangedSignal()
 482 {
 483   return mInputStyleChangedSignal;
 484 }
 485
 486 Toolkit::TextEditor::ScrollStateChangedSignalType& TextEditor::ScrollStateChangedSignal()
 487 {
 488   return mScrollStateChangedSignal;
 489 }
 490
 491 void TextEditor::OnAccessibilityStatusChanged()
 492 {
 493   CommonTextUtils::SynchronizeTextAnchorsInParent(Self(), mController, mAnchorActors);
 494 }
 495
 496 void TextEditor::OnInitialize()
 497 {
 498   Actor self = Self();
 499
 500   mController = Text::Controller::New(this, this, this, this);
 501
 502   mDecorator = Text::Decorator::New(*mController,
 503                                     *mController);
 504
 505   mInputMethodContext = InputMethodContext::New(self);
 506
 507   mController->GetLayoutEngine().SetLayout(Layout::Engine::MULTI_LINE_BOX);
 508
 509   // Enables the text input.
 510   mController->EnableTextInput(mDecorator, mInputMethodContext);
 511
 512   // Enables the vertical scrolling after the text input has been enabled.
 513   mController->SetVerticalScrollEnabled(true);
 514
 515   // Disables the horizontal scrolling.
 516   mController->SetHorizontalScrollEnabled(false);
 517
 518   // Sets the maximum number of characters.
 519   mController->SetMaximumNumberOfCharacters(std::numeric_limits<Length>::max());
 520
 521   // Enable the smooth handle panning.
 522   mController->SetSmoothHandlePanEnabled(true);
 523
 524   mController->SetNoTextDoubleTapAction(Controller::NoTextTap::HIGHLIGHT);
 525   mController->SetNoTextLongPressAction(Controller::NoTextTap::HIGHLIGHT);
 526
 527   // Sets layoutDirection value
 528   Dali::Stage                 stage           = Dali::Stage::GetCurrent();
 529   Dali::LayoutDirection::Type layoutDirection = static_cast<Dali::LayoutDirection::Type>(stage.GetRootLayer().GetProperty(Dali::Actor::Property::LAYOUT_DIRECTION).Get<int>());
 530   mController->SetLayoutDirection(layoutDirection);
 531
 532   self.LayoutDirectionChangedSignal().Connect(this, &TextEditor::OnLayoutDirectionChanged);
 533
 534   // Forward input events to controller
 535   EnableGestureDetection(static_cast<GestureType::Value>(GestureType::TAP | GestureType::PAN | GestureType::LONG_PRESS));
 536   GetTapGestureDetector().SetMaximumTapsRequired(2);
 537   GetTapGestureDetector().ReceiveAllTapEvents(true);
 538
 539   self.TouchedSignal().Connect(this, &TextEditor::OnTouched);
 540
 541   // Set BoundingBox to stage size if not already set.
 542   Rect<int> boundingBox;
 543   mDecorator->GetBoundingBox(boundingBox);
 544
 545   if(boundingBox.IsEmpty())
 546   {
 547     Vector2 stageSize = Dali::Stage::GetCurrent().GetSize();
 548     mDecorator->SetBoundingBox(Rect<int>(0.0f, 0.0f, stageSize.width, stageSize.height));
 549   }
 550
 551   // Whether to flip the selection handles as soon as they cross.
 552   mDecorator->FlipSelectionHandlesOnCrossEnabled(true);
 553
 554   // Set the default scroll speed.
 555   mDecorator->SetScrollSpeed(DEFAULT_SCROLL_SPEED);
 556
 557   // Fill-parent area by default
 558   self.SetResizePolicy(ResizePolicy::FILL_TO_PARENT, Dimension::WIDTH);
 559   self.SetResizePolicy(ResizePolicy::FILL_TO_PARENT, Dimension::HEIGHT);
 560   self.OnSceneSignal().Connect(this, &TextEditor::OnSceneConnect);
 561
 562   //Enable highightability
 563   self.SetProperty(Toolkit::DevelControl::Property::ACCESSIBILITY_HIGHLIGHTABLE, true);
 564
 565   DevelControl::SetInputMethodContext(*this, mInputMethodContext);
 566
 567   // Creates an extra control to be used as stencil buffer.
 568   mStencil = Control::New();
 569   mStencil.SetProperty(Actor::Property::ANCHOR_POINT, AnchorPoint::TOP_LEFT);
 570   mStencil.SetProperty(Actor::Property::PARENT_ORIGIN, ParentOrigin::TOP_LEFT);
 571
 572   // Creates a background visual. Even if the color is transparent it updates the stencil.
 573   mStencil.SetProperty(Toolkit::Control::Property::BACKGROUND,
 574                        Property::Map().Add(Toolkit::Visual::Property::TYPE, Toolkit::Visual::COLOR).Add(ColorVisual::Property::MIX_COLOR, Color::TRANSPARENT));
 575
 576   // Enable the clipping property.
 577   mStencil.SetProperty(Actor::Property::CLIPPING_MODE, ClippingMode::CLIP_TO_BOUNDING_BOX);
 578   mStencil.SetResizePolicy(ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS);
 579
 580   self.Add(mStencil);
 581
 582   DevelControl::SetAccessibilityConstructor(self, [](Dali::Actor actor) {
 583     return std::unique_ptr<Dali::Accessibility::Accessible>(
 584       new AccessibleImpl(actor, Dali::Accessibility::Role::ENTRY));
 585   });
 586
 587   Accessibility::Bridge::EnabledSignal().Connect(this, &TextEditor::OnAccessibilityStatusChanged);
 588   Accessibility::Bridge::DisabledSignal().Connect(this, &TextEditor::OnAccessibilityStatusChanged);
 589 }
 590
 591 void TextEditor::OnStyleChange(Toolkit::StyleManager styleManager, StyleChange::Type change)
 592 {
 593   DALI_LOG_INFO(gTextEditorLogFilter, Debug::Verbose, "TextEditor::OnStyleChange\n");
 594
 595   switch(change)
 596   {
 597     case StyleChange::DEFAULT_FONT_CHANGE:
 598     {
 599       DALI_LOG_INFO(gTextEditorLogFilter, Debug::Verbose, "TextEditor::OnStyleChange DEFAULT_FONT_CHANGE\n");
 600       const std::string& newFont = GetImpl(styleManager).GetDefaultFontFamily();
 601       // Property system did not set the font so should update it.
 602       mController->UpdateAfterFontChange(newFont);
 603       RelayoutRequest();
 604       break;
 605     }
 606
 607     case StyleChange::DEFAULT_FONT_SIZE_CHANGE:
 608     {
 609       GetImpl(styleManager).ApplyThemeStyle(Toolkit::Control(GetOwner()));
 610       RelayoutRequest();
 611       break;
 612     }
 613     case StyleChange::THEME_CHANGE:
 614     {
 615       // Nothing to do, let control base class handle this
 616       break;
 617     }
 618   }
 619
 620   // Up call to Control
 621   Control::OnStyleChange(styleManager, change);
 622 }
 623
 624 Vector3 TextEditor::GetNaturalSize()
 625 {
 626   Extents padding;
 627   padding = Self().GetProperty<Extents>(Toolkit::Control::Property::PADDING);
 628
 629   Vector3 naturalSize = mController->GetNaturalSize();
 630   naturalSize.width += (padding.start + padding.end);
 631   naturalSize.height += (padding.top + padding.bottom);
 632
 633   return naturalSize;
 634 }
 635
 636 float TextEditor::GetHeightForWidth(float width)
 637 {
 638   Extents padding;
 639   padding = Self().GetProperty<Extents>(Toolkit::Control::Property::PADDING);
 640   return mController->GetHeightForWidth(width) + padding.top + padding.bottom;
 641 }
 642
 643 void TextEditor::ResizeActor(Actor& actor, const Vector2& size)
 644 {
 645   if(actor.GetProperty<Vector3>(Dali::Actor::Property::SIZE).GetVectorXY() != size)
 646   {
 647     actor.SetProperty(Actor::Property::SIZE, size);
 648   }
 649 }
 650
 651 void TextEditor::OnRelayout(const Vector2& size, RelayoutContainer& container)
 652 {
 653   DALI_LOG_INFO(gTextEditorLogFilter, Debug::Verbose, "TextEditor OnRelayout\n");
 654
 655   Actor self = Self();
 656
 657   Extents padding;
 658   padding = self.GetProperty<Extents>(Toolkit::Control::Property::PADDING);
 659
 660   Vector2 contentSize(size.x - (padding.start + padding.end), size.y - (padding.top + padding.bottom));
 661
 662   // Support Right-To-Left of padding
 663   Dali::LayoutDirection::Type layoutDirection = mController->GetLayoutDirection(self);
 664
 665   if(Dali::LayoutDirection::RIGHT_TO_LEFT == layoutDirection)
 666   {
 667     std::swap(padding.start, padding.end);
 668   }
 669
 670   if(mStencil)
 671   {
 672     mStencil.SetProperty(Actor::Property::POSITION, Vector2(padding.start, padding.top));
 673     ResizeActor(mStencil, contentSize);
 674   }
 675   if(mActiveLayer)
 676   {
 677     mActiveLayer.SetProperty(Actor::Property::POSITION, Vector2(padding.start, padding.top));
 678     ResizeActor(mActiveLayer, contentSize);
 679   }
 680
 681   // If there is text changed, callback is called.
 682   if(mTextChanged)
 683   {
 684     EmitTextChangedSignal();
 685   }
 686
 687   const Text::Controller::UpdateTextType updateTextType = mController->Relayout(contentSize, layoutDirection);
 688
 689   if((Text::Controller::NONE_UPDATED != updateTextType) ||
 690      !mRenderer)
 691   {
 692     DALI_LOG_INFO(gTextEditorLogFilter, Debug::Verbose, "TextEditor::OnRelayout %p Displaying new contents\n", mController.Get());
 693
 694     if(mDecorator &&
 695        (Text::Controller::NONE_UPDATED != (Text::Controller::DECORATOR_UPDATED & updateTextType)))
 696     {
 697       mDecorator->Relayout(contentSize);
 698     }
 699
 700     if(!mRenderer)
 701     {
 702       mRenderer = Backend::Get().NewRenderer(mRenderingBackend);
 703     }
 704
 705     RenderText(updateTextType);
 706   }
 707
 708   if(mCursorPositionChanged)
 709   {
 710     EmitCursorPositionChangedSignal();
 711   }
 712
 713   if(mSelectionChanged)
 714   {
 715     EmitSelectionChangedSignal();
 716   }
 717
 718   if(mSelectionCleared)
 719   {
 720     EmitSelectionClearedSignal();
 721   }
 722
 723   // The text-editor emits signals when the input style changes. These changes of style are
 724   // detected during the relayout process (size negotiation), i.e after the cursor has been moved. Signals
 725   // can't be emitted during the size negotiation as the callbacks may update the UI.
 726   // The text-editor adds an idle callback to the adaptor to emit the signals after the size negotiation.
 727   if(!mController->IsInputStyleChangedSignalsQueueEmpty())
 728   {
 729     if(Adaptor::IsAvailable())
 730     {
 731       Adaptor& adaptor = Adaptor::Get();
 732
 733       if(NULL == mIdleCallback)
 734       {
 735         // @note: The callback manager takes the ownership of the callback object.
 736         mIdleCallback = MakeCallback(this, &TextEditor::OnIdleSignal);
 737         adaptor.AddIdle(mIdleCallback, false);
 738       }
 739     }
 740   }
 741 }
 742
 743 void TextEditor::RenderText(Text::Controller::UpdateTextType updateTextType)
 744 {
 745   CommonTextUtils::RenderText(Self(), mRenderer, mController, mDecorator, mAlignmentOffset, mRenderableActor, mBackgroundActor, mStencil, mClippingDecorationActors, mAnchorActors, updateTextType);
 746   if(mRenderableActor)
 747   {
 748     ApplyScrollPosition();
 749   }
 750   UpdateScrollBar();
 751 }
 752
 753 void TextEditor::OnKeyInputFocusGained()
 754 {
 755   DALI_LOG_INFO(gTextEditorLogFilter, Debug::Verbose, "TextEditor::OnKeyInputFocusGained %p\n", mController.Get());
 756   if(mInputMethodContext && IsEditable())
 757   {
 758     // All input panel properties, such as layout, return key type, and input hint, should be set before input panel activates (or shows).
 759     mInputMethodContext.ApplyOptions(mInputMethodOptions);
 760     mInputMethodContext.NotifyTextInputMultiLine(true);
 761
 762     mInputMethodContext.StatusChangedSignal().Connect(this, &TextEditor::KeyboardStatusChanged);
 763
 764     mInputMethodContext.EventReceivedSignal().Connect(this, &TextEditor::OnInputMethodContextEvent);
 765
 766     // Notify that the text editing start.
 767     mInputMethodContext.Activate();
 768
 769     // When window gain lost focus, the InputMethodContext is deactivated. Thus when window gain focus again, the InputMethodContext must be activated.
 770     mInputMethodContext.SetRestoreAfterFocusLost(true);
 771   }
 772   ClipboardEventNotifier notifier(ClipboardEventNotifier::Get());
 773
 774   if(notifier)
 775   {
 776     notifier.ContentSelectedSignal().Connect(this, &TextEditor::OnClipboardTextSelected);
 777   }
 778
 779   mController->KeyboardFocusGainEvent(); // Called in the case of no virtual keyboard to trigger this event
 780
 781   EmitKeyInputFocusSignal(true); // Calls back into the Control hence done last.
 782 }
 783
 784 void TextEditor::OnKeyInputFocusLost()
 785 {
 786   DALI_LOG_INFO(gTextEditorLogFilter, Debug::Verbose, "TextEditor:OnKeyInputFocusLost %p\n", mController.Get());
 787   if(mInputMethodContext)
 788   {
 789     mInputMethodContext.StatusChangedSignal().Disconnect(this, &TextEditor::KeyboardStatusChanged);
 790
 791     // The text editing is finished. Therefore the InputMethodContext don't have restore activation.
 792     mInputMethodContext.SetRestoreAfterFocusLost(false);
 793
 794     // Notify that the text editing finish.
 795     mInputMethodContext.Deactivate();
 796
 797     mInputMethodContext.EventReceivedSignal().Disconnect(this, &TextEditor::OnInputMethodContextEvent);
 798   }
 799   ClipboardEventNotifier notifier(ClipboardEventNotifier::Get());
 800
 801   if(notifier)
 802   {
 803     notifier.ContentSelectedSignal().Disconnect(this, &TextEditor::OnClipboardTextSelected);
 804   }
 805
 806   mController->KeyboardFocusLostEvent();
 807
 808   EmitKeyInputFocusSignal(false); // Calls back into the Control hence done last.
 809 }
 810
 811 bool TextEditor::OnAccessibilityActivated()
 812 {
 813   SetKeyInputFocus();
 814   return true;
 815 }
 816
 817 void TextEditor::OnTap(const TapGesture& gesture)
 818 {
 819   DALI_LOG_INFO(gTextEditorLogFilter, Debug::Verbose, "TextEditor::OnTap %p\n", mController.Get());
 820   if(mInputMethodContext && IsEditable())
 821   {
 822     mInputMethodContext.Activate();
 823   }
 824   // Deliver the tap before the focus event to controller; this allows us to detect when focus is gained due to tap-gestures
 825   Extents padding;
 826   padding                   = Self().GetProperty<Extents>(Toolkit::Control::Property::PADDING);
 827   const Vector2& localPoint = gesture.GetLocalPoint();
 828   mController->TapEvent(gesture.GetNumberOfTaps(), localPoint.x - padding.start, localPoint.y - padding.top);
 829   mController->AnchorEvent(localPoint.x - padding.start, localPoint.y - padding.top);
 830
 831   SetKeyInputFocus();
 832 }
 833
 834 void TextEditor::OnPan(const PanGesture& gesture)
 835 {
 836   mController->PanEvent(gesture.GetState(), gesture.GetDisplacement());
 837 }
 838
 839 void TextEditor::OnLongPress(const LongPressGesture& gesture)
 840 {
 841   if(mInputMethodContext && IsEditable())
 842   {
 843     mInputMethodContext.Activate();
 844   }
 845   Extents padding;
 846   padding                   = Self().GetProperty<Extents>(Toolkit::Control::Property::PADDING);
 847   const Vector2& localPoint = gesture.GetLocalPoint();
 848   mController->LongPressEvent(gesture.GetState(), localPoint.x - padding.start, localPoint.y - padding.top);
 849
 850   SetKeyInputFocus();
 851 }
 852
 853 bool TextEditor::OnKeyEvent(const KeyEvent& event)
 854 {
 855   DALI_LOG_INFO(gTextEditorLogFilter, Debug::Verbose, "TextEditor::OnKeyEvent %p keyCode %d\n", mController.Get(), event.GetKeyCode());
 856
 857   if(Dali::DALI_KEY_ESCAPE == event.GetKeyCode() && mController->ShouldClearFocusOnEscape())
 858   {
 859     // Make sure ClearKeyInputFocus when only key is up
 860     if(event.GetState() == KeyEvent::UP)
 861     {
 862       ClearKeyInputFocus();
 863     }
 864
 865     return true;
 866   }
 867
 868   return mController->KeyEvent(event);
 869 }
 870
 871 void TextEditor::RequestTextRelayout()
 872 {
 873   RelayoutRequest();
 874 }
 875
 876 void TextEditor::TextInserted(unsigned int position, unsigned int length, const std::string& content)
 877 {
 878   if(Accessibility::IsUp())
 879   {
 880     Control::Impl::GetAccessibilityObject(Self())->EmitTextInserted(position, length, content);
 881   }
 882 }
 883
 884 void TextEditor::TextDeleted(unsigned int position, unsigned int length, const std::string& content)
 885 {
 886   if(Accessibility::IsUp())
 887   {
 888     Control::Impl::GetAccessibilityObject(Self())->EmitTextDeleted(position, length, content);
 889   }
 890 }
 891
 892 void TextEditor::CursorPositionChanged(unsigned int oldPosition, unsigned int newPosition)
 893 {
 894   if(Accessibility::IsUp())
 895   {
 896     Control::Impl::GetAccessibilityObject(Self())->EmitTextCursorMoved(newPosition);
 897   }
 898
 899   if((oldPosition != newPosition) && !mCursorPositionChanged)
 900   {
 901     mCursorPositionChanged = true;
 902     mOldPosition           = oldPosition;
 903   }
 904 }
 905
 906 void TextEditor::TextChanged(bool immediate)
 907 {
 908   if(immediate) // Emits TextChangedSignal immediately
 909   {
 910     EmitTextChangedSignal();
 911   }
 912   else
 913   {
 914     mTextChanged = true;
 915   }
 916 }
 917
 918 void TextEditor::EmitTextChangedSignal()
 919 {
 920   Dali::Toolkit::TextEditor handle(GetOwner());
 921   mTextChangedSignal.Emit(handle);
 922   mTextChanged = false;
 923 }
 924
 925 void TextEditor::MaxLengthReached()
 926 {
 927   Dali::Toolkit::TextEditor handle(GetOwner());
 928   mMaxLengthReachedSignal.Emit(handle);
 929 }
 930
 931 void TextEditor::InputStyleChanged(Text::InputStyle::Mask inputStyleMask)
 932 {
 933   Dali::Toolkit::TextEditor handle(GetOwner());
 934   mInputStyleChangedSignal.Emit(handle, ConvertInputStyle(inputStyleMask));
 935 }
 936
 937 void TextEditor::AnchorClicked(const std::string& href)
 938 {
 939   Dali::Toolkit::TextEditor handle(GetOwner());
 940   mAnchorClickedSignal.Emit(handle, href.c_str(), href.length());
 941 }
 942
 943 void TextEditor::EmitCursorPositionChangedSignal()
 944 {
 945   Dali::Toolkit::TextEditor handle(GetOwner());
 946   mCursorPositionChanged = false;
 947   mCursorPositionChangedSignal.Emit(handle, mOldPosition);
 948 }
 949
 950 void TextEditor::InputFiltered(Toolkit::InputFilter::Property::Type type)
 951 {
 952   Dali::Toolkit::TextEditor handle(GetOwner());
 953   mInputFilteredSignal.Emit(handle, type);
 954 }
 955
 956 void TextEditor::EmitSelectionChangedSignal()
 957 {
 958   Dali::Toolkit::TextEditor handle(GetOwner());
 959   mSelectionChangedSignal.Emit(handle, mOldSelectionStart, mOldSelectionEnd);
 960   mSelectionChanged = false;
 961 }
 962
 963 void TextEditor::EmitSelectionClearedSignal()
 964 {
 965   Dali::Toolkit::TextEditor handle(GetOwner());
 966   mSelectionClearedSignal.Emit(handle);
 967   mSelectionCleared = false;
 968 }
 969
 970 void TextEditor::SelectionChanged(uint32_t oldStart, uint32_t oldEnd, uint32_t newStart, uint32_t newEnd)
 971 {
 972   if(((oldStart != newStart) || (oldEnd != newEnd)) && !mSelectionChanged)
 973   {
 974     if(newStart == newEnd)
 975     {
 976       mSelectionCleared = true;
 977     }
 978
 979     mSelectionChanged  = true;
 980     mOldSelectionStart = oldStart;
 981     mOldSelectionEnd   = oldEnd;
 982
 983     if(mOldSelectionStart > mOldSelectionEnd)
 984     {
 985       //swap
 986       uint32_t temp      = mOldSelectionStart;
 987       mOldSelectionStart = mOldSelectionEnd;
 988       mOldSelectionEnd   = temp;
 989     }
 990   }
 991 }
 992
 993 void TextEditor::AddDecoration(Actor& actor, bool needsClipping)
 994 {
 995   if(actor)
 996   {
 997     if(needsClipping)
 998     {
 999       mClippingDecorationActors.push_back(actor);
1000     }
1001     else
1002     {
1003       actor.SetProperty(Actor::Property::PARENT_ORIGIN, ParentOrigin::TOP_LEFT);
1004       actor.SetProperty(Actor::Property::ANCHOR_POINT, AnchorPoint::TOP_LEFT);
1005       Self().Add(actor);
1006       mActiveLayer = actor;
1007     }
1008   }
1009 }
1010
1011 void TextEditor::SetTextSelectionRange(const uint32_t* start, const uint32_t* end)
1012 {
1013   if(mController && mController->IsShowingRealText())
1014   {
1015     mController->SetTextSelectionRange(start, end);
1016     SetKeyInputFocus();
1017   }
1018 }
1019
1020 Uint32Pair TextEditor::GetTextSelectionRange() const
1021 {
1022   Uint32Pair range(0, 0);
1023   if(mController && mController->IsShowingRealText())
1024   {
1025     range = mController->GetTextSelectionRange();
1026   }
1027   return range;
1028 }
1029
1030 void TextEditor::GetControlBackgroundColor(Vector4& color) const
1031 {
1032   Property::Value propValue = Self().GetProperty(Toolkit::Control::Property::BACKGROUND);
1033   Property::Map*  resultMap = propValue.GetMap();
1034
1035   Property::Value* colorValue = nullptr;
1036   if(resultMap && (colorValue = resultMap->Find(ColorVisual::Property::MIX_COLOR)))
1037   {
1038     colorValue->Get(color);
1039   }
1040 }
1041
1042 void TextEditor::UpdateScrollBar()
1043 {
1044   using namespace Dali;
1045
1046   float scrollPosition;
1047   float controlSize;
1048   float layoutSize;
1049   bool  latestScrolled;
1050
1051   if(!mScrollBarEnabled)
1052   {
1053     return;
1054   }
1055   latestScrolled = mController->GetTextScrollInfo(scrollPosition, controlSize, layoutSize);
1056   if(!latestScrolled || controlSize > layoutSize)
1057   {
1058     return;
1059   }
1060
1061   CustomActor self = Self();
1062   if(!mScrollBar)
1063   {
1064     mScrollBar = Toolkit::ScrollBar::New(Toolkit::ScrollBar::VERTICAL);
1065     mScrollBar.SetIndicatorHeightPolicy(Toolkit::ScrollBar::VARIABLE);
1066     mScrollBar.SetProperty(Actor::Property::PARENT_ORIGIN, ParentOrigin::TOP_RIGHT);
1067     mScrollBar.SetProperty(Actor::Property::ANCHOR_POINT, AnchorPoint::TOP_RIGHT);
1068     mScrollBar.SetResizePolicy(ResizePolicy::FILL_TO_PARENT, Dimension::HEIGHT);
1069     mScrollBar.SetResizePolicy(ResizePolicy::FIT_TO_CHILDREN, Dimension::WIDTH);
1070
1071     // Register the scroll position property
1072     Property::Index propertyScrollPosition = self.RegisterProperty(SCROLL_BAR_POSITION, scrollPosition);
1073     // Register the minimum scroll position property
1074     Property::Index propertyMinScrollPosition = self.RegisterProperty(SCROLL_BAR_POSITION_MIN, 0.0f);
1075     // Register the maximum scroll position property
1076     Property::Index propertyMaxScrollPosition = self.RegisterProperty(SCROLL_BAR_POSITION_MAX, (layoutSize - controlSize));
1077     // Register the scroll content size property
1078     Property::Index propertyScrollContentSize = self.RegisterProperty(SCROLL_BAR_CONTENT_SIZE, layoutSize);
1079
1080     mScrollBar.SetScrollPropertySource(self, propertyScrollPosition, propertyMinScrollPosition, propertyMaxScrollPosition, propertyScrollContentSize);
1081
1082     // Set style name of ScrollBar for styling
1083     mScrollBar.SetStyleName("TextEditorScrollBar");
1084     Toolkit::Control scrollIndicator = Toolkit::Control::DownCast(mScrollBar.GetScrollIndicator());
1085     if(scrollIndicator)
1086     {
1087       // Set style name of ScrollBarIndicator for styling
1088       scrollIndicator.SetStyleName("TextEditorScrollBarIndicator");
1089     }
1090
1091     self.Add(mScrollBar);
1092   }
1093   else
1094   {
1095     Property::Index propertyScrollPosition    = self.GetPropertyIndex(SCROLL_BAR_POSITION);
1096     Property::Index propertyMaxScrollPosition = self.GetPropertyIndex(SCROLL_BAR_POSITION_MAX);
1097     Property::Index propertyScrollContentSize = self.GetPropertyIndex(SCROLL_BAR_CONTENT_SIZE);
1098
1099     self.SetProperty(propertyScrollPosition, scrollPosition);
1100     self.SetProperty(propertyMaxScrollPosition, (layoutSize - controlSize));
1101     self.SetProperty(propertyScrollContentSize, layoutSize);
1102   }
1103
1104   // If scrolling is not started, start scrolling and emit ScrollStateChangedSignal
1105   if(!mScrollStarted)
1106   {
1107     mScrollStarted = true;
1108     Dali::Toolkit::TextEditor handle(GetOwner());
1109     mScrollStateChangedSignal.Emit(handle, Toolkit::TextEditor::Scroll::STARTED);
1110   }
1111
1112   Actor indicator = mScrollBar.GetScrollIndicator();
1113   if(mAnimation)
1114   {
1115     mAnimation.Stop(); // Cancel any animation
1116   }
1117   else
1118   {
1119     mAnimation = Animation::New(mAnimationPeriod.durationSeconds);
1120   }
1121   indicator.SetProperty(Actor::Property::OPACITY, 1.0f);
1122   mAnimation.AnimateTo(Property(indicator, Actor::Property::COLOR_ALPHA), 0.0f, AlphaFunction::EASE_IN, mAnimationPeriod);
1123   mAnimation.Play();
1124   mAnimation.FinishedSignal().Connect(this, &TextEditor::OnScrollIndicatorAnimationFinished);
1125 }
1126
1127 void TextEditor::OnScrollIndicatorAnimationFinished(Animation& animation)
1128 {
1129   // If animation is successfully ended, then emit ScrollStateChangedSignal
1130   if(animation.GetCurrentProgress() == 0.0f)
1131   {
1132     mScrollStarted = false;
1133     Dali::Toolkit::TextEditor handle(GetOwner());
1134     mScrollStateChangedSignal.Emit(handle, Toolkit::TextEditor::Scroll::FINISHED);
1135   }
1136 }
1137
1138 void TextEditor::OnSceneConnect(Dali::Actor actor)
1139 {
1140   if(mHasBeenStaged)
1141   {
1142     RenderText(static_cast<Text::Controller::UpdateTextType>(Text::Controller::MODEL_UPDATED | Text::Controller::DECORATOR_UPDATED));
1143   }
1144   else
1145   {
1146     mHasBeenStaged = true;
1147   }
1148 }
1149
1150 InputMethodContext::CallbackData TextEditor::OnInputMethodContextEvent(Dali::InputMethodContext& inputMethodContext, const InputMethodContext::EventData& inputMethodContextEvent)
1151 {
1152   DALI_LOG_INFO(gTextEditorLogFilter, Debug::Verbose, "TextEditor::OnInputMethodContextEvent %p eventName %d\n", mController.Get(), inputMethodContextEvent.eventName);
1153   return mController->OnInputMethodContextEvent(inputMethodContext, inputMethodContextEvent);
1154 }
1155
1156 void TextEditor::GetHandleImagePropertyValue(Property::Value& value, Text::HandleType handleType, Text::HandleImageType handleImageType)
1157 {
1158   if(mDecorator)
1159   {
1160     Property::Map map;
1161     map[TextEditor::PropertyHandler::IMAGE_MAP_FILENAME_STRING] = mDecorator->GetHandleImage(handleType, handleImageType);
1162
1163     value = map;
1164   }
1165 }
1166
1167 void TextEditor::OnClipboardTextSelected(ClipboardEventNotifier& clipboard)
1168 {
1169   mController->PasteClipboardItemEvent();
1170 }
1171
1172 void TextEditor::KeyboardStatusChanged(bool keyboardShown)
1173 {
1174   DALI_LOG_INFO(gTextEditorLogFilter, Debug::Verbose, "TextEditor::KeyboardStatusChanged %p keyboardShown %d\n", mController.Get(), keyboardShown);
1175
1176   // Just hide the grab handle when keyboard is hidden.
1177   if(!keyboardShown)
1178   {
1179     mController->KeyboardFocusLostEvent();
1180   }
1181   else
1182   {
1183     mController->KeyboardFocusGainEvent(); // Initially called by OnKeyInputFocusGained
1184   }
1185 }
1186
1187 void TextEditor::OnSceneConnection(int depth)
1188 {
1189   // Sets the depth to the visuals inside the text's decorator.
1190   mDecorator->SetTextDepth(depth);
1191
1192   // The depth of the text renderer is set in the RenderText() called from OnRelayout().
1193
1194   // Call the Control::OnSceneConnection() to set the depth of the background.
1195   Control::OnSceneConnection(depth);
1196 }
1197
1198 bool TextEditor::OnTouched(Actor actor, const TouchEvent& touch)
1199 {
1200   return false;
1201 }
1202
1203 void TextEditor::OnIdleSignal()
1204 {
1205   // Emits the change of input style signals.
1206   mController->ProcessInputStyleChangedSignals();
1207
1208   // Set the pointer to null as the callback manager deletes the callback after execute it.
1209   mIdleCallback = NULL;
1210 }
1211
1212 void TextEditor::ApplyScrollPosition()
1213 {
1214   const Vector2& scrollOffset = mController->GetTextModel()->GetScrollPosition();
1215   float          scrollAmount = 0.0f;
1216
1217   if(mScrollAnimationEnabled)
1218   {
1219     scrollAmount = mController->GetScrollAmountByUserInput();
1220   }
1221   if(mTextVerticalScroller)
1222   {
1223     mTextVerticalScroller->CheckStartAnimation(mRenderableActor, scrollOffset.x + mAlignmentOffset, scrollOffset.y - scrollAmount, scrollAmount);
1224   }
1225   else if(Equals(scrollAmount, 0.0f, Math::MACHINE_EPSILON_1))
1226   {
1227     mRenderableActor.SetProperty(Actor::Property::POSITION, Vector2(scrollOffset.x + mAlignmentOffset, scrollOffset.y - scrollAmount));
1228   }
1229   else
1230   {
1231     mTextVerticalScroller = Text::TextVerticalScroller::New();
1232     if(!Equals(mScrollAnimationDuration, 0.0f, Math::MACHINE_EPSILON_1))
1233     {
1234       mTextVerticalScroller->SetDuration(mScrollAnimationDuration);
1235     }
1236     mTextVerticalScroller->CheckStartAnimation(mRenderableActor, scrollOffset.x + mAlignmentOffset, scrollOffset.y - scrollAmount, scrollAmount);
1237   }
1238 }
1239
1240 bool TextEditor::IsEditable() const
1241 {
1242   return mController->IsEditable();
1243 }
1244
1245 void TextEditor::SetEditable(bool editable)
1246 {
1247   mController->SetEditable(editable);
1248   if(mInputMethodContext && !editable)
1249   {
1250     mInputMethodContext.Deactivate();
1251   }
1252 }
1253
1254 void TextEditor::OnLayoutDirectionChanged(Actor actor, LayoutDirection::Type type)
1255 {
1256   mController->ChangedLayoutDirection();
1257 }
1258
1259 TextEditor::TextEditor()
1260 : Control(ControlBehaviour(CONTROL_BEHAVIOUR_DEFAULT)),
1261   mAnimationPeriod(0.0f, 0.0f),
1262   mIdleCallback(NULL),
1263   mAlignmentOffset(0.f),
1264   mScrollAnimationDuration(0.f),
1265   mLineSpacing(0.f),
1266   mRenderingBackend(DEFAULT_RENDERING_BACKEND),
1267   mHasBeenStaged(false),
1268   mScrollAnimationEnabled(false),
1269   mScrollBarEnabled(false),
1270   mScrollStarted(false),
1271   mTextChanged(false),
1272   mCursorPositionChanged(false),
1273   mSelectionChanged(false),
1274   mSelectionCleared(false),
1275   mOldPosition(0u),
1276   mOldSelectionStart(0u),
1277   mOldSelectionEnd(0u)
1278 {
1279 }
1280
1281 TextEditor::~TextEditor()
1282 {
1283   UnparentAndReset(mStencil);
1284
1285   if((NULL != mIdleCallback) && Adaptor::IsAvailable())
1286   {
1287     // Removes the callback from the callback manager in case the text-editor is destroyed before the callback is executed.
1288     Adaptor::Get().RemoveIdle(mIdleCallback);
1289   }
1290 }
1291
1292 std::string TextEditor::AccessibleImpl::GetName()
1293 {
1294   auto self = Toolkit::TextEditor::DownCast(Self());
1295   return self.GetProperty(Toolkit::TextEditor::Property::TEXT).Get<std::string>();
1296 }
1297
1298 std::string TextEditor::AccessibleImpl::GetText(size_t startOffset, size_t endOffset)
1299 {
1300   if(endOffset <= startOffset)
1301   {
1302     return {};
1303   }
1304
1305   auto self = Toolkit::TextEditor::DownCast(Self());
1306   auto text = self.GetProperty(Toolkit::TextEditor::Property::TEXT).Get<std::string>();
1307
1308   if(startOffset > text.size() || endOffset > text.size())
1309   {
1310     return {};
1311   }
1312
1313   return text.substr(startOffset, endOffset - startOffset);
1314 }
1315
1316 size_t TextEditor::AccessibleImpl::GetCharacterCount()
1317 {
1318   auto self = Toolkit::TextEditor::DownCast(Self());
1319   auto text = self.GetProperty(Toolkit::TextEditor::Property::TEXT).Get<std::string>();
1320
1321   return text.size();
1322 }
1323
1324 size_t TextEditor::AccessibleImpl::GetCursorOffset()
1325 {
1326   auto slf = Toolkit::TextEditor::DownCast(Self());
1327   return Dali::Toolkit::GetImpl(slf).GetTextController()->GetCursorPosition();
1328 }
1329
1330 bool TextEditor::AccessibleImpl::SetCursorOffset(size_t offset)
1331 {
1332   auto slf = Toolkit::TextEditor::DownCast(Self());
1333   auto txt = slf.GetProperty(Toolkit::TextEditor::Property::TEXT).Get<std::string>();
1334   if(offset > txt.size())
1335   {
1336     return false;
1337   }
1338
1339   auto& slfImpl = Dali::Toolkit::GetImpl(slf);
1340   slfImpl.GetTextController()->ResetCursorPosition(offset);
1341   slfImpl.RequestTextRelayout();
1342
1343   return true;
1344 }
1345
1346 Dali::Accessibility::Range TextEditor::AccessibleImpl::GetTextAtOffset(size_t offset, Dali::Accessibility::TextBoundary boundary)
1347 {
1348   auto self     = Toolkit::TextEditor::DownCast(Self());
1349   auto text     = self.GetProperty(Toolkit::TextEditor::Property::TEXT).Get<std::string>();
1350   auto textSize = text.size();
1351
1352   auto range = Dali::Accessibility::Range{};
1353
1354   switch(boundary)
1355   {
1356     case Dali::Accessibility::TextBoundary::CHARACTER:
1357     {
1358       if(offset < textSize)
1359       {
1360         range.content     = text[offset];
1361         range.startOffset = offset;
1362         range.endOffset   = offset + 1;
1363       }
1364       break;
1365     }
1366     case Dali::Accessibility::TextBoundary::WORD:
1367     case Dali::Accessibility::TextBoundary::LINE:
1368     {
1369       auto textString = text.c_str();
1370       auto breaks     = std::vector<char>(textSize, 0);
1371
1372       if(boundary == Dali::Accessibility::TextBoundary::WORD)
1373       {
1374         Accessibility::Accessible::FindWordSeparationsUtf8(reinterpret_cast<const utf8_t*>(textString), textSize, "", breaks.data());
1375       }
1376       else
1377       {
1378         Accessibility::Accessible::FindLineSeparationsUtf8(reinterpret_cast<const utf8_t*>(textString), textSize, "", breaks.data());
1379       }
1380
1381       auto index   = 0u;
1382       auto counter = 0u;
1383       while(index < textSize && counter <= offset)
1384       {
1385         auto start = index;
1386         if(breaks[index])
1387         {
1388           while(breaks[index])
1389           {
1390             index++;
1391           }
1392           counter++;
1393         }
1394         else
1395         {
1396           if(boundary == Dali::Accessibility::TextBoundary::WORD)
1397           {
1398             index++;
1399           }
1400           if(boundary == Dali::Accessibility::TextBoundary::LINE)
1401           {
1402             counter++;
1403           }
1404         }
1405
1406         if((counter > 0) && ((counter - 1) == offset))
1407         {
1408           range.content     = text.substr(start, index - start + 1);
1409           range.startOffset = start;
1410           range.endOffset   = index + 1;
1411         }
1412
1413         if(boundary == Dali::Accessibility::TextBoundary::LINE)
1414         {
1415           index++;
1416         }
1417       }
1418       break;
1419     }
1420     case Dali::Accessibility::TextBoundary::SENTENCE:
1421     {
1422       /* not supported by default */
1423       break;
1424     }
1425     case Dali::Accessibility::TextBoundary::PARAGRAPH:
1426     {
1427       /* Paragraph is not supported by libunibreak library */
1428       break;
1429     }
1430     default:
1431       break;
1432   }
1433
1434   return range;
1435 }
1436
1437 Dali::Accessibility::Range TextEditor::AccessibleImpl::GetRangeOfSelection(size_t selectionIndex)
1438 {
1439   // Since DALi supports only one selection indexes higher than 0 are ignored
1440   if(selectionIndex > 0)
1441   {
1442     return {};
1443   }
1444
1445   auto        self       = Toolkit::TextEditor::DownCast(Self());
1446   auto        controller = Dali::Toolkit::GetImpl(self).GetTextController();
1447   std::string value{};
1448   controller->RetrieveSelection(value);
1449   auto indices = controller->GetSelectionIndexes();
1450
1451   return {static_cast<size_t>(indices.first), static_cast<size_t>(indices.second), value};
1452 }
1453
1454 bool TextEditor::AccessibleImpl::RemoveSelection(size_t selectionIndex)
1455 {
1456   // Since DALi supports only one selection indexes higher than 0 are ignored
1457   if(selectionIndex > 0)
1458   {
1459     return false;
1460   }
1461
1462   auto self = Toolkit::TextEditor::DownCast(Self());
1463   Dali::Toolkit::GetImpl(self).GetTextController()->SetSelection(0, 0);
1464   return true;
1465 }
1466
1467 bool TextEditor::AccessibleImpl::SetRangeOfSelection(size_t selectionIndex, size_t startOffset, size_t endOffset)
1468 {
1469   // Since DALi supports only one selection indexes higher than 0 are ignored
1470   if(selectionIndex > 0)
1471   {
1472     return false;
1473   }
1474
1475   auto self = Toolkit::TextEditor::DownCast(Self());
1476   Dali::Toolkit::GetImpl(self).GetTextController()->SetSelection(startOffset, endOffset);
1477   return true;
1478 }
1479
1480 bool TextEditor::AccessibleImpl::CopyText(size_t startPosition, size_t endPosition)
1481 {
1482   if(endPosition <= startPosition)
1483   {
1484     return false;
1485   }
1486
1487   auto self = Toolkit::TextEditor::DownCast(Self());
1488   auto text = self.GetProperty(Toolkit::TextEditor::Property::TEXT).Get<std::string>();
1489   Dali::Toolkit::GetImpl(self).GetTextController()->CopyStringToClipboard(text.substr(startPosition, endPosition - startPosition));
1490
1491   return true;
1492 }
1493
1494 bool TextEditor::AccessibleImpl::CutText(size_t startPosition, size_t endPosition)
1495 {
1496   if(endPosition <= startPosition)
1497   {
1498     return false;
1499   }
1500
1501   auto self = Toolkit::TextEditor::DownCast(Self());
1502   auto text = self.GetProperty(Toolkit::TextEditor::Property::TEXT).Get<std::string>();
1503   Dali::Toolkit::GetImpl(self).GetTextController()->CopyStringToClipboard(text.substr(startPosition, endPosition - startPosition));
1504
1505   self.SetProperty(Toolkit::TextEditor::Property::TEXT, text.substr(0, startPosition) + text.substr(endPosition));
1506
1507   return true;
1508 }
1509
1510 bool TextEditor::AccessibleImpl::DeleteText(size_t startPosition, size_t endPosition)
1511 {
1512   if(endPosition <= startPosition)
1513   {
1514     return false;
1515   }
1516
1517   auto self = Toolkit::TextEditor::DownCast(Self());
1518   auto text = self.GetProperty(Toolkit::TextEditor::Property::TEXT).Get<std::string>();
1519
1520   self.SetProperty(Toolkit::TextEditor::Property::TEXT, text.substr(0, startPosition) + text.substr(endPosition));
1521
1522   return true;
1523 }
1524
1525 Dali::Accessibility::States TextEditor::AccessibleImpl::CalculateStates()
1526 {
1527   using namespace Dali::Accessibility;
1528
1529   auto states              = DevelControl::AccessibleImpl::CalculateStates();
1530   states[State::EDITABLE]  = true;
1531   states[State::FOCUSABLE] = true;
1532
1533   Toolkit::Control focusControl = Toolkit::KeyInputFocusManager::Get().GetCurrentFocusControl();
1534   if(mSelf == focusControl)
1535   {
1536     states[State::FOCUSED] = true;
1537   }
1538
1539   return states;
1540 }
1541
1542 bool TextEditor::AccessibleImpl::InsertText(size_t startPosition, std::string text)
1543 {
1544   auto self         = Toolkit::TextEditor::DownCast(Self());
1545   auto insertedText = self.GetProperty(Toolkit::TextEditor::Property::TEXT).Get<std::string>();
1546
1547   insertedText.insert(startPosition, text);
1548
1549   self.SetProperty(Toolkit::TextEditor::Property::TEXT, std::move(insertedText));
1550
1551   return true;
1552 }
1553
1554 bool TextEditor::AccessibleImpl::SetTextContents(std::string newContents)
1555 {
1556   auto self = Toolkit::TextEditor::DownCast(Self());
1557   self.SetProperty(Toolkit::TextEditor::Property::TEXT, std::move(newContents));
1558   return true;
1559 }
1560
1561 int32_t TextEditor::AccessibleImpl::GetLinkCount() const
1562 {
1563   auto self = Toolkit::TextEditor::DownCast(Self());
1564   return Dali::Toolkit::GetImpl(self).mAnchorActors.size();
1565 }
1566
1567 Accessibility::Hyperlink* TextEditor::AccessibleImpl::GetLink(int32_t linkIndex) const
1568 {
1569   if(linkIndex < 0 || linkIndex >= GetLinkCount())
1570   {
1571     return nullptr;
1572   }
1573   auto self        = Toolkit::TextEditor::DownCast(Self());
1574   auto anchorActor = Dali::Toolkit::GetImpl(self).mAnchorActors[linkIndex];
1575   return dynamic_cast<Accessibility::Hyperlink*>(Dali::Accessibility::Accessible::Get(anchorActor));
1576 }
1577
1578 int32_t TextEditor::AccessibleImpl::GetLinkIndex(int32_t characterOffset) const
1579 {
1580   auto self       = Toolkit::TextEditor::DownCast(Self());
1581   auto controller = Dali::Toolkit::GetImpl(self).GetTextController();
1582   return controller->GetAnchorIndex(static_cast<size_t>(characterOffset));
1583 }
1584
1585 } // namespace Internal
1586
1587 } // namespace Toolkit
1588
1589 } // namespace Dali