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

   1 /*
   2  * Copyright (c) 2022 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-field-impl.h>
  20
  21 // EXTERNAL INCLUDES
  22 #include <dali/devel-api/actors/actor-devel.h>
  23 #include <dali/devel-api/adaptor-framework/key-devel.h>
  24 #include <dali/devel-api/common/stage.h>
  25 #include <dali/devel-api/object/property-helper-devel.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
  33 // INTERNAL INCLUDES
  34 #include <dali-toolkit/devel-api/controls/control-devel.h>
  35 #include <dali-toolkit/devel-api/controls/text-controls/text-field-devel.h>
  36 #include <dali-toolkit/devel-api/text/rendering-backend.h>
  37 #include <dali-toolkit/internal/controls/text-controls/common-text-utils.h>
  38 #include <dali-toolkit/internal/controls/text-controls/text-field-property-handler.h>
  39 #include <dali-toolkit/internal/focus-manager/keyboard-focus-manager-impl.h>
  40 #include <dali-toolkit/internal/styling/style-manager-impl.h>
  41 #include <dali-toolkit/internal/text/rendering/text-backend.h>
  42 #include <dali-toolkit/internal/text/text-effects-style.h>
  43 #include <dali-toolkit/internal/text/text-enumerations-impl.h>
  44 #include <dali-toolkit/internal/text/text-font-style.h>
  45 #include <dali-toolkit/internal/text/text-view.h>
  46 #include <dali-toolkit/public-api/text/text-enumerations.h>
  47 #include <dali-toolkit/public-api/visuals/color-visual-properties.h>
  48 #include <dali-toolkit/public-api/visuals/visual-properties.h>
  49 #include <dali/integration-api/adaptor-framework/adaptor.h>
  50
  51 using namespace Dali::Toolkit::Text;
  52
  53 #if defined(DEBUG_ENABLED)
  54 Debug::Filter* gTextFieldLogFilter = 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 } // unnamed namespace
  67
  68 namespace
  69 {
  70 // Type registration
  71 BaseHandle Create()
  72 {
  73   return Toolkit::TextField::New();
  74 }
  75
  76 // clang-format off
  77 // Setup properties, signals and actions using the type-registry.
  78 DALI_TYPE_REGISTRATION_BEGIN( Toolkit::TextField, Toolkit::Control, Create );
  79
  80 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "text",                             STRING,    TEXT                                )
  81 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "placeholderText",                  STRING,    PLACEHOLDER_TEXT                    )
  82 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "placeholderTextFocused",           STRING,    PLACEHOLDER_TEXT_FOCUSED            )
  83 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "fontFamily",                       STRING,    FONT_FAMILY                         )
  84 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "fontStyle",                        MAP,       FONT_STYLE                          )
  85 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "pointSize",                        FLOAT,     POINT_SIZE                          )
  86 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "maxLength",                        INTEGER,   MAX_LENGTH                          )
  87 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "exceedPolicy",                     INTEGER,   EXCEED_POLICY                       )
  88 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "horizontalAlignment",              STRING,    HORIZONTAL_ALIGNMENT                )
  89 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "verticalAlignment",                STRING,    VERTICAL_ALIGNMENT                  )
  90 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "textColor",                        VECTOR4,   TEXT_COLOR                          )
  91 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "placeholderTextColor",             VECTOR4,   PLACEHOLDER_TEXT_COLOR              )
  92 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "primaryCursorColor",               VECTOR4,   PRIMARY_CURSOR_COLOR                )
  93 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "secondaryCursorColor",             VECTOR4,   SECONDARY_CURSOR_COLOR              )
  94 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "enableCursorBlink",                BOOLEAN,   ENABLE_CURSOR_BLINK                 )
  95 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "cursorBlinkInterval",              FLOAT,     CURSOR_BLINK_INTERVAL               )
  96 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "cursorBlinkDuration",              FLOAT,     CURSOR_BLINK_DURATION               )
  97 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "cursorWidth",                      INTEGER,   CURSOR_WIDTH                        )
  98 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "grabHandleImage",                  STRING,    GRAB_HANDLE_IMAGE                   )
  99 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "grabHandlePressedImage",           STRING,    GRAB_HANDLE_PRESSED_IMAGE           )
 100 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "scrollThreshold",                  FLOAT,     SCROLL_THRESHOLD                    )
 101 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "scrollSpeed",                      FLOAT,     SCROLL_SPEED                        )
 102 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "selectionHandleImageLeft",         MAP,       SELECTION_HANDLE_IMAGE_LEFT         )
 103 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "selectionHandleImageRight",        MAP,       SELECTION_HANDLE_IMAGE_RIGHT        )
 104 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "selectionHandlePressedImageLeft",  MAP,       SELECTION_HANDLE_PRESSED_IMAGE_LEFT )
 105 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "selectionHandlePressedImageRight", MAP,       SELECTION_HANDLE_PRESSED_IMAGE_RIGHT)
 106 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "selectionHandleMarkerImageLeft",   MAP,       SELECTION_HANDLE_MARKER_IMAGE_LEFT  )
 107 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "selectionHandleMarkerImageRight",  MAP,       SELECTION_HANDLE_MARKER_IMAGE_RIGHT )
 108 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "selectionHighlightColor",          VECTOR4,   SELECTION_HIGHLIGHT_COLOR           )
 109 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "decorationBoundingBox",            RECTANGLE, DECORATION_BOUNDING_BOX             )
 110 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "inputMethodSettings",              MAP,       INPUT_METHOD_SETTINGS               )
 111 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "inputColor",                       VECTOR4,   INPUT_COLOR                         )
 112 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "enableMarkup",                     BOOLEAN,   ENABLE_MARKUP                       )
 113 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "inputFontFamily",                  STRING,    INPUT_FONT_FAMILY                   )
 114 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "inputFontStyle",                   MAP,       INPUT_FONT_STYLE                    )
 115 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "inputPointSize",                   FLOAT,     INPUT_POINT_SIZE                    )
 116 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "underline",                        MAP,       UNDERLINE                           )
 117 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "inputUnderline",                   MAP,       INPUT_UNDERLINE                     )
 118 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "shadow",                           MAP,       SHADOW                              )
 119 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "inputShadow",                      MAP,       INPUT_SHADOW                        )
 120 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "emboss",                           MAP,       EMBOSS                              )
 121 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "inputEmboss",                      MAP,       INPUT_EMBOSS                        )
 122 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "outline",                          MAP,       OUTLINE                             )
 123 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "inputOutline",                     MAP,       INPUT_OUTLINE                       )
 124 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "hiddenInputSettings",              MAP,       HIDDEN_INPUT_SETTINGS               )
 125 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "pixelSize",                        FLOAT,     PIXEL_SIZE                          )
 126 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "enableSelection",                  BOOLEAN,   ENABLE_SELECTION                    )
 127 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "placeholder",                      MAP,       PLACEHOLDER                         )
 128 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "ellipsis",                         BOOLEAN,   ELLIPSIS                            )
 129 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "enableShiftSelection",             BOOLEAN,   ENABLE_SHIFT_SELECTION              )
 130 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "enableGrabHandle",                 BOOLEAN,   ENABLE_GRAB_HANDLE                  )
 131 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "matchSystemLanguageDirection",     BOOLEAN,   MATCH_SYSTEM_LANGUAGE_DIRECTION     )
 132 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "enableGrabHandlePopup",            BOOLEAN,   ENABLE_GRAB_HANDLE_POPUP            )
 133 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "textBackground",                   VECTOR4,   BACKGROUND                          )
 134 DALI_DEVEL_PROPERTY_REGISTRATION_READ_ONLY(Toolkit, TextField, "selectedText",                     STRING,    SELECTED_TEXT                       )
 135 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "renderingBackend",                 INTEGER,   RENDERING_BACKEND                   )
 136 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "selectedTextStart",                INTEGER,   SELECTED_TEXT_START                 )
 137 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "selectedTextEnd",                  INTEGER,   SELECTED_TEXT_END                   )
 138 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "enableEditing",                    BOOLEAN,   ENABLE_EDITING                      )
 139 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "fontSizeScale",                    FLOAT,     FONT_SIZE_SCALE                     )
 140 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "enableFontSizeScale",              BOOLEAN,   ENABLE_FONT_SIZE_SCALE              )
 141 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "primaryCursorPosition",            INTEGER,   PRIMARY_CURSOR_POSITION             )
 142 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "grabHandleColor",                  VECTOR4,   GRAB_HANDLE_COLOR                   )
 143 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "inputFilter",                      MAP,       INPUT_FILTER                        )
 144 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "ellipsisPosition",                 INTEGER,   ELLIPSIS_POSITION                   )
 145 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "strikethrough",                    MAP,       STRIKETHROUGH                       )
 146 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "inputStrikethrough",               MAP,       INPUT_STRIKETHROUGH                 )
 147 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "characterSpacing",                 FLOAT,     CHARACTER_SPACING                   )
 148
 149 DALI_SIGNAL_REGISTRATION(Toolkit, TextField, "textChanged",           SIGNAL_TEXT_CHANGED           )
 150 DALI_SIGNAL_REGISTRATION(Toolkit, TextField, "maxLengthReached",      SIGNAL_MAX_LENGTH_REACHED     )
 151 DALI_SIGNAL_REGISTRATION(Toolkit, TextField, "inputStyleChanged",     SIGNAL_INPUT_STYLE_CHANGED    )
 152 DALI_SIGNAL_REGISTRATION(Toolkit, TextField, "anchorClicked",         SIGNAL_ANCHOR_CLICKED         )
 153 DALI_SIGNAL_REGISTRATION(Toolkit, TextField, "inputFiltered",         SIGNAL_INPUT_FILTERED         )
 154 DALI_SIGNAL_REGISTRATION(Toolkit, TextField, "cursorPositionChanged", SIGNAL_CURSOR_POSITION_CHANGED)
 155 DALI_SIGNAL_REGISTRATION(Toolkit, TextField, "selectionChanged",      SIGNAL_SELECTION_CHANGED      )
 156 DALI_SIGNAL_REGISTRATION(Toolkit, TextField, "selectionCleared",      SIGNAL_SELECTION_CLEARED      )
 157 DALI_SIGNAL_REGISTRATION(Toolkit, TextField, "selectionStarted",      SIGNAL_SELECTION_STARTED      )
 158
 159 DALI_TYPE_REGISTRATION_END()
 160 // clang-format on
 161
 162 Toolkit::TextField::InputStyle::Mask ConvertInputStyle(Text::InputStyle::Mask inputStyleMask)
 163 {
 164   Toolkit::TextField::InputStyle::Mask fieldInputStyleMask = Toolkit::TextField::InputStyle::NONE;
 165
 166   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_COLOR))
 167   {
 168     fieldInputStyleMask = static_cast<Toolkit::TextField::InputStyle::Mask>(fieldInputStyleMask | Toolkit::TextField::InputStyle::COLOR);
 169   }
 170   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_FONT_FAMILY))
 171   {
 172     fieldInputStyleMask = static_cast<Toolkit::TextField::InputStyle::Mask>(fieldInputStyleMask | Toolkit::TextField::InputStyle::FONT_FAMILY);
 173   }
 174   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_POINT_SIZE))
 175   {
 176     fieldInputStyleMask = static_cast<Toolkit::TextField::InputStyle::Mask>(fieldInputStyleMask | Toolkit::TextField::InputStyle::POINT_SIZE);
 177   }
 178   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_FONT_WEIGHT))
 179   {
 180     fieldInputStyleMask = static_cast<Toolkit::TextField::InputStyle::Mask>(fieldInputStyleMask | Toolkit::TextField::InputStyle::FONT_STYLE);
 181   }
 182   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_FONT_WIDTH))
 183   {
 184     fieldInputStyleMask = static_cast<Toolkit::TextField::InputStyle::Mask>(fieldInputStyleMask | Toolkit::TextField::InputStyle::FONT_STYLE);
 185   }
 186   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_FONT_SLANT))
 187   {
 188     fieldInputStyleMask = static_cast<Toolkit::TextField::InputStyle::Mask>(fieldInputStyleMask | Toolkit::TextField::InputStyle::FONT_STYLE);
 189   }
 190   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_UNDERLINE))
 191   {
 192     fieldInputStyleMask = static_cast<Toolkit::TextField::InputStyle::Mask>(fieldInputStyleMask | Toolkit::TextField::InputStyle::UNDERLINE);
 193   }
 194   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_SHADOW))
 195   {
 196     fieldInputStyleMask = static_cast<Toolkit::TextField::InputStyle::Mask>(fieldInputStyleMask | Toolkit::TextField::InputStyle::SHADOW);
 197   }
 198   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_EMBOSS))
 199   {
 200     fieldInputStyleMask = static_cast<Toolkit::TextField::InputStyle::Mask>(fieldInputStyleMask | Toolkit::TextField::InputStyle::EMBOSS);
 201   }
 202   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_OUTLINE))
 203   {
 204     fieldInputStyleMask = static_cast<Toolkit::TextField::InputStyle::Mask>(fieldInputStyleMask | Toolkit::TextField::InputStyle::OUTLINE);
 205   }
 206   return fieldInputStyleMask;
 207 }
 208
 209 } // namespace
 210
 211 Toolkit::TextField TextField::New()
 212 {
 213   // Create the implementation, temporarily owned by this handle on stack
 214   IntrusivePtr<TextField> impl = new TextField();
 215
 216   // Pass ownership to CustomActor handle
 217   Toolkit::TextField handle(*impl);
 218
 219   // Second-phase init of the implementation
 220   // This can only be done after the CustomActor connection has been made...
 221   impl->Initialize();
 222
 223   return handle;
 224 }
 225
 226 void TextField::SetProperty(BaseObject* object, Property::Index index, const Property::Value& value)
 227 {
 228   Toolkit::TextField textField = Toolkit::TextField::DownCast(Dali::BaseHandle(object));
 229
 230   DALI_LOG_INFO(gTextFieldLogFilter, Debug::Verbose, "TextField SetProperty\n");
 231
 232   if(textField)
 233   {
 234     PropertyHandler::SetProperty(textField, index, value);
 235   }
 236 }
 237
 238 Property::Value TextField::GetProperty(BaseObject* object, Property::Index index)
 239 {
 240   Property::Value value;
 241
 242   Toolkit::TextField textField = Toolkit::TextField::DownCast(Dali::BaseHandle(object));
 243
 244   if(textField)
 245   {
 246     value = PropertyHandler::GetProperty(textField, index);
 247   }
 248
 249   return value;
 250 }
 251
 252 void TextField::SelectWholeText()
 253 {
 254   if(mController && mController->IsShowingRealText())
 255   {
 256     mController->SelectWholeText();
 257     SetKeyInputFocus();
 258   }
 259 }
 260
 261 void TextField::SelectNone()
 262 {
 263   if(mController && mController->IsShowingRealText())
 264   {
 265     mController->SelectNone();
 266   }
 267 }
 268
 269 void TextField::SelectText(const uint32_t start, const uint32_t end)
 270 {
 271   if(mController && mController->IsShowingRealText())
 272   {
 273     mController->SelectText(start, end);
 274     SetKeyInputFocus();
 275   }
 276 }
 277
 278 string TextField::GetSelectedText() const
 279 {
 280   string selectedText = "";
 281   if(mController && mController->IsShowingRealText())
 282   {
 283     selectedText = mController->GetSelectedText();
 284   }
 285   return selectedText;
 286 }
 287
 288 void TextField::SetTextSelectionRange(const uint32_t* start, const uint32_t* end)
 289 {
 290   if(mController && mController->IsShowingRealText())
 291   {
 292     mController->SetTextSelectionRange(start, end);
 293     SetKeyInputFocus();
 294   }
 295 }
 296
 297 Uint32Pair TextField::GetTextSelectionRange() const
 298 {
 299   Uint32Pair range;
 300   if(mController && mController->IsShowingRealText())
 301   {
 302     range = mController->GetTextSelectionRange();
 303   }
 304   return range;
 305 }
 306
 307 string TextField::CopyText()
 308 {
 309   string copiedText = "";
 310   if(mController && mController->IsShowingRealText())
 311   {
 312     copiedText = mController->CopyText();
 313   }
 314   return copiedText;
 315 }
 316
 317 string TextField::CutText()
 318 {
 319   string cutText = "";
 320   if(mController && mController->IsShowingRealText())
 321   {
 322     cutText = mController->CutText();
 323   }
 324   return cutText;
 325 }
 326
 327 void TextField::PasteText()
 328 {
 329   if(mController)
 330   {
 331     SetKeyInputFocus(); //Giving focus to the field that was passed to the PasteText in case the passed field (current field) doesn't have focus.
 332     mController->PasteText();
 333   }
 334 }
 335
 336 InputMethodContext TextField::GetInputMethodContext()
 337 {
 338   return mInputMethodContext;
 339 }
 340
 341 bool TextField::DoConnectSignal(BaseObject* object, ConnectionTrackerInterface* tracker, const std::string& signalName, FunctorDelegate* functor)
 342 {
 343   Dali::BaseHandle handle(object);
 344
 345   bool               connected(true);
 346   Toolkit::TextField field = Toolkit::TextField::DownCast(handle);
 347
 348   if(0 == strcmp(signalName.c_str(), SIGNAL_TEXT_CHANGED))
 349   {
 350     field.TextChangedSignal().Connect(tracker, functor);
 351   }
 352   else if(0 == strcmp(signalName.c_str(), SIGNAL_MAX_LENGTH_REACHED))
 353   {
 354     field.MaxLengthReachedSignal().Connect(tracker, functor);
 355   }
 356   else if(0 == strcmp(signalName.c_str(), SIGNAL_INPUT_STYLE_CHANGED))
 357   {
 358     field.InputStyleChangedSignal().Connect(tracker, functor);
 359   }
 360   else if(0 == strcmp(signalName.c_str(), SIGNAL_ANCHOR_CLICKED))
 361   {
 362     if(field)
 363     {
 364       Internal::TextField& fieldImpl(GetImpl(field));
 365       fieldImpl.AnchorClickedSignal().Connect(tracker, functor);
 366     }
 367   }
 368   else if(0 == strcmp(signalName.c_str(), SIGNAL_CURSOR_POSITION_CHANGED))
 369   {
 370     if(field)
 371     {
 372       Internal::TextField& fieldImpl(GetImpl(field));
 373       fieldImpl.CursorPositionChangedSignal().Connect(tracker, functor);
 374     }
 375   }
 376   else if(0 == strcmp(signalName.c_str(), SIGNAL_INPUT_FILTERED))
 377   {
 378     if(field)
 379     {
 380       Internal::TextField& fieldImpl(GetImpl(field));
 381       fieldImpl.InputFilteredSignal().Connect(tracker, functor);
 382     }
 383   }
 384   else if(0 == strcmp(signalName.c_str(), SIGNAL_SELECTION_CHANGED))
 385   {
 386     if(field)
 387     {
 388       Internal::TextField& fieldImpl(GetImpl(field));
 389       fieldImpl.SelectionChangedSignal().Connect(tracker, functor);
 390     }
 391   }
 392   else if(0 == strcmp(signalName.c_str(), SIGNAL_SELECTION_CLEARED))
 393   {
 394     if(field)
 395     {
 396       Internal::TextField& fieldImpl(GetImpl(field));
 397       fieldImpl.SelectionClearedSignal().Connect(tracker, functor);
 398     }
 399   }
 400   else if(0 == strcmp(signalName.c_str(), SIGNAL_SELECTION_STARTED))
 401   {
 402     if(field)
 403     {
 404       Internal::TextField& fieldImpl(GetImpl(field));
 405       fieldImpl.SelectionStartedSignal().Connect(tracker, functor);
 406     }
 407   }
 408   else
 409   {
 410     // signalName does not match any signal
 411     connected = false;
 412   }
 413
 414   return connected;
 415 }
 416
 417 Toolkit::TextField::TextChangedSignalType& TextField::TextChangedSignal()
 418 {
 419   return mTextChangedSignal;
 420 }
 421
 422 Toolkit::TextField::MaxLengthReachedSignalType& TextField::MaxLengthReachedSignal()
 423 {
 424   return mMaxLengthReachedSignal;
 425 }
 426
 427 Toolkit::TextField::InputStyleChangedSignalType& TextField::InputStyleChangedSignal()
 428 {
 429   return mInputStyleChangedSignal;
 430 }
 431
 432 DevelTextField::AnchorClickedSignalType& TextField::AnchorClickedSignal()
 433 {
 434   return mAnchorClickedSignal;
 435 }
 436
 437 DevelTextField::CursorPositionChangedSignalType& TextField::CursorPositionChangedSignal()
 438 {
 439   return mCursorPositionChangedSignal;
 440 }
 441
 442 DevelTextField::InputFilteredSignalType& TextField::InputFilteredSignal()
 443 {
 444   return mInputFilteredSignal;
 445 }
 446
 447 DevelTextField::SelectionChangedSignalType& TextField::SelectionChangedSignal()
 448 {
 449   return mSelectionChangedSignal;
 450 }
 451
 452 DevelTextField::SelectionClearedSignalType& TextField::SelectionClearedSignal()
 453 {
 454   return mSelectionClearedSignal;
 455 }
 456
 457 DevelTextField::SelectionStartedSignalType& TextField::SelectionStartedSignal()
 458 {
 459   return mSelectionStartedSignal;
 460 }
 461
 462 void TextField::OnAccessibilityStatusChanged()
 463 {
 464   CommonTextUtils::SynchronizeTextAnchorsInParent(Self(), mController, mAnchorActors);
 465 }
 466
 467 void TextField::OnInitialize()
 468 {
 469   Actor self = Self();
 470
 471   mController = Text::Controller::New(this, this, this, this);
 472
 473   // When using the vector-based rendering, the size of the GLyphs are different
 474   TextAbstraction::GlyphType glyphType = (DevelText::RENDERING_VECTOR_BASED == mRenderingBackend) ? TextAbstraction::VECTOR_GLYPH : TextAbstraction::BITMAP_GLYPH;
 475   mController->SetGlyphType(glyphType);
 476
 477   mDecorator = Text::Decorator::New(*mController,
 478                                     *mController);
 479
 480   mInputMethodContext = InputMethodContext::New(self);
 481
 482   mController->GetLayoutEngine().SetLayout(Layout::Engine::SINGLE_LINE_BOX);
 483
 484   // Enables the text input.
 485   mController->EnableTextInput(mDecorator, mInputMethodContext);
 486
 487   // Enables the horizontal scrolling after the text input has been enabled.
 488   mController->SetHorizontalScrollEnabled(true);
 489
 490   // Disables the vertical scrolling.
 491   mController->SetVerticalScrollEnabled(false);
 492
 493   // Disable the smooth handle panning.
 494   mController->SetSmoothHandlePanEnabled(false);
 495
 496   mController->SetNoTextDoubleTapAction(Controller::NoTextTap::HIGHLIGHT);
 497   mController->SetNoTextLongPressAction(Controller::NoTextTap::HIGHLIGHT);
 498
 499   // Sets layoutDirection value
 500   Dali::Stage                 stage           = Dali::Stage::GetCurrent();
 501   Dali::LayoutDirection::Type layoutDirection = static_cast<Dali::LayoutDirection::Type>(stage.GetRootLayer().GetProperty(Dali::Actor::Property::LAYOUT_DIRECTION).Get<int>());
 502   mController->SetLayoutDirection(layoutDirection);
 503
 504   self.LayoutDirectionChangedSignal().Connect(this, &TextField::OnLayoutDirectionChanged);
 505
 506   // Forward input events to controller
 507   EnableGestureDetection(static_cast<GestureType::Value>(GestureType::TAP | GestureType::PAN | GestureType::LONG_PRESS));
 508   GetTapGestureDetector().SetMaximumTapsRequired(2);
 509   GetTapGestureDetector().ReceiveAllTapEvents(true);
 510
 511   self.TouchedSignal().Connect(this, &TextField::OnTouched);
 512
 513   // Set BoundingBox to stage size if not already set.
 514   Rect<int> boundingBox;
 515   mDecorator->GetBoundingBox(boundingBox);
 516
 517   if(boundingBox.IsEmpty())
 518   {
 519     Vector2 stageSize = Dali::Stage::GetCurrent().GetSize();
 520     mDecorator->SetBoundingBox(Rect<int>(0.0f, 0.0f, stageSize.width, stageSize.height));
 521   }
 522
 523   // Flip vertically the 'left' selection handle
 524   mDecorator->FlipHandleVertically(LEFT_SELECTION_HANDLE, true);
 525
 526   // Fill-parent area by default
 527   self.SetResizePolicy(ResizePolicy::FILL_TO_PARENT, Dimension::WIDTH);
 528   self.SetResizePolicy(ResizePolicy::FILL_TO_PARENT, Dimension::HEIGHT);
 529   self.OnSceneSignal().Connect(this, &TextField::OnSceneConnect);
 530
 531   DevelControl::SetInputMethodContext(*this, mInputMethodContext);
 532
 533   if(Dali::Toolkit::TextField::EXCEED_POLICY_CLIP == mExceedPolicy)
 534   {
 535     EnableClipping();
 536   }
 537
 538   // Accessibility
 539   self.SetProperty(DevelControl::Property::ACCESSIBILITY_ROLE, Dali::Accessibility::Role::ENTRY);
 540   self.SetProperty(DevelControl::Property::ACCESSIBILITY_HIGHLIGHTABLE, true);
 541
 542   Accessibility::Bridge::EnabledSignal().Connect(this, &TextField::OnAccessibilityStatusChanged);
 543   Accessibility::Bridge::DisabledSignal().Connect(this, &TextField::OnAccessibilityStatusChanged);
 544 }
 545
 546 DevelControl::ControlAccessible* TextField::CreateAccessibleObject()
 547 {
 548   return new TextFieldAccessible(Self());
 549 }
 550
 551 void TextField::OnStyleChange(Toolkit::StyleManager styleManager, StyleChange::Type change)
 552 {
 553   DALI_LOG_INFO(gTextFieldLogFilter, Debug::Verbose, "TextField::OnStyleChange\n");
 554
 555   switch(change)
 556   {
 557     case StyleChange::DEFAULT_FONT_CHANGE:
 558     {
 559       DALI_LOG_INFO(gTextFieldLogFilter, Debug::Verbose, "TextField::OnStyleChange DEFAULT_FONT_CHANGE\n");
 560       const std::string& newFont = GetImpl(styleManager).GetDefaultFontFamily();
 561       // Property system did not set the font so should update it.
 562       mController->UpdateAfterFontChange(newFont);
 563       RelayoutRequest();
 564       break;
 565     }
 566
 567     case StyleChange::DEFAULT_FONT_SIZE_CHANGE:
 568     {
 569       GetImpl(styleManager).ApplyThemeStyle(Toolkit::Control(GetOwner()));
 570       RelayoutRequest();
 571       break;
 572     }
 573     case StyleChange::THEME_CHANGE:
 574     {
 575       // Nothing to do, let control base class handle this
 576       break;
 577     }
 578   }
 579
 580   // Up call to Control
 581   Control::OnStyleChange(styleManager, change);
 582 }
 583
 584 Vector3 TextField::GetNaturalSize()
 585 {
 586   Extents padding;
 587   padding = Self().GetProperty<Extents>(Toolkit::Control::Property::PADDING);
 588
 589   Vector3 naturalSize = mController->GetNaturalSize();
 590   naturalSize.width += (padding.start + padding.end);
 591   naturalSize.height += (padding.top + padding.bottom);
 592
 593   return naturalSize;
 594 }
 595
 596 float TextField::GetHeightForWidth(float width)
 597 {
 598   Extents padding;
 599   padding = Self().GetProperty<Extents>(Toolkit::Control::Property::PADDING);
 600   return mController->GetHeightForWidth(width) + padding.top + padding.bottom;
 601 }
 602
 603 void TextField::ResizeActor(Actor& actor, const Vector2& size)
 604 {
 605   if(actor.GetProperty<Vector3>(Dali::Actor::Property::SIZE).GetVectorXY() != size)
 606   {
 607     actor.SetProperty(Actor::Property::SIZE, size);
 608   }
 609 }
 610
 611 void TextField::OnPropertySet(Property::Index index, const Property::Value& propertyValue)
 612 {
 613   DALI_LOG_INFO(gTextFieldLogFilter, Debug::Verbose, "TextField::OnPropertySet index[%d]\n", index);
 614
 615   switch(index)
 616   {
 617     case DevelActor::Property::USER_INTERACTION_ENABLED:
 618     {
 619       const bool enabled = propertyValue.Get<bool>();
 620       mController->SetUserInteractionEnabled(enabled);
 621       if(mStencil)
 622       {
 623         float opacity = enabled ? 1.0f : mController->GetDisabledColorOpacity();
 624         mStencil.SetProperty(Actor::Property::OPACITY, opacity);
 625       }
 626       break;
 627     }
 628     default:
 629     {
 630       Control::OnPropertySet(index, propertyValue); // up call to control for non-handled properties
 631       break;
 632     }
 633   }
 634 }
 635
 636 void TextField::OnRelayout(const Vector2& size, RelayoutContainer& container)
 637 {
 638   DALI_LOG_INFO(gTextFieldLogFilter, Debug::Verbose, "TextField OnRelayout\n");
 639
 640   Actor self = Self();
 641
 642   Extents padding;
 643   padding = self.GetProperty<Extents>(Toolkit::Control::Property::PADDING);
 644
 645   Vector2 contentSize(size.x - (padding.start + padding.end), size.y - (padding.top + padding.bottom));
 646
 647   // Support Right-To-Left of padding
 648   Dali::LayoutDirection::Type layoutDirection = mController->GetLayoutDirection(self);
 649
 650   if(Dali::LayoutDirection::RIGHT_TO_LEFT == layoutDirection)
 651   {
 652     std::swap(padding.start, padding.end);
 653   }
 654
 655   if(mStencil)
 656   {
 657     mStencil.SetProperty(Actor::Property::POSITION, Vector2(padding.start, padding.top));
 658     ResizeActor(mStencil, contentSize);
 659   }
 660   if(mActiveLayer)
 661   {
 662     mActiveLayer.SetProperty(Actor::Property::POSITION, Vector2(padding.start, padding.top));
 663     ResizeActor(mActiveLayer, contentSize);
 664   }
 665   if(mCursorLayer)
 666   {
 667     mCursorLayer.SetProperty(Actor::Property::POSITION, Vector2(padding.start, padding.top));
 668     ResizeActor(mCursorLayer, contentSize);
 669   }
 670
 671   // If there is text changed, callback is called.
 672   if(mTextChanged)
 673   {
 674     EmitTextChangedSignal();
 675   }
 676
 677   const Text::Controller::UpdateTextType updateTextType = mController->Relayout(contentSize, layoutDirection);
 678
 679   if((Text::Controller::NONE_UPDATED != updateTextType) ||
 680      !mRenderer)
 681   {
 682     DALI_LOG_INFO(gTextFieldLogFilter, Debug::Verbose, "TextField::OnRelayout %p Displaying new contents\n", mController.Get());
 683
 684     if(mDecorator &&
 685        (Text::Controller::NONE_UPDATED != (Text::Controller::DECORATOR_UPDATED & updateTextType)))
 686     {
 687       mDecorator->Relayout(contentSize);
 688     }
 689
 690     if(!mRenderer)
 691     {
 692       mRenderer = Backend::Get().NewRenderer(mRenderingBackend);
 693     }
 694
 695     RenderText(updateTextType);
 696   }
 697
 698   if(mCursorPositionChanged)
 699   {
 700     EmitCursorPositionChangedSignal();
 701   }
 702
 703   if(mSelectionStarted)
 704   {
 705     EmitSelectionStartedSignal();
 706   }
 707
 708   if(mSelectionChanged)
 709   {
 710     EmitSelectionChangedSignal();
 711   }
 712
 713   if(mSelectionCleared)
 714   {
 715     EmitSelectionClearedSignal();
 716   }
 717
 718   // The text-field emits signals when the input style changes. These changes of style are
 719   // detected during the relayout process (size negotiation), i.e after the cursor has been moved. Signals
 720   // can't be emitted during the size negotiation as the callbacks may update the UI.
 721   // The text-field adds an idle callback to the adaptor to emit the signals after the size negotiation.
 722   if(!mController->IsInputStyleChangedSignalsQueueEmpty())
 723   {
 724     if(Adaptor::IsAvailable())
 725     {
 726       Adaptor& adaptor = Adaptor::Get();
 727
 728       if(NULL == mIdleCallback)
 729       {
 730         // @note: The callback manager takes the ownership of the callback object.
 731         mIdleCallback = MakeCallback(this, &TextField::OnIdleSignal);
 732         adaptor.AddIdle(mIdleCallback, false);
 733       }
 734     }
 735   }
 736 }
 737
 738 Text::ControllerPtr TextField::GetTextController()
 739 {
 740   return mController;
 741 }
 742
 743 void TextField::RenderText(Text::Controller::UpdateTextType updateTextType)
 744 {
 745   CommonTextUtils::RenderText(Self(), mRenderer, mController, mDecorator, mAlignmentOffset, mRenderableActor, mBackgroundActor, mCursorLayer, mStencil, mClippingDecorationActors, mAnchorActors, updateTextType);
 746 }
 747
 748 void TextField::OnKeyInputFocusGained()
 749 {
 750   DALI_LOG_INFO(gTextFieldLogFilter, Debug::Verbose, "TextField::OnKeyInputFocusGained %p\n", mController.Get());
 751   if(mInputMethodContext && IsEditable())
 752   {
 753     // All input panel properties, such as layout, return key type, and input hint, should be set before input panel activates (or shows).
 754     mInputMethodContext.ApplyOptions(mInputMethodOptions);
 755     mInputMethodContext.NotifyTextInputMultiLine(false);
 756
 757     mInputMethodContext.StatusChangedSignal().Connect(this, &TextField::KeyboardStatusChanged);
 758
 759     mInputMethodContext.EventReceivedSignal().Connect(this, &TextField::OnInputMethodContextEvent);
 760
 761     // Notify that the text editing start.
 762     mInputMethodContext.Activate();
 763
 764     // When window gain lost focus, the inputMethodContext is deactivated. Thus when window gain focus again, the inputMethodContext must be activated.
 765     mInputMethodContext.SetRestoreAfterFocusLost(true);
 766   }
 767   ClipboardEventNotifier notifier(ClipboardEventNotifier::Get());
 768
 769   if(notifier)
 770   {
 771     notifier.ContentSelectedSignal().Connect(this, &TextField::OnClipboardTextSelected);
 772   }
 773
 774   if(IsEditable() && mController->IsUserInteractionEnabled())
 775   {
 776     mController->KeyboardFocusGainEvent(); // Called in the case of no virtual keyboard to trigger this event
 777   }
 778
 779   EmitKeyInputFocusSignal(true); // Calls back into the Control hence done last.
 780 }
 781
 782 void TextField::OnKeyInputFocusLost()
 783 {
 784   DALI_LOG_INFO(gTextFieldLogFilter, Debug::Verbose, "TextField:OnKeyInputFocusLost %p\n", mController.Get());
 785   if(mInputMethodContext)
 786   {
 787     mInputMethodContext.StatusChangedSignal().Disconnect(this, &TextField::KeyboardStatusChanged);
 788     // The text editing is finished. Therefore the inputMethodContext don't have restore activation.
 789     mInputMethodContext.SetRestoreAfterFocusLost(false);
 790
 791     // Notify that the text editing finish.
 792     mInputMethodContext.Deactivate();
 793
 794     mInputMethodContext.EventReceivedSignal().Disconnect(this, &TextField::OnInputMethodContextEvent);
 795   }
 796   ClipboardEventNotifier notifier(ClipboardEventNotifier::Get());
 797
 798   if(notifier)
 799   {
 800     notifier.ContentSelectedSignal().Disconnect(this, &TextField::OnClipboardTextSelected);
 801   }
 802
 803   mController->KeyboardFocusLostEvent();
 804
 805   EmitKeyInputFocusSignal(false); // Calls back into the Control hence done last.
 806 }
 807
 808 bool TextField::OnAccessibilityActivated()
 809 {
 810   SetKeyInputFocus();
 811   return true;
 812 }
 813
 814 void TextField::OnTap(const TapGesture& gesture)
 815 {
 816   DALI_LOG_INFO(gTextFieldLogFilter, Debug::Verbose, "TextField::OnTap %p\n", mController.Get());
 817   if(mInputMethodContext && IsEditable())
 818   {
 819     mInputMethodContext.Activate();
 820   }
 821   // Deliver the tap before the focus event to controller; this allows us to detect when focus is gained due to tap-gestures
 822   Extents padding;
 823   padding                   = Self().GetProperty<Extents>(Toolkit::Control::Property::PADDING);
 824   const Vector2& localPoint = gesture.GetLocalPoint();
 825   mController->TapEvent(gesture.GetNumberOfTaps(), localPoint.x - padding.start, localPoint.y - padding.top);
 826   mController->AnchorEvent(localPoint.x - padding.start, localPoint.y - padding.top);
 827
 828   Dali::Toolkit::KeyboardFocusManager keyboardFocusManager = Dali::Toolkit::KeyboardFocusManager::Get();
 829   if (keyboardFocusManager)
 830   {
 831     keyboardFocusManager.SetCurrentFocusActor(Self());
 832   }
 833   SetKeyInputFocus();
 834 }
 835
 836 void TextField::OnPan(const PanGesture& gesture)
 837 {
 838   mController->PanEvent(gesture.GetState(), gesture.GetDisplacement());
 839 }
 840
 841 void TextField::OnLongPress(const LongPressGesture& gesture)
 842 {
 843   if(mInputMethodContext && IsEditable())
 844   {
 845     mInputMethodContext.Activate();
 846   }
 847   Extents padding;
 848   padding                   = Self().GetProperty<Extents>(Toolkit::Control::Property::PADDING);
 849   const Vector2& localPoint = gesture.GetLocalPoint();
 850   mController->LongPressEvent(gesture.GetState(), localPoint.x - padding.start, localPoint.y - padding.top);
 851
 852   SetKeyInputFocus();
 853 }
 854
 855 bool TextField::OnKeyEvent(const KeyEvent& event)
 856 {
 857   DALI_LOG_INFO(gTextFieldLogFilter, Debug::Verbose, "TextField::OnKeyEvent %p keyCode %d\n", mController.Get(), event.GetKeyCode());
 858
 859   if(Dali::DALI_KEY_ESCAPE == event.GetKeyCode() && mController->ShouldClearFocusOnEscape())
 860   {
 861     // Make sure ClearKeyInputFocus when only key is up
 862     if(event.GetState() == KeyEvent::UP)
 863     {
 864       Dali::Toolkit::KeyboardFocusManager keyboardFocusManager = Dali::Toolkit::KeyboardFocusManager::Get();
 865       if (keyboardFocusManager)
 866       {
 867         keyboardFocusManager.ClearFocus();
 868       }
 869       ClearKeyInputFocus();
 870     }
 871
 872     return true;
 873   }
 874   else if(Dali::DevelKey::DALI_KEY_RETURN == event.GetKeyCode())
 875   {
 876     // Do nothing when enter is comming.
 877     return false;
 878   }
 879
 880   return mController->KeyEvent(event);
 881 }
 882
 883 void TextField::RequestTextRelayout()
 884 {
 885   RelayoutRequest();
 886 }
 887
 888 bool TextField::IsEditable() const
 889 {
 890   return mController->IsEditable();
 891 }
 892
 893 void TextField::SetEditable(bool editable)
 894 {
 895   mController->SetEditable(editable);
 896   if(mInputMethodContext && !editable)
 897   {
 898     mInputMethodContext.Deactivate();
 899   }
 900 }
 901
 902 void TextField::TextInserted(unsigned int position, unsigned int length, const std::string& content)
 903 {
 904   GetAccessibleObject()->EmitTextInserted(position, length, content);
 905 }
 906
 907 void TextField::TextDeleted(unsigned int position, unsigned int length, const std::string& content)
 908 {
 909   GetAccessibleObject()->EmitTextDeleted(position, length, content);
 910 }
 911
 912 void TextField::CursorPositionChanged(unsigned int oldPosition, unsigned int newPosition)
 913 {
 914   GetAccessibleObject()->EmitTextCursorMoved(newPosition);
 915
 916   if((oldPosition != newPosition) && !mCursorPositionChanged)
 917   {
 918     mCursorPositionChanged = true;
 919     mOldPosition           = oldPosition;
 920   }
 921 }
 922
 923 void TextField::TextChanged(bool immediate)
 924 {
 925   if(immediate) // Emits TextChangedSignal immediately
 926   {
 927     EmitTextChangedSignal();
 928   }
 929   else
 930   {
 931     mTextChanged = true;
 932   }
 933 }
 934
 935 void TextField::EmitTextChangedSignal()
 936 {
 937   Dali::Toolkit::TextField handle(GetOwner());
 938   mTextChangedSignal.Emit(handle);
 939   mTextChanged = false;
 940 }
 941
 942 void TextField::MaxLengthReached()
 943 {
 944   Dali::Toolkit::TextField handle(GetOwner());
 945   mMaxLengthReachedSignal.Emit(handle);
 946 }
 947
 948 void TextField::InputStyleChanged(Text::InputStyle::Mask inputStyleMask)
 949 {
 950   Dali::Toolkit::TextField handle(GetOwner());
 951   mInputStyleChangedSignal.Emit(handle, ConvertInputStyle(inputStyleMask));
 952 }
 953
 954 void TextField::AnchorClicked(const std::string& href)
 955 {
 956   Dali::Toolkit::TextField handle(GetOwner());
 957   mAnchorClickedSignal.Emit(handle, href.c_str(), href.length());
 958 }
 959
 960 void TextField::EmitCursorPositionChangedSignal()
 961 {
 962   Dali::Toolkit::TextField handle(GetOwner());
 963   mCursorPositionChangedSignal.Emit(handle, mOldPosition);
 964   mCursorPositionChanged = false;
 965 }
 966
 967 void TextField::InputFiltered(Toolkit::InputFilter::Property::Type type)
 968 {
 969   Dali::Toolkit::TextField handle(GetOwner());
 970   mInputFilteredSignal.Emit(handle, type);
 971 }
 972
 973 void TextField::EmitSelectionChangedSignal()
 974 {
 975   Dali::Toolkit::TextField handle(GetOwner());
 976   mSelectionChangedSignal.Emit(handle, mOldSelectionStart, mOldSelectionEnd);
 977   mSelectionChanged = false;
 978 }
 979
 980 void TextField::EmitSelectionClearedSignal()
 981 {
 982   Dali::Toolkit::TextField handle(GetOwner());
 983   mSelectionClearedSignal.Emit(handle);
 984   mSelectionCleared = false;
 985 }
 986
 987 void TextField::EmitSelectionStartedSignal()
 988 {
 989   Dali::Toolkit::TextField handle(GetOwner());
 990   mSelectionStartedSignal.Emit(handle);
 991   mSelectionStarted = false;
 992 }
 993
 994 void TextField::SelectionChanged(uint32_t oldStart, uint32_t oldEnd, uint32_t newStart, uint32_t newEnd)
 995 {
 996   if(((oldStart != newStart) || (oldEnd != newEnd)) && !mSelectionChanged)
 997   {
 998     if(newStart == newEnd)
 999     {
1000       mSelectionCleared = true;
1001     }
1002     else
1003     {
1004       if(oldStart == oldEnd)
1005       {
1006         mSelectionStarted = true;
1007       }
1008     }
1009
1010     mSelectionChanged  = true;
1011     mOldSelectionStart = oldStart;
1012     mOldSelectionEnd   = oldEnd;
1013
1014     if(mOldSelectionStart > mOldSelectionEnd)
1015     {
1016       //swap
1017       uint32_t temp      = mOldSelectionStart;
1018       mOldSelectionStart = mOldSelectionEnd;
1019       mOldSelectionEnd   = temp;
1020     }
1021   }
1022 }
1023
1024 void TextField::AddDecoration(Actor& actor, DecorationType type, bool needsClipping)
1025 {
1026   if(actor)
1027   {
1028     if(needsClipping)
1029     {
1030       mClippingDecorationActors.push_back(actor);
1031     }
1032
1033     // If the actor is a layer type, add it.
1034     if(type == DecorationType::ACTIVE_LAYER)
1035     {
1036       AddLayer(mActiveLayer, actor);
1037     }
1038     else if(type == DecorationType::CURSOR_LAYER)
1039     {
1040       AddLayer(mCursorLayer, actor);
1041     }
1042   }
1043 }
1044
1045 void TextField::AddLayer(Actor& layer, Actor& actor)
1046 {
1047   actor.SetProperty(Actor::Property::PARENT_ORIGIN, ParentOrigin::TOP_LEFT);
1048   actor.SetProperty(Actor::Property::ANCHOR_POINT, AnchorPoint::TOP_LEFT);
1049   Self().Add(actor);
1050   layer = actor;
1051 }
1052
1053 void TextField::GetControlBackgroundColor(Vector4& color) const
1054 {
1055   Property::Value propValue = Self().GetProperty(Toolkit::Control::Property::BACKGROUND);
1056   Property::Map*  resultMap = propValue.GetMap();
1057
1058   Property::Value* colorValue = nullptr;
1059   if(resultMap && (colorValue = resultMap->Find(ColorVisual::Property::MIX_COLOR)))
1060   {
1061     colorValue->Get(color);
1062   }
1063 }
1064
1065 void TextField::OnSceneConnect(Dali::Actor actor)
1066 {
1067   if(mHasBeenStaged)
1068   {
1069     RenderText(static_cast<Text::Controller::UpdateTextType>(Text::Controller::MODEL_UPDATED | Text::Controller::DECORATOR_UPDATED));
1070   }
1071   else
1072   {
1073     mHasBeenStaged = true;
1074   }
1075 }
1076
1077 InputMethodContext::CallbackData TextField::OnInputMethodContextEvent(Dali::InputMethodContext& inputMethodContext, const InputMethodContext::EventData& inputMethodContextEvent)
1078 {
1079   DALI_LOG_INFO(gTextFieldLogFilter, Debug::Verbose, "TextField::OnInputMethodContextEvent %p eventName %d\n", mController.Get(), inputMethodContextEvent.eventName);
1080   return mController->OnInputMethodContextEvent(inputMethodContext, inputMethodContextEvent);
1081 }
1082
1083 void TextField::GetHandleImagePropertyValue(Property::Value& value, Text::HandleType handleType, Text::HandleImageType handleImageType)
1084 {
1085   if(mDecorator)
1086   {
1087     Property::Map map;
1088     map[PropertyHandler::IMAGE_MAP_FILENAME_STRING] = mDecorator->GetHandleImage(handleType, handleImageType);
1089
1090     value = map;
1091   }
1092 }
1093
1094 void TextField::EnableClipping()
1095 {
1096   if(!mStencil)
1097   {
1098     // Creates an extra control to be used as stencil buffer.
1099     mStencil = Control::New();
1100     mStencil.SetProperty(Actor::Property::ANCHOR_POINT, AnchorPoint::TOP_LEFT);
1101     mStencil.SetProperty(Actor::Property::PARENT_ORIGIN, ParentOrigin::TOP_LEFT);
1102
1103     // Creates a background visual. Even if the color is transparent it updates the stencil.
1104     mStencil.SetProperty(Toolkit::Control::Property::BACKGROUND,
1105                          Property::Map().Add(Toolkit::Visual::Property::TYPE, Toolkit::Visual::COLOR).Add(ColorVisual::Property::MIX_COLOR, Color::TRANSPARENT));
1106
1107     // Enable the clipping property.
1108     mStencil.SetProperty(Actor::Property::CLIPPING_MODE, ClippingMode::CLIP_TO_BOUNDING_BOX);
1109     mStencil.SetResizePolicy(ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS);
1110
1111     Self().Add(mStencil);
1112   }
1113 }
1114
1115 void TextField::OnClipboardTextSelected(ClipboardEventNotifier& clipboard)
1116 {
1117   mController->PasteClipboardItemEvent();
1118 }
1119
1120 void TextField::KeyboardStatusChanged(bool keyboardShown)
1121 {
1122   DALI_LOG_INFO(gTextFieldLogFilter, Debug::Verbose, "TextField::KeyboardStatusChanged %p keyboardShown %d\n", mController.Get(), keyboardShown);
1123
1124   // Just hide the grab handle when keyboard is hidden.
1125   if(!keyboardShown)
1126   {
1127     mController->KeyboardFocusLostEvent();
1128   }
1129   else
1130   {
1131     mController->KeyboardFocusGainEvent(); // Initially called by OnKeyInputFocusGained
1132   }
1133 }
1134
1135 void TextField::OnSceneConnection(int depth)
1136 {
1137   // Sets the depth to the visuals inside the text's decorator.
1138   mDecorator->SetTextDepth(depth);
1139
1140   // The depth of the text renderer is set in the RenderText() called from OnRelayout().
1141
1142   // Call the Control::OnSceneConnection() to set the depth of the background.
1143   Control::OnSceneConnection(depth);
1144 }
1145
1146 bool TextField::OnTouched(Actor actor, const TouchEvent& touch)
1147 {
1148   return false;
1149 }
1150
1151 void TextField::OnLayoutDirectionChanged(Actor actor, LayoutDirection::Type type)
1152 {
1153   mController->ChangedLayoutDirection();
1154 }
1155
1156 void TextField::OnIdleSignal()
1157 {
1158   // Emits the change of input style signals.
1159   mController->ProcessInputStyleChangedSignals();
1160
1161   // Set the pointer to null as the callback manager deletes the callback after execute it.
1162   mIdleCallback = NULL;
1163 }
1164
1165 TextField::TextField()
1166 : Control(ControlBehaviour(CONTROL_BEHAVIOUR_DEFAULT)),
1167   mIdleCallback(NULL),
1168   mAlignmentOffset(0.f),
1169   mRenderingBackend(DEFAULT_RENDERING_BACKEND),
1170   mExceedPolicy(Dali::Toolkit::TextField::EXCEED_POLICY_CLIP),
1171   mHasBeenStaged(false),
1172   mTextChanged(false),
1173   mCursorPositionChanged(false),
1174   mSelectionChanged(false),
1175   mSelectionCleared(false),
1176   mOldPosition(0u),
1177   mOldSelectionStart(0u),
1178   mOldSelectionEnd(0u),
1179   mSelectionStarted(false)
1180 {
1181 }
1182
1183 TextField::~TextField()
1184 {
1185   UnparentAndReset(mStencil);
1186
1187   if((NULL != mIdleCallback) && Adaptor::IsAvailable())
1188   {
1189     Adaptor::Get().RemoveIdle(mIdleCallback);
1190   }
1191 }
1192
1193 Vector<Vector2> TextField::GetTextSize(const uint32_t startIndex, const uint32_t endIndex) const
1194 {
1195   return mController->GetTextSize(startIndex, endIndex);
1196 }
1197
1198 Vector<Vector2> TextField::GetTextPosition(const uint32_t startIndex, const uint32_t endIndex) const
1199 {
1200   return mController->GetTextPosition(startIndex, endIndex);
1201 }
1202
1203 std::string TextField::TextFieldAccessible::GetName() const
1204 {
1205   if(IsHiddenInput())
1206   {
1207     return {};
1208   }
1209
1210   return GetWholeText();
1211 }
1212
1213 const std::vector<Toolkit::TextAnchor>& TextField::TextFieldAccessible::GetTextAnchors() const
1214 {
1215   auto self = Toolkit::TextField::DownCast(Self());
1216
1217   return Toolkit::GetImpl(self).mAnchorActors;
1218 }
1219
1220 Toolkit::Text::ControllerPtr TextField::TextFieldAccessible::GetTextController() const
1221 {
1222   auto self = Toolkit::TextField::DownCast(Self());
1223
1224   return Toolkit::GetImpl(self).GetTextController();
1225 }
1226
1227 std::uint32_t TextField::TextFieldAccessible::GetSubstituteCharacter() const
1228 {
1229   auto self                = Toolkit::TextField::DownCast(Self());
1230   auto hiddenInputSettings = self.GetProperty<Property::Map>(Toolkit::TextField::Property::HIDDEN_INPUT_SETTINGS);
1231   auto substChar           = hiddenInputSettings.Find(Toolkit::HiddenInput::Property::SUBSTITUTE_CHARACTER);
1232
1233   if(substChar)
1234   {
1235     return static_cast<std::uint32_t>(substChar->Get<int>());
1236   }
1237
1238   return TextControlAccessible::GetSubstituteCharacter();
1239 }
1240
1241 bool TextField::TextFieldAccessible::IsHiddenInput() const
1242 {
1243   auto self                = Toolkit::TextField::DownCast(Self());
1244   auto hiddenInputSettings = self.GetProperty<Property::Map>(Toolkit::TextField::Property::HIDDEN_INPUT_SETTINGS);
1245   auto mode                = hiddenInputSettings.Find(Toolkit::HiddenInput::Property::MODE);
1246
1247   return (mode && (mode->Get<int>() != Toolkit::HiddenInput::Mode::HIDE_NONE));
1248 }
1249
1250 void TextField::TextFieldAccessible::RequestTextRelayout()
1251 {
1252   auto  self     = Toolkit::TextField::DownCast(Self());
1253   auto& selfImpl = Toolkit::GetImpl(self);
1254
1255   selfImpl.RequestTextRelayout();
1256 }
1257
1258 } // namespace Internal
1259
1260 } // namespace Toolkit
1261
1262 } // namespace Dali