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

   1 /*
   2  * Copyright (c) 2024 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 const char*        KEY_RETURN_NAME           = "Return";
  67 } // unnamed namespace
  68
  69 namespace
  70 {
  71 // Type registration
  72 BaseHandle Create()
  73 {
  74   return Toolkit::TextField::New();
  75 }
  76
  77 // clang-format off
  78 // Setup properties, signals and actions using the type-registry.
  79 DALI_TYPE_REGISTRATION_BEGIN( Toolkit::TextField, Toolkit::Control, Create );
  80
  81 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "text",                             STRING,    TEXT                                )
  82 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "placeholderText",                  STRING,    PLACEHOLDER_TEXT                    )
  83 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "placeholderTextFocused",           STRING,    PLACEHOLDER_TEXT_FOCUSED            )
  84 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "fontFamily",                       STRING,    FONT_FAMILY                         )
  85 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "fontStyle",                        MAP,       FONT_STYLE                          )
  86 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "pointSize",                        FLOAT,     POINT_SIZE                          )
  87 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "maxLength",                        INTEGER,   MAX_LENGTH                          )
  88 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "exceedPolicy",                     INTEGER,   EXCEED_POLICY                       )
  89 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "horizontalAlignment",              STRING,    HORIZONTAL_ALIGNMENT                )
  90 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "verticalAlignment",                STRING,    VERTICAL_ALIGNMENT                  )
  91 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "textColor",                        VECTOR4,   TEXT_COLOR                          )
  92 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "placeholderTextColor",             VECTOR4,   PLACEHOLDER_TEXT_COLOR              )
  93 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "primaryCursorColor",               VECTOR4,   PRIMARY_CURSOR_COLOR                )
  94 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "secondaryCursorColor",             VECTOR4,   SECONDARY_CURSOR_COLOR              )
  95 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "enableCursorBlink",                BOOLEAN,   ENABLE_CURSOR_BLINK                 )
  96 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "cursorBlinkInterval",              FLOAT,     CURSOR_BLINK_INTERVAL               )
  97 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "cursorBlinkDuration",              FLOAT,     CURSOR_BLINK_DURATION               )
  98 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "cursorWidth",                      INTEGER,   CURSOR_WIDTH                        )
  99 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "grabHandleImage",                  STRING,    GRAB_HANDLE_IMAGE                   )
 100 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "grabHandlePressedImage",           STRING,    GRAB_HANDLE_PRESSED_IMAGE           )
 101 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "scrollThreshold",                  FLOAT,     SCROLL_THRESHOLD                    )
 102 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "scrollSpeed",                      FLOAT,     SCROLL_SPEED                        )
 103 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "selectionHandleImageLeft",         MAP,       SELECTION_HANDLE_IMAGE_LEFT         )
 104 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "selectionHandleImageRight",        MAP,       SELECTION_HANDLE_IMAGE_RIGHT        )
 105 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "selectionHandlePressedImageLeft",  MAP,       SELECTION_HANDLE_PRESSED_IMAGE_LEFT )
 106 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "selectionHandlePressedImageRight", MAP,       SELECTION_HANDLE_PRESSED_IMAGE_RIGHT)
 107 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "selectionHandleMarkerImageLeft",   MAP,       SELECTION_HANDLE_MARKER_IMAGE_LEFT  )
 108 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "selectionHandleMarkerImageRight",  MAP,       SELECTION_HANDLE_MARKER_IMAGE_RIGHT )
 109 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "selectionHighlightColor",          VECTOR4,   SELECTION_HIGHLIGHT_COLOR           )
 110 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "decorationBoundingBox",            RECTANGLE, DECORATION_BOUNDING_BOX             )
 111 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "inputMethodSettings",              MAP,       INPUT_METHOD_SETTINGS               )
 112 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "inputColor",                       VECTOR4,   INPUT_COLOR                         )
 113 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "enableMarkup",                     BOOLEAN,   ENABLE_MARKUP                       )
 114 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "inputFontFamily",                  STRING,    INPUT_FONT_FAMILY                   )
 115 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "inputFontStyle",                   MAP,       INPUT_FONT_STYLE                    )
 116 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "inputPointSize",                   FLOAT,     INPUT_POINT_SIZE                    )
 117 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "underline",                        MAP,       UNDERLINE                           )
 118 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "inputUnderline",                   MAP,       INPUT_UNDERLINE                     )
 119 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "shadow",                           MAP,       SHADOW                              )
 120 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "inputShadow",                      MAP,       INPUT_SHADOW                        )
 121 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "emboss",                           MAP,       EMBOSS                              )
 122 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "inputEmboss",                      MAP,       INPUT_EMBOSS                        )
 123 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "outline",                          MAP,       OUTLINE                             )
 124 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "inputOutline",                     MAP,       INPUT_OUTLINE                       )
 125 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "hiddenInputSettings",              MAP,       HIDDEN_INPUT_SETTINGS               )
 126 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "pixelSize",                        FLOAT,     PIXEL_SIZE                          )
 127 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "enableSelection",                  BOOLEAN,   ENABLE_SELECTION                    )
 128 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "placeholder",                      MAP,       PLACEHOLDER                         )
 129 DALI_PROPERTY_REGISTRATION(Toolkit,                 TextField, "ellipsis",                         BOOLEAN,   ELLIPSIS                            )
 130 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "enableShiftSelection",             BOOLEAN,   ENABLE_SHIFT_SELECTION              )
 131 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "enableGrabHandle",                 BOOLEAN,   ENABLE_GRAB_HANDLE                  )
 132 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "matchSystemLanguageDirection",     BOOLEAN,   MATCH_SYSTEM_LANGUAGE_DIRECTION     )
 133 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "enableGrabHandlePopup",            BOOLEAN,   ENABLE_GRAB_HANDLE_POPUP            )
 134 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "textBackground",                   VECTOR4,   BACKGROUND                          )
 135 DALI_DEVEL_PROPERTY_REGISTRATION_READ_ONLY(Toolkit, TextField, "selectedText",                     STRING,    SELECTED_TEXT                       )
 136 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "renderingBackend",                 INTEGER,   RENDERING_BACKEND                   )
 137 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "selectedTextStart",                INTEGER,   SELECTED_TEXT_START                 )
 138 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "selectedTextEnd",                  INTEGER,   SELECTED_TEXT_END                   )
 139 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "enableEditing",                    BOOLEAN,   ENABLE_EDITING                      )
 140 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "fontSizeScale",                    FLOAT,     FONT_SIZE_SCALE                     )
 141 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "enableFontSizeScale",              BOOLEAN,   ENABLE_FONT_SIZE_SCALE              )
 142 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "primaryCursorPosition",            INTEGER,   PRIMARY_CURSOR_POSITION             )
 143 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "grabHandleColor",                  VECTOR4,   GRAB_HANDLE_COLOR                   )
 144 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "inputFilter",                      MAP,       INPUT_FILTER                        )
 145 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "ellipsisPosition",                 INTEGER,   ELLIPSIS_POSITION                   )
 146 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "strikethrough",                    MAP,       STRIKETHROUGH                       )
 147 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "inputStrikethrough",               MAP,       INPUT_STRIKETHROUGH                 )
 148 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "characterSpacing",                 FLOAT,     CHARACTER_SPACING                   )
 149 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "selectionPopupStyle",              MAP,       SELECTION_POPUP_STYLE               )
 150 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "removeFrontInset",                 BOOLEAN,   REMOVE_FRONT_INSET                  )
 151 DALI_DEVEL_PROPERTY_REGISTRATION(Toolkit,           TextField, "removeBackInset",                  BOOLEAN,   REMOVE_BACK_INSET                   )
 152
 153 DALI_SIGNAL_REGISTRATION(Toolkit, TextField, "textChanged",           SIGNAL_TEXT_CHANGED           )
 154 DALI_SIGNAL_REGISTRATION(Toolkit, TextField, "maxLengthReached",      SIGNAL_MAX_LENGTH_REACHED     )
 155 DALI_SIGNAL_REGISTRATION(Toolkit, TextField, "inputStyleChanged",     SIGNAL_INPUT_STYLE_CHANGED    )
 156 DALI_SIGNAL_REGISTRATION(Toolkit, TextField, "anchorClicked",         SIGNAL_ANCHOR_CLICKED         )
 157 DALI_SIGNAL_REGISTRATION(Toolkit, TextField, "inputFiltered",         SIGNAL_INPUT_FILTERED         )
 158 DALI_SIGNAL_REGISTRATION(Toolkit, TextField, "cursorPositionChanged", SIGNAL_CURSOR_POSITION_CHANGED)
 159 DALI_SIGNAL_REGISTRATION(Toolkit, TextField, "selectionChanged",      SIGNAL_SELECTION_CHANGED      )
 160 DALI_SIGNAL_REGISTRATION(Toolkit, TextField, "selectionCleared",      SIGNAL_SELECTION_CLEARED      )
 161 DALI_SIGNAL_REGISTRATION(Toolkit, TextField, "selectionStarted",      SIGNAL_SELECTION_STARTED      )
 162
 163 DALI_TYPE_REGISTRATION_END()
 164 // clang-format on
 165
 166 Toolkit::TextField::InputStyle::Mask ConvertInputStyle(Text::InputStyle::Mask inputStyleMask)
 167 {
 168   Toolkit::TextField::InputStyle::Mask fieldInputStyleMask = Toolkit::TextField::InputStyle::NONE;
 169
 170   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_COLOR))
 171   {
 172     fieldInputStyleMask = static_cast<Toolkit::TextField::InputStyle::Mask>(fieldInputStyleMask | Toolkit::TextField::InputStyle::COLOR);
 173   }
 174   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_FONT_FAMILY))
 175   {
 176     fieldInputStyleMask = static_cast<Toolkit::TextField::InputStyle::Mask>(fieldInputStyleMask | Toolkit::TextField::InputStyle::FONT_FAMILY);
 177   }
 178   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_POINT_SIZE))
 179   {
 180     fieldInputStyleMask = static_cast<Toolkit::TextField::InputStyle::Mask>(fieldInputStyleMask | Toolkit::TextField::InputStyle::POINT_SIZE);
 181   }
 182   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_FONT_WEIGHT))
 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_WIDTH))
 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_FONT_SLANT))
 191   {
 192     fieldInputStyleMask = static_cast<Toolkit::TextField::InputStyle::Mask>(fieldInputStyleMask | Toolkit::TextField::InputStyle::FONT_STYLE);
 193   }
 194   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_UNDERLINE))
 195   {
 196     fieldInputStyleMask = static_cast<Toolkit::TextField::InputStyle::Mask>(fieldInputStyleMask | Toolkit::TextField::InputStyle::UNDERLINE);
 197   }
 198   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_SHADOW))
 199   {
 200     fieldInputStyleMask = static_cast<Toolkit::TextField::InputStyle::Mask>(fieldInputStyleMask | Toolkit::TextField::InputStyle::SHADOW);
 201   }
 202   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_EMBOSS))
 203   {
 204     fieldInputStyleMask = static_cast<Toolkit::TextField::InputStyle::Mask>(fieldInputStyleMask | Toolkit::TextField::InputStyle::EMBOSS);
 205   }
 206   if(InputStyle::NONE != static_cast<InputStyle::Mask>(inputStyleMask & InputStyle::INPUT_OUTLINE))
 207   {
 208     fieldInputStyleMask = static_cast<Toolkit::TextField::InputStyle::Mask>(fieldInputStyleMask | Toolkit::TextField::InputStyle::OUTLINE);
 209   }
 210   return fieldInputStyleMask;
 211 }
 212
 213 } // namespace
 214
 215 Toolkit::TextField TextField::New(ControlBehaviour additionalBehaviour)
 216 {
 217   // Create the implementation, temporarily owned by this handle on stack
 218   IntrusivePtr<TextField> impl = new TextField(additionalBehaviour);
 219
 220   // Pass ownership to CustomActor handle
 221   Toolkit::TextField handle(*impl);
 222
 223   // Second-phase init of the implementation
 224   // This can only be done after the CustomActor connection has been made...
 225   impl->Initialize();
 226
 227   return handle;
 228 }
 229
 230 void TextField::SetProperty(BaseObject* object, Property::Index index, const Property::Value& value)
 231 {
 232   Toolkit::TextField textField = Toolkit::TextField::DownCast(Dali::BaseHandle(object));
 233
 234   DALI_LOG_INFO(gTextFieldLogFilter, Debug::Verbose, "TextField SetProperty\n");
 235
 236   if(textField)
 237   {
 238     PropertyHandler::SetProperty(textField, index, value);
 239   }
 240 }
 241
 242 Property::Value TextField::GetProperty(BaseObject* object, Property::Index index)
 243 {
 244   Property::Value value;
 245
 246   Toolkit::TextField textField = Toolkit::TextField::DownCast(Dali::BaseHandle(object));
 247
 248   if(textField)
 249   {
 250     value = PropertyHandler::GetProperty(textField, index);
 251   }
 252
 253   return value;
 254 }
 255
 256 void TextField::SelectWholeText()
 257 {
 258   if(mController && mController->IsShowingRealText())
 259   {
 260     mController->SelectWholeText();
 261     SetKeyInputFocus();
 262   }
 263 }
 264
 265 void TextField::SelectNone()
 266 {
 267   if(mController && mController->IsShowingRealText())
 268   {
 269     mController->SelectNone();
 270   }
 271 }
 272
 273 void TextField::SelectText(const uint32_t start, const uint32_t end)
 274 {
 275   if(mController && mController->IsShowingRealText())
 276   {
 277     mController->SelectText(start, end);
 278     SetKeyInputFocus();
 279   }
 280 }
 281
 282 string TextField::GetSelectedText() const
 283 {
 284   string selectedText = "";
 285   if(mController && mController->IsShowingRealText())
 286   {
 287     selectedText = mController->GetSelectedText();
 288   }
 289   return selectedText;
 290 }
 291
 292 void TextField::SetTextSelectionRange(const uint32_t* start, const uint32_t* end)
 293 {
 294   if(mController && mController->IsShowingRealText())
 295   {
 296     mController->SetTextSelectionRange(start, end);
 297     SetKeyInputFocus();
 298   }
 299 }
 300
 301 Uint32Pair TextField::GetTextSelectionRange() const
 302 {
 303   Uint32Pair range;
 304   if(mController && mController->IsShowingRealText())
 305   {
 306     range = mController->GetTextSelectionRange();
 307   }
 308   return range;
 309 }
 310
 311 string TextField::CopyText()
 312 {
 313   string copiedText = "";
 314   if(mController && mController->IsShowingRealText())
 315   {
 316     copiedText = mController->CopyText();
 317   }
 318   return copiedText;
 319 }
 320
 321 string TextField::CutText()
 322 {
 323   string cutText = "";
 324   if(mController && mController->IsShowingRealText())
 325   {
 326     cutText = mController->CutText();
 327   }
 328   return cutText;
 329 }
 330
 331 void TextField::PasteText()
 332 {
 333   if(mController)
 334   {
 335     SetKeyInputFocus(); //Giving focus to the field that was passed to the PasteText in case the passed field (current field) doesn't have focus.
 336     mController->PasteText();
 337   }
 338 }
 339
 340 InputMethodContext TextField::GetInputMethodContext()
 341 {
 342   return mInputMethodContext;
 343 }
 344
 345 bool TextField::DoConnectSignal(BaseObject* object, ConnectionTrackerInterface* tracker, const std::string& signalName, FunctorDelegate* functor)
 346 {
 347   Dali::BaseHandle handle(object);
 348
 349   bool               connected(true);
 350   Toolkit::TextField field = Toolkit::TextField::DownCast(handle);
 351
 352   if(0 == strcmp(signalName.c_str(), SIGNAL_TEXT_CHANGED))
 353   {
 354     field.TextChangedSignal().Connect(tracker, functor);
 355   }
 356   else if(0 == strcmp(signalName.c_str(), SIGNAL_MAX_LENGTH_REACHED))
 357   {
 358     field.MaxLengthReachedSignal().Connect(tracker, functor);
 359   }
 360   else if(0 == strcmp(signalName.c_str(), SIGNAL_INPUT_STYLE_CHANGED))
 361   {
 362     field.InputStyleChangedSignal().Connect(tracker, functor);
 363   }
 364   else if(0 == strcmp(signalName.c_str(), SIGNAL_ANCHOR_CLICKED))
 365   {
 366     if(field)
 367     {
 368       Internal::TextField& fieldImpl(GetImpl(field));
 369       fieldImpl.AnchorClickedSignal().Connect(tracker, functor);
 370     }
 371   }
 372   else if(0 == strcmp(signalName.c_str(), SIGNAL_CURSOR_POSITION_CHANGED))
 373   {
 374     if(field)
 375     {
 376       Internal::TextField& fieldImpl(GetImpl(field));
 377       fieldImpl.CursorPositionChangedSignal().Connect(tracker, functor);
 378     }
 379   }
 380   else if(0 == strcmp(signalName.c_str(), SIGNAL_INPUT_FILTERED))
 381   {
 382     if(field)
 383     {
 384       Internal::TextField& fieldImpl(GetImpl(field));
 385       fieldImpl.InputFilteredSignal().Connect(tracker, functor);
 386     }
 387   }
 388   else if(0 == strcmp(signalName.c_str(), SIGNAL_SELECTION_CHANGED))
 389   {
 390     if(field)
 391     {
 392       Internal::TextField& fieldImpl(GetImpl(field));
 393       fieldImpl.SelectionChangedSignal().Connect(tracker, functor);
 394     }
 395   }
 396   else if(0 == strcmp(signalName.c_str(), SIGNAL_SELECTION_CLEARED))
 397   {
 398     if(field)
 399     {
 400       Internal::TextField& fieldImpl(GetImpl(field));
 401       fieldImpl.SelectionClearedSignal().Connect(tracker, functor);
 402     }
 403   }
 404   else if(0 == strcmp(signalName.c_str(), SIGNAL_SELECTION_STARTED))
 405   {
 406     if(field)
 407     {
 408       Internal::TextField& fieldImpl(GetImpl(field));
 409       fieldImpl.SelectionStartedSignal().Connect(tracker, functor);
 410     }
 411   }
 412   else
 413   {
 414     // signalName does not match any signal
 415     connected = false;
 416   }
 417
 418   return connected;
 419 }
 420
 421 Toolkit::TextField::TextChangedSignalType& TextField::TextChangedSignal()
 422 {
 423   return mTextChangedSignal;
 424 }
 425
 426 Toolkit::TextField::MaxLengthReachedSignalType& TextField::MaxLengthReachedSignal()
 427 {
 428   return mMaxLengthReachedSignal;
 429 }
 430
 431 Toolkit::TextField::InputStyleChangedSignalType& TextField::InputStyleChangedSignal()
 432 {
 433   return mInputStyleChangedSignal;
 434 }
 435
 436 DevelTextField::AnchorClickedSignalType& TextField::AnchorClickedSignal()
 437 {
 438   return mAnchorClickedSignal;
 439 }
 440
 441 DevelTextField::CursorPositionChangedSignalType& TextField::CursorPositionChangedSignal()
 442 {
 443   return mCursorPositionChangedSignal;
 444 }
 445
 446 DevelTextField::InputFilteredSignalType& TextField::InputFilteredSignal()
 447 {
 448   return mInputFilteredSignal;
 449 }
 450
 451 DevelTextField::SelectionChangedSignalType& TextField::SelectionChangedSignal()
 452 {
 453   return mSelectionChangedSignal;
 454 }
 455
 456 DevelTextField::SelectionClearedSignalType& TextField::SelectionClearedSignal()
 457 {
 458   return mSelectionClearedSignal;
 459 }
 460
 461 DevelTextField::SelectionStartedSignalType& TextField::SelectionStartedSignal()
 462 {
 463   return mSelectionStartedSignal;
 464 }
 465
 466 void TextField::OnAccessibilityStatusChanged()
 467 {
 468   CommonTextUtils::SynchronizeTextAnchorsInParent(Self(), mController, mAnchorActors);
 469 }
 470
 471 void TextField::OnInitialize()
 472 {
 473   Actor self = Self();
 474
 475   mController = Text::Controller::New(this, this, this, this);
 476
 477   // When using the vector-based rendering, the size of the GLyphs are different
 478   TextAbstraction::GlyphType glyphType = (DevelText::RENDERING_VECTOR_BASED == mRenderingBackend) ? TextAbstraction::VECTOR_GLYPH : TextAbstraction::BITMAP_GLYPH;
 479   mController->SetGlyphType(glyphType);
 480
 481   mDecorator = Text::Decorator::New(*mController,
 482                                     *mController);
 483
 484   mInputMethodContext = InputMethodContext::New(self);
 485
 486   mController->GetLayoutEngine().SetLayout(Layout::Engine::SINGLE_LINE_BOX);
 487
 488   // Enables the text input.
 489   mController->EnableTextInput(mDecorator, mInputMethodContext);
 490
 491   // Enables the horizontal scrolling after the text input has been enabled.
 492   mController->SetHorizontalScrollEnabled(true);
 493
 494   // Disables the vertical scrolling.
 495   mController->SetVerticalScrollEnabled(false);
 496
 497   // Disable the smooth handle panning.
 498   mController->SetSmoothHandlePanEnabled(false);
 499
 500   mController->SetNoTextDoubleTapAction(Controller::NoTextTap::HIGHLIGHT);
 501   mController->SetNoTextLongPressAction(Controller::NoTextTap::HIGHLIGHT);
 502
 503   // Sets layoutDirection value
 504   Dali::Stage                 stage           = Dali::Stage::GetCurrent();
 505   Dali::LayoutDirection::Type layoutDirection = static_cast<Dali::LayoutDirection::Type>(stage.GetRootLayer().GetProperty(Dali::Actor::Property::LAYOUT_DIRECTION).Get<int>());
 506   mController->SetLayoutDirection(layoutDirection);
 507
 508   self.LayoutDirectionChangedSignal().Connect(this, &TextField::OnLayoutDirectionChanged);
 509
 510   // Forward input events to controller
 511   EnableGestureDetection(static_cast<GestureType::Value>(GestureType::TAP | GestureType::PAN | GestureType::LONG_PRESS));
 512   GetTapGestureDetector().SetMaximumTapsRequired(2);
 513   GetTapGestureDetector().ReceiveAllTapEvents(true);
 514
 515   self.TouchedSignal().Connect(this, &TextField::OnTouched);
 516
 517   // Set BoundingBox to stage size if not already set.
 518   Rect<int> boundingBox;
 519   mDecorator->GetBoundingBox(boundingBox);
 520
 521   if(boundingBox.IsEmpty())
 522   {
 523     Vector2 stageSize = Dali::Stage::GetCurrent().GetSize();
 524     mDecorator->SetBoundingBox(Rect<int>(0.0f, 0.0f, stageSize.width, stageSize.height));
 525   }
 526
 527   // Flip vertically the 'left' selection handle
 528   mDecorator->FlipHandleVertically(LEFT_SELECTION_HANDLE, true);
 529
 530   // Fill-parent area by default
 531   self.SetResizePolicy(ResizePolicy::FILL_TO_PARENT, Dimension::WIDTH);
 532   self.SetResizePolicy(ResizePolicy::FILL_TO_PARENT, Dimension::HEIGHT);
 533   self.OnSceneSignal().Connect(this, &TextField::OnSceneConnect);
 534
 535   DevelControl::SetInputMethodContext(*this, mInputMethodContext);
 536
 537   if(Dali::Toolkit::TextField::EXCEED_POLICY_CLIP == mExceedPolicy)
 538   {
 539     EnableClipping();
 540   }
 541
 542   // Accessibility
 543   self.SetProperty(DevelControl::Property::ACCESSIBILITY_ROLE, Dali::Accessibility::Role::ENTRY);
 544   self.SetProperty(DevelControl::Property::ACCESSIBILITY_HIGHLIGHTABLE, true);
 545
 546   Accessibility::Bridge::EnabledSignal().Connect(this, &TextField::OnAccessibilityStatusChanged);
 547   Accessibility::Bridge::DisabledSignal().Connect(this, &TextField::OnAccessibilityStatusChanged);
 548 }
 549
 550 DevelControl::ControlAccessible* TextField::CreateAccessibleObject()
 551 {
 552   return new TextFieldAccessible(Self());
 553 }
 554
 555 void TextField::OnStyleChange(Toolkit::StyleManager styleManager, StyleChange::Type change)
 556 {
 557   DALI_LOG_INFO(gTextFieldLogFilter, Debug::Verbose, "TextField::OnStyleChange\n");
 558
 559   switch(change)
 560   {
 561     case StyleChange::DEFAULT_FONT_CHANGE:
 562     {
 563       DALI_LOG_INFO(gTextFieldLogFilter, Debug::Verbose, "TextField::OnStyleChange DEFAULT_FONT_CHANGE\n");
 564       const std::string& newFont = GetImpl(styleManager).GetDefaultFontFamily();
 565       // Property system did not set the font so should update it.
 566       mController->UpdateAfterFontChange(newFont);
 567       RelayoutRequest();
 568       break;
 569     }
 570
 571     case StyleChange::DEFAULT_FONT_SIZE_CHANGE:
 572     {
 573       GetImpl(styleManager).ApplyThemeStyle(Toolkit::Control(GetOwner()));
 574       RelayoutRequest();
 575       break;
 576     }
 577     case StyleChange::THEME_CHANGE:
 578     {
 579       // Nothing to do, let control base class handle this
 580       break;
 581     }
 582   }
 583
 584   // Up call to Control
 585   Control::OnStyleChange(styleManager, change);
 586 }
 587
 588 Vector3 TextField::GetNaturalSize()
 589 {
 590   Extents padding;
 591   padding = Self().GetProperty<Extents>(Toolkit::Control::Property::PADDING);
 592
 593   Vector3 naturalSize = mController->GetNaturalSize();
 594   naturalSize.width += (padding.start + padding.end);
 595   naturalSize.height += (padding.top + padding.bottom);
 596
 597   return naturalSize;
 598 }
 599
 600 float TextField::GetHeightForWidth(float width)
 601 {
 602   Extents padding;
 603   padding = Self().GetProperty<Extents>(Toolkit::Control::Property::PADDING);
 604   return mController->GetHeightForWidth(width) + padding.top + padding.bottom;
 605 }
 606
 607 void TextField::ResizeActor(Actor& actor, const Vector2& size)
 608 {
 609   if(actor.GetProperty<Vector3>(Dali::Actor::Property::SIZE).GetVectorXY() != size)
 610   {
 611     actor.SetProperty(Actor::Property::SIZE, size);
 612   }
 613 }
 614
 615 void TextField::OnPropertySet(Property::Index index, const Property::Value& propertyValue)
 616 {
 617   DALI_LOG_INFO(gTextFieldLogFilter, Debug::Verbose, "TextField::OnPropertySet index[%d]\n", index);
 618
 619   switch(index)
 620   {
 621     case DevelActor::Property::USER_INTERACTION_ENABLED:
 622     {
 623       const bool enabled = propertyValue.Get<bool>();
 624       mController->SetUserInteractionEnabled(enabled);
 625       if(mStencil)
 626       {
 627         float opacity = enabled ? 1.0f : mController->GetDisabledColorOpacity();
 628         mStencil.SetProperty(Actor::Property::OPACITY, opacity);
 629       }
 630       break;
 631     }
 632     default:
 633     {
 634       Control::OnPropertySet(index, propertyValue); // up call to control for non-handled properties
 635       break;
 636     }
 637   }
 638 }
 639
 640 void TextField::OnRelayout(const Vector2& size, RelayoutContainer& container)
 641 {
 642   DALI_LOG_INFO(gTextFieldLogFilter, Debug::Verbose, "TextField OnRelayout\n");
 643
 644   Actor self = Self();
 645
 646   Extents padding;
 647   padding = self.GetProperty<Extents>(Toolkit::Control::Property::PADDING);
 648
 649   Vector2 contentSize(size.x - (padding.start + padding.end), size.y - (padding.top + padding.bottom));
 650
 651   // Support Right-To-Left of padding
 652   Dali::LayoutDirection::Type layoutDirection = mController->GetLayoutDirection(self);
 653
 654   if(Dali::LayoutDirection::RIGHT_TO_LEFT == layoutDirection)
 655   {
 656     std::swap(padding.start, padding.end);
 657   }
 658
 659   if(mStencil)
 660   {
 661     mStencil.SetProperty(Actor::Property::POSITION, Vector2(padding.start, padding.top));
 662     ResizeActor(mStencil, contentSize);
 663   }
 664   if(mActiveLayer)
 665   {
 666     mActiveLayer.SetProperty(Actor::Property::POSITION, Vector2(padding.start, padding.top));
 667     ResizeActor(mActiveLayer, contentSize);
 668   }
 669   if(mCursorLayer)
 670   {
 671     if(!mStencil)
 672     {
 673       // If there is a stencil, the cursor layer is added to the stencil in RenderText.
 674       // Do not calculate the position because the stencil has already been resized excluding the padding size.
 675       mCursorLayer.SetProperty(Actor::Property::POSITION, Vector2(padding.start, padding.top));
 676     }
 677     ResizeActor(mCursorLayer, contentSize);
 678   }
 679
 680   // If there is text changed, callback is called.
 681   if(mTextChanged)
 682   {
 683     EmitTextChangedSignal();
 684   }
 685
 686   const Text::Controller::UpdateTextType updateTextType = mController->Relayout(contentSize, layoutDirection);
 687
 688   if((Text::Controller::NONE_UPDATED != updateTextType) ||
 689      !mRenderer)
 690   {
 691     DALI_LOG_INFO(gTextFieldLogFilter, Debug::Verbose, "TextField::OnRelayout %p Displaying new contents\n", mController.Get());
 692
 693     if(mDecorator &&
 694        (Text::Controller::NONE_UPDATED != (Text::Controller::DECORATOR_UPDATED & updateTextType)))
 695     {
 696       mDecorator->Relayout(contentSize, container);
 697     }
 698
 699     if(!mRenderer)
 700     {
 701       mRenderer = Backend::Get().NewRenderer(mRenderingBackend);
 702     }
 703
 704     RenderText(updateTextType);
 705   }
 706
 707   if(mCursorPositionChanged)
 708   {
 709     EmitCursorPositionChangedSignal();
 710   }
 711
 712   if(mSelectionStarted)
 713   {
 714     EmitSelectionStartedSignal();
 715   }
 716
 717   if(mSelectionChanged)
 718   {
 719     EmitSelectionChangedSignal();
 720   }
 721
 722   if(mSelectionCleared)
 723   {
 724     EmitSelectionClearedSignal();
 725   }
 726
 727   // The text-field emits signals when the input style changes. These changes of style are
 728   // detected during the relayout process (size negotiation), i.e after the cursor has been moved. Signals
 729   // can't be emitted during the size negotiation as the callbacks may update the UI.
 730   // The text-field adds an idle callback to the adaptor to emit the signals after the size negotiation.
 731   if(!mController->IsInputStyleChangedSignalsQueueEmpty())
 732   {
 733     mController->RequestProcessInputStyleChangedSignals();
 734   }
 735 }
 736
 737 Text::ControllerPtr TextField::GetTextController()
 738 {
 739   return mController;
 740 }
 741
 742 void TextField::RenderText(Text::Controller::UpdateTextType updateTextType)
 743 {
 744   CommonTextUtils::RenderText(Self(), mRenderer, mController, mDecorator, mAlignmentOffset, mRenderableActor, mBackgroundActor, mCursorLayer, mStencil, mClippingDecorationActors, mAnchorActors, updateTextType);
 745 }
 746
 747 void TextField::OnKeyInputFocusGained()
 748 {
 749   DALI_LOG_INFO(gTextFieldLogFilter, Debug::Verbose, "TextField::OnKeyInputFocusGained %p\n", mController.Get());
 750   if(mInputMethodContext && IsEditable())
 751   {
 752     // All input panel properties, such as layout, return key type, and input hint, should be set before input panel activates (or shows).
 753     mInputMethodContext.ApplyOptions(mInputMethodOptions);
 754     mInputMethodContext.NotifyTextInputMultiLine(false);
 755
 756     mInputMethodContext.StatusChangedSignal().Connect(this, &TextField::KeyboardStatusChanged);
 757
 758     mInputMethodContext.EventReceivedSignal().Connect(this, &TextField::OnInputMethodContextEvent);
 759
 760     // Notify that the text editing start.
 761     mInputMethodContext.Activate();
 762
 763     // When window gain lost focus, the inputMethodContext is deactivated. Thus when window gain focus again, the inputMethodContext must be activated.
 764     mInputMethodContext.SetRestoreAfterFocusLost(true);
 765   }
 766
 767   if(IsEditable() && mController->IsUserInteractionEnabled())
 768   {
 769     mController->KeyboardFocusGainEvent(); // Called in the case of no virtual keyboard to trigger this event
 770   }
 771
 772   EmitKeyInputFocusSignal(true); // Calls back into the Control hence done last.
 773 }
 774
 775 void TextField::OnKeyInputFocusLost()
 776 {
 777   DALI_LOG_INFO(gTextFieldLogFilter, Debug::Verbose, "TextField:OnKeyInputFocusLost %p\n", mController.Get());
 778   if(mInputMethodContext)
 779   {
 780     mInputMethodContext.StatusChangedSignal().Disconnect(this, &TextField::KeyboardStatusChanged);
 781     // The text editing is finished. Therefore the inputMethodContext don't have restore activation.
 782     mInputMethodContext.SetRestoreAfterFocusLost(false);
 783
 784     // Notify that the text editing finish.
 785     mInputMethodContext.Deactivate();
 786
 787     mInputMethodContext.EventReceivedSignal().Disconnect(this, &TextField::OnInputMethodContextEvent);
 788   }
 789
 790   mController->KeyboardFocusLostEvent();
 791
 792   EmitKeyInputFocusSignal(false); // Calls back into the Control hence done last.
 793 }
 794
 795 bool TextField::OnAccessibilityActivated()
 796 {
 797   SetKeyInputFocus();
 798   return true;
 799 }
 800
 801 void TextField::OnTap(const TapGesture& gesture)
 802 {
 803   DALI_LOG_INFO(gTextFieldLogFilter, Debug::Verbose, "TextField::OnTap %p\n", mController.Get());
 804
 805   // Deliver the tap before the focus event to controller; this allows us to detect when focus is gained due to tap-gestures
 806   Extents padding;
 807   padding                   = Self().GetProperty<Extents>(Toolkit::Control::Property::PADDING);
 808   const Vector2& localPoint = gesture.GetLocalPoint();
 809   mController->TapEvent(gesture.GetNumberOfTaps(), localPoint.x - padding.start, localPoint.y - padding.top);
 810   mController->AnchorEvent(localPoint.x - padding.start, localPoint.y - padding.top);
 811
 812   Dali::Toolkit::KeyboardFocusManager keyboardFocusManager = Dali::Toolkit::KeyboardFocusManager::Get();
 813   if(keyboardFocusManager)
 814   {
 815     keyboardFocusManager.SetCurrentFocusActor(Self());
 816   }
 817   SetKeyInputFocus();
 818 }
 819
 820 void TextField::OnPan(const PanGesture& gesture)
 821 {
 822   mController->PanEvent(gesture.GetState(), gesture.GetDisplacement());
 823   if(gesture.GetState() == GestureState::STARTED && !mController->IsScrollable(gesture.GetDisplacement()))
 824   {
 825     Dali::DevelActor::SetNeedGesturePropagation(Self(), true);
 826   }
 827 }
 828
 829 void TextField::OnLongPress(const LongPressGesture& gesture)
 830 {
 831   if(mInputMethodContext && IsEditable())
 832   {
 833     mInputMethodContext.Activate();
 834   }
 835   Extents padding;
 836   padding                   = Self().GetProperty<Extents>(Toolkit::Control::Property::PADDING);
 837   const Vector2& localPoint = gesture.GetLocalPoint();
 838   mController->LongPressEvent(gesture.GetState(), localPoint.x - padding.start, localPoint.y - padding.top);
 839
 840   SetKeyInputFocus();
 841 }
 842
 843 bool TextField::OnKeyEvent(const KeyEvent& event)
 844 {
 845   DALI_LOG_INFO(gTextFieldLogFilter, Debug::Verbose, "TextField::OnKeyEvent %p keyCode %d\n", mController.Get(), event.GetKeyCode());
 846
 847   if(Dali::DALI_KEY_ESCAPE == event.GetKeyCode() && mController->ShouldClearFocusOnEscape())
 848   {
 849     // Make sure ClearKeyInputFocus when only key is up
 850     if(event.GetState() == KeyEvent::UP)
 851     {
 852       Dali::Toolkit::KeyboardFocusManager keyboardFocusManager = Dali::Toolkit::KeyboardFocusManager::Get();
 853       if(keyboardFocusManager)
 854       {
 855         keyboardFocusManager.ClearFocus();
 856       }
 857       ClearKeyInputFocus();
 858     }
 859
 860     return true;
 861   }
 862   else if(Dali::DevelKey::DALI_KEY_RETURN == event.GetKeyCode() && KEY_RETURN_NAME == event.GetKeyName())
 863   {
 864     // Do nothing when enter is comming.
 865     return false;
 866   }
 867
 868   return mController->KeyEvent(event);
 869 }
 870
 871 void TextField::RequestTextRelayout()
 872 {
 873   RelayoutRequest();
 874 }
 875
 876 bool TextField::IsEditable() const
 877 {
 878   return mController->IsEditable();
 879 }
 880
 881 void TextField::SetEditable(bool editable)
 882 {
 883   mController->SetEditable(editable);
 884   if(mInputMethodContext && !editable)
 885   {
 886     mInputMethodContext.Deactivate();
 887   }
 888 }
 889
 890 void TextField::TextInserted(unsigned int position, unsigned int length, const std::string& content)
 891 {
 892   auto accessible = GetAccessibleObject();
 893   if(DALI_LIKELY(accessible) && accessible->IsHighlighted())
 894   {
 895     accessible->EmitTextInserted(position, length, content);
 896   }
 897 }
 898
 899 void TextField::TextDeleted(unsigned int position, unsigned int length, const std::string& content)
 900 {
 901   auto accessible = GetAccessibleObject();
 902   if(DALI_LIKELY(accessible) && accessible->IsHighlighted())
 903   {
 904     accessible->EmitTextDeleted(position, length, content);
 905   }
 906 }
 907
 908 void TextField::CursorPositionChanged(unsigned int oldPosition, unsigned int newPosition)
 909 {
 910   auto accessible = GetAccessibleObject();
 911   if(DALI_LIKELY(accessible) && accessible->IsHighlighted())
 912   {
 913     accessible->EmitTextCursorMoved(newPosition);
 914   }
 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     mStencil.SetProperty(Toolkit::DevelControl::Property::ACCESSIBILITY_HIDDEN, true);
1103
1104     // Creates a background visual. Even if the color is transparent it updates the stencil.
1105     mStencil.SetProperty(Toolkit::Control::Property::BACKGROUND,
1106                          Property::Map().Add(Toolkit::Visual::Property::TYPE, Toolkit::Visual::COLOR).Add(ColorVisual::Property::MIX_COLOR, Color::TRANSPARENT));
1107
1108     // Enable the clipping property.
1109     mStencil.SetProperty(Actor::Property::CLIPPING_MODE, ClippingMode::CLIP_TO_BOUNDING_BOX);
1110     mStencil.SetResizePolicy(ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS);
1111
1112     Self().Add(mStencil);
1113   }
1114 }
1115
1116 void TextField::KeyboardStatusChanged(bool keyboardShown)
1117 {
1118   DALI_LOG_INFO(gTextFieldLogFilter, Debug::Verbose, "TextField::KeyboardStatusChanged %p keyboardShown %d\n", mController.Get(), keyboardShown);
1119
1120   // Just hide the grab handle when keyboard is hidden.
1121   if(!keyboardShown)
1122   {
1123     mController->KeyboardFocusLostEvent();
1124   }
1125   else
1126   {
1127     mController->KeyboardFocusGainEvent(); // Initially called by OnKeyInputFocusGained
1128   }
1129 }
1130
1131 void TextField::OnSceneConnection(int depth)
1132 {
1133   // Sets the depth to the visuals inside the text's decorator.
1134   mDecorator->SetTextDepth(depth);
1135
1136   // The depth of the text renderer is set in the RenderText() called from OnRelayout().
1137
1138   // Call the Control::OnSceneConnection() to set the depth of the background.
1139   Control::OnSceneConnection(depth);
1140 }
1141
1142 bool TextField::OnTouched(Actor actor, const TouchEvent& touch)
1143 {
1144   return false;
1145 }
1146
1147 void TextField::OnLayoutDirectionChanged(Actor actor, LayoutDirection::Type type)
1148 {
1149   mController->ChangedLayoutDirection();
1150 }
1151
1152 TextField::TextField(ControlBehaviour additionalBehaviour)
1153 : Control(ControlBehaviour(CONTROL_BEHAVIOUR_DEFAULT | additionalBehaviour)),
1154   mAlignmentOffset(0.f),
1155   mRenderingBackend(DEFAULT_RENDERING_BACKEND),
1156   mExceedPolicy(Dali::Toolkit::TextField::EXCEED_POLICY_CLIP),
1157   mHasBeenStaged(false),
1158   mTextChanged(false),
1159   mCursorPositionChanged(false),
1160   mSelectionChanged(false),
1161   mSelectionCleared(false),
1162   mOldPosition(0u),
1163   mOldSelectionStart(0u),
1164   mOldSelectionEnd(0u),
1165   mSelectionStarted(false)
1166 {
1167 }
1168
1169 TextField::~TextField()
1170 {
1171   UnparentAndReset(mStencil);
1172 }
1173
1174 Vector<Vector2> TextField::GetTextSize(const uint32_t startIndex, const uint32_t endIndex) const
1175 {
1176   return mController->GetTextSize(startIndex, endIndex);
1177 }
1178
1179 Vector<Vector2> TextField::GetTextPosition(const uint32_t startIndex, const uint32_t endIndex) const
1180 {
1181   return mController->GetTextPosition(startIndex, endIndex);
1182 }
1183
1184 Rect<float> TextField::GetLineBoundingRectangle(const uint32_t lineIndex) const
1185 {
1186   return mController->GetLineBoundingRectangle(lineIndex);
1187 }
1188
1189 Rect<float> TextField::GetCharacterBoundingRectangle(const uint32_t charIndex) const
1190 {
1191   return mController->GetCharacterBoundingRectangle(charIndex);
1192 }
1193
1194 int TextField::GetCharacterIndexAtPosition(float visualX, float visualY) const
1195 {
1196   return mController->GetCharacterIndexAtPosition(visualX, visualY);
1197 }
1198
1199 Rect<> TextField::GetTextBoundingRectangle(uint32_t startIndex, uint32_t endIndex) const
1200 {
1201   return mController->GetTextBoundingRectangle(startIndex, endIndex);
1202 }
1203
1204 void TextField::SetSpannedText(const Text::Spanned& spannedText)
1205 {
1206   mController->SetSpannedText(spannedText);
1207 }
1208
1209 void TextField::SetRemoveFrontInset(bool remove)
1210 {
1211   mController->SetRemoveFrontInset(remove);
1212 }
1213
1214 bool TextField::IsRemoveFrontInset() const
1215 {
1216   return mController->IsRemoveFrontInset();
1217 }
1218
1219 void TextField::SetRemoveBackInset(bool remove)
1220 {
1221   mController->SetRemoveBackInset(remove);
1222 }
1223
1224 bool TextField::IsRemoveBackInset() const
1225 {
1226   return mController->IsRemoveBackInset();
1227 }
1228
1229 std::string TextField::TextFieldAccessible::GetName() const
1230 {
1231   if(IsHiddenInput())
1232   {
1233     return {};
1234   }
1235
1236   return GetWholeText();
1237 }
1238
1239 const std::vector<Toolkit::TextAnchor>& TextField::TextFieldAccessible::GetTextAnchors() const
1240 {
1241   auto self = Toolkit::TextField::DownCast(Self());
1242
1243   return Toolkit::GetImpl(self).mAnchorActors;
1244 }
1245
1246 Toolkit::Text::ControllerPtr TextField::TextFieldAccessible::GetTextController() const
1247 {
1248   auto self = Toolkit::TextField::DownCast(Self());
1249
1250   return Toolkit::GetImpl(self).GetTextController();
1251 }
1252
1253 std::uint32_t TextField::TextFieldAccessible::GetSubstituteCharacter() const
1254 {
1255   auto self                = Toolkit::TextField::DownCast(Self());
1256   auto hiddenInputSettings = self.GetProperty<Property::Map>(Toolkit::TextField::Property::HIDDEN_INPUT_SETTINGS);
1257   auto substChar           = hiddenInputSettings.Find(Toolkit::HiddenInput::Property::SUBSTITUTE_CHARACTER);
1258
1259   if(substChar)
1260   {
1261     return static_cast<std::uint32_t>(substChar->Get<int>());
1262   }
1263
1264   return TextControlAccessible::GetSubstituteCharacter();
1265 }
1266
1267 bool TextField::TextFieldAccessible::IsHiddenInput() const
1268 {
1269   auto self                = Toolkit::TextField::DownCast(Self());
1270   auto hiddenInputSettings = self.GetProperty<Property::Map>(Toolkit::TextField::Property::HIDDEN_INPUT_SETTINGS);
1271   auto mode                = hiddenInputSettings.Find(Toolkit::HiddenInput::Property::MODE);
1272
1273   return (mode && (mode->Get<int>() != Toolkit::HiddenInput::Mode::HIDE_NONE));
1274 }
1275
1276 void TextField::TextFieldAccessible::RequestTextRelayout()
1277 {
1278   auto  self     = Toolkit::TextField::DownCast(Self());
1279   auto& selfImpl = Toolkit::GetImpl(self);
1280
1281   selfImpl.RequestTextRelayout();
1282 }
1283
1284 } // namespace Internal
1285
1286 } // namespace Toolkit
1287
1288 } // namespace Dali