X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=dali-toolkit%2Finternal%2Ftext%2Ftext-controller-text-updater.h;h=1070966311203df62a7d24034a5fe518a390fe29;hb=29a52105283ce8ced672ed92545daeacf882316a;hp=147ccb9fca01e1b7018fc5e809cab86f06086a7b;hpb=8ca4aa19ff1c7282e1a724d4660bf34e5a4b77fa;p=platform%2Fcore%2Fuifw%2Fdali-toolkit.git

diff --git a/dali-toolkit/internal/text/text-controller-text-updater.h b/dali-toolkit/internal/text/text-controller-text-updater.h
index 147ccb9..1070966 100644
--- a/dali-toolkit/internal/text/text-controller-text-updater.h
+++ b/dali-toolkit/internal/text/text-controller-text-updater.h
@@ -2,7 +2,7 @@
 #define DALI_TOOLKIT_TEXT_UPDATER_H
 
 /*
- * Copyright (c) 2020 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2021 Samsung Electronics Co., Ltd.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -18,7 +18,6 @@
  *
  */
 
-
 // EXTERNAL INCLUDES
 #include <string>
 
@@ -27,13 +26,10 @@
 
 namespace Dali
 {
-
 namespace Toolkit
 {
-
 namespace Text
 {
-
 /**
  * @brief Methods that update the text
  */
@@ -43,25 +39,65 @@ struct Controller::TextUpdater
   /// @param[in] controller The controller
   static void SetText(Controller& controller, const std::string& text);
 
-  /// @copydoc Text::Contoller::InsertText
-  /// @param[in] controller The controller
+  /**
+   * @brief Called by editable UI controls when key events are received.
+   *
+   * @param[in] controller The controller
+   * @param[in] text The text to insert.
+   * @param[in] type Used to distinguish between regular key events and InputMethodContext events.
+   */
   static void InsertText(Controller& controller, const std::string& text, Controller::InsertType type);
 
-  /// @copydoc Text::Contoller::PasteText
+  /// @copydoc Text::EditableControlInterface::PasteText()
   /// @param[in] controller The controller
   static void PasteText(Controller& controller, const std::string& stringToPaste);
 
-  /// @copydoc Text::Contoller::RemoveText
-  /// @param[in] controller The controller
+  /**
+   * @brief Remove a given number of characters
+   *
+   * When predictve text is used the pre-edit text is removed and inserted again with the new characters.
+   * The UpdateInputStyleType @type parameter if set to DONT_UPDATE_INPUT_STYLE avoids to update the input
+   * style when pre-edit text is removed.
+   *
+   * @param[in] controller The controller
+   * @param[in] cursorOffset Start position from the current cursor position to start deleting characters.
+   * @param[in] numberOfCharacters The number of characters to delete from the cursorOffset.
+   * @param[in] type Whether to update the input style.
+   * @return True if the remove was successful.
+   */
   static bool RemoveText(Controller& controller, int cursorOffset, int numberOfCharacters, UpdateInputStyleType type);
 
-  /// @copydoc Text::Contoller::RemoveSelectedText
-  /// @param[in] controller The controller
+  /**
+   * @brief Checks if text is selected and if so removes it.
+   * @param[in] controller The controller
+   * @return true if text was removed
+   */
   static bool RemoveSelectedText(Controller& controller);
 
-  /// @copydoc Text::Contoller::ResetText
-  /// @param[in] controller The controller
+  /**
+   * @brief Used to remove the text included the placeholder text.
+   * @param[in] controller The controller
+   */
   static void ResetText(Controller& controller);
+
+  /**
+   * @brief Update anchor position from given number of inserted characters.
+   *
+   * @param[in] controller The controller
+   * @param[in] numberOfCharacters The number of inserted characters.
+   * @param[in] previousCursorIndex A cursor position before event occurs.
+   */
+  static void InsertTextAnchor(Controller& controller, int numberOfCharacters, CharacterIndex previousCursorIndex);
+
+  /**
+   * @brief Update anchor position from given number of removed characters.
+   *
+   * @param[in] controller The controller
+   * @param[in] cursorOffset Start position from the current cursor position to start deleting characters.
+   * @param[in] numberOfCharacters The number of removed characters.
+   * @param[in] previousCursorIndex A cursor position before event occurs.
+   */
+  static void RemoveTextAnchor(Controller& controller, int cursorOffset, int numberOfCharacters, CharacterIndex previousCursorIndex);
 };
 
 } // namespace Text