+/**
+ * @brief Anchor clicked signal type.
+ *
+ * @note Signal
+ * - const char* : href of clicked anchor.
+ * - uint32_t : length of href.
+ */
+using AnchorClickedSignalType = Signal<void(TextEditor, const char*, uint32_t)>;
+
+/**
+ * @brief This signal is emitted when the anchor is clicked.
+ *
+ * A callback of the following type may be connected:
+ * @code
+ * void YourCallbackName(TextEditor textEditor, const char* href, uint32_t hrefLength);
+ * @endcode
+ * @param[in] textEditor The instance of TextEditor.
+ * @return The signal to connect to.
+ */
+DALI_TOOLKIT_API AnchorClickedSignalType& AnchorClickedSignal(TextEditor textEditor);
+
+/**
+ * @brief cursor position changed signal type.
+ *
+ * @note Signal
+ * - uint32_t : old position.
+ */
+using CursorPositionChangedSignalType = Signal<void(TextEditor, uint32_t)>;
+
+/**
+ * @brief This signal is emitted when the cursor position has been changed.
+ *
+ * A callback of the following type may be connected:
+ * @code
+ * void YourCallbackName(TextEditor textEditor, uint32_t oldPosition);
+ * @endcode
+ * @param[in] textEditor The instance of TextEditor.
+ * @return The signal to connect to.
+ */
+DALI_TOOLKIT_API CursorPositionChangedSignalType& CursorPositionChangedSignal(TextEditor textEditor);
+
+/**
+ * @brief Input filtered signal type.
+ */
+using InputFilteredSignalType = Signal<void(TextEditor, Toolkit::InputFilter::Property::Type)>;
+
+/**
+ * @brief This signal is emitted when the character to be inserted is filtered by the input filter.
+ *
+ * A callback of the following type may be connected:
+ * @code
+ * void YourCallbackName(TextEditor textEditor, Toolkit::InputFilter::Property::Type type);
+ *
+ * DevelTextEditor::InputFilteredSignal(textEditor).Connect(this, &OnInputFiltered);
+ *
+ * void OnInputFiltered(TextEditor textEditor, InputFilter::Property::Type type)
+ * {
+ * if (type == InputFilter::Property::ACCEPTED)
+ * {
+ * // If the input has been filtered with an accepted filter, the type is ACCEPTED.
+ * }
+ * else if (type == InputFilter::Property::REJECTED)
+ * {
+ * // If the input has been filtered with an rejected filter, the type is REJECTED.
+ * }
+ * }
+ * @endcode
+ * @param[in] textEditor The instance of TextEditor.
+ * @return The signal to connect to.
+ */
+DALI_TOOLKIT_API InputFilteredSignalType& InputFilteredSignal(TextEditor textEditor);
+
+/**
+ * @brief selection changed signal type.
+ *
+ * @note Signal
+ * - uint32_t : selection start before the change.
+ * - uint32_t : selection end before the change.
+ */
+using SelectionChangedSignalType = Signal<void(TextEditor, uint32_t, uint32_t)>;
+
+/**
+ * @brief This signal is emitted when the selection has been changed.
+ *
+ * A callback of the following type may be connected:
+ * @code
+ * void YourCallbackName( TextEditor textEditor, uint32_t oldStart, uint32_t oldEnd);
+ * @endcode
+ * @param[in] textEditor The instance of TextEditor.
+ * @return The signal to connect to
+ */
+DALI_TOOLKIT_API SelectionChangedSignalType& SelectionChangedSignal(TextEditor textEditor);
+
+/**
+ * @brief Select the whole text of TextEditor.
+ *
+ * @param[in] textEditor The instance of TextEditor.
+ */
+DALI_TOOLKIT_API void SelectWholeText(TextEditor textEditor);
+
+/**
+ * @brief Unselect the whole text of TextEditor.
+ *
+ * @param[in] textEditor The instance of TextEditor.
+ */
+DALI_TOOLKIT_API void SelectNone(TextEditor textEditor);
+
+/**
+ * @brief Select the text from start index to end index of TextEditor.
+ * @note
+ * The selection index is based on the cursor index.
+ *
+ * text H e l l o
+ * index 0 1 2 3 4 5
+ * if textEditor.SelectText(1, 4); is executed, "ell" is selected.
+ *
+ * @param[in] textEditor The instance of TextEditor.
+ * @param[in] start The start index of the text to select. (The starting point of start index is 0.)
+ * @param[in] end The end index of the text to select. (If end index > text's length, the end index is set to the length of the text.)
+ */
+DALI_TOOLKIT_API void SelectText(TextEditor textEditor, const uint32_t start, const uint32_t end);
+
+/**
+ * @brief Scroll the TextEditor by specific amount.
+ *
+ * @param[in] textEditor The instance of TextEditor.
+ * @param[in] scroll amount (in pixels) of scrolling in horizontal & vectical directions.
+ */
+DALI_TOOLKIT_API void ScrollBy(TextEditor textEditor, Vector2 scroll);
+
+/**
+ * @brief Copy and return the selected text of TextEditor.
+ *
+ * @param[in] textEditor The instance of TextEditor.
+ * @return The copied text.
+ */
+DALI_TOOLKIT_API std::string CopyText(TextEditor textEditor);
+
+/**
+ * @brief Cut and return the selected text of TextEditor.
+ *
+ * @param[in] textEditor The instance of TextEditor.
+ * @return The cut text.
+ */
+DALI_TOOLKIT_API std::string CutText(TextEditor textEditor);
+
+/**
+ * @brief Paste the most recent clipboard text item into the TextEditor.
+ *
+ * @param[in] textEditor The instance of TextEditor.
+ */
+DALI_TOOLKIT_API void PasteText(TextEditor textEditor);
+