+ PIXEL_SIZE,
+
+ /**
+ * @brief The line count of text.
+ * @details name "lineCount", type int
+ * @note this property is read-only.
+ */
+ LINE_COUNT,
+
+ /**
+ * @brief The text to display when the TextEditor is empty and inactive.
+ * @details name "placeholderText", type string
+ */
+ PLACEHOLDER_TEXT,
+
+ /**
+ * @brief The placeholder-text color.
+ * @details name "placeholderTextColor", type vector4
+ */
+ PLACEHOLDER_TEXT_COLOR,
+
+ /**
+ * @brief Enables Text selection, such as the cursor, handle, clipboard, and highlight color.
+ * @details name "enableSelection", type bool
+ */
+ ENABLE_SELECTION,
+
+ /**
+ * @brief Sets the placeholder : text, color, font family, font style, point size, and pixel size.
+ *
+ * @code
+ * Property::Map propertyMap;
+ * propertyMap["placeholderText"] = "Setting Placeholder Text";
+ * propertyMap["placeholderColor"] = Color::RED;
+ * propertyMap["placeholderFontFamily"] = "Arial";
+ * propertyMap["placeholderPointSize"] = 12.0f;
+ *
+ * Property::Map fontStyleMap;
+ * fontstyleMap.Insert( "weight", "bold" );
+ * fontstyleMap.Insert( "width", "condensed" );
+ * fontstyleMap.Insert( "slant", "italic" );
+ * propertyMap["placeholderFontStyle"] = fontStyleMap;
+ *
+ * editor.SetProperty( DevelTextEditor::Property::PLACEHOLDER, propertyMap );
+ * @endcode
+ *
+ * @details name "placeholder", type MAP
+ */
+ PLACEHOLDER