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Engineering
Powerful tools for easy or complex engineering tasks.
Graphics Editor (GEDI)
Used for creating and editing panels, provides tools for creating and configuring graphic objects.
Complex graphics objects
EWO Basics and Development
WebView.ewo
WebView EWO

Version Information
Release Notes, Update information, Certifications and Frequently Asked Questions.
Concepts
Your first step into modern and powerful process visualization.
Deployment
Topics, you need to know, before using WinCC OA.
Security
Go beyond the norm in cybersecurity.
Engineering
Powerful tools for easy or complex engineering tasks.
- Project Administration
  The chapter contains a description of the process monitor as well as the project administration.
- Graphics Editor (GEDI)
  Used for creating and editing panels, provides tools for creating and configuring graphic objects.
  - GEDI, basics
  - The catalog window
  - The Script Editor
  - The Property Sheet
  - Creating graphics objects
  - Simple graphics objects
  - Complex graphics objects
    - Selection list
    - Bar trend
    - combo box
    - Check box
    - DpTreeView
    - DpTypeView
    - Embedded module
    - EWO Basics and Development
      - WinCC OA EWOs
      - WebView.ewo
        WebView.ewo
        WebView.ewo Certificate Handling
        WebView EWO JavaScript Interface
        WebView EWO JavaScript Interface Examples
        oaJsApi
        Extending oajsapi
        WebView EWO
        "back"
        This function loads the previous URL in the history list.
        execJsFunction()
        The function allows to call a JavaScript function from within the WebView EWO JavaScript code directly from CTRL.
        execJsFunctionDyn()
        The function allows to call a JavaScript function from within the WebView EWO JavaScript code directly from CTRL.
        "forward"
        This function loads the next URL in the history list.
        "ignoreSslErrors"
        This function allows the WebView Ewo to ignore SSL Errors.
        "linkDelegationPolicy"
        This property controls the behaviour of the WebView Ewo when a link is clicked.
        "load"
        This function loads the specified website.
        "loadSnippet"
        Using this function an HTML page for the JavaScript Interface can be loaded within the WebView EWO.
        msgToJs()
        This function is used to transfer data from Control to the JavaScript interface of the WebView EWO as response to the toCtrl() function.
        "persistentCookies"
        This function controls the storing of cookies for the Webview EWO.
        "reload"
        This function reloads the current page.
        "setAttribute"
        This function allows to enable or disable several options per WebView instance.
        "stop"
        This function stops the loading of the current page.
      - Maps Widget (EWO)
    - Calendar
    - Cascade
    - Label
    - LCD number
    - Panel reference
    - Progress Bar
    - Radio box
    - Tab
    - Button
    - Slider
    - Spin button
    - Splitter
    - Table
    - TextEdit
    - Text field
    - Thumb wheel
    - Trend widget
    - Tree widget
    - Clock
    - Zoom Navigator
      With the zoom navigator widget you can zoom a module.
  - Simple Configuration
    Simple configuration windows and panels support you in combining events (such as a mouse click) with different actions such as setting data point values, showing panels or changing attributes.
  - ScriptWizard
    Simple wizard for creating graphical user interfaces for users without prior programming knowledge.
  - Version control, basics
  - Style Sheets, basics
  - Standard Symbols (STD_Symbols)
    Symbol library consisting of graphics objects for the quick display and design of system diagrams.
  - Expandability of GEDI
  - Simple Symbols, basics
    The "Simple Symbols" functionality is used to simply assign corresponding symbols to data point types and increase the working comfort when working with different symbols.
  - Layout management
    Layouts change the size and position of objects according to parameters previously defined in the GEDI.
  - Object-Oriented Panel References
    Reusable objects built with the GEDI tools. Insert them within an existing panel to provide a graphical element.
- System Management
  The System Management is the central administrative unit for WinCC OA Systems.
- Wizard Framework
  Used for easy creation of wizards in a uniform layout style. The key elements "Navigation Bar" and "Bottom Bar" can be customized to fit the needs of the custom wizard.
- XML Panel Format
  The XML (Extensible Markup Language) panel format allows creating WinCC OA panels.
- Simple Symbols, basics
  The "Simple Symbols" functionality is used to simply assign corresponding symbols to data point types and increase the working comfort when working with different symbols.
- ScriptWizard
  Simple wizard for creating graphical user interfaces for users without prior programming knowledge.
- Panel topology/Group alert facility
  Tree structure for process panels with integrated group alert system
- Object-Oriented Panel References
  Reusable objects built with the GEDI tools. Insert them within an existing panel to provide a graphical element.
- Multilingual Projects
  WinCC OA is designed to provide both Native Language Support and Multi Language Support.
- Translator
  The WinCC OA Translator functionality supports you in creating and maintaining multilingual projects. It offers a convenient interface for translation of reusable terms.
- Layout management
  Layouts change the size and position of objects according to parameters previously defined in the GEDI.
- Generic Dialog Framework
  The Generic Dialog Framework is an easy way to generate your own dialogs by adjusting a set of prefabricated panels.
- Simple Configuration
  Simple configuration windows and panels support you in combining events (such as a mouse click) with different actions such as setting data point values, showing panels or changing attributes.
Data Management
Classify, structure and archive your data.
Business Logic / Control
Endless possibilities in data processing for your projects.
Data Visualization
User interfaces, Trends and Reports for every purpose and device.
Southbound Interfaces
The process connection to the actual machines/sensors.
Northbound Interfaces
Your portal to the cloud or supervising systems.
Web Connectivity / Network Interfaces
Data exchange, APIs and web technologies
User Management
All about authorization, authentication and login-customization.
Availability
How to get your system uptime to the maximum.
Reporting
Create state of the art project reports without limits.
Addons
Useful tools and enhancements for special demands.
Reference Tables
Detailed and extensive content for special project adaptation.
Videos & Tutorials
Explore the capabilities of WinCC OA with our carefully selected collection of video tutorials and guides.
WinCC OA Documentation
Basic information about terms and functions within the documentation.
Disclaimer
A brief clarification of liability exclusions or legal notices.

WebView EWO


Available functions	Description
"back"	Loads the previous URL in the history list.
execJsFunction()	Calls a JavaScript function from within CTRL with multiple separate parameters.
execJsFunctionDyn()	Calls a JavaScript function from within CTRL with passing the parameters as a list.
"forward"	Loads the next URL in the history list.
"ignoreSslErrors"	Ignores the specified SSL errors
"linkDelegationPolicy"	Controls the behaviour when a link is clicked.
"load"	Loads the specified website.
"loadSnippet"	Loads an HTML page.
msgToJs()	Sends a message to JavaScript interface
"persistentCookies"	Controls the cookie storage.
"reload"	Reloads the current page.
"setAttribute"	Allows you to enable or disable several options.
"stop"	Stops the loading of the current page.