CONTROL
- Introduction to CTRL
  An introduction to the product's own programming language Control(CTRL).
- CONTROL Classes
- Types of Control Functions
  An overview of the types of functions distinguished within Control.
- Control graphics
  - Graphics objects
  - Attributes of graphics objects
  - Arc
  - AttentionEffect EWO functions
  - Bar trend
  - BarChart3D EWO
  - Button
  - Calendar
  - Cascade
    - "acceptDrops"
      Specifies whether drop events are enabled for this object.
    - "enableItemId"
      Enables or disables a cascade option.
    - "firstChild"
      The attribute "firstChild returns the Child ID and type for the specified item (item ID) of a cascade.
    - "font"
      Sets the font of an object.
    - "hotKeyItemId"
      Sets a hotkey for an item of a cascade.
    - "insertItemId"
      Inserts a new item at runtime.
    - "moveItemId";
      The function "moveItemId"; changes the place of an item in the cascade.
    - "nextSibling";
      Returns the ID and type of the sibling (the next element on the same level as the defined item (itemID).
    - "removeItem"
      Deletes the specified entry.
    - "text"
      Sets the header text for a cascade.
    - "textItemId"
      Sets the text for a specific item of a cascade.
    - "updatesEnabled"
      This attribute specifies whether updates of a widget (for example, a textEdit, slider, progress bar, zoom navigator, LCD number or thumb wheel) have been enabled.
  - Chart.ewo
  - Checkbox
  - Clock
  - Combobox
  - DateTimeEdit EWO functions
  - DialGauge EWO
  - DoubleSpinbox EWO
  - DpTreeView
  - DpTypeView
  - Embedded module
  - Frame
  - GIS Viewer EWO
    WinCC OA GIS Viewer provides the cartographic representation of objects in WinCC OA. This new feature provides numerous advantages, particularly in geographical distributed systems, like in Water, Traffic, Oil & Gas or Energy.
  - Label Functions
  - Layoutgroup functions
  - LCD number
  - Maps Widget - Properties and Functions
  - Panel functions
  - PDF Viewer EWO
  - PictureFlow EWO functions
  - Pipe
  - Polyline
  - Primitive text
  - Progress bar
  - Radio box
  - Rectangle
  - Reference Functions
  - Scheduler.ewo
  - Selection list
  - Slider
  - Spin button
  - Splitter
  - Tab
  - Table
    The available functions of the Table object.
  - TextEdit
  - Text field
  - Thumb wheel
  - ToggleSwitch EWO
  - Tree widget
  - Trend Functions
  - WebView EWO
    All events and functions, specifically available for the WebView EWO.
  - Zoom Navigator
    Functions available for the Zoom Navigator widget.
- CONTROL Functions
- CTRL Debugger
  With the CTRL Debugger you can debug the programming language Control.
- CtrlExtension
  The CtrlExtension allows the addition of custom C++ code.

"removeItem"

Deletes the specified entry.

Synopsis

shape.removeItem(string Id);

Parameters


Parameter	Description
shape	Name of the object
id	The id of the item.

Description

The item with the specified id is deleted from the cascade/tree widget.

If you use an empty string, all entries will be deleted.

Assignment

Cascade