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  • Opacity of Action Bar
  • Limit: types of controls
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Stored procedures
..Opacity is used to find out and define the percentage of opacity for a window or for the controls found in a window or in a page. This gives you the ability to make a window transparent (or a control found in a window or in a page).
Notes:
  • For a Color variable, the opacity value is not included between 0 and 100 but between 0 and 255.
Versions 21 and later
iPhone/iPad This property is now available for the iPhone/iPad applications.
Android This property is now available for the Android applications.
Universal Windows 10 App This property is now available in Universal Windows 10 App mode.
New in version 21
iPhone/iPad This property is now available for the iPhone/iPad applications.
Android This property is now available for the Android applications.
Universal Windows 10 App This property is now available in Universal Windows 10 App mode.
iPhone/iPad This property is now available for the iPhone/iPad applications.
Android This property is now available for the Android applications.
Universal Windows 10 App This property is now available in Universal Windows 10 App mode.
Example
Syntax

Finding out the percentage of opacity applied to a window or to a control (found in a window or in a page) Hide the details

<Percentage of Opacity> = <Element Name>..Opacity
<Percentage of Opacity>: Integer
Percentage of opacity for the specified element (window or control). This percentage is included between 0 (invisible window) and 100 (opaque window).
<Element Name>: Character string (with or without quotes)
Name of element to use:
  • Name of window,
    iPhone/iPad Not supported.
  • Name of control,
  • Versions 20 and later
    AndroidiPhone/iPad Name of group of controls.
    New in version 20
    AndroidiPhone/iPad Name of group of controls.
    AndroidiPhone/iPad Name of group of controls.

Modifying the percentage of opacity applied to a window or to a control (found in a window or in a page) Hide the details

<Element Name>..Opacity = <Percentage of Opacity>
<Element Name>: Character string (with or without quotes)
Name of element to use:
  • Name of window,
    iPhone/iPad Not supported.
  • Name of control,
  • Versions 20 and later
    AndroidiPhone/iPad Name of group of controls.
    New in version 20
    AndroidiPhone/iPad Name of group of controls.
    AndroidiPhone/iPad Name of group of controls.
<Percentage of Opacity>: Integer
New percentage of opacity that will be applied to the specified element (window or control). This percentage is included between 0 (invisible window) and 100 (opaque window).
Remarks
AndroidiPhone/iPad
Versions 21 and later

Opacity of Action Bar

To manage the opacity of the Action Bar:
  1. Display the description window of the Action Bar control.
  2. In the "Details" tab:
    • Check "Make the bar background transparent".
    • Specify which bars are taken into account: "Action Bar" or "Action Bar and system bar".
  3. Validate.
  4. The Action Bar is transparent. The opacity of the Action Bar can be modified with ..Opacity.
See Describing the Action Bar control for more details.
New in version 21

Opacity of Action Bar

To manage the opacity of the Action Bar:
  1. Display the description window of the Action Bar control.
  2. In the "Details" tab:
    • Check "Make the bar background transparent".
    • Specify which bars are taken into account: "Action Bar" or "Action Bar and system bar".
  3. Validate.
  4. The Action Bar is transparent. The opacity of the Action Bar can be modified with ..Opacity.
See Describing the Action Bar control for more details.

Opacity of Action Bar

To manage the opacity of the Action Bar:
  1. Display the description window of the Action Bar control.
  2. In the "Details" tab:
    • Check "Make the bar background transparent".
    • Specify which bars are taken into account: "Action Bar" or "Action Bar and system bar".
  3. Validate.
  4. The Action Bar is transparent. The opacity of the Action Bar can be modified with ..Opacity.
See Describing the Action Bar control for more details.
AndroidiPhone/iPad

Limit: types of controls

..Opacity is available for the following controls:
  • Edit control,
  • Static,
  • Button,
  • Check box,
  • Radio button,
  • List box, combo box,
  • Image,
  • Table cell (in read-only),
  • TreeView,
  • Supercontrol,
  • Versions 20 and later
    Android Group of controls.
    New in version 20
    Android Group of controls.
    Android Group of controls.
  • Versions 21 and later
    AndroidiPhone/iPad Action Bar control.
    New in version 21
    AndroidiPhone/iPad Action Bar control.
    AndroidiPhone/iPad Action Bar control.
Related Examples:
Opacity property Unit examples (WEBDEV): Opacity property
[ + ] This example presents the use of the..Opacity property by programming on a cell.
The cell contains a virtual keyboard used to enter a password.
Transparency on the controls Unit examples (WINDEV): Transparency on the controls
[ + ] Using the transparency on controls.
Transparency on a window Unit examples (WINDEV): Transparency on a window
[ + ] Using the transparency of windows
WD Magnifier Complete examples (WINDEV): WD Magnifier
[ + ] This example enables you to zoom part of the screen with a magnifier.
The maximum zoom value is set to 8.
Summary of the example supplied with WINDEV:
The WLanguge function named dCopyBlt() and the WLanguage property named ..Opacity allow you to perform a capture of the Windows desktop at the location of a window without this window appearing in the screen shot.
This example uses this tip to zoom the part of the screen found below the magnifier.
Minimum required version
  • Version 9
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