Button Group

This post is referring to Vahana 2 (beta version). To check the document for production, please go to vDesigner-v1.0

The “Button Group” element is a collection of multiple toggle buttons. In the application, you can use the “Button Group” element when you want the user to select a specific value or a state. In an application, “Button Group” is used to display or specify different values, states, or modes.

In the “Button Group” element, a button specifies a specific value, state, or mode.

Usage

When to Use
Use the “Group of Buttons” element when:
–> The user needs to select a specific value or a state
–> The application has multiple color-based themes that the user can select desirably.

–> The user needs to switch between two or multiple states..

Button Group Configuration

On the “Button Group” element, you can perform the following types of configuration:

  • UI Configuration
  • Data Configuration
  • Security Configuration
  • Event Configuration

UI Configuration

For the “Button Group” element, you can configure the followning properties:

TabProperty NameDescriptionMandatoryNew Default ValueVisibility Rules
BasicReference NameSpecifies a unique name of the element. At the application level, an element is identified and managed by the reference name.YesButtonGroup_
XXXXX
BasicCaptionIn this box, enter the title (caption) of the element.NoButton Group
BasicDefault Selected IndexIn this box, enter the button’s sequence number (For example:- 1, 2, or 3). Based on the button’s sequence number, the application will display the button selected by default.Yes1
BasicInput SourceThis property allows you to configure the source location for the following purposes:
a) Fetching data from the source and the display it on the element.
b) Storing data in the source.


You can click one of the following tabs to configure the input source:
1) Data Store:-
If you select this tab, the Input Value box appears. In the Input Value box, select an entity based array type JSON object. After you select an array type JSON object, the application will access the object and then perform one of the following functions:
a) Fetches data from the object and displays it in the element
b) Stores data in the object


2) Enumeration:-
If you select this tab, a Select Master list appears. Click the Select Master list, and then it displays a list of “enum” objects from the Data Modeler. In the list, select an enum object. After you select an enum object, the application will perform one of the following functions:
–> Fetch data from the enum and then display it in the element
–> Store data in the enum


Note:- To use the enum object, you need to define enum in the Data Modeler.
YesData Store
BasicInput ValueClick in this box and then select an array type object. After you select the object, the application will perform one of the following functions:
–> Fetch data from the object and then display it in the element.
–> Store data in the object.
YesIf “Input
Source”
= “Data Store”
BasicVisibleIf you click to select this check box, the button group element becomes visible on the screen.NoSelected
BasicBusiness RuleClick this list and then select a pre-defined business rule that will determine the element’s visibility. If the user’s action satisfies the condition in the business rule, the application will display or hide the element.

To define the business rule, access the Business Rule Manager module.
No
Basic EnableIf you click to select this check box, the button group element becomes active on the screen. You can perform the function on the active element.NoSelected
BasicBusiness RuleClick this list and then select a business rule to make the element active or inactive. If the user’s action satisfies the condition in the business rule, the application will make the element active or inactive in the application.

To define the business rule, access the Business Rule Manager module.
No
BasicParent Element IDIn this list, you can select the ID of an element. Based on the selected ID of an element, the current element will display the list of values.
To select the element ID:
i. Click in this box, and it displays the list of the pre-defined functions, attributes, and element IDs.
ii. In the list, select an element’s ID.
No{{fx}}
BasicDefault ValueThis property allows you to define the default value of an element.

To define the default value:
–> Click in this box, and it displays the list of the pre-define functions, attributes, and element IDs.
–> In the list, select an attribute from which the application will fetch the default value and then display it in the element.
UI PropertiesStylesAllows you to select a specific style for the element from the list of pre-defined styles. The vDesigner module offers pre-defined styles that you can apply to the element. This property provides the following pre-defined styles:
–> Primary
–> Info
–> Warning
–> Success
–> Danger
–> Secondary
NoPrimary
UI Properties- Alignment & SpacingMarginAllows you to define a margin around each side of the element. It provides four different boxes to define the margin outside the right, left, top, and bottom borders of the element.NoTheme Variable (Margin)
UI Properties- Alignment & SpacingElement’s AllignmentThis property contains three tabs. You can use these tabs as follows:
1. Left:- By default, this tab is selected. It aligns the element to the left of the page.
2. Center:- If you select this tab, it aligns the element at the center of the page.
3. Right:- If you select this tab, it aligns the element to the right of the page.
No
UI Properties-CaptionFontAllows you to define the font of the caption.NoOpen Sans
UI Properties-CaptionSizeIn this box, enter the caption’s character’s size in pixel unit.No12
UI Properties-CaptionColorAllows you to define the caption’s font color. To define the color:
–> In the Color box, click the left color box (), and a color canvas open.
–> On the canvas, on the horizontal bar, move the circle to select the color.
–> In the upper section, move the circle to select the tone of the color.
No#6F6F6F
UI Properties-CaptionBoldIn this box, enter the thickness of the caption’s character.No4
UI Properties-CaptionStyleAllows you to define the following styles for caption:
–> Normal
–> Italic
NoNormal
UI Properties-OptionFontAllows you to define the font of the button’s option. The button’s option specifies the text that a button displays in the button group element.NoOpen Sans
UI Properties-OptionSizeIn this box, enter the option text’s size in pixel unit.No12
UI Properties-OptionBoldIn this box, enter the thickness of the option text.No4
UI Properties- Shape & DecorationTypeUnder the Shape and Decoration section, this property has the two following options:

Autofill:- If you select this option, the element will occupy the available space of the parent layout.

Manual:- If you select this option, you can define a specific size of the element.
NoAutofill
UI Properties- Shape & DecorationWidth ValueIn this box, enter the width of the element in the pixel unit or percentage unit.No
UI Properties- Shape & DecorationHeight ValueIn this box, enter the height of the element in the pixel unit.No
UI Properties- Shape & DecorationXAllows you to move the element along the X-axis; when the value increases, the element moves from left to right.NoCurrent X
axis co-ordinates (Inactive state)
UI Properties- Shape & DecorationYAllows you to move the element along the Y-axis; when the value increases, the element moves from top to bottom.NoCurrent Y
axis co-ordinates (Inactive state)
UI Properties- Shape & DecorationSelect Border ColorAllows you to define the selected element’s border color. To define the border’s color:
–> In the Select Border Color box, click the left color box (), and a color canvas open.
–> On the canvas, on the horizontal bar, move the circle to select the color.
–> In the upper section, move the circle to select the tone of the color.
No#0F61FE
UI Properties- Shape & DecorationUnselect Border ColorAllows you to define the unselected element’s border color. To define the border’s color:
–> In the Unselect Border Color box, click the left color box (), and a color canvas open.
–> On the canvas, on the horizontal bar, move the circle to select the color.
–> In the upper section, move the circle to select the tone of the color.
No#0F61FE
UI Properties- Shape & DecorationSelect Background ColorAllows you to define the selected element’s background color. To define the background color:
–> In the Select Background Color box, click the left color box (), and a color canvas open.
–> On the canvas, on the horizontal bar, move the circle to select the color.
–> In the upper section, move the circle to select the tone of the color.
No#0F61FE
UI Properties- Shape & DecorationUnselect Background ColorAllows you to define the unselected element’s background color. To define the background color:
–> In the Unselect Background Color box, click the left color box (), and a color canvas open.
–> On the canvas, on the horizontal bar, move the circle to select the color.
–> In the upper section, move the circle to select the tone of the color.
No#FFFFFF
UI Properties- Shape & DecorationSelect Text ColorAllows you to define the selected element’s text color. To define the text’s color:
–> In the Select Text Color box, click the left color box (), and a color canvas open.
–> On the canvas, on the horizontal bar, move the circle to select the color.
–> In the upper section, move the circle to select the tone of the color.
No#FFFFFF
UI Properties- Shape & DecorationUnselect Text ColorAllows you to define the unselected element’s text color. To define the text’s color:
–> In the Unselect Text Color box, click the left color box (), and a color canvas open.
–> On the canvas, on the horizontal bar, move the circle to select the color.
–> In the upper section, move the circle to select the tone of the color.
No#0F61FE
UI Properties- Shape & DecorationOpacityOpacity is the degree to which content behind an element is hidden, and is the opposite of transparency.

While configuring the color, you can also configure the opacity in the percentage unit.
No100 %
Data
Properties
Entity PathThis property allows you to map an attribute to the element. You define the JSON based attributes in the entity in the Data Modeler module.

To define the entity path:
–> Click in the Entity Path box, and a list expands.
–> The list displays several attributes from the entity.
–> In the list, select an attribute to map it to the element.

After the user performs the function on the element, the application can perform the following functions:
a. Fetches data from the attribute and then displays it in the element.
b. Stores data in the attribute.
No
Security
Properties-
Masking
RegexIn this box, enter a regular expression. The application validates the values of the buttons by using the regular expression. If the application successfully validates the values, it displays them on the buttons in the button group element. No
Security
Properties-
Masking
Data Masking This property allows you to mask the data. After you click the Data Masking check box, the following boxes appear:
1. Masking Type
2. N
3. Masking Symbol
NoClear Check box
Security Properties-BasicMasking TypeClick this list to select one of the following options:
1. From Start
This option masks a specified number of characters (for example:- **ample123) from the left.

2. From End
This option masks a specified number of characters (for example:- Example1**) from the right.

3. From Start & End
This option masks specified numbers of characters (for example:- **ample***) from the left and right of the string.

4. Except Start
This option masks all characters except a specified number of characters (for example:- Ex********) from the left.

5. Except End
This option masks all characters except a specified number of characters (for example:- ********23) from the right.

6. Except Start & End
This option masks all characters except specified numbers of characters (for example:- Ex*****123) from the left and right.

7. All Alphabets
This option masks all alphabets (for example:- *******123) in the string.

8. All Numbers
This option masks all numbers (for example:- Example***) in the string.

9. All
This option masks all characters in the string.
NoFrom StartIf Data Masking check box is selected
Security Properties-BasicNThis box comes into view after you click the Data Masking check box.

In this box, enter a numeric value that specifies the number of characters that are masked from right or left in the string.

For example:- If you select From Start in the Masking Type list and then enter 4 in the N box, the data masking property masks four characters from the left.

If you select From End in the Masking Type list and then enter 4 in the N box, the data masking property masks four characters from the right.
No
If Data Masking check box is selected
Security Properties-BasicMThis box comes into view after you select From Start & End in the Masking Type list.

In the M box, enter a numeric value that specifies the number of characters that the Data Masking feature masks from the right of the string.

For example:- If you enter 4 in the M box, the data masking property masks four characters from the right.
YesIf Masking Type = From Start & End
Masking SymbolClick this list and then select one of the following characters that you can use as a masking symbol or character:
1. *
2. &
3. %
4. $
5. #
6. @
7. x
8. –
9. +
NoIf Data Masking check box is selected

Event Configuration

On the “Button Group” element, you can configure the following event:

  • onSelect
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