| expanded |
boolean |
If the parent is a Row or Column, this flag will stretch this widget in the appropriate direction. (e.g. stretch horizontally for parent of type Row) |
| visible |
boolean |
Toggle a widget visibility on/off. Note that an invisible widget will not occupy UI space, unless the visibilityTransitionDuration is specified. |
| opacity |
double |
Adjusts the opacity of the widget. Values range from 0 (fully transparent) to 1 (opaque). Default is 1. |
| elevation |
integer |
The z-coordinate at which to place this material relative to its parent. A non-zero value will show a shadow, with its size relative to the elevation value. Minimum value: 0, Maximum value: 24 |
| elevationShadowColor |
integer or string |
The shadow color for the elevation, which can be represented in different formats. It can be specified as a number, a predefined color name, or a hexadecimal value starting with '0x'. transparent black blue white red grey teal amber pink purple yellow green brown cyan indigo lime orange |
| elevationBorderRadius |
string or integer |
The border radius of the widget.This can be specified using CSS-like notation with 1 to 4 integers. Minimum value: 0. |
| alignment |
string |
The alignment of the widget relative to its parent topLeft, topCenter, topRight, centerLeft, center, centerRight, bottomLeft, bottomCenter, bottomRight. |
| borderRadius |
string or integer |
The border radius of the widget.This can be specified using CSS-like notation with 1 to 4 integers. Minimum value: 0. |
| borderColor |
integer or string |
Sets the border color, starting with '0xFF' for full opacity. transparent black blue white red grey teal amber pink purple yellow green brown cyan indigo lime orange |
| borderWidth |
integer |
Thickness of the border. Minimum value should be 0. |
| shadowColor |
integer or string |
Sets the box shadow color starting with '0xFF' for full opacity. transparent black blue white red grey teal amber pink purple yellow green brown cyan indigo lime orange |
| shadowOffset |
array |
The values in array define the horizontal and vertical offset of the shadow. Example: if the shadowOffset is set to [2, 4], the shadow will be offset by 2 pixels horizontally and 4 pixels vertically from its original position. |
| shadowRadius |
string or integer |
The border radius of the widget.This can be specified using CSS-like notation with 1 to 4 integers. Minimum value: 0. |
| shadowStyle |
string |
The blur style to apply on the shadow normal, solid, outer, inner |
| stackPositionTop |
integer |
The distance of the child's top edge from the top of the stack. This is applicable only for Stack's children. |
| stackPositionBottom |
integer |
The distance that the child's bottom edge from the bottom of the stack. This is applicable only for Stack's children. |
| stackPositionLeft |
integer |
The distance that the child's left edge from the left of the stack. This is applicable only for Stack's children. |
| stackPositionRight |
integer |
The distance that the child's right edge from the right of the stack. This is applicable only for Stack's children. |
| captureWebPointer |
boolean |
Applicable for Web only. When overlaying widgets on top of certain HTML container (e.g. Maps), the mouse click is captured by the HTML container, causing issue interacting with the widget. Use this to capture and maintain the mouse pointer on your widget. |
| margin |
string or integer |
Margin with CSS-style notation |
| padding |
string or integer |
Padding with CSS-style value |
| backgroundImage |
object |
Background image of the box. see properties |
| backgroundGradient |
object |
Background gradient of the box see properties |
| backgroundColor |
integer or string |
Background color of the box. which can be represented in different formats. It can be specified as a number, a predefined color name, or a hexadecimal value starting with '0x'. transparent black blue white red grey teal amber pink purple yellow green brown cyan indigo lime orange |
| width |
integer |
The width property determines the horizontal size of an element, allowing control over its width dimension within the layout. |
| height |
integer |
The height property determines the vertical size of an element, allowing control over its height dimension within the layout. |
| fit |
string |
How to fit the image within our width/height or our parent (if dimension is not specified) fill, contain, cover, fitHeight, fitWidth, none, scaleDown |
| resizedWidth |
integer |
Images will be automatically resized (default to 800 width with no height set) before rendering. If you know the rough image width, set this number to be the same or a slightly larger width to optimize the loading time. To maintain the original aspect ratio, set either resizedWidth or resizedHeight, but not both. This setting is not supported on Web. |
| resizedHeight |
integer |
Images will be automatically resized (default to 800 width with no height set) before rendering. If you know the rough image height, set this number to be the same or a slightly larger height to optimize the loading time. To maintain the original aspect ratio, set either resizedWidth or resizedHeight, but not both. This setting is not supported on Web. |
| visibilityTransitionDuration |
integer |
Specify the duration in seconds when a widget animates between visible and not visible state. Note that setting this value will cause the widget to still occupy the UI space even when it is not visible. |
| placeholderColor |
integer or string |
The placeholder color while the image is loading transparent black blue white red grey teal amber pink purple yellow green brown cyan indigo lime orange |
| colorFilter |
object |
Applies color filter to the image. |