You can use the GlobalKey to obtain the RenderBox from which you can get the size and offset position information . First, you need to assign a GlobalKey to the widget. If you’ve assigned the GlobalKey to the widget, you can get the currentContext property of the key and call the findRenderObject() method.
Read moreHow do you get widgets on Flutter?
To locate widgets in a test environment, use the Finder classes.
Read moreWhat is widget type in Flutter?
There are broadly two types of widgets in Flutter. State-full Widgets and Stateless Widgets . The names are self-explanatory. State-full Widgets are sensitive to what happens within its boundaries and gets rebuilt when a state change is detected.
Read moreHow do you create a dynamic list in flutter?
Create Dynamic ListView using ListView. builder() And you would not know the number of elements in the list beforehand. In such scenarios, you can use ListView. builder() constructor of ListView class to create a dynamic list of widgets in ListView widget.
Read moreWhat is itemCount flutter?
int itemCount. The number of items in the list . It must be a non-negative integer. When zero, nothing is displayed and the widget occupies no space.
Read moreHow do you create a list in flutter?
Dart/Flutter initialize List with values
Read moreHow do I create a widget list in flutter?
Convert the data source into a list of widgets.
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