hasegg.blogg.se - Android studio spinner text size

But there is no textSize attribute so idk what to do. I have made a drop-down menu and want it to be bigger.

onItemSelected: this method called when item selection is changed.Hi, I am very new to app development so bear with me.

Set spinner_dropdown_layout as a DropDownViewResource for custom drop down items.Īttach the adapter to Spinner and setOnItemSelectedListener to Spinner:įor handle the item selection you’ll need to attach onItemSelectedListener to the spinner and implement it’s two methods.

layout for the spinner selected item: your custom layout for spinner selected item.

list: here your list from the string.xml.

It attaches list data into the spinner and creates a dropdown list of that data.do this is when the view is created in the onCreate() method.Īdapter from the resource(ArrayList ) take 3 parameters, Copy the following values in the spinner_dropdown_layout.xml file.Ĭreate the spinner adapter: Adapter is used as a bridge in the spinner.

Copy the following values in the color_spinner_layout.xml file:Ĭreate a layout for the item of the dropdown list: create new layout file name spinner_dropdown_layout.xml with TextView as a root element. Copy the following values in the strings.xml file:Ĭreate a layout for the selected item of the spinner: create new layout file name color_spinner_layout.xml with CheckedTextView as a root element. The following shows a simple array called spinner_items. Attach the adapter to Spinner and setOnItemSelectedListener to Spinner.Ĭreate a Spinner element in your XML layout: write the following code in your XML file.Ĭreate ArrayList for the spinner: you’ll need data to display into the spinner as a dropdown list so for that you’ll need to create ArrayList for the spinner.Create the spinner adapter using the Spinner Adapter class and set the CheckedTextView layout as a spinner layout and TextView for the item of the dropdown list.

Create a layout for the item of the dropdown list.Create a layout for the selected item of the spinner.Create a Spinner element in your XML layout.Follow these steps to change the color of the spinner.