Spinner (List Options box) & Autocompletetextview (auto-complete text box)
I. List option box Core properties
Android:dropdownhorizontaloffset set the horizontal offset distance of the list box
Android:dropdownverticaloffset to set the horizontal vertical distance of a list box
Android:dropdownselector setting list is selected when background
Android:dropdownwidth Setting the width of a drop-down list box
Android:gravity sets the way in which components are inside
Android:popupbackground setting the background of a list box
Android:spinnermode set the mode of the list box, there are two optional Values: dialog (dialog-style window), dropdown (the window of the drop-down menu)
Android:prompt: A ToolTip that sets the list box mode of the dialog box, which is the title
Android:entries items that use the array resource settings drop-down list
Second, automatically complete the text box commonly used properties
Android:completionhint: Set the tip title in the drop-down menu
Android:completionhintview: Show drop-down menu in the definition prompt view
Android:completionthreshold: Specifies how many characters a user input will only display a prompt
Android:dropdownanchor sets the anchor component for the drop-down menu, and if no attribute is specified, the TextView is used as the anchor component for positioning
Android:dropdownheight: Setting the height of the drop-down menu
Android:dropdownwidth: Setting the height of the drop-down menu
ANDROID:DROPDOWNHORIZONTALOFFSET Specifies the horizontal spacing between the drop-down menu and the text
Android:dropdownverticaloffset: Specify vertical spacing between drop-down menus and text
Android:dropdownselector: Setting the Click Effect of the drop-down menu
Android:popupbackground: Setting the background of the drop-down menu
Adapter-related controls in Android----Spinner&autocompletetextview