Create a new empty project with empty activity.
Copy (./res/layout-visualization/visualization_layout.xml) and (./res/layout-visualization/another_layout) to app/res/layout folder in the Studio project.
Open app/res/visualization_layout.xml file
Open Visualization(multi preview) Window by clicking Visualization tab on the right sidebar of Studio. Then observe the Visualization Window is opened. For example:
Try to scroll down the window and observe there are more previews.
Try to resize Visualization Window. See
Durning resizing, observe the layout of previews are changed. For example: Note that the screenshots here are just examples. The content / order may be different on different computers or displays. Just check the order of previews are changed when Visualization window become larger.
Click “+” buttom on the right-bottom side widget. Observe the preview sizes become larger. For example:
Click “-” buttom on the right-bottom side widget. Observe the preview sizes become smaller.
Click “1:1” button on the right-bottom side widget. Observe the preview sizes become very big. For example:
Click “zoom-to-fit” (shown as a rectangle with “「” and “」”) button on the right-bottom side widget. Observe the preview sizes become small as default size. For example:
Scale Visualization window smaller, then open app/res/another_layout.xml file. Observe the previews in Visualization window are changed. For example: Note that the sizes/orders of previews may be different than the example, just check if previews are changed after opening app/res/another_layout.xml