多屏安卓应用（手机和平板）

Question

I have to develop the attached screen for phones,7'' tablet and 10'' tablet.

Please tell me the following things.

1.what should be size of background image(in pixels) for phone?

2.In which drawable folder i have to keep the background images for phone?

3.what should be size of background image(in pixels) for 7'' tablet

4.In which drawable folder i have to keep the background image for 7'' tablet?

5.what should be size of background image(in pixels) for 10'' tablet?

6.In which drawable folder i have to keep the background image(in pixels) for 7'' tablet?

since there is same layout(final output same) for phone ,7'' tablet and 10'' tablet so i am using the one single layout file(activity_main.xml) which is kept inside layout folder if i also need to make change here then please suggest.

Answer 1

Use size qualifiers to support multiple devices

For your layouts
For phone layout-sw320dp
For 7 inch tablet layout-sw600dp
For 10 inch tablet layout-sw720dp

For your images
For phone drawable-sw320dp
For 7 inch tablet drawable-sw600dp
For 10 inch tablet drawable-sw720dp

For your string,dimen,theme etc
For phone values-sw320dp
For 7 inch tablet values-sw600dp
For 10 inch tablet values-sw720dp