why Keyboard lift tabhost to top?

I 开发者_如何学运维have set a tabhost in the bottom of screen,on the top of screen is a edittext,when i click the editext,the screen keyboard jump up,and lift tabhost to the middle of the screen.i just want tabhost keeps in the bottom,even though keyboayd diaplay.

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For all facing this problem,

android:windowSoftInputMode="adjustPan|adjustResize"

check this link: SoftKeyboard problem with Tabhost on bottom of screen

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Add this attribute of activity tag in your AndroidManifest file for TabActivityClass

android:windowSoftInputMode="adjustPan"