Merge "Only use system gesture insets for exclusion rects with root ime view" into rvc-qpr-dev

import android.view.Window;

import android.view.WindowInsets;

import android.view.WindowInsets.Side;

import android.view.WindowInsets.Type;

import android.view.WindowManager;

import android.view.animation.AnimationUtils;

import android.view.inputmethod.CompletionInfo;

import java.io.PrintWriter;

import java.lang.annotation.Retention;

import java.lang.annotation.RetentionPolicy;

import java.util.Collections;

import java.util.ArrayList;

/**

 * InputMethodService provides a standard implementation of an InputMethod,

    /** Set region of the keyboard to be avoided from back gesture */

    private void setImeExclusionRect(int visibleTopInsets) {

        View inputFrameRootView = mInputFrame.getRootView();

        Rect r = new Rect(0, visibleTopInsets, inputFrameRootView.getWidth(),

                inputFrameRootView.getHeight());

        inputFrameRootView.setSystemGestureExclusionRects(Collections.singletonList(r));

        View rootView = mInputFrame.getRootView();

        android.graphics.Insets systemGesture =

                rootView.getRootWindowInsets().getInsetsIgnoringVisibility(Type.systemGestures());

        ArrayList<Rect> exclusionRects = new ArrayList<>();

        exclusionRects.add(new Rect(0,

                visibleTopInsets,

                systemGesture.left,

                rootView.getHeight()));

        exclusionRects.add(new Rect(rootView.getWidth() - systemGesture.right,

                visibleTopInsets,

                rootView.getWidth(),

                rootView.getHeight()));

        rootView.setSystemGestureExclusionRects(exclusionRects);

    }

    /**