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package com.example.lcom53.picassotest;
import android.app.Activity;
import android.graphics.Bitmap;
import android.graphics.drawable.Drawable;
import android.media.Image;
import android.os.Environment;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
package com.timehop.stickyheadersrecyclerview;
import android.graphics.Canvas;
import android.graphics.Rect;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.util.Log;
import android.util.SparseArray;
import android.view.View;
CoordinatorLayout.LayoutParams params = (CoordinatorLayout.LayoutParams) appbar.getLayoutParams();
AppBarLayout.Behavior behavior = (AppBarLayout.Behavior) params.getBehavior();
if (behavior != null) {
behavior.onNestedFling(cordinateLayoutMain, appbar, imgv_user_photo, 0, 100, true);
}
<?xml version="1.0" encoding="utf-8"?>
<android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:custom="http://schemas.android.com/tools"
android:id="@+id/cordinateLayoutMain"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@color/background"
android:fitsSystemWindows="true">