LogoFragment.java

/*
 Swisscom Safe Connect
 Copyright (C) 2014 Swisscom

 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation, either version 3 of the License, or
 (at your option) any later version.

 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.

 You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/
package com.swisscom.safeconnect.fragment;

import android.content.res.Configuration;
import android.graphics.Rect;
import android.support.v4.app.Fragment;
import android.view.View;
import android.view.ViewTreeObserver;
import android.widget.ImageView;

import com.swisscom.safeconnect.R;

/**
 * Created by vadim on 25.09.14.
 */
public abstract class LogoFragment extends Fragment {
    protected ImageView imgLogo;

    protected void adjustLogoOnKeyboardShow(final View v) {
        final int tablet = (getResources().getBoolean(R.bool.isTablet) ? 1 : 0);
        v.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
            @Override
            public void onGlobalLayout() {
                Rect r = new Rect();
                v.getWindowVisibleDisplayFrame(r);
                int heightDiff = v.getRootView().getHeight() - (r.bottom - r.top);
                // keyboard detection
                if (heightDiff > 100) {
                    int orientation = getActivity().getResources().getConfiguration().orientation;
                    // Remove logo tablet landscape and phone portrait
                    if ((getActivity() != null && orientation == Configuration.ORIENTATION_LANDSCAPE) ||
                            (tablet == 0 && orientation == Configuration.ORIENTATION_PORTRAIT)) {
                        if (imgLogo != null) {
                            imgLogo.setVisibility(View.GONE);
                        }
                    }
                } else {
                    if(imgLogo!=null) {
                        imgLogo.setVisibility(View.VISIBLE);
                    }
                }
            }
        });
    }
}