Java tutorial
package com.aphidmobile.flip.demo; import android.os.Bundle; import android.support.v4.app.Fragment; import android.support.v4.app.FragmentActivity; import android.support.v4.app.FragmentManager; import android.view.View; import android.widget.Button; import com.aphidmobile.flipview.demo.R; import com.aphidmobile.utils.UI; /* Copyright 2012 Aphid Mobile Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. */ public class FlipFragmentActivity extends FragmentActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.fragment_layout); Button button = UI.findViewById(this, R.id.toggle_button); button.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { FragmentManager fragmentManager = getSupportFragmentManager(); Fragment fragment = fragmentManager.findFragmentById(R.id.flip_text_view_fragment); if (fragment.isHidden()) { fragmentManager.beginTransaction().show(fragment).commit(); ((Button) v).setText(R.string.hide_fragment); } else { fragmentManager.beginTransaction().hide(fragment).commit(); ((Button) v).setText(R.string.show_fragment); } } }); } }