Java tutorial
/* * Copyright (C) 2014 Vincent Mi * * 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. */ package com.sino.conerimageview; import android.os.Bundle; import android.support.v4.app.Fragment; import android.support.v4.app.FragmentActivity; import android.util.Log; import android.view.View; import android.widget.AdapterView; import android.widget.ArrayAdapter; import android.widget.Spinner; public class ExampleActivity extends FragmentActivity implements AdapterView.OnItemSelectedListener { private String TAG = ExampleActivity.class.getSimpleName(); @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.example_activity); // Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar); Spinner navSpinner = (Spinner) findViewById(R.id.spinner_nav); navSpinner.setAdapter(ArrayAdapter.createFromResource(navSpinner.getContext(), R.array.action_list, android.R.layout.simple_spinner_dropdown_item)); navSpinner.setOnItemSelectedListener(this); if (savedInstanceState == null) { navSpinner.setSelection(0); } } @Override public void onItemSelected(AdapterView<?> parent, View view, int position, long id) { Fragment newFragment; switch (position) { default: case 0: // bitmap newFragment = RoundedFragment.getInstance(RoundedFragment.ExampleType.DEFAULT); break; case 1: // oval newFragment = RoundedFragment.getInstance(RoundedFragment.ExampleType.OVAL); break; case 2: // select newFragment = RoundedFragment.getInstance(RoundedFragment.ExampleType.SELECT_CORNERS); break; case 3: // picasso newFragment = new PicassoFragment(); break; case 4: // color newFragment = new ColorFragment(); break; } getSupportFragmentManager().beginTransaction().replace(R.id.fragment_container, newFragment).commit(); } @Override public void onNothingSelected(AdapterView<?> parent) { Log.d(TAG, "onNothingSelected"); } }