Java tutorial
package net.mustafaozcan.materialnavigation; /** * Copyright (C) 2015 Mustafa Ozcan * Created on 06 May 2015 (www.mustafaozcan.net) * * * 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. */ import android.content.res.Configuration; import android.os.Bundle; import android.support.v4.view.MenuItemCompat; import android.support.v4.view.ViewPager; import android.support.v4.widget.DrawerLayout; import android.support.v7.app.ActionBar; import android.support.v7.app.ActionBarDrawerToggle; import android.support.v7.app.AppCompatActivity; import android.support.v7.widget.SearchView; import android.support.v7.widget.Toolbar; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.widget.AdapterView; import android.widget.ArrayAdapter; import android.widget.LinearLayout; import android.widget.ListView; import android.widget.Toast; public class MainActivity extends AppCompatActivity { private ActionBarDrawerToggle mDrawerToggle; private DrawerLayout mDrawerLayout; private LinearLayout mDrawerPanel; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); setUpNavigationDrawer(); // Initial tab count setTabs(4); } private void setUpNavigationDrawer() { Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar); setSupportActionBar(toolbar); ActionBar actionBar = getSupportActionBar(); try { assert actionBar != null; actionBar.setDisplayHomeAsUpEnabled(true); actionBar.setHomeButtonEnabled(true); actionBar.setSubtitle(getString(R.string.subtitle)); actionBar.setDisplayShowTitleEnabled(true); } catch (Exception ignored) { } ListView mDrawerListView = (ListView) findViewById(R.id.navDrawerList); mDrawerPanel = (LinearLayout) findViewById(R.id.navDrawerPanel); mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout); //String mActivityTitle = getTitle().toString(); ArrayAdapter<String> mAdapter = new ArrayAdapter<>(this, android.R.layout.simple_list_item_1, getResources().getStringArray(R.array.menulist)); mDrawerListView.setAdapter(mAdapter); mDrawerListView.setOnItemClickListener(new AdapterView.OnItemClickListener() { @Override public void onItemClick(AdapterView<?> parent, View view, int position, long id) { setTabs(position + 1); mDrawerLayout.closeDrawer(mDrawerPanel); } }); mDrawerToggle = new ActionBarDrawerToggle(this, mDrawerLayout, R.string.drawer_open, R.string.drawer_close) { public void onDrawerOpened(View drawerView) { super.onDrawerOpened(drawerView); //getSupportActionBar().setTitle(getString(R.string.drawer_opened)); invalidateOptionsMenu(); } public void onDrawerClosed(View view) { super.onDrawerClosed(view); //getSupportActionBar().setTitle(mActivityTitle); invalidateOptionsMenu(); } }; mDrawerToggle.setDrawerIndicatorEnabled(true); mDrawerLayout.setDrawerListener(mDrawerToggle); } private void setTabs(int count) { ViewPager vpPager = (ViewPager) findViewById(R.id.vpPager); ContentFragmentAdapter adapterViewPager = new ContentFragmentAdapter(getSupportFragmentManager(), this, count); vpPager.setAdapter(adapterViewPager); SlidingTabLayout slidingTabLayout = (SlidingTabLayout) findViewById(R.id.sliding_tabs); slidingTabLayout.setTextColor(getResources().getColor(R.color.tab_text_color)); slidingTabLayout.setTextColorSelected(getResources().getColor(R.color.tab_text_color_selected)); slidingTabLayout.setDistributeEvenly(); slidingTabLayout.setViewPager(vpPager); slidingTabLayout.setTabSelected(0); // Change indicator color slidingTabLayout.setCustomTabColorizer(new SlidingTabLayout.TabColorizer() { @Override public int getIndicatorColor(int position) { return getResources().getColor(R.color.tab_indicator); } }); } @Override public void onBackPressed() { if (mDrawerLayout.isDrawerOpen(mDrawerPanel)) { mDrawerLayout.closeDrawer(mDrawerPanel); } else { super.onBackPressed(); } } @Override protected void onPostCreate(Bundle savedInstanceState) { super.onPostCreate(savedInstanceState); // Sync the toggle state after onRestoreInstanceState has occurred. mDrawerToggle.syncState(); } @Override public void onConfigurationChanged(Configuration newConfig) { super.onConfigurationChanged(newConfig); mDrawerToggle.onConfigurationChanged(newConfig); } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.menu_main, menu); MenuItem searchItem = menu.findItem(R.id.action_search); if (searchItem != null) { SearchView searchView = (SearchView) MenuItemCompat.getActionView(searchItem); // use this method for search process searchView.setOnQueryTextListener(new SearchView.OnQueryTextListener() { @Override public boolean onQueryTextSubmit(String query) { // use this method when query submitted Toast.makeText(MainActivity.this, query, Toast.LENGTH_SHORT).show(); return false; } @Override public boolean onQueryTextChange(String newText) { // use this method for auto complete search process return false; } }); } return super.onCreateOptionsMenu(menu); } @Override public boolean onOptionsItemSelected(MenuItem item) { if (item != null && item.getItemId() == android.R.id.home) { if (mDrawerLayout.isDrawerOpen(mDrawerPanel)) { mDrawerLayout.closeDrawer(mDrawerPanel); } else { mDrawerLayout.openDrawer(mDrawerPanel); } return true; } return item.getItemId() == R.id.action_settings || super.onOptionsItemSelected(item); } }