406 lines
14 KiB
Java
406 lines
14 KiB
Java
package fishrungames.bashgid;
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import android.support.v7.app.ActionBarActivity;
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import android.app.Activity;
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import android.support.v7.app.ActionBar;
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import android.support.v4.app.Fragment;
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import android.support.v7.app.ActionBarDrawerToggle;
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import android.support.v4.view.GravityCompat;
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import android.support.v4.widget.DrawerLayout;
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import android.content.Context;
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import android.content.SharedPreferences;
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import android.content.res.Configuration;
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import android.graphics.Typeface;
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import android.os.Bundle;
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import android.preference.PreferenceManager;
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import android.view.LayoutInflater;
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import android.view.Menu;
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import android.view.MenuInflater;
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import android.view.MenuItem;
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import android.view.View;
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import android.view.ViewGroup;
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import android.view.ViewGroup.LayoutParams;
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import android.widget.AdapterView;
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import android.widget.BaseAdapter;
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import android.widget.ImageView;
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import android.widget.ListView;
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import android.widget.TextView;
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import android.widget.Toast;
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/**
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* Fragment used for managing interactions for and presentation of a navigation drawer.
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* See the <a href="https://developer.android.com/design/patterns/navigation-drawer.html#Interaction">
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* design guidelines</a> for a complete explanation of the behaviors implemented here.
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*/
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public class NavigationDrawerFragment extends Fragment {
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/**
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* Remember the position of the selected item.
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*/
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private static final String STATE_SELECTED_POSITION = "selected_navigation_drawer_position";
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/**
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* Per the design guidelines, you should show the drawer on launch until the user manually
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* expands it. This shared preference tracks this.
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*/
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private static final String PREF_USER_LEARNED_DRAWER = "navigation_drawer_learned";
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/**
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* A pointer to the current callbacks instance (the Activity).
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*/
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private NavigationDrawerCallbacks mCallbacks;
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/**
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* Helper component that ties the action bar to the navigation drawer.
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*/
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private ActionBarDrawerToggle mDrawerToggle;
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private DrawerLayout mDrawerLayout;
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private ListView mDrawerListView;
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private View mFragmentContainerView;
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private int mCurrentSelectedPosition = 0;
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private boolean mFromSavedInstanceState;
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private boolean mUserLearnedDrawer;
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private DrawerAdapter drawerAdapter;
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public NavigationDrawerFragment() {
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}
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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// Read in the flag indicating whether or not the user has demonstrated awareness of the
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// drawer. See PREF_USER_LEARNED_DRAWER for details.
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//SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(getActivity());
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//Don't need this shit
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//mUserLearnedDrawer = sp.getBoolean(PREF_USER_LEARNED_DRAWER, false);
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mUserLearnedDrawer = true;
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if (savedInstanceState != null) {
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mCurrentSelectedPosition = savedInstanceState.getInt(STATE_SELECTED_POSITION);
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mFromSavedInstanceState = true;
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}
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// Select either the default item (0) or the last selected item.
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selectItem(mCurrentSelectedPosition);
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}
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@Override
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public void onActivityCreated (Bundle savedInstanceState) {
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super.onActivityCreated(savedInstanceState);
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// Indicate that this fragment would like to influence the set of actions in the action bar.
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setHasOptionsMenu(true);
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}
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@Override
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public View onCreateView(LayoutInflater inflater, ViewGroup container,
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Bundle savedInstanceState) {
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mDrawerListView = (ListView) inflater.inflate(
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R.layout.fragment_navigation_drawer, container, false);
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mDrawerListView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
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@Override
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public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
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selectItem(position);
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}
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});
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drawerAdapter = new DrawerAdapter(getActivity());
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mDrawerListView.setAdapter(drawerAdapter);
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mDrawerListView.setItemChecked(mCurrentSelectedPosition, true);
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return mDrawerListView;
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}
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public boolean isDrawerOpen() {
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return mDrawerLayout != null && mDrawerLayout.isDrawerOpen(mFragmentContainerView);
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}
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public void EnableDrawer()
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{
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mDrawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_UNLOCKED);
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}
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/**
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* Users of this fragment must call this method to set up the navigation drawer interactions.
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*
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* @param fragmentId The android:id of this fragment in its activity's layout.
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* @param drawerLayout The DrawerLayout containing this fragment's UI.
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*/
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public void setUp(int fragmentId, DrawerLayout drawerLayout) {
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mFragmentContainerView = getActivity().findViewById(fragmentId);
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mDrawerLayout = drawerLayout;
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// set a custom shadow that overlays the main content when the drawer opens
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mDrawerLayout.setDrawerShadow(R.drawable.drawer_shadow, GravityCompat.START);
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// set up the drawer's list view with items and click listener
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ActionBar actionBar = getActionBar();
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actionBar.setDisplayHomeAsUpEnabled(true);
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actionBar.setHomeButtonEnabled(true);
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// ActionBarDrawerToggle ties together the the proper interactions
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// between the navigation drawer and the action bar app icon.
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mDrawerToggle = new ActionBarDrawerToggle(
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getActivity(), /* host Activity */
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mDrawerLayout, /* DrawerLayout object */
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R.string.navigation_drawer_open, /* "open drawer" description for accessibility */
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R.string.navigation_drawer_close /* "close drawer" description for accessibility */
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) {
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@Override
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public void onDrawerClosed(View drawerView) {
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super.onDrawerClosed(drawerView);
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if (!isAdded()) {
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return;
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}
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//getActivity().supportInvalidateOptionsMenu(); // calls onPrepareOptionsMenu()
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}
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@Override
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public void onDrawerOpened(View drawerView) {
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super.onDrawerOpened(drawerView);
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if (!isAdded()) {
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return;
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}
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if (!mUserLearnedDrawer) {
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// The user manually opened the drawer; store this flag to prevent auto-showing
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// the navigation drawer automatically in the future.
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mUserLearnedDrawer = true;
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SharedPreferences sp = PreferenceManager
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.getDefaultSharedPreferences(getActivity());
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sp.edit().putBoolean(PREF_USER_LEARNED_DRAWER, true).commit();
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}
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//getActivity().supportInvalidateOptionsMenu(); // calls onPrepareOptionsMenu()
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}
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};
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// If the user hasn't 'learned' about the drawer, open it to introduce them to the drawer,
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// per the navigation drawer design guidelines.
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if (!mUserLearnedDrawer && !mFromSavedInstanceState) {
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mDrawerLayout.openDrawer(mFragmentContainerView);
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}
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// Defer code dependent on restoration of previous instance state.
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mDrawerLayout.post(new Runnable() {
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@Override
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public void run() {
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mDrawerToggle.syncState();
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}
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});
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mDrawerLayout.setDrawerListener(mDrawerToggle);
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mDrawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED);
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drawerAdapter.notifyDataSetChanged();
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}
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private void selectItem(int position) {
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mCurrentSelectedPosition = position;
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if (mDrawerListView != null) {
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mDrawerListView.setItemChecked(position, true);
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}
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if (mDrawerLayout != null) {
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mDrawerLayout.closeDrawer(mFragmentContainerView);
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}
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if (mCallbacks != null) {
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mCallbacks.onNavigationDrawerItemSelected(position);
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}
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}
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@Override
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public void onAttach(Activity activity) {
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super.onAttach(activity);
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try {
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mCallbacks = (NavigationDrawerCallbacks) activity;
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} catch (ClassCastException e) {
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throw new ClassCastException("Activity must implement NavigationDrawerCallbacks.");
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}
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}
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@Override
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public void onDetach() {
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super.onDetach();
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mCallbacks = null;
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}
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@Override
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public void onSaveInstanceState(Bundle outState) {
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super.onSaveInstanceState(outState);
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outState.putInt(STATE_SELECTED_POSITION, mCurrentSelectedPosition);
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}
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@Override
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public void onConfigurationChanged(Configuration newConfig) {
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super.onConfigurationChanged(newConfig);
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// Forward the new configuration the drawer toggle component.
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mDrawerToggle.onConfigurationChanged(newConfig);
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}
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@Override
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public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
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// If the drawer is open, show the global app actions in the action bar. See also
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// showGlobalContextActionBar, which controls the top-left area of the action bar.
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showGlobalContextActionBar();
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super.onCreateOptionsMenu(menu, inflater);
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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//Xperimental -- check if we need options or not
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if (mDrawerToggle.onOptionsItemSelected(item)) {
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return true;
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}
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if (item.getItemId() == R.id.action_search) {
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return true;
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}
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if (item.getItemId() == R.id.action_settings) {
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Toast.makeText(getActivity(), "Example action.", Toast.LENGTH_SHORT).show();
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return true;
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}
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return super.onOptionsItemSelected(item);
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}
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/**
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* Per the navigation drawer design guidelines, updates the action bar to show the global app
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* 'context', rather than just what's in the current screen.
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*/
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private void showGlobalContextActionBar() {
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ActionBar actionBar = getActionBar();
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actionBar.setDisplayShowTitleEnabled(true);
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//actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
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actionBar.setTitle(R.string.app_name);
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}
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private ActionBar getActionBar() {
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return ((ActionBarActivity) getActivity()).getSupportActionBar();
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}
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/**
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* Callbacks interface that all activities using this fragment must implement.
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*/
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public static interface NavigationDrawerCallbacks {
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/**
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* Called when an item in the navigation drawer is selected.
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*/
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void onNavigationDrawerItemSelected(int position);
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}
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public class DrawerAdapter extends BaseAdapter {
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private Context mContext;
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final int [] titles = {
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R.string.drawer_header,
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R.string.drawer_guide,
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R.string.drawer_news,
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R.string.drawer_catalogue,
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R.string.drawer_map,
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R.string.drawer_video,
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R.string.drawer_photo_gallery,
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R.string.drawer_books,
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R.string.drawer_for_investor,
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R.string.drawer_settings
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};
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final int [] iconIds = {
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R.drawable.drawer_bashgid_logo,
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R.drawable.drawer_agenda,
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R.drawable.drawer_news,
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R.drawable.drawer_bookmark,
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R.drawable.drawer_pushpin,
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R.drawable.drawer_tv,
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R.drawable.drawer_photography,
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R.drawable.drawer_books,
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R.drawable.drawer_id,
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R.drawable.drawer_gear
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};
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public DrawerAdapter(Context c) {
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mContext = c;
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}
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public int getCount() {
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return titles.length;
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}
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public Object getItem(int position) {
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return null;
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}
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public long getItemId(int position) {
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return 0;
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}
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// create a new ImageView for each item referenced by the Adapter
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public View getView(int position, View convertView, ViewGroup parent) {
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View view;
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if (convertView == null) { // if it's not recycled, initialize some attributes
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LayoutInflater inflater = (LayoutInflater) mContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
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view = inflater.inflate(R.layout.drawer_list_element, null);
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} else {
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view = convertView;
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}
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TextView textView = (TextView) view.findViewById(R.id.dateTextView);
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textView.setText(titles[position]);
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ImageView imageView = (ImageView) view.findViewById(R.id.imageView);
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imageView.setImageResource(iconIds[position]);
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if (position == 0)
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{
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LayoutParams params = imageView.getLayoutParams();
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params.width = 96;
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params.height = 96;
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imageView.setLayoutParams(params);
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textView.setTypeface(null, Typeface.BOLD);
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}
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else
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{
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LayoutParams params = imageView.getLayoutParams();
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params.width = 48;
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params.height = 48;
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imageView.setLayoutParams(params);
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textView.setTypeface(null, Typeface.NORMAL);
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}
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return view;
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}
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}
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}
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