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-rw-r--r--src/us/minak/NavigationDrawerFragment.java282
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diff --git a/src/us/minak/NavigationDrawerFragment.java b/src/us/minak/NavigationDrawerFragment.java
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index 6e704c8..0000000
--- a/src/us/minak/NavigationDrawerFragment.java
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@@ -1,282 +0,0 @@
-package us.minak;
-
-;
-import android.app.Activity;
-import android.app.ActionBar;
-import android.app.Fragment;
-import android.support.v4.app.ActionBarDrawerToggle;
-import android.support.v4.view.GravityCompat;
-import android.support.v4.widget.DrawerLayout;
-import android.content.SharedPreferences;
-import android.content.res.Configuration;
-import android.os.Bundle;
-import android.preference.PreferenceManager;
-import android.view.LayoutInflater;
-import android.view.Menu;
-import android.view.MenuInflater;
-import android.view.MenuItem;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.AdapterView;
-import android.widget.ArrayAdapter;
-import android.widget.ListView;
-import android.widget.Toast;
-
-/**
- * Fragment used for managing interactions for and presentation of a navigation drawer.
- * See the <a href="https://developer.android.com/design/patterns/navigation-drawer.html#Interaction">
- * design guidelines</a> for a complete explanation of the behaviors implemented here.
- */
-public class NavigationDrawerFragment extends Fragment {
-
- /**
- * Remember the position of the selected item.
- */
- private static final String STATE_SELECTED_POSITION = "selected_navigation_drawer_position";
-
- /**
- * Per the design guidelines, you should show the drawer on launch until the user manually
- * expands it. This shared preference tracks this.
- */
- private static final String PREF_USER_LEARNED_DRAWER = "navigation_drawer_learned";
-
- /**
- * A pointer to the current callbacks instance (the Activity).
- */
- private NavigationDrawerCallbacks mCallbacks;
-
- /**
- * Helper component that ties the action bar to the navigation drawer.
- */
- private ActionBarDrawerToggle mDrawerToggle;
-
- private DrawerLayout mDrawerLayout;
- private ListView mDrawerListView;
- private View mFragmentContainerView;
-
- private int mCurrentSelectedPosition = 0;
- private boolean mFromSavedInstanceState;
- private boolean mUserLearnedDrawer;
-
- public NavigationDrawerFragment() {
- }
-
- @Override
- public void onCreate(Bundle savedInstanceState) {
- super.onCreate(savedInstanceState);
-
- // Read in the flag indicating whether or not the user has demonstrated awareness of the
- // drawer. See PREF_USER_LEARNED_DRAWER for details.
- SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(getActivity());
- mUserLearnedDrawer = sp.getBoolean(PREF_USER_LEARNED_DRAWER, false);
-
- if (savedInstanceState != null) {
- mCurrentSelectedPosition = savedInstanceState.getInt(STATE_SELECTED_POSITION);
- mFromSavedInstanceState = true;
- }
-
- // Select either the default item (0) or the last selected item.
- selectItem(mCurrentSelectedPosition);
- }
-
- @Override
- public void onActivityCreated (Bundle savedInstanceState) {
- super.onActivityCreated(savedInstanceState);
- // Indicate that this fragment would like to influence the set of actions in the action bar.
- setHasOptionsMenu(true);
- }
-
- @Override
- public View onCreateView(LayoutInflater inflater, ViewGroup container,
- Bundle savedInstanceState) {
- mDrawerListView = (ListView) inflater.inflate(
- R.layout.fragment_navigation_drawer, container, false);
- mDrawerListView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
- @Override
- public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
- selectItem(position);
- }
- });
- mDrawerListView.setAdapter(new ArrayAdapter<String>(
- getActionBar().getThemedContext(),
- android.R.layout.simple_list_item_activated_1,
- android.R.id.text1,
- new String[]{
- getString(R.string.title_section1),
- getString(R.string.title_section2),
- getString(R.string.title_section3),
- }));
- mDrawerListView.setItemChecked(mCurrentSelectedPosition, true);
- return mDrawerListView;
- }
-
- public boolean isDrawerOpen() {
- return mDrawerLayout != null && mDrawerLayout.isDrawerOpen(mFragmentContainerView);
- }
-
- /**
- * Users of this fragment must call this method to set up the navigation drawer interactions.
- *
- * @param fragmentId The android:id of this fragment in its activity's layout.
- * @param drawerLayout The DrawerLayout containing this fragment's UI.
- */
- public void setUp(int fragmentId, DrawerLayout drawerLayout) {
- mFragmentContainerView = getActivity().findViewById(fragmentId);
- mDrawerLayout = drawerLayout;
-
- // set a custom shadow that overlays the main content when the drawer opens
- mDrawerLayout.setDrawerShadow(R.drawable.drawer_shadow, GravityCompat.START);
- // set up the drawer's list view with items and click listener
-
- ActionBar actionBar = getActionBar();
- actionBar.setDisplayHomeAsUpEnabled(true);
- actionBar.setHomeButtonEnabled(true);
-
- // ActionBarDrawerToggle ties together the the proper interactions
- // between the navigation drawer and the action bar app icon.
- mDrawerToggle = new ActionBarDrawerToggle(
- getActivity(), /* host Activity */
- mDrawerLayout, /* DrawerLayout object */
- R.drawable.ic_drawer, /* nav drawer image to replace 'Up' caret */
- R.string.navigation_drawer_open, /* "open drawer" description for accessibility */
- R.string.navigation_drawer_close /* "close drawer" description for accessibility */
- ) {
- @Override
- public void onDrawerClosed(View drawerView) {
- super.onDrawerClosed(drawerView);
- if (!isAdded()) {
- return;
- }
-
- getActivity().invalidateOptionsMenu(); // calls onPrepareOptionsMenu()
- }
-
- @Override
- public void onDrawerOpened(View drawerView) {
- super.onDrawerOpened(drawerView);
- if (!isAdded()) {
- return;
- }
-
- if (!mUserLearnedDrawer) {
- // The user manually opened the drawer; store this flag to prevent auto-showing
- // the navigation drawer automatically in the future.
- mUserLearnedDrawer = true;
- SharedPreferences sp = PreferenceManager
- .getDefaultSharedPreferences(getActivity());
- sp.edit().putBoolean(PREF_USER_LEARNED_DRAWER, true).apply();
- }
-
- getActivity().invalidateOptionsMenu(); // calls onPrepareOptionsMenu()
- }
- };
-
- // If the user hasn't 'learned' about the drawer, open it to introduce them to the drawer,
- // per the navigation drawer design guidelines.
- if (!mUserLearnedDrawer && !mFromSavedInstanceState) {
- mDrawerLayout.openDrawer(mFragmentContainerView);
- }
-
- // Defer code dependent on restoration of previous instance state.
- mDrawerLayout.post(new Runnable() {
- @Override
- public void run() {
- mDrawerToggle.syncState();
- }
- });
-
- mDrawerLayout.setDrawerListener(mDrawerToggle);
- }
-
- private void selectItem(int position) {
- mCurrentSelectedPosition = position;
- if (mDrawerListView != null) {
- mDrawerListView.setItemChecked(position, true);
- }
- if (mDrawerLayout != null) {
- mDrawerLayout.closeDrawer(mFragmentContainerView);
- }
- if (mCallbacks != null) {
- mCallbacks.onNavigationDrawerItemSelected(position);
- }
- }
-
- @Override
- public void onAttach(Activity activity) {
- super.onAttach(activity);
- try {
- mCallbacks = (NavigationDrawerCallbacks) activity;
- } catch (ClassCastException e) {
- throw new ClassCastException("Activity must implement NavigationDrawerCallbacks.");
- }
- }
-
- @Override
- public void onDetach() {
- super.onDetach();
- mCallbacks = null;
- }
-
- @Override
- public void onSaveInstanceState(Bundle outState) {
- super.onSaveInstanceState(outState);
- outState.putInt(STATE_SELECTED_POSITION, mCurrentSelectedPosition);
- }
-
- @Override
- public void onConfigurationChanged(Configuration newConfig) {
- super.onConfigurationChanged(newConfig);
- // Forward the new configuration the drawer toggle component.
- mDrawerToggle.onConfigurationChanged(newConfig);
- }
-
- @Override
- public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
- // If the drawer is open, show the global app actions in the action bar. See also
- // showGlobalContextActionBar, which controls the top-left area of the action bar.
- if (mDrawerLayout != null && isDrawerOpen()) {
- inflater.inflate(R.menu.global, menu);
- showGlobalContextActionBar();
- }
- super.onCreateOptionsMenu(menu, inflater);
- }
-
- @Override
- public boolean onOptionsItemSelected(MenuItem item) {
- if (mDrawerToggle.onOptionsItemSelected(item)) {
- return true;
- }
-
- if (item.getItemId() == R.id.action_example) {
- Toast.makeText(getActivity(), "Example action.", Toast.LENGTH_SHORT).show();
- return true;
- }
-
- return super.onOptionsItemSelected(item);
- }
-
- /**
- * Per the navigation drawer design guidelines, updates the action bar to show the global app
- * 'context', rather than just what's in the current screen.
- */
- private void showGlobalContextActionBar() {
- ActionBar actionBar = getActionBar();
- actionBar.setDisplayShowTitleEnabled(true);
- actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
- actionBar.setTitle(R.string.app_name);
- }
-
- private ActionBar getActionBar() {
- return getActivity().getActionBar();
- }
-
- /**
- * Callbacks interface that all activities using this fragment must implement.
- */
- public static interface NavigationDrawerCallbacks {
- /**
- * Called when an item in the navigation drawer is selected.
- */
- void onNavigationDrawerItemSelected(int position);
- }
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-19 06:33:20 +0000