private void selectItem(int position) {
// update selected item and title, then close the drawer
mDrawerList.setItemChecked(position, true);
// set selected class
mSelectedItem = Constants.DrawerItems.ARRAY[position];
// setTitle(mDrawerTitles[position]);
// If drawer isn't locked just close the drawer and
// it will move to the selected item by itself (via drawer toggle listener)
if (!mIsDrawerLocked) {
mDrawerLayout.closeDrawer(mDrawerList);
// else move to the selected item yourself
} else {
callIntentForDrawerItem(mSelectedItem);
}
}
protected void setupDrawerNavigation(Bundle savedInstanceState) {
mDrawerTitle = getString(R.string.app_name);
mDrawerLayout = (FixedDrawerLayout) findViewById(R.id.drawer_layout);
mDrawerList = (ListView) findViewById(R.id.left_drawer);
ViewGroup viewGroup = (ViewGroup) findViewById(R.id.content_frame);
int leftMarginLoaded = ((ViewGroup.MarginLayoutParams) viewGroup.getLayoutParams()).leftMargin;
int leftMarginInTablets = (int) getResources().getDimension(R.dimen.drawer_size);
int errorInMarginAllowed = 5;
// if the left margin of the loaded layout is close to the
// one used in tablets then set drawer as open and locked
if (Math.abs(leftMarginLoaded - leftMarginInTablets) < errorInMarginAllowed) {
mDrawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_OPEN, mDrawerList);
mDrawerLayout.setScrimColor(Color.TRANSPARENT);
mIsDrawerLocked = true;
} else {
// set a custom shadow that overlays the main content when the drawer opens
mDrawerLayout.setDrawerShadow(R.drawable.drawer_shadow, GravityCompat.START);
mIsDrawerLocked = false;
}
NavItem mItemIconTexts[] =
new NavItem[] {
new NavItem("fa-user", getString(R.string.nav_keys), KeyListActivity.class),
new NavItem("fa-lock", getString(R.string.nav_encrypt), EncryptActivity.class),
new NavItem("fa-unlock", getString(R.string.nav_decrypt), DecryptActivity.class),
new NavItem("fa-android", getString(R.string.nav_apps), AppsListActivity.class),
};
mDrawerList.setAdapter(
new NavigationDrawerAdapter(this, R.layout.drawer_list_item, mItemIconTexts));
mDrawerList.setOnItemClickListener(new DrawerItemClickListener());
// enable ActionBar app icon to behave as action to toggle nav drawer
// if the drawer is not locked
if (!mIsDrawerLocked) {
getSupportActionBar().setDisplayHomeAsUpEnabled(true);
getSupportActionBar().setHomeButtonEnabled(true);
}
// ActionBarDrawerToggle ties together the the proper interactions
// between the sliding drawer and the action bar app icon
mDrawerToggle =
new ActionBarDrawerToggle(
this, /* host Activity */
mDrawerLayout, /* DrawerLayout object */
R.drawable.ic_drawer, /* nav drawer image to replace 'Up' caret */
R.string.drawer_open, /* "open drawer" description for accessibility */
R.string.drawer_close /* "close drawer" description for accessibility */) {
public void onDrawerClosed(View view) {
getSupportActionBar().setTitle(mTitle);
callIntentForDrawerItem(mSelectedItem);
}
public void onDrawerOpened(View drawerView) {
mTitle = getSupportActionBar().getTitle();
getSupportActionBar().setTitle(mDrawerTitle);
// creates call to onPrepareOptionsMenu()
supportInvalidateOptionsMenu();
}
};
if (!mIsDrawerLocked) {
mDrawerLayout.setDrawerListener(mDrawerToggle);
} else {
// If the drawer is locked open make it un-focusable
// so that it doesn't consume all the Back button presses
mDrawerLayout.setFocusableInTouchMode(false);
}
}