Não é possível ouvir cliques no cursor
Eu tenho uma única atividade (MainActivity) que estende a barra de ação e implementa o NavigationDrawer. Eu configurei o drawertoggle na própria atividade.
Estou criando novos fragmentos a partir de um fragmento que foi criado por outro fragmento, que por sua vez é criado pela MainActivity. (MainActivity -> HomeFragment -> AnotherFragment).
MainActivity.java
public class MainActivity extends ActionBarActivity implements FragmentDrawer.FragmentDrawerListener, TitleSetter, NavigationDrawerEnabler{
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
myToolbar = (Toolbar) findViewById(R.id.toolbar);
setSupportActionBar(myToolbar);
getSupportActionBar().setHomeButtonEnabled(true);
//getSupportActionBar().setDisplayHomeAsUpEnabled(true);
drawerFragment = (FragmentDrawer)
getSupportFragmentManager().findFragmentById(R.id.fragment_navigation_drawer);
setUp(R.id.fragment_navigation_drawer, (DrawerLayout) findViewById(R.id.drawer_layout), myToolbar);
mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
drawerFragment.setDrawerListener(this);
// display the first navigation drawer view on app launch
displayView(0);
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.menu_main, menu);
return super.OncreateOptionsMenu(menu);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
// Handle action bar item clicks here. The action bar will
// automatically handle clicks on the Home/Up button, so long
// as you specify a parent activity in AndroidManifest.xml.
/* This function is never called even if the Up caret button is pressed!! */
if (mDrawerToggle.isDrawerIndicatorEnabled() &&
mDrawerToggle.onOptionsItemSelected(item))
return true;
switch (item.getItemId()) {
case android.R.id.home:
/*This case doesn't occur*/
return true;
case R.id.action_settings:
return true;
default:
return super.onOptionsItemSelected(item);
}
}
@Override
public void onDrawerItemSelected(View view, int position) {
mDrawerLayout.closeDrawer(containerView);
displayView(position);
}
private void displayView(int position) {
Fragment fragment = null;
String title = getString(R.string.app_name);
switch (position) {
case 0:
fragment = new HomeFragment();
title = getString(R.string.title_home);
break;
case 1:
fragment = new SomeFragment();
title = getString(R.string.title_something);
break;
case 2:
//fragment = new SomeotherFragment();
//title = getString(R.string.title_somethings);
break;
default:
break;
}
if (fragment != null) {
FragmentManager fragmentManager = getSupportFragmentManager();
FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();
fragmentTransaction.replace(R.id.container_body, fragment);
fragmentTransaction.commit();
getSupportActionBar().setTitle(title);
}
}
@Override
public void setTitle(String title) {
getSupportActionBar().setTitle(title);
}
public void setUp(int fragmentId, DrawerLayout drawerLayout, final Toolbar toolbar) {
containerView = findViewById(fragmentId);
mDrawerLayout = drawerLayout;
mDrawerToggle = new ActionBarDrawerToggle(this, drawerLayout, toolbar, R.string.drawer_open, R.string.drawer_close) {
@Override
public void onDrawerOpened(View drawerView) {
super.onDrawerOpened(drawerView);
getSupportActionBar().invalidateOptionsMenu();
}
@Override
public void onDrawerClosed(View drawerView) {
super.onDrawerClosed(drawerView);
getSupportActionBar().invalidateOptionsMenu();
}
@Override
public void onDrawerSlide(View drawerView, float slideOffset) {
super.onDrawerSlide(drawerView, slideOffset);
toolbar.setAlpha(1 - slideOffset / 2);
}
};
mDrawerLayout.setDrawerListener(mDrawerToggle);
mDrawerLayout.post(new Runnable() {
@Override
public void run() {
mDrawerToggle.syncState();
}
});
}
@Override
public void onBackPressed() {
super.onBackPressed();
enableNavigationDrawer(true);
}
@Override
public void enableNavigationDrawer(boolean isEnabled) {
if ( isEnabled ) {
mDrawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_UNLOCKED);
getSupportActionBar().setDisplayHomeAsUpEnabled(false);
mDrawerToggle.setDrawerIndicatorEnabled(true);
mDrawerToggle.syncState();
}
else {
mDrawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED);
mDrawerToggle.setDrawerIndicatorEnabled(false);
getSupportActionBar().setDisplayShowHomeEnabled(true);
getSupportActionBar().setHomeButtonEnabled(true);
getSupportActionBar().setDisplayHomeAsUpEnabled(true);
mDrawerToggle.syncState();
}
}
}
HomeFragment.java
public class HomeFragment extends Fragment implements View.OnClickListener {
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View rootView = inflater.inflate(R.layout.home, container, false);
// Inflate the layout for this fragment
fab = (FloatingActionButton) rootView.findViewById(R.id.fab);
fab.setOnClickListener(this);
((TitleSetter) getActivity()).setTitle("Home");
return rootView;
}
@Override
public void onAttach(Activity activity) {
super.onAttach(activity);
}
@Override
public void onDetach() {
super.onDetach();
}
@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.fab:
((NavigationDrawerEnabler) getActivity()).enableNavigationDrawer(false);
Fragment newFragment = new NewWord();
FragmentManager fragmentManager = getFragmentManager();
FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();
fragmentTransaction.replace(R.id.container_body, newFragment);
fragmentTransaction.addToBackStack(null);
// Commit the transaction
fragmentTransaction.commit();
break;
}
}
}
AnotherFragment.java
public class NewWord extends Fragment {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setHasOptionsMenu(true);
}
@Override
public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
super.onCreateOptionsMenu(menu, inflater);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
// Get item selected and deal with it
/*Not even this*/
Log.d("KEY: ", String.valueOf(item.getItemId()));
switch (item.getItemId()) {
case android.R.id.home:
/* Doesn't execute*/
Log.d("Fragment", "I'm here");
getActivity().onBackPressed();
return true;
default:
return super.onOptionsItemSelected(item);
}
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View rootView = inflater.inflate(R.layout.new_word, container, false);
return rootView;
}
@Override
public void onAttach(Activity activity) {
super.onAttach(activity);
((TitleSetter) activity).setTitle("Text");
}
Também o layout da gaveta
<android.support.v4.widget.DrawerLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:id="@+id/drawer_layout"
android:layout_width="match_parent"
android:layout_height="match_parent">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical">
<LinearLayout
android:id="@+id/container_toolbar"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical">
<include
android:id="@+id/toolbar"
layout="@layout/toolbar" />
</LinearLayout>
<FrameLayout
android:id="@+id/container_body"
android:layout_width="fill_parent"
android:layout_height="0dp"
android:layout_weight="1" >
</FrameLayout>
</LinearLayout>
<fragment
android:id="@+id/fragment_navigation_drawer"
android:name="com.calgen.wordbook.activity.FragmentDrawer"
android:layout_width="@dimen/nav_drawer_width"
android:layout_height="match_parent"
android:layout_gravity="start"
app:layout="@layout/fragment_nav_drawer"
tools:layout="@layout/fragment_nav_drawer" />
E menu_main.xml
<menu xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
tools:context=".MainActivity">
<item
android:id="@+id/action_search"
android:title="@string/action_search"
android:orderInCategory="100"
android:icon="@drawable/ic_action_search"
app:showAsAction="ifRoom" />
<item
android:id="@+id/action_settings"
android:title="@string/action_settings"
android:orderInCategory="100"
app:showAsAction="never" />
Na verdade, eu consultei este tutorial para configurar o fragmento da gaveta de navegação:Seção do Android.
Também referi perguntas semelhantes respondidas aqui no stackoverflow:
1Alternando entre a imagem da Gaveta de Navegação Android e o cursor para cima ao usar fragmentos
2. Meu problema é semelhante a isso:Indicador de exibição da gaveta de navegação do Android para fragmentos de nível inferior. - Não pude comentar aqui, pois não tenho 50 repetições. Eu implementei o que foi dito exatamente nos comentários.
Mas ainda assim, clicar no cursor para cima não executa a função onOptionItemSelected, mesmo que o botão homebutton esteja ativado.!
Agora estou adicionando meu styles.xml personalizado, pode haver algum erro nisso?
<?xml version="1.0" encoding="utf-8"?>
<resources>
<style name="MyMaterialTheme" parent="MyMaterialTheme.Base"></style>
<style name="MyMaterialTheme.Base" parent="Theme.AppCompat">
<item name="windowNoTitle">true</item>
<item name="windowActionBar">false</item>
<item name="android:activatedBackgroundIndicator">@drawable/nav_background</item>
<item name="colorPrimary">@color/colorPrimary</item>
<item name="colorPrimaryDark">@color/colorPrimaryDark</item>
<item name="android:textColorPrimary">@color/textColorPrimary</item>
<item name="colorAccent">@color/colorAccent</item>
</style>
</resources>
Também o toolbar.xml personalizado
<?xml version="1.0" encoding="utf-8"?>
<android.support.v7.widget.Toolbar
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:local="http://schemas.android.com/apk/res-auto"
android:id="@+id/toolbar"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:minHeight="?attr/actionBarSize"
android:background="?attr/colorPrimary"
local:theme="@style/ThemeOverlay.AppCompat.Dark.ActionBar"
local:popupTheme="@style/ThemeOverlay.AppCompat.Light" />