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我創建了一個導航抽屜，導航菜單中有一個選項是配置文件，每當我嘗試點擊配置文件中的一個配置文件片段活動打開，因爲我做了該活動的意圖，但該視圖的xml活動根本不可見。只有空白屏幕出現，沒有背景。誰能幫我嗎。導航片段在android中工作
activity_profile_fragment.xml
<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.ConstraintLayout 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:layout_width="match_parent"
android:layout_height="match_parent"
tools:context="com.example.shubham.JeevanSathi.Activity.ProfileFragment"
android:background="#FFF">
<ScrollView
android:layout_width="368dp"
android:layout_height="495dp"
tools:layout_editor_absoluteY="8dp"
tools:layout_editor_absoluteX="8dp"
>
<RelativeLayout
android:layout_width="368dp"
android:layout_height="495dp"
tools:layout_editor_absoluteY="8dp"
tools:layout_editor_absoluteX="8dp">
<TextView
android:id="@+id/tv2"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginBottom="0dp"
android:layout_marginLeft="110dp"
android:layout_marginStart="110dp"
android:layout_marginTop="20dp"
android:text="My Profile"
android:textColor="@android:color/black"
android:textSize="33sp"
android:textStyle="bold"
android:typeface="sans" />
<TextView
android:id="@+id/tv3"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginBottom="0dp"
android:layout_marginLeft="112dp"
android:layout_marginStart="112dp"
android:layout_marginTop="20dp"
android:text="My Profile"
android:textColor="@android:color/holo_green_dark"
android:textSize="32sp"
android:textStyle="bold"
android:typeface="sans" />
<ImageView
android:layout_width="80dp"
android:layout_height="90dp"
android:id="@+id/profile_photo"
android:layout_marginTop="96dp"
android:layout_alignParentTop="true"
android:layout_centerHorizontal="true"
android:outlineProvider="bounds"/>
<LinearLayout
android:id="@+id/ll1"
android:layout_width="100dp"
android:layout_height="match_parent"
android:orientation="vertical"
android:layout_below="@+id/profile_photo"
android:layout_marginTop="15dp"
android:layout_marginStart="30dp"
android:layout_marginLeft="30dp"
>
<TextView
android:id="@+id/name"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="10dp"
android:text="Name:"
android:textColor="@android:color/background_dark" />
<TextView
android:id="@+id/age"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Age:"
android:layout_marginTop="15dp"
android:textColor="@android:color/background_dark"/>
<TextView
android:id="@+id/religion"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Religion:"
android:layout_marginTop="15dp"
android:textColor="@android:color/background_dark"/>
<TextView
android:id="@+id/address"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Address:"
android:layout_marginTop="15dp"
android:textColor="@android:color/background_dark"/>
<TextView
android:id="@+id/zodiacsign"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Zodiac Sign:"
android:layout_marginTop="15dp"
android:textColor="@android:color/background_dark"/>
<TextView
android:id="@+id/dob"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Date of Birth:"
android:layout_marginTop="15dp"
android:textColor="@android:color/background_dark"/>
<TextView
android:id="@+id/bloddgroup"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Blood Group:"
android:layout_marginTop="15dp"
android:textColor="@android:color/background_dark"/>
<TextView
android:id="@+id/fathername"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Father's Name:"
android:layout_marginTop="15dp"
android:textColor="@android:color/background_dark"/>
<TextView
android:id="@+id/mothername"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="15dp"
android:text="Mother's Name:"
android:textColor="@android:color/background_dark"
/>
<TextView
android:id="@+id/sibling"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="No. of Siblings:"
android:layout_marginTop="15dp"
android:textColor="@android:color/background_dark"/>
<TextView
android:id="@+id/height"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Height:"
android:layout_marginTop="15dp"
android:textColor="@android:color/background_dark"/>
<TextView
android:id="@+id/weight"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Weight:"
android:layout_marginTop="15dp"
android:textColor="@android:color/background_dark"/>
<TextView
android:id="@+id/hobbies"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Hobbies:"
android:layout_marginTop="15dp"
android:textColor="@android:color/background_dark"/>
<TextView
android:id="@+id/complexion"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="complexion:"
android:layout_marginTop="15dp"
android:textColor="@android:color/background_dark"/>
<TextView
android:id="@+id/langknw"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Language Known:"
android:layout_marginTop="15dp"
android:textColor="@android:color/background_dark"/>
</LinearLayout>
<LinearLayout
android:layout_width="100dp"
android:layout_height="match_parent"
android:orientation="vertical"
android:layout_below="@+id/profile_photo"
android:layout_toRightOf="@+id/ll1"
android:layout_marginTop="15dp"
android:layout_marginStart="50dp"
android:layout_marginLeft="30dp">
<TextView
android:id="@+id/disname"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="XYZ"
android:textColor="@android:color/background_dark"
android:layout_marginTop="10dp"
android:inputType="text"/>
<TextView
android:id="@+id/disage"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="23"
android:textColor="@android:color/background_dark"
android:layout_marginTop="15dp"
android:inputType="text"/>
<TextView
android:id="@+id/disreligion"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="hindu"
android:textColor="@android:color/background_dark"
android:layout_marginTop="15dp"
android:inputType="text"/>
<TextView
android:id="@+id/disaddress"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="pune"
android:textColor="@android:color/background_dark"
android:layout_marginTop="15dp"
android:inputType="text"/>
<TextView
android:id="@+id/diszodiacsign"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Aquarius"
android:textColor="@android:color/background_dark"
android:layout_marginTop="15dp"
android:inputType="text"/>
<TextView
android:id="@+id/disdob"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="10/02/1993"
android:textColor="@android:color/background_dark"
android:layout_marginTop="15dp"
android:inputType="text"/>
<TextView
android:id="@+id/disbloddgroup"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="B+"
android:textColor="@android:color/background_dark"
android:layout_marginTop="15dp"
android:inputType="text"/>
<TextView
android:id="@+id/disfathername"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="abc"
android:textColor="@android:color/background_dark"
android:layout_marginTop="15dp"
android:inputType="text"/>
<TextView
android:id="@+id/dismothername"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="15dp"
android:text="pqr"
android:textColor="@android:color/background_dark"
android:inputType="text"/>
<TextView
android:id="@+id/dissibling"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="2 sisters"
android:textColor="@android:color/background_dark"
android:layout_marginTop="15dp"
android:inputType="text"/>
<TextView
android:id="@+id/disheight"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="5'11"
android:textColor="@android:color/background_dark"
android:layout_marginTop="15dp"
android:inputType="text"/>
<TextView
android:id="@+id/disweight"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="63"
android:textColor="@android:color/background_dark"
android:layout_marginTop="15dp"
android:inputType="text"/>
<TextView
android:id="@+id/dishobbies"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Drawing"
android:textColor="@android:color/background_dark"
android:layout_marginTop="15dp"
android:inputType="text"/>
<TextView
android:id="@+id/discomplexion"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Wheaty"
android:textColor="@android:color/background_dark"
android:layout_marginTop="15dp"
android:inputType="text"/>
<TextView
android:id="@+id/dislangknw"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Hindi, English, Gujrathi, Marathi"
android:textColor="@android:color/background_dark"
android:layout_marginTop="15dp"
android:inputType="text"/>
</LinearLayout>
</RelativeLayout>
</ScrollView>
</android.support.constraint.ConstraintLayout>
MainActivity.java
public class MainActivity extends AppCompatActivity implements TabLayout.OnTabSelectedListener {
private NavigationView navigationView;
private DrawerLayout drawer;
private View navHeader;
private ImageView imgNavHeaderBg, imgProfile;
private TextView txtName, txtWebsite;
private Toolbar toolbar;
private FloatingActionButton fab;
ActionBar actionBar;
//This is our tablayout
private TabLayout tabLayout;
//This is our viewPager
private ViewPager viewPager;
// urls to load navigation header background image
// and profile image
private static final String urlNavHeaderBg = "http://api.androidhive.info/images/nav-menu-header-bg.jpg";
private static final String urlProfileImg = "https://lh3.googleusercontent.com/eCtE_G34M9ygdkmOpYvCag1vBARCmZwnVS6rS5t4JLzJ6QgQSBquM0nuTsCpLhYbKljoyS-txg";
// index to identify current nav menu item
public static int navItemIndex = 0;
// tags used to attach the fragments
private static final String TAG_HOME = "home";
private static final String TAG_PROFILE = "profile";
private static final String TAG_MOVIES = "movies";
private static final String TAG_NOTIFICATIONS = "notifications";
private static final String TAG_SETTINGS = "settings";
public static String CURRENT_TAG = TAG_HOME;
// toolbar titles respected to selected nav menu item
private String[] activityTitles;
// flag to load home fragment when user presses back key
private boolean shouldLoadHomeFragOnBackPress = true;
private Handler mHandler;
ArrayList<ToDoListPojo> arr;
ListView lst,lst1;
EditText edtTitle,edtDesc, tname,tdesc;
ToDoListAdapter tAdapter;
ImageView iv,iv1;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
Intent intent= getIntent();
//declarations for list view
arr = new ArrayList<>();
lst = (ListView) findViewById(R.id.bride_list_view);
lst1 = (ListView) findViewById(R.id.groom_list_view);
edtTitle= (EditText) findViewById(R.id.edtTitle);
edtDesc = (EditText) findViewById(R.id.edtDescription);
tname=(EditText) findViewById(R.id.name);
tdesc=(EditText) findViewById(R.id.desc);
iv= (ImageView) findViewById(R.id.icon);
iv1= (ImageView) findViewById(R.id.icon1);
tAdapter = new ToDoListAdapter(this,arr);
lst.setAdapter(tAdapter);
actionBar = getSupportActionBar();
actionBar.show();
toolbar = (Toolbar) findViewById(R.id.toolbar);
// setSupportActionBar(toolbar);
mHandler = new Handler();
drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
navigationView = (NavigationView) findViewById(R.id.nav_view);
View hView = navigationView.getHeaderView(0);
// fab = (FloatingActionButton) findViewById(R.id.fab);
// Navigation view header
navHeader = navigationView.getHeaderView(0);
txtName = (TextView) navHeader.findViewById(R.id.name);
txtWebsite = (TextView) navHeader.findViewById(R.id.website);
imgNavHeaderBg = (ImageView) navHeader.findViewById(R.id.img_header_bg);
imgProfile = (ImageView) navHeader.findViewById(R.id.img_profile);
// load toolbar titles from string resources
activityTitles = getResources().getStringArray(R.array.nav_item_activity_titles);
/* fab.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
.setAction("Action", null).show();
}
});*/
// load nav menu header data
loadNavHeader();
// initializing navigation menu
setUpNavigationView();
if (savedInstanceState == null) {
navItemIndex = 0;
CURRENT_TAG = TAG_HOME;
loadHomeFragment();
}
/*
Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
*/
//Initializing the tablayout
tabLayout = (TabLayout) findViewById(R.id.tabLayout);
//Adding the tabs using addTab() method
tabLayout.addTab(tabLayout.newTab().setText("Home"));
tabLayout.addTab(tabLayout.newTab().setText("Search Bride"));
tabLayout.addTab(tabLayout.newTab().setText("Search Groom"));
tabLayout.setTabGravity(TabLayout.GRAVITY_FILL);
//Initializing viewPager
viewPager = (ViewPager) findViewById(R.id.pager);
//Creating our pager adapter
Pager adapter = new Pager(getSupportFragmentManager(), tabLayout.getTabCount());
//Adding adapter to pager
viewPager.setAdapter(adapter);
tabLayout.setOnTabSelectedListener(this);
viewPager.addOnPageChangeListener(new ViewPager.OnPageChangeListener() {
@Override
public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
tabLayout.setScrollPosition(position, positionOffset, true);
}
@Override
public void onPageSelected(int position) {
}
@Override
public void onPageScrollStateChanged(int state) {
}
//Adding onTabSelectedListener to swipe views
//tabLayout.setOnClickListener();
});
}
public void addItem(View v)
{
String title = edtTitle.getText().toString();
String des = edtDesc.getText().toString();
String Tname = tname.getText().toString();
String Tdesc = tdesc.getText().toString();
ToDoListPojo t = new ToDoListPojo();
t.setTitle(title);
t.setDescription(des);
t.setTname(Tname);
t.setTdesc(Tdesc);
arr.add(t);
tAdapter.notifyDataSetChanged();
}
public void det(View view) {
Intent i2 = new Intent(MainActivity.this,bio_data.class);
startActivity(i2);
}
/***
* Load navigation menu header information
* like background image, profile image
* name, website, notifications action view (dot)
*/
private void loadNavHeader() {
// name, website
txtName.setText("shubham");
txtWebsite.setText("[email protected]");
// loading header background image
Glide.with(this).load(urlNavHeaderBg)
.crossFade()
.diskCacheStrategy(DiskCacheStrategy.ALL)
.into(imgNavHeaderBg);
// Loading profile image
Glide.with(this).load(urlProfileImg)
.crossFade()
.thumbnail(0.5f)
.bitmapTransform(new CircleTransform(this))
.diskCacheStrategy(DiskCacheStrategy.ALL)
.into(imgProfile);
// showing dot next to notifications label
navigationView.getMenu().getItem(3).setActionView(R.layout.menu_dot);
}
/***
* Returns respected fragment that user
* selected from navigation menu
*/
private void loadHomeFragment() {
// selecting appropriate nav menu item
selectNavMenu();
// set toolbar title
setToolbarTitle();
// if user select the current navigation menu again, don't do anything
// just close the navigation drawer
if (getSupportFragmentManager().findFragmentByTag(CURRENT_TAG) != null) {
drawer.closeDrawers();
// show or hide the fab button
//toggleFab();
return;
}
// Sometimes, when fragment has huge data, screen seems hanging
// when switching between navigation menus
// So using runnable, the fragment is loaded with cross fade effect
// This effect can be seen in GMail app
Runnable mPendingRunnable = new Runnable() {
@Override
public void run() {
// update the main content by replacing fragments
HomeFragment fragment = getHomeFragment();
FragmentTransaction fragmentTransaction = getSupportFragmentManager().beginTransaction();
fragmentTransaction.setCustomAnimations(android.R.anim.fade_in,
android.R.anim.fade_out);
// FragmentTransaction replace = fragmentTransaction.replace(R.id.frame, fragment, CURRENT_TAG);
fragmentTransaction.commitAllowingStateLoss();
}
};
// If mPendingRunnable is not null, then add to the message queue
if (mPendingRunnable != null) {
mHandler.post(mPendingRunnable);
}
// show or hide the fab button
// toggleFab();
//Closing drawer on item click
drawer.closeDrawers();
// refresh toolbar menu
invalidateOptionsMenu();
}
private HomeFragment getHomeFragment() {
switch (navItemIndex) {
case 0:
// home
HomeFragment homeFragment = new HomeFragment();
return homeFragment;
case 1:
// profile
ProfileFragment profileFragment = new ProfileFragment();
return profileFragment;
case 2:
// movies fragment
MoviesFragment moviesFragment = new MoviesFragment();
return moviesFragment;
case 3:
// notifications fragment
NotificationFragment notificationsFragment = new NotificationFragment();
return notificationsFragment;
case 4:
// settings fragment
SettingsFragment settingsFragment = new SettingsFragment();
return settingsFragment;
default:
return new HomeFragment();
}
}
private void setToolbarTitle() {
getSupportActionBar().setTitle(activityTitles[navItemIndex]);
}
private void selectNavMenu() {
navigationView.getMenu().getItem(navItemIndex).setChecked(true);
}
private void setUpNavigationView() {
//Setting Navigation View Item Selected Listener to handle the item click of the navigation menu
navigationView.setNavigationItemSelectedListener(new NavigationView.OnNavigationItemSelectedListener() {
// This method will trigger on item Click of navigation menu
@Override
public boolean onNavigationItemSelected(MenuItem menuItem) {
//Check to see which item was being clicked and perform appropriate action
switch (menuItem.getItemId()) {
//Replacing the main content with ContentFragment Which is our Inbox View;
case R.id.nav_home:
navItemIndex = 0;
CURRENT_TAG = TAG_HOME;
break;
case R.id.nav_profile:
Intent i3= new Intent(MainActivity.this,ProfileFragment.class);
startActivity(i3);
navItemIndex = 1;
CURRENT_TAG = TAG_PROFILE;
break;
/* case R.id.nav_movies:
navItemIndex = 2;
CURRENT_TAG = TAG_MOVIES;
break;*/
case R.id.nav_notifications:
navItemIndex = 3;
CURRENT_TAG = TAG_NOTIFICATIONS;
break;
case R.id.nav_settings:
navItemIndex = 4;
CURRENT_TAG = TAG_SETTINGS;
break;
case R.id.nav_about_us:
// launch new intent instead of loading fragment
startActivity(new Intent(MainActivity.this, AboutUsActivity.class));
drawer.closeDrawers();
return true;
/*case R.id.nav_privacy_policy:
// launch new intent instead of loading fragment
startActivity(new Intent(MainActivity.this, PrivacyPolicyActivity.class));
drawer.closeDrawers();
return true;*/
default:
navItemIndex = 0;
}
//Checking if the item is in checked state or not, if not make it in checked state
if (menuItem.isChecked()) {
menuItem.setChecked(false);
} else {
menuItem.setChecked(true);
}
menuItem.setChecked(true);
loadHomeFragment();
return true;
}
});
ActionBarDrawerToggle actionBarDrawerToggle = new ActionBarDrawerToggle(this, drawer,toolbar, R.string.openDrawer, R.string.closeDrawer) {
@Override
public void onDrawerClosed(View drawerView) {
// Code here will be triggered once the drawer closes as we dont want anything to happen so we leave this blank
super.onDrawerClosed(drawerView);
}
@Override
public void onDrawerOpened(View drawerView) {
// Code here will be triggered once the drawer open as we dont want anything to happen so we leave this blank
super.onDrawerOpened(drawerView);
}
};
//Setting the actionbarToggle to drawer layout
drawer.setDrawerListener(actionBarDrawerToggle);
//calling sync state is necessary or else your hamburger icon wont show up
actionBarDrawerToggle.syncState();
}
@Override
public void onBackPressed() {
if (drawer.isDrawerOpen(GravityCompat.START)) {
drawer.closeDrawer(GravityCompat.START);
return;
}else
{
super.onBackPressed();
}
// This code loads home fragment when back key is pressed
// when user is in other fragment than home
if (shouldLoadHomeFragOnBackPress) {
// checking if user is on other navigation menu
// rather than home
if (navItemIndex != 0) {
navItemIndex = 0;
CURRENT_TAG = TAG_HOME;
loadHomeFragment();
return;
}
}
super.onBackPressed();
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
// show menu only when home fragment is selected
if (navItemIndex == 0) {
getMenuInflater().inflate(R.menu.main, menu);
}
// when fragment is notifications, load the menu created for notifications
if (navItemIndex == 3) {
getMenuInflater().inflate(R.menu.notifications, menu);
}
return true;
}
@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.
int id = item.getItemId();
//noinspection SimplifiableIfStatement
if (id == R.id.action_logout) {
Toast.makeText(getApplicationContext(), "Logout user!", Toast.LENGTH_LONG).show();
return true;
}
// user is in notifications fragment
// and selected 'Mark all as Read'
if (id == R.id.action_mark_all_read) {
Toast.makeText(getApplicationContext(), "All notifications marked as read!", Toast.LENGTH_LONG).show();
}
// user is in notifications fragment
// and selected 'Clear All'
if (id == R.id.action_clear_notifications) {
Toast.makeText(getApplicationContext(), "Clear all notifications!", Toast.LENGTH_LONG).show();
}drawer.closeDrawer(Gravity.START);
return super.onOptionsItemSelected(item);
}
// show or hide the fab
/* private void toggleFab() {
if (navItemIndex == 0)
fab.show();
else
fab.hide();
}
*/
@Override
public void onTabSelected(TabLayout.Tab tab) {
viewPager.setCurrentItem(tab.getPosition());
}
@Override
public void onTabUnselected(TabLayout.Tab tab) {
}
@Override
public void onTabReselected(TabLayout.Tab tab) {
}
public void onSectionAttached(Object argSectionNumber) {
}
}
發表您的片段的XML –