[英]How to put FloatingActionButton to Fragment?
我怎樣才能將我的fab
放在我的片段上? 請幫忙,我得到的錯誤,如。
android.view.InflateException:二進制XML文件行#13:錯誤膨脹類片段
在我的片段中。 那么這是我的代碼。
問題出在getActivity().setContentView(R.layout.activity_ownerhome);
#ownerhome.java
public class ownerhome extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_ownerhome);
Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
}
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View v = inflater.inflate(R.layout.fragment_owner, container, false);
ImageLoader.getInstance().init(UILConfig.config(getActivity()));
lvCars = (ListView) v.findViewById(R.id.lvOnwer);
pref = getActivity().getSharedPreferences("Login.conf", Context.MODE_PRIVATE);
Log.d(TAG, pref.getString("username", ""));
Log.d(TAG, pref.getString("password", ""));
PostResponseAsyncTask taskRead = new PostResponseAsyncTask(getActivity(), this);
tvUser = (TextView) v.findViewById(R.id.tvUser);
tvUser.setText("Hello! "+pref.getString("username", ""));
taskRead.execute("http://carkila.esy.es/user.php?owner="+pref.getString("username", ""));
FloatingActionButton fab = (FloatingActionButton) v.findViewById(R.id.fab);
fab.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
Intent in = new Intent(getActivity(), InsertActivity.class);
startActivity(in);
}
});
registerForContextMenu(lvCars);
return v;
}
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout 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"
app:layout_behavior="@string/appbar_scrolling_view_behavior"
tools:context="com.example.kun.carkila.ownerhome"
tools:showIn="@layout/activity_ownerhome">
<fragment
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:name="com.example.kun.carkila.ownerFragment"
android:id="@+id/ownerhomeFragment"/>
</RelativeLayout>
<?xml version="1.0" encoding="utf-8"?> <android.support.design.widget.CoordinatorLayout 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"
android:fitsSystemWindows="true"
tools:context="com.example.kun.carkila.ownerhome">
<android.support.design.widget.AppBarLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:theme="@style/AppTheme.AppBarOverlay">
<android.support.v7.widget.Toolbar
android:id="@+id/toolbar"
android:layout_width="match_parent"
android:layout_height="?attr/actionBarSize"
android:background="?attr/colorPrimary"
app:popupTheme="@style/AppTheme.PopupOverlay" />
</android.support.design.widget.AppBarLayout>
<include layout="@layout/content_ownerhome" />
<android.support.design.widget.FloatingActionButton
android:id="@+id/fab"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="bottom|end"
android:layout_margin="@dimen/fab_margin"
android:src="@drawable/plus" />
</android.support.design.widget.CoordinatorLayout>
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout 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"
app:layout_behavior="@string/appbar_scrolling_view_behavior"
tools:context="com.example.kun.carkila.ownerhome"
tools:showIn="@layout/activity_ownerhome">
<ListView
android:layout_width="match_parent"
android:layout_height="450sp"
android:id="@+id/lvOnwer"
android:layout_alignParentLeft="true"
android:layout_alignParentStart="true"
android:layout_alignParentBottom="true" />
<TextView
android:text="TextView"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentTop="true"
android:layout_alignParentLeft="true"
android:layout_alignParentStart="true"
android:layout_marginTop="24dp"
android:textSize="30sp"
android:textColor="@color/colorPrimaryDark"
android:id="@+id/tvUser" />
</RelativeLayout>
堆棧跟蹤
FATAL EXCEPTION: main
Process: com.example.kun.carkila, PID: 9267
java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.kun.carkila/com.example.kun.carkila.ownerhome}: android.view.InflateException: Binary XML file line #12: Error inflating class fragment
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2195)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2245)
at android.app.ActivityThread.access$800(ActivityThread.java:135)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1196)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:136)
at android.app.ActivityThread.main(ActivityThread.java:5021)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:827)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:643)
at dalvik.system.NativeStart.main(Native Method)
Caused by: android.view.InflateException: Binary XML file line #12: Error inflating class fragment
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:713)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:755)
at android.view.LayoutInflater.parseInclude(LayoutInflater.java:839)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:745)
at android.view.LayoutInflater.inflate(LayoutInflater.java:492)
at android.view.LayoutInflater.inflate(LayoutInflater.java:397)
at android.view.LayoutInflater.inflate(LayoutInflater.java:353)
at android.support.v7.app.AppCompatDelegateImplV7.setContentView(AppCompatDelegateImplV7.java:280)
at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:140)
at com.example.kun.carkila.ownerFragment.onCreateView(ownerFragment.java:127)
at android.support.v4.app.Fragment.performCreateView(Fragment.java:1974)
at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1036)
at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1230)
at android.support.v4.app.FragmentManagerImpl.addFragment(FragmentManager.java:1332)
at android.support.v4.app.FragmentManagerImpl.onCreateView(FragmentManager.java:2288)
at android.support.v4.app.FragmentController.onCreateView(FragmentController.java:120)
at android.support.v4.app.FragmentActivity.dispatchFragmentsOnCreateView(FragmentActivity.java:356)
at android.support.v4.app.BaseFragmentActivityHoneycomb.onCreateView(BaseFragmentActivityHoneycomb.java:31)
at android.support.v4.app.FragmentActivity.onCreateView(FragmentActivity.java:79)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:689)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:755)
at android.view.LayoutInflater.parseInclude(LayoutInflater.java:839)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:745)
at android.view.LayoutInflater.inflate(LayoutInflater.java:492)
at android.view.LayoutInflater.inflate(LayoutInflater.java:397)
at android.view.LayoutInflater.inflate(LayoutInflater.java:353)
at android.support.v7.app.AppCompatDelegateImplV7.setContentView(AppCompatDelegateImplV7.java:280)
at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:140)
at com.example.kun.carkila.ownerhome.onCreate(ownerhome.java:12)
at android.app.Activity.performCreate(Activity.java:5231)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1090)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2159)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2245)
at android.app.ActivityThread.access$800(ActivityThread.java:135)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1196)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:136)
at android.app.ActivityThread.main(ActivityThread.java:5021)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:827)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:643)
at dalvik.system.NativeStart.main(Native Method)
Caused by: java.lang.IllegalArgumentException: Binary XML file line #12: Duplicate id 0x7f0e00aa, tag null, or parent id 0xffffffff with another fragment for com.example.kun.carkila.ownerFragment
at android.support.v4.app.FragmentManagerImpl.onCreateView(FragmentManager.java:2293)
at android.support.v4.app.FragmentController.onCreateView(FragmentController.java:120)
at android.support.v4.app.FragmentActivity
您已在activity_ownerhome.xml中添加了浮動操作按鈕,並且您正在ownerhomeFragment.java中初始化它。
所以像這樣在fragmentownerhome.xml中添加您的FloatingActionButton
<RelativeLayout
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"
app:layout_behavior="@string/appbar_scrolling_view_behavior"
tools:context="com.example.kun.carkila.ownerhome"
tools:showIn="@layout/activity_ownerhome">
<ListView
android:layout_width="match_parent"
android:layout_height="450sp"
android:id="@+id/lvOnwer"
android:layout_alignParentLeft="true"
android:layout_alignParentStart="true"
android:layout_alignParentBottom="true" />
<TextView
android:text="TextView"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentTop="true"
android:layout_alignParentLeft="true"
android:layout_alignParentStart="true"
android:layout_marginTop="24dp"
android:textSize="30sp"
android:textColor="@color/colorPrimaryDark"
android:id="@+id/tvUser" />
<android.support.design.widget.FloatingActionButton
android:id="@+id/fab"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="bottom|end"
android:layout_margin="@dimen/fab_margin"
android:src="@drawable/plus" />
</RelativeLayout>
並從activity_ownerhome.xml文件中刪除FloatingActionButton。
問題不在於FAB,而在於您如何誇大視圖。
在片段中替換此代碼:
View v = super.onCreateView(inflater, container, savedInstanceState);
getActivity().setContentView(R.layout.activity_ownerhome);
有了這個:
var v = inflater.inflate(R.layout.{your fragment xml}, container, false);
並刪除此:
<fragment
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:name="com.example.kun.carkila.ownerFragment"
android:id="@+id/ownerhomeFragment"/>
您應該定義片段xml的外觀,然后使用代碼inflater.inflate...
對其進行inflater.inflate...
並在那里放入片段xml,就像我上面寫的那樣。
更新:
而不是<include layout="@layout/content_ownerhome" />
在這里放置:
<FrameLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="@+id/content_frame" />
然后在您的Main Activity中編寫以下代碼:
getSupportFragmentManager().beginTransaction().replace(R.id.content_frame, fragment).commit();
你應該看到你的片段,如果在片段中你正確地誇大你的片段xml,如上所述。
崩潰的原因是因為你的FAB xml代碼在“Activity layout”中,它應該在“fragment layout”文件中
這就是我在片段中使用FAB的方式
在我的片段布局文件中:
<android.support.design.widget.FloatingActionButton
android:id="@+id/fab"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="bottom|end"
android:layout_margin="@dimen/fab_margin"
app:srcCompat="@android:drawable/ic_dialog_email" />
在我的片段類文件中:
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View view = inflater.inflate(R.layout.fragment_home, container, false);
FloatingActionButton fab = (FloatingActionButton) view.findViewById(R.id.fab);
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();
}
});
return view;
}
它有效......
注意:當我包括android:backgroundTint="@android:color/transparent"
,應用程序崩潰並給出錯誤:
Binary XML file line #14: Error inflating class android.support.design.widget.FloatingActionButton
希望這可以幫助。
你必須在你的主類中實現這樣的片段...
public class ownerhome extends AppCompatActivity implement ownerhomeFragment {...
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