Kód: Vybrat vše
public class LevelsAdapter extends ArrayAdapter<Integer> {
private final Activity context;
private final List<Integer> levelNumbers, completedNumbers, colors;
public LevelsAdapter(Activity context, List<Integer> levelNumbers, List<Integer> completedNumbers, List<Integer> colors) {
super(context, R.layout.item_levels, colors);
this.context = context;
this.levelNumbers = levelNumbers;
this.completedNumbers = completedNumbers;
this.colors = colors;
}
public View getView(int position, View view, ViewGroup parent) {
if(view==null) {
LayoutInflater inflater = context.getLayoutInflater();
view = inflater.inflate(R.layout.item_levels, null, true);
}
TextView number = (TextView) view.findViewById(R.id.levelNumber);
TextView complete = (TextView) view.findViewById(R.id.completedNumber);
RelativeLayout relativeLayout = (RelativeLayout)view.findViewById(R.id.relativeLayout);
number.setText(levelNumbers.get(position));
complete.setText(completedNumbers.get(position)+"/10");
relativeLayout.setBackgroundColor(colors.get(position));
return view;
}
}
Kód: Vybrat vše
public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
View view = inflater.inflate(R.layout.fragment_menu, container, false);
levels = (ListView) view.findViewById(R.id.listViewLevels);
completed = new ArrayList<>();
colors = new ArrayList<>();
levelNumbers = new ArrayList<>();
for (int i = 1; i <= 5; i++) {
levelNumbers.add(i);
completed.add(5);
}
colors.add(R.color.md_red_900);
colors.add(R.color.md_red_800);
colors.add(R.color.md_red_700);
colors.add(R.color.md_red_600);
colors.add(R.color.md_red_500);
LevelsAdapter levelsAdapter = new LevelsAdapter(getActivity(), levelNumbers, completed,colors);
levels.setAdapter(levelsAdapter);
return view;
}
Kód: Vybrat vše
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical">
<RelativeLayout
android:id="@+id/relativeLayout"
android:layout_width="match_parent"
android:layout_height="wrap_content">
<TextView
android:id="@+id/level"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_margin="10dp"
android:text="Level"
android:textAppearance="?android:attr/textAppearanceLarge"
android:textColor="#fff"
android:textSize="35sp" />
</RelativeLayout>
<RelativeLayout
android:id="@+id/relativeLayout2"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_below="@+id/relativeLayout"
android:layout_marginBottom="2dp">
<TextView
android:id="@+id/completed"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_margin="10dp"
android:text="Dokončeno"
android:textSize="18sp" />
<TextView
android:id="@+id/completedNumber"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_margin="10dp"
android:layout_toEndOf="@+id/completed"
android:layout_toRightOf="@+id/completed"
android:text="1/10"
android:textSize="18sp" />
</RelativeLayout>
<ImageView
android:id="@+id/texture"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_above="@+id/relativeLayout2"
android:scaleType="fitEnd"
android:src="@drawable/texture" />
<TextView
android:id="@+id/levelNumber"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentRight="true"
android:layout_alignParentTop="true"
android:layout_margin="10dp"
android:text="1"
android:textAppearance="?android:attr/textAppearanceLarge"
android:textColor="#fff"
android:textSize="35sp" />
</RelativeLayout>
Kód: Vybrat vše
FATAL EXCEPTION: main
Process: cz.tmckdevelopment.youtuberiquiz, PID: 2958
java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.TextView.setText(int)' on a null object reference
at cz.tmckdevelopment.youtuberiquiz.LevelsAdapter.getView(LevelsAdapter.java:42)
at android.widget.AbsListView.obtainView(AbsListView.java:2823)
at android.widget.ListView.measureHeightOfChildren(ListView.java:1290)
at android.widget.ListView.onMeasure(ListView.java:1202)
at android.view.View.measure(View.java:18596)
at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5827)
at android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1435)
at android.widget.LinearLayout.measureVertical(LinearLayout.java:721)
at android.widget.LinearLayout.onMeasure(LinearLayout.java:612)
at android.view.View.measure(View.java:18596)
at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5827)
at android.widget.FrameLayout.onMeasure(FrameLayout.java:430)
at android.view.View.measure(View.java:18596)
at android.widget.RelativeLayout.measureChildHorizontal(RelativeLayout.java:728)
at android.widget.RelativeLayout.onMeasure(RelativeLayout.java:464)
at android.view.View.measure(View.java:18596)
at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5827)
at android.widget.FrameLayout.onMeasure(FrameLayout.java:430)
at android.support.v7.widget.ContentFrameLayout.onMeasure(ContentFrameLayout.java:135)
at android.view.View.measure(View.java:18596)
at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5827)
at android.support.v7.widget.ActionBarOverlayLayout.onMeasure(ActionBarOverlayLayout.java:391)
at android.view.View.measure(View.java:18596)
at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5827)
at android.widget.FrameLayout.onMeasure(FrameLayout.java:430)
at android.view.View.measure(View.java:18596)
at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5827)
at android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1435)
at android.widget.LinearLayout.measureVertical(LinearLayout.java:721)
at android.widget.LinearLayout.onMeasure(LinearLayout.java:612)
at android.view.View.measure(View.java:18596)
at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5827)
at android.widget.FrameLayout.onMeasure(FrameLayout.java:430)
at com.android.internal.policy.impl.PhoneWindow$DecorView.onMeasure(PhoneWindow.java:2897)
at android.view.View.measure(View.java:18596)
at android.view.ViewRootImpl.performMeasure(ViewRootImpl.java:2248)
at android.view.ViewRootImpl.measureHierarchy(ViewRootImpl.java:1306)
at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1548)
at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1191)
at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:6642)
at android.view.Choreographer$CallbackRecord.run(Choreographer.java:777)
at android.view.Choreographer.doCallbacks(Choreographer.java:590)
at android.view.Choreographer.doFrame(Choreographer.java:560)
at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:763)
at android.os.Handler.handleCallback(Handler.java:739)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:145)
at android.app.ActivityThread.main(ActivityThread.java:5951)
at java.lang.reflect.Method.invoke(Native Method)
at java.lang.reflect.Method.invoke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1400)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1195)