android.view.WindowManager$BadTokenException:无法添加窗口
当用户单击浮动操作按钮时,我在片段中添加弹出窗口,在弹出窗口中,我在单击浮动操作按钮时添加了自动完成编辑字段,弹出窗口显示成功,但当我单击编辑字段时,它给出了一个错误。 错误是 这里是完全错误android.view.WindowManager$BadTokenException:无法添加窗口,android,popupwindow,Android,Popupwindow,当用户单击浮动操作按钮时,我在片段中添加弹出窗口,在弹出窗口中,我在单击浮动操作按钮时添加了自动完成编辑字段,弹出窗口显示成功,但当我单击编辑字段时,它给出了一个错误。 错误是 这里是完全错误 Process: com.example.mubtadanaqvi.stunexus, PID: 7252 android.view.WindowManager$BadTokenException: Unable to add window -- token android.view.ViewRootIm
Process: com.example.mubtadanaqvi.stunexus, PID: 7252
android.view.WindowManager$BadTokenException: Unable to add window -- token android.view.ViewRootImpl$W@4234e238 is not valid; is your activity running?
at android.view.ViewRootImpl.setView(ViewRootImpl.java:769)
at android.view.WindowManagerGlobal.addView(WindowManagerGlobal.java:278)
at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:69)
at android.widget.PopupWindow.invokePopup(PopupWindow.java:1067)
at android.widget.PopupWindow.showAsDropDown(PopupWindow.java:966)
at android.widget.ListPopupWindow.show(ListPopupWindow.java:635)
at android.widget.AutoCompleteTextView.showDropDown(AutoCompleteTextView.java:1119)
at android.widget.AutoCompleteTextView.updateDropDownForFilter(AutoCompleteTextView.java:973) at android.widget.AutoCompleteTextView.onFilterComplete(AutoCompleteTextView.java:955)
at android.widget.Filter$ResultsHandler.handleMessage(Filter.java:285)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:146)
at android.app.ActivityThread.main(ActivityThread.java:548)
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:1283)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1099)
at dalvik.system.NativeStart.main(Native Method)
这是我的密码
floatingActionButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
LayoutInflater inflater = (LayoutInflater) getContext().getSystemService(LAYOUT_INFLATER_SERVICE);
final View customView = inflater.inflate(R.layout.add_new_skill, null);
mPopupWindow = new PopupWindow(
customView,
ViewGroup.LayoutParams.MATCH_PARENT,
ViewGroup.LayoutParams.WRAP_CONTENT,
true
);
ImageButton cancel = (ImageButton) customView.findViewById(R.id.close_button);
cancel.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
mPopupWindow.dismiss();
}
});
skillListAdapter = new ArrayAdapter<>(getContext(),android.R.layout.simple_dropdown_item_1line, skillsList);
skillInputField = (AutoCompleteTextView) customView.findViewById(R.id.skill_input);
skillInputField.setThreshold(1);
skillInputField.setAdapter(skillListAdapter);
skillListAdapter.addAll(skillsList);
skillListAdapter.notifyDataSetChanged();
Button saveButton = (Button) customView.findViewById(R.id.save_skill);
saveButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
String skillText = skillInputField.getText().toString();
if (skillText.isEmpty())
makeToast("EMPTY");
else {
if (ConnectivityListener.isNetwork(getContext())) {
// progressDialog.show();
mPopupWindow.dismiss();
makeToast(skillText);
list.add(new Skill_Item(skillText, 0));
adapter.notifyDataSetChanged();
} else
makeToast("connection error!");
}
}
});
mPopupWindow.showAtLocation(rootLayout, Gravity.CENTER, 0, 0);
}
});
floatingActionButton.setOnClickListener(新视图.OnClickListener(){
@凌驾
公共void onClick(视图){
LayoutFlater充气器=(LayoutFlater)getContext().getSystemService(布局充气器服务);
最终视图customView=充气机。充气(R.layout.add\u new\u skill,空);
mPopupWindow=新弹出窗口窗口(
customView,
ViewGroup.LayoutParams.MATCH_父级,
ViewGroup.LayoutParams.WRAP_内容,
真的
);
ImageButton cancel=(ImageButton)customView.findViewById(R.id.close_按钮);
cancel.setOnClickListener(新视图.OnClickListener(){
@凌驾
公共void onClick(视图){
mPopupWindow.disclose();
}
});
skillListAdapter=newarrayadapter(getContext(),android.R.layout.simple\u下拉列表\u item\u 1line,skillsList);
skillInputField=(AutoCompleteTextView)customView.findViewById(R.id.skill\u输入);
设置阈值(1);
setAdapter(skillListAdapter);
addAll(skillsList);
skillListAdapter.notifyDataSetChanged();
Button saveButton=(Button)customView.findViewById(R.id.save\u技能);
saveButton.setOnClickListener(新视图.OnClickListener(){
@凌驾
公共void onClick(视图){
字符串skillText=skillInputField.getText().toString();
if(skillText.isEmpty())
makeToast(“空”);
否则{
if(ConnectivityListener.isNetwork(getContext())){
//progressDialog.show();
mPopupWindow.disclose();
makeToast(skillText);
添加(新技能_项(skillText,0));
adapter.notifyDataSetChanged();
}否则
MakeToos(“连接错误!”);
}
}
});
mPopupWindow.showAtLocation(rootLayout,Gravity.CENTER,0,0);
}
});
异常原因:
“活动”已完成,但您正试图显示包含已完成活动上下文的对话框。由于没有用于对话框显示的窗口,android运行时引发此异常
异常解决方案:
请使用Android调用的isFinishing()方法检查此活动是否正在完成:
private final WeakReference<MainActivity> mainActivityWeakRef;
mainActivityWeakRef =new WeakReference<MainActivity>(this);
if (mainActivityWeakRef.get() != null && !mainActivityWeakRef.get().isFinishing()) {
// Your Code
}
private final WeakReference main活动weakref;
mainActivityWeakRef=新的WeakReference(此);
如果(mainActivityWeakRef.get()!=null&&!mainActivityWeakRef.get().isFinishing()){
//你的代码
}
使用this
而不是getContext()
@JohnJoe这将不起作用,因为ArrayAdapter是在setOnClickListner()内部创建的,因此它不会返回活动的引用。使用getActivity()
而不是getContext()
LayoutInflater充气器=(LayoutInflater)getContext()。getSystemService(布局\充气器\服务);在这种情况下,请删除getContex()。如果您在activity.中工作,或者使用view.getContext()。它肯定会工作。