我正在尝试在 AppCompat v22.1 中使用带有 fragment 的新 Material 主题对话框。 According to Chris Banes , 这样做:
Just return
new AppCompatDialog(getActivity(), getTheme())
fromonCreateDialog(Bundle)
.
设置:
public class MyFragment extends DialogFragment
{
public MyFragment() { }
public Dialog onCreateDialog(Bundle savedInstanceState) {
return new AppCompatDialog(getActivity(), getTheme());
}
...
}
在正常情况下完美运行;该对话框的主题和一切都正确。但是,当我们尝试显示带有 STYLE_NO_TITLE
的对话框时选项:
MyFragment fragment = new MyFragment();
fragment.setStyle(DialogFragment.STYLE_NO_TITLE, 0);
fragment.show(getSupportFragmentManager(), "DIALOG");
它会导致以下异常和崩溃:
05-19 12:18:38.806 15458-15458/? E/AndroidRuntime﹕ FATAL EXCEPTION: main
Process: com.example.test.testdialog, PID: 15458
android.util.AndroidRuntimeException: requestFeature() must be called before adding content
at com.android.internal.policy.impl.PhoneWindow.requestFeature(PhoneWindow.java:302)
at android.app.Dialog.requestWindowFeature(Dialog.java:1066)
at android.support.v4.app.DialogFragment.getLayoutInflater(DialogFragment.java:317)
at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:955)
at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1138)
at android.support.v4.app.BackStackRecord.run(BackStackRecord.java:740)
at android.support.v4.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:1501)
at android.support.v4.app.FragmentManagerImpl$1.run(FragmentManager.java:458)
at android.os.Handler.handleCallback(Handler.java:739)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:135)
at android.app.ActivityThread.main(ActivityThread.java:5254)
at java.lang.reflect.Method.invoke(Native Method)
at java.lang.reflect.Method.invoke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:903)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:698)
我猜这个问题可能与 DialogFragment
调用 requestWindowFeature()
而不是 supportRequestWindowFeature()
(?)
这个问题有解决办法吗?
最佳答案
这是 AppCompat v22.1 中的错误 fixed in v22.1.1 .
它在 v23 和 was fixed once more, in v23.0.1 中再次崩溃.
在撰写本文时它工作正常。
关于android - 如果设置了 STYLE_NO_TITLE,带有 AppCompatDialog 的 DialogFragment 会崩溃,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/30329963/