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Android初学第29天

androidAndroid初学IT知识

【Android初学第29天】人生难得几回搏，此时不搏待何时。这篇文章主要讲述Android初学第29天相关的知识，希望能为你提供帮助。
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代码 CrimeFragment.java

package com.bignerdranch.android.criminalintent; import android.os.Bundle; import android.support.v4.app.Fragment; import android.text.Editable; import android.text.TextWatcher; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.Button; import android.widget.CheckBox; import android.widget.CompoundButton; import android.widget.EditText; import java.util.UUID; import static android.widget.CompoundButton.*; public class CrimeFragment extends Fragment {private static final String ARG_CRIME_ID = "crime_id"; private Crime mCrime; private EditText mTitleField; private Button mDateButton; private CheckBox mSolvedCheckbox; public static CrimeFragment newInstance(UUID crimeId) { Bundle args = new Bundle(); args.putSerializable(ARG_CRIME_ID, crimeId); CrimeFragment fragment = new CrimeFragment(); fragment.setArguments(args); return fragment; }@Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); UUID crimeId = (UUID) getArguments().getSerializable(ARG_CRIME_ID); mCrime = CrimeLab.get(getActivity()).getCrime(crimeId); }@Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { View v = inflater.inflate(R.layout.fragment_crime, container, false); mTitleField = (EditText) v.findViewById(R.id.crime_title); mTitleField.setText(mCrime.getTitle()); mTitleField.addTextChangedListener(new TextWatcher() { @Override public void beforeTextChanged(CharSequence s, int start, int count, int after) {}@Override public void onTextChanged(CharSequence s, int start, int before, int count) { mCrime.setTitle(s.toString()); }@Override public void afterTextChanged(Editable s) {} }); mDateButton = (Button) v.findViewById(R.id.crime_date); mDateButton.setText(mCrime.getDate().toString()); mDateButton.setEnabled(false); mSolvedCheckbox = (CheckBox) v.findViewById(R.id.crime_solved); mSolvedCheckbox.setChecked(mCrime.isSolved()); mSolvedCheckbox.setOnCheckedChangeListener(new OnCheckedChangeListener() { @Override public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) { mCrime.setSolved(isChecked); } }); return v; } }


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