| /* |
| * Copyright (C) 2015 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package androidx.preference; |
| |
| import static androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP; |
| |
| import android.os.Bundle; |
| import android.view.View; |
| import android.widget.EditText; |
| |
| import androidx.annotation.NonNull; |
| import androidx.annotation.RestrictTo; |
| |
| public class EditTextPreferenceDialogFragment extends PreferenceDialogFragment { |
| |
| private static final String SAVE_STATE_TEXT = "EditTextPreferenceDialogFragment.text"; |
| |
| private EditText mEditText; |
| |
| private CharSequence mText; |
| |
| public static EditTextPreferenceDialogFragment newInstance(String key) { |
| final EditTextPreferenceDialogFragment |
| fragment = new EditTextPreferenceDialogFragment(); |
| final Bundle b = new Bundle(1); |
| b.putString(ARG_KEY, key); |
| fragment.setArguments(b); |
| return fragment; |
| } |
| |
| @Override |
| public void onCreate(Bundle savedInstanceState) { |
| super.onCreate(savedInstanceState); |
| if (savedInstanceState == null) { |
| mText = getEditTextPreference().getText(); |
| } else { |
| mText = savedInstanceState.getCharSequence(SAVE_STATE_TEXT); |
| } |
| } |
| |
| @Override |
| public void onSaveInstanceState(@NonNull Bundle outState) { |
| super.onSaveInstanceState(outState); |
| outState.putCharSequence(SAVE_STATE_TEXT, mText); |
| } |
| |
| @Override |
| protected void onBindDialogView(View view) { |
| super.onBindDialogView(view); |
| |
| mEditText = (EditText) view.findViewById(android.R.id.edit); |
| |
| if (mEditText == null) { |
| throw new IllegalStateException("Dialog view must contain an EditText with id" |
| + " @android:id/edit"); |
| } |
| |
| mEditText.setText(mText); |
| } |
| |
| private EditTextPreference getEditTextPreference() { |
| return (EditTextPreference) getPreference(); |
| } |
| |
| /** @hide */ |
| @RestrictTo(LIBRARY_GROUP) |
| @Override |
| protected boolean needInputMethod() { |
| // We want the input method to show, if possible, when dialog is displayed |
| return true; |
| } |
| |
| @Override |
| public void onDialogClosed(boolean positiveResult) { |
| |
| if (positiveResult) { |
| String value = mEditText.getText().toString(); |
| if (getEditTextPreference().callChangeListener(value)) { |
| getEditTextPreference().setText(value); |
| } |
| } |
| } |
| |
| } |