1 /* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License 15 */ 16 17 package android.support.v7.preference; 18 19 import android.os.Bundle; 20 import android.view.View; 21 import android.view.ViewGroup; 22 import android.view.ViewParent; 23 import android.widget.EditText; 24 25 public class EditTextPreferenceDialogFragmentCompat extends PreferenceDialogFragmentCompat { 26 27 private EditText mEditText; 28 newInstance(String key)29 public static EditTextPreferenceDialogFragmentCompat newInstance(String key) { 30 final EditTextPreferenceDialogFragmentCompat 31 fragment = new EditTextPreferenceDialogFragmentCompat(); 32 final Bundle b = new Bundle(1); 33 b.putString(ARG_KEY, key); 34 fragment.setArguments(b); 35 return fragment; 36 } 37 38 @Override onBindDialogView(View view)39 protected void onBindDialogView(View view) { 40 super.onBindDialogView(view); 41 42 mEditText = new EditText(view.getContext()); 43 // Give it an ID so it can be saved/restored 44 mEditText.setId(android.R.id.edit); 45 46 mEditText.setText(getEditTextPreference().getText()); 47 48 ViewParent oldParent = mEditText.getParent(); 49 if (oldParent != view) { 50 if (oldParent != null) { 51 ((ViewGroup) oldParent).removeView(mEditText); 52 } 53 onAddEditTextToDialogView(view, mEditText); 54 } 55 } 56 getEditTextPreference()57 private EditTextPreference getEditTextPreference() { 58 return (EditTextPreference) getPreference(); 59 } 60 61 /** @hide */ 62 @Override needInputMethod()63 protected boolean needInputMethod() { 64 // We want the input method to show, if possible, when dialog is displayed 65 return true; 66 } 67 68 /** 69 * Adds the EditText widget of this preference to the dialog's view. 70 * 71 * @param dialogView The dialog view. 72 */ onAddEditTextToDialogView(View dialogView, EditText editText)73 protected void onAddEditTextToDialogView(View dialogView, EditText editText) { 74 ViewGroup container = (ViewGroup) dialogView 75 .findViewById(R.id.edittext_container); 76 if (container != null) { 77 container.addView(editText, ViewGroup.LayoutParams.FILL_PARENT, 78 ViewGroup.LayoutParams.WRAP_CONTENT); 79 } 80 } 81 82 @Override onDialogClosed(boolean positiveResult)83 public void onDialogClosed(boolean positiveResult) { 84 85 if (positiveResult) { 86 String value = mEditText.getText().toString(); 87 if (getEditTextPreference().callChangeListener(value)) { 88 getEditTextPreference().setText(value); 89 } 90 } 91 } 92 93 } 94