Alexandre Lision | a8b7872 | 2013-12-13 10:18:33 -0500 | [diff] [blame] | 1 | /* |
Alexandre Lision | c1024c0 | 2014-01-06 11:12:53 -0500 | [diff] [blame] | 2 | * Copyright (C) 2004-2014 Savoir-Faire Linux Inc. |
Alexandre Lision | a8b7872 | 2013-12-13 10:18:33 -0500 | [diff] [blame] | 3 | * |
| 4 | * Author: Alexandre Lision <alexandre.lision@savoirfairelinux.com> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 3 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 19 | * |
| 20 | * Additional permission under GNU GPL version 3 section 7: |
| 21 | * |
| 22 | * If you modify this program, or any covered work, by linking or |
| 23 | * combining it with the OpenSSL project's OpenSSL library (or a |
| 24 | * modified version of that library), containing parts covered by the |
| 25 | * terms of the OpenSSL or SSLeay licenses, Savoir-Faire Linux Inc. |
| 26 | * grants you additional permission to convey the resulting work. |
| 27 | * Corresponding Source for a non-source form of such a combination |
| 28 | * shall include the source code for the parts of OpenSSL used as well |
| 29 | * as that of the covered work. |
| 30 | */ |
| 31 | |
Alexandre Lision | 59daaaf | 2013-12-10 10:41:46 -0500 | [diff] [blame] | 32 | package org.sflphone.views; |
| 33 | |
| 34 | import org.sflphone.R; |
| 35 | import org.sflphone.utils.Compatibility; |
| 36 | |
| 37 | import android.content.Context; |
| 38 | import android.view.View.OnClickListener; |
| 39 | import android.preference.EditTextPreference; |
| 40 | import android.text.Editable; |
| 41 | import android.text.InputType; |
| 42 | import android.text.TextUtils; |
| 43 | import android.text.TextWatcher; |
| 44 | import android.util.AttributeSet; |
| 45 | import android.util.Log; |
| 46 | import android.view.View; |
| 47 | import android.view.ViewGroup; |
| 48 | import android.view.ViewParent; |
| 49 | import android.widget.CheckBox; |
| 50 | import android.widget.EditText; |
| 51 | |
| 52 | public class PasswordPreference extends EditTextPreference implements OnClickListener, TextWatcher { |
| 53 | |
| 54 | private static final String THIS_FILE = "PasswordPreference"; |
| 55 | private CheckBox showPwdCheckbox; |
| 56 | |
| 57 | private boolean canShowPassword = false; |
| 58 | |
| 59 | public PasswordPreference(Context context) { |
| 60 | this(context, null); |
| 61 | } |
| 62 | |
| 63 | public PasswordPreference(Context context, AttributeSet attrs) { |
| 64 | super(context, attrs); |
| 65 | } |
| 66 | |
| 67 | @Override |
| 68 | protected void onAddEditTextToDialogView(View dialogView, EditText editText) { |
| 69 | super.onAddEditTextToDialogView(dialogView, editText); |
| 70 | editText.addTextChangedListener(this); |
| 71 | } |
| 72 | |
| 73 | @Override |
| 74 | protected void onBindDialogView(View view) { |
| 75 | super.onBindDialogView(view); |
| 76 | try { |
| 77 | if (showPwdCheckbox == null) { |
| 78 | showPwdCheckbox = new CheckBox(getContext()); |
| 79 | showPwdCheckbox.setText(R.string.show_password); |
| 80 | showPwdCheckbox.setOnClickListener(this); |
| 81 | } |
| 82 | |
| 83 | canShowPassword = TextUtils.isEmpty(getText()); |
| 84 | getEditText().setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD); |
| 85 | updateCanShowPassword(); |
| 86 | ViewParent oldParent = showPwdCheckbox.getParent(); |
| 87 | if (oldParent != view) { |
| 88 | if (oldParent != null) { |
| 89 | ((ViewGroup) oldParent).removeView(showPwdCheckbox); |
| 90 | } |
| 91 | } |
| 92 | |
| 93 | ViewGroup container = (ViewGroup) view; |
| 94 | if (Compatibility.isCompatible(8)) { |
| 95 | container = (ViewGroup) container.getChildAt(0); |
| 96 | } |
| 97 | if (container != null) { |
| 98 | container.addView(showPwdCheckbox, ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT); |
| 99 | } |
| 100 | } catch (Exception e) { |
| 101 | // Just do nothing in case weird ROM in use |
| 102 | Log.w(THIS_FILE, "Unsupported device for enhanced password", e); |
| 103 | } |
| 104 | } |
| 105 | |
| 106 | @Override |
| 107 | public void onClick(View view) { |
| 108 | if (!canShowPassword) { |
| 109 | // Even if not shown, be very very sure we never come here |
| 110 | return; |
| 111 | } |
| 112 | getEditText().setInputType( |
| 113 | InputType.TYPE_CLASS_TEXT |
| 114 | | (((CheckBox) view).isChecked() ? InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD : InputType.TYPE_TEXT_VARIATION_PASSWORD)); |
| 115 | } |
| 116 | |
| 117 | @Override |
| 118 | public void setText(String text) { |
| 119 | super.setText(text); |
| 120 | setCanShowPassword(TextUtils.isEmpty(text)); |
| 121 | } |
| 122 | |
| 123 | private void updateCanShowPassword() { |
| 124 | if (showPwdCheckbox != null) { |
| 125 | showPwdCheckbox.setVisibility(canShowPassword ? View.VISIBLE : View.GONE); |
| 126 | } |
| 127 | } |
| 128 | |
| 129 | private void setCanShowPassword(boolean canShow) { |
| 130 | canShowPassword = canShow; |
| 131 | updateCanShowPassword(); |
| 132 | } |
| 133 | |
| 134 | @Override |
| 135 | public void afterTextChanged(Editable s) { |
| 136 | if (s.length() == 0) { |
| 137 | setCanShowPassword(true); |
| 138 | } |
| 139 | } |
| 140 | |
| 141 | @Override |
| 142 | public void beforeTextChanged(CharSequence s, int start, int count, int after) { |
| 143 | // Nothing to do |
| 144 | |
| 145 | } |
| 146 | |
| 147 | @Override |
| 148 | public void onTextChanged(CharSequence s, int start, int before, int count) { |
| 149 | // Nothing to do |
| 150 | } |
| 151 | |
| 152 | } |