1 | /* $Id: UIUserNamePasswordEditor.cpp 101560 2023-10-23 16:10:12Z vboxsync $ */
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2 | /** @file
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3 | * VBox Qt GUI - UIUserNamePasswordEditor class implementation.
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4 | */
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5 |
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6 | /*
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7 | * Copyright (C) 2006-2023 Oracle and/or its affiliates.
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8 | *
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9 | * This file is part of VirtualBox base platform packages, as
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10 | * available from https://www.virtualbox.org.
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11 | *
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12 | * This program is free software; you can redistribute it and/or
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13 | * modify it under the terms of the GNU General Public License
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14 | * as published by the Free Software Foundation, in version 3 of the
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15 | * License.
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16 | *
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17 | * This program is distributed in the hope that it will be useful, but
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18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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20 | * General Public License for more details.
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21 | *
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22 | * You should have received a copy of the GNU General Public License
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23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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24 | *
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25 | * SPDX-License-Identifier: GPL-3.0-only
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26 | */
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27 |
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28 | /* Qt includes: */
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29 | #include <QGridLayout>
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30 | #include <QLabel>
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31 | #include <QStyle>
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32 | #include <QVBoxLayout>
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33 | #include <QWindow>
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34 |
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35 | /* GUI includes: */
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36 | #include "QILineEdit.h"
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37 | #include "QIRichTextLabel.h"
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38 | #include "QIToolButton.h"
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39 | #include "UICursor.h"
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40 | #include "UIIconPool.h"
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41 | #include "UIUserNamePasswordEditor.h"
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42 |
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43 | /* Other VBox includes: */
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44 | #include "iprt/assert.h"
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45 |
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46 |
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47 | UIPasswordLineEdit::UIPasswordLineEdit(QWidget *pParent /*= 0 */)
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48 | : QLineEdit(pParent)
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49 | , m_pTextVisibilityButton(0)
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50 | , m_pErrorIconLabel(0)
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51 | , m_fMarkForError(false)
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52 | {
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53 | prepare();
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54 | }
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55 |
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56 | void UIPasswordLineEdit::toggleTextVisibility(bool fTextVisible)
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57 | {
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58 | AssertPtrReturnVoid(m_pTextVisibilityButton);
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59 |
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60 | if (fTextVisible)
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61 | {
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62 | setEchoMode(QLineEdit::Normal);
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63 | if (m_pTextVisibilityButton)
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64 | m_pTextVisibilityButton->setIcon(UIIconPool::iconSet(":/eye_closed_10px.png"));
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65 | }
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66 | else
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67 | {
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68 | setEchoMode(QLineEdit::Password);
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69 | if (m_pTextVisibilityButton)
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70 | m_pTextVisibilityButton->setIcon(UIIconPool::iconSet(":/eye_10px.png"));
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71 | }
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72 | }
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73 |
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74 | void UIPasswordLineEdit::mark(bool fError, const QString &strErrorToolTip)
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75 | {
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76 | /* Check if something really changed: */
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77 | if (m_fMarkForError == fError && m_strErrorToolTip == strErrorToolTip)
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78 | return;
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79 |
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80 | /* Save new values: */
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81 | m_fMarkForError = fError;
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82 | m_strErrorToolTip = strErrorToolTip;
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83 |
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84 | /* Update accordingly: */
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85 | if (m_fMarkForError)
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86 | {
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87 | /* Create label if absent: */
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88 | if (!m_pErrorIconLabel)
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89 | m_pErrorIconLabel = new QLabel(this);
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90 |
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91 | /* Update label content, visibility & position: */
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92 | const int iIconMetric = QApplication::style()->pixelMetric(QStyle::PM_SmallIconSize) * .625;
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93 | const int iShift = height() > iIconMetric ? (height() - iIconMetric) / 2 : 0;
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94 | const qreal fDevicePixelRatio = window() && window()->windowHandle() ? window()->windowHandle()->devicePixelRatio() : 1;
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95 | m_pErrorIconLabel->setPixmap(m_markIcon.pixmap(QSize(iIconMetric, iIconMetric), fDevicePixelRatio));
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96 | m_pErrorIconLabel->setToolTip(m_strErrorToolTip);
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97 | int iIconX = width() - iIconMetric - iShift;
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98 | if (m_pTextVisibilityButton)
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99 | iIconX -= m_pTextVisibilityButton->width() - iShift;
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100 | m_pErrorIconLabel->move(iIconX, iShift);
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101 | m_pErrorIconLabel->show();
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102 | }
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103 | else
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104 | {
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105 | /* Hide label: */
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106 | if (m_pErrorIconLabel)
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107 | m_pErrorIconLabel->hide();
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108 | }
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109 | }
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110 |
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111 | void UIPasswordLineEdit::prepare()
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112 | {
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113 | m_markIcon = UIIconPool::iconSet(":/status_error_16px.png");
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114 | /* Prepare text visibility button: */
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115 | m_pTextVisibilityButton = new QIToolButton(this);
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116 | if (m_pTextVisibilityButton)
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117 | {
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118 | m_pTextVisibilityButton->setIconSize(QSize(10, 10));
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119 | m_pTextVisibilityButton->setFocusPolicy(Qt::ClickFocus);
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120 | UICursor::setCursor(m_pTextVisibilityButton, Qt::ArrowCursor);
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121 | m_pTextVisibilityButton->show();
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122 | connect(m_pTextVisibilityButton, &QToolButton::clicked, this, &UIPasswordLineEdit::sltHandleTextVisibilityChange);
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123 | }
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124 | m_pErrorIconLabel = new QLabel(this);
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125 | toggleTextVisibility(false);
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126 | adjustTextVisibilityButtonGeometry();
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127 | }
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128 |
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129 | void UIPasswordLineEdit::adjustTextVisibilityButtonGeometry()
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130 | {
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131 | AssertPtrReturnVoid(m_pTextVisibilityButton);
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132 |
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133 | #ifdef VBOX_WS_MAC
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134 | /* Do not forget to update QIToolButton size on macOS, it's FIXED: */
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135 | m_pTextVisibilityButton->setFixedSize(m_pTextVisibilityButton->minimumSizeHint());
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136 | /* Calculate suitable position for a QIToolButton, it's FRAMELESS: */
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137 | const int iWidth = m_pTextVisibilityButton->width();
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138 | const int iMinHeight = qMin(height(), m_pTextVisibilityButton->height());
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139 | const int iMaxHeight = qMax(height(), m_pTextVisibilityButton->height());
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140 | const int iHalfHeightDiff = (iMaxHeight - iMinHeight) / 2;
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141 | m_pTextVisibilityButton->setGeometry(width() - iWidth - iHalfHeightDiff, iHalfHeightDiff, iWidth, iWidth);
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142 | #else
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143 | int iFrameWidth = style()->pixelMetric(QStyle::PM_DefaultFrameWidth);
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144 | int iSize = height() - 2 * iFrameWidth;
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145 | m_pTextVisibilityButton->setGeometry(width() - iSize, iFrameWidth, iSize, iSize);
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146 | #endif
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147 | }
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148 |
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149 | void UIPasswordLineEdit::resizeEvent(QResizeEvent *pEvent)
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150 | {
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151 | /* Call to base-class: */
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152 | QLineEdit::resizeEvent(pEvent);
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153 | adjustTextVisibilityButtonGeometry();
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154 |
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155 | /* Update error label position: */
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156 | if (m_pErrorIconLabel)
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157 | {
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158 | const int iIconMetric = QApplication::style()->pixelMetric(QStyle::PM_SmallIconSize) * .625;
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159 | const int iShift = height() > iIconMetric ? (height() - iIconMetric) / 2 : 0;
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160 | int iIconX = width() - iIconMetric - iShift;
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161 | if (m_pTextVisibilityButton)
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162 | iIconX -= m_pTextVisibilityButton->width() - iShift;
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163 | m_pErrorIconLabel->move(iIconX, iShift);
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164 | }
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165 | }
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166 |
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167 | void UIPasswordLineEdit::sltHandleTextVisibilityChange()
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168 | {
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169 | bool fTextVisible = false;
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170 | if (echoMode() == QLineEdit::Normal)
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171 | fTextVisible = false;
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172 | else
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173 | fTextVisible = true;
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174 | toggleTextVisibility(fTextVisible);
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175 | emit sigTextVisibilityToggled(fTextVisible);
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176 | }
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177 |
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178 |
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179 | /*********************************************************************************************************************************
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180 | * UIUserNamePasswordEditor implementation. *
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181 | *********************************************************************************************************************************/
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182 |
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183 | UIUserNamePasswordEditor::UIUserNamePasswordEditor(QWidget *pParent /* = 0 */)
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184 | : QIWithRetranslateUI<QWidget>(pParent)
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185 | , m_pUserNameLineEdit(0)
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186 | , m_pPasswordLineEdit(0)
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187 | , m_pPasswordRepeatLineEdit(0)
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188 | , m_pUserNameLabel(0)
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189 | , m_pPasswordLabel(0)
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190 | , m_pPasswordRepeatLabel(0)
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191 | , m_fShowPlaceholderText(true)
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192 | , m_fLabelsVisible(true)
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193 | {
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194 | prepare();
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195 | }
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196 |
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197 | QString UIUserNamePasswordEditor::userName() const
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198 | {
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199 | if (m_pUserNameLineEdit)
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200 | return m_pUserNameLineEdit->text();
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201 | return QString();
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202 | }
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203 |
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204 | void UIUserNamePasswordEditor::setUserName(const QString &strUserName)
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205 | {
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206 | if (m_pUserNameLineEdit)
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207 | return m_pUserNameLineEdit->setText(strUserName);
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208 | }
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209 |
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210 | QString UIUserNamePasswordEditor::password() const
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211 | {
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212 | if (m_pPasswordLineEdit)
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213 | return m_pPasswordLineEdit->text();
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214 | return QString();
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215 | }
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216 |
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217 | void UIUserNamePasswordEditor::setPassword(const QString &strPassword)
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218 | {
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219 | if (m_pPasswordLineEdit)
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220 | m_pPasswordLineEdit->setText(strPassword);
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221 | if (m_pPasswordRepeatLineEdit)
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222 | m_pPasswordRepeatLineEdit->setText(strPassword);
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223 | }
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224 |
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225 | bool UIUserNamePasswordEditor::isUserNameComplete()
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226 | {
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227 | bool fComplete = (m_pUserNameLineEdit && !m_pUserNameLineEdit->text().isEmpty());
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228 | if (m_pUserNameLineEdit)
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229 | m_pUserNameLineEdit->mark(!fComplete, UIUserNamePasswordEditor::tr("Invalid username"));
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230 | return fComplete;
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231 | }
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232 |
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233 | bool UIUserNamePasswordEditor::isPasswordComplete()
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234 | {
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235 | bool fPasswordOK = true;
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236 | if (m_pPasswordLineEdit && m_pPasswordRepeatLineEdit)
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237 | {
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238 | if (m_pPasswordLineEdit->text() != m_pPasswordRepeatLineEdit->text())
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239 | fPasswordOK = false;
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240 | if (m_pPasswordLineEdit->text().isEmpty())
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241 | fPasswordOK = false;
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242 | m_pPasswordLineEdit->mark(!fPasswordOK, m_strPasswordError);
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243 | m_pPasswordRepeatLineEdit->mark(!fPasswordOK, m_strPasswordError);
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244 | }
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245 | return fPasswordOK;
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246 | }
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247 |
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248 | bool UIUserNamePasswordEditor::isComplete()
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249 | {
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250 | bool fUserNameField = isUserNameComplete();
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251 | bool fPasswordField = isPasswordComplete();
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252 | return fUserNameField && fPasswordField;
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253 | }
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254 |
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255 | void UIUserNamePasswordEditor::setPlaceholderTextEnabled(bool fEnabled)
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256 | {
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257 | if (m_fShowPlaceholderText == fEnabled)
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258 | return;
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259 | m_fShowPlaceholderText = fEnabled;
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260 | retranslateUi();
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261 | }
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262 |
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263 | void UIUserNamePasswordEditor::setLabelsVisible(bool fVisible)
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264 | {
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265 | if (m_fLabelsVisible == fVisible)
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266 | return;
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267 | m_fLabelsVisible = fVisible;
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268 | m_pUserNameLabel->setVisible(fVisible);
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269 | m_pPasswordLabel->setVisible(fVisible);
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270 | m_pPasswordRepeatLabel->setVisible(fVisible);
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271 |
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272 | }
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273 |
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274 | void UIUserNamePasswordEditor::retranslateUi()
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275 | {
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276 | QString strPassword = tr("Pass&word");
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277 | QString strRepeatPassword = tr("&Repeat Password");
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278 | QString strUsername = tr("U&sername");
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279 | if (m_pUserNameLabel)
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280 | m_pUserNameLabel->setText(QString("%1%2").arg(strUsername).arg(":"));
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281 |
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282 | if (m_pPasswordLabel)
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283 | m_pPasswordLabel->setText(QString("%1%2").arg(strPassword).arg(":"));
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284 |
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285 | if (m_pPasswordRepeatLabel)
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286 | m_pPasswordRepeatLabel->setText(QString("%1%2").arg(strRepeatPassword).arg(":"));
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287 |
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288 | if (m_fShowPlaceholderText)
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289 | {
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290 | if(m_pUserNameLineEdit)
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291 | m_pUserNameLineEdit->setPlaceholderText(strUsername.remove('&'));
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292 | if (m_pPasswordLineEdit)
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293 | m_pPasswordLineEdit->setPlaceholderText(strPassword.remove('&'));
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294 | if (m_pPasswordRepeatLineEdit)
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295 | m_pPasswordRepeatLineEdit->setPlaceholderText(strRepeatPassword.remove('&'));
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296 | }
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297 | else
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298 | {
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299 | if(m_pUserNameLineEdit)
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300 | m_pUserNameLineEdit->setPlaceholderText(QString());
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301 | if (m_pPasswordLineEdit)
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302 | m_pPasswordLineEdit->setPlaceholderText(QString());
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303 | if (m_pPasswordRepeatLineEdit)
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304 | m_pPasswordRepeatLineEdit->setPlaceholderText(QString());
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305 | }
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306 | if(m_pUserNameLineEdit)
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307 | m_pUserNameLineEdit->setToolTip(tr("Holds username."));
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308 | if (m_pPasswordLineEdit)
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309 | m_pPasswordLineEdit->setToolTip(tr("Holds password."));
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310 | if (m_pPasswordRepeatLineEdit)
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311 | m_pPasswordRepeatLineEdit->setToolTip(tr("Holds the repeated password."));
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312 | m_strPasswordError = tr("Invalid password pair");
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313 | }
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314 |
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315 | template <class T>
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316 | void UIUserNamePasswordEditor::addLineEdit(int &iRow, QLabel *&pLabel, T *&pLineEdit, QGridLayout *pLayout)
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317 | {
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318 | if (!pLayout || pLabel || pLineEdit)
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319 | return;
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320 | pLabel = new QLabel;
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321 | if (!pLabel)
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322 | return;
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323 | pLabel->setAlignment(Qt::AlignRight);
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324 | pLabel->setSizePolicy(QSizePolicy::Minimum, QSizePolicy::Fixed);
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325 |
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326 | pLayout->addWidget(pLabel, iRow, 0, 1, 1);
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327 |
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328 | pLineEdit = new T;
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329 | if (!pLineEdit)
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330 | return;
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331 | pLayout->addWidget(pLineEdit, iRow, 1, 1, 3);
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332 |
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333 | pLabel->setBuddy(pLineEdit);
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334 | ++iRow;
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335 | return;
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336 | }
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337 |
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338 | void UIUserNamePasswordEditor::prepare()
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339 | {
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340 | QGridLayout *pMainLayout = new QGridLayout;
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341 | pMainLayout->setColumnStretch(0, 0);
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342 | pMainLayout->setColumnStretch(1, 1);
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343 | if (!pMainLayout)
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344 | return;
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345 | setLayout(pMainLayout);
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346 | int iRow = 0;
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347 | addLineEdit<UIMarkableLineEdit>(iRow, m_pUserNameLabel, m_pUserNameLineEdit, pMainLayout);
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348 | addLineEdit<UIPasswordLineEdit>(iRow, m_pPasswordLabel, m_pPasswordLineEdit, pMainLayout);
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349 | addLineEdit<UIPasswordLineEdit>(iRow, m_pPasswordRepeatLabel, m_pPasswordRepeatLineEdit, pMainLayout);
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350 |
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351 | connect(m_pPasswordLineEdit, &UIPasswordLineEdit::sigTextVisibilityToggled,
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352 | this, &UIUserNamePasswordEditor::sltHandlePasswordVisibility);
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353 | connect(m_pPasswordRepeatLineEdit, &UIPasswordLineEdit::sigTextVisibilityToggled,
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354 | this, &UIUserNamePasswordEditor::sltHandlePasswordVisibility);
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355 | connect(m_pPasswordLineEdit, &UIPasswordLineEdit::textChanged,
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356 | this, &UIUserNamePasswordEditor::sltPasswordChanged);
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357 | connect(m_pPasswordRepeatLineEdit, &UIPasswordLineEdit::textChanged,
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358 | this, &UIUserNamePasswordEditor::sltPasswordChanged);
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359 | connect(m_pUserNameLineEdit, &UIMarkableLineEdit::textChanged,
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360 | this, &UIUserNamePasswordEditor::sltUserNameChanged);
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361 |
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362 | retranslateUi();
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363 | }
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364 |
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365 | void UIUserNamePasswordEditor::sltHandlePasswordVisibility(bool fPasswordVisible)
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366 | {
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367 | if (m_pPasswordLineEdit)
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368 | m_pPasswordLineEdit->toggleTextVisibility(fPasswordVisible);
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369 | if (m_pPasswordRepeatLineEdit)
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370 | m_pPasswordRepeatLineEdit->toggleTextVisibility(fPasswordVisible);
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371 | }
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372 |
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373 | void UIUserNamePasswordEditor::sltUserNameChanged()
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374 | {
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375 | isUserNameComplete();
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376 | emit sigUserNameChanged(m_pUserNameLineEdit->text());
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377 | }
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378 |
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379 | void UIUserNamePasswordEditor::sltPasswordChanged()
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380 | {
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381 | isPasswordComplete();
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382 | emit sigPasswordChanged(m_pPasswordLineEdit->text());
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383 | }
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