1 | /* $Id: UIGlobalSettingsInterface.cpp 104356 2024-04-17 19:44:59Z vboxsync $ */
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2 | /** @file
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3 | * VBox Qt GUI - UIGlobalSettingsInterface class implementation.
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4 | */
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5 |
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6 | /*
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7 | * Copyright (C) 2008-2023 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 <QVBoxLayout>
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30 | #include <QVariant>
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31 |
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32 | /* GUI includes: */
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33 | #include "UIColorThemeEditor.h"
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34 | #include "UIExtraDataManager.h"
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35 | #include "UIGlobalSettingsInterface.h"
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36 |
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37 |
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38 | /** Global settings: User Interface page data structure. */
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39 | struct UIDataSettingsGlobalInterface
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40 | {
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41 | /** Constructs data. */
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42 | UIDataSettingsGlobalInterface()
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43 | : m_enmColorTheme(UIColorThemeType_Auto)
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44 | {}
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45 |
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46 | /** Returns whether the @a other passed data is equal to this one. */
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47 | bool equal(const UIDataSettingsGlobalInterface &other) const
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48 | {
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49 | return true
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50 | && (m_enmColorTheme == other.m_enmColorTheme)
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51 | ;
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52 | }
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53 |
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54 | /** Returns whether the @a other passed data is equal to this one. */
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55 | bool operator==(const UIDataSettingsGlobalInterface &other) const { return equal(other); }
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56 | /** Returns whether the @a other passed data is different from this one. */
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57 | bool operator!=(const UIDataSettingsGlobalInterface &other) const { return !equal(other); }
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58 |
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59 | /** Holds the color-theme. */
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60 | UIColorThemeType m_enmColorTheme;
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61 | };
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62 |
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63 |
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64 | /*********************************************************************************************************************************
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65 | * Class UIGlobalSettingsInterface implementation. *
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66 | *********************************************************************************************************************************/
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67 |
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68 | UIGlobalSettingsInterface::UIGlobalSettingsInterface()
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69 | : m_pCache(0)
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70 | , m_pEditorColorTheme(0)
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71 | {
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72 | prepare();
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73 | }
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74 |
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75 | UIGlobalSettingsInterface::~UIGlobalSettingsInterface()
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76 | {
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77 | cleanup();
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78 | }
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79 |
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80 | bool UIGlobalSettingsInterface::changed() const
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81 | {
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82 | return m_pCache ? m_pCache->wasChanged() : false;
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83 | }
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84 |
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85 | void UIGlobalSettingsInterface::loadToCacheFrom(QVariant &data)
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86 | {
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87 | /* Sanity check: */
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88 | if (!m_pCache)
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89 | return;
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90 |
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91 | /* Fetch data to properties: */
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92 | UISettingsPageGlobal::fetchData(data);
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93 |
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94 | /* Clear cache initially: */
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95 | m_pCache->clear();
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96 |
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97 | /* Cache old data: */
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98 | UIDataSettingsGlobalInterface oldData;
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99 | oldData.m_enmColorTheme = gEDataManager->colorTheme();
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100 | m_pCache->cacheInitialData(oldData);
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101 |
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102 | /* Upload properties to data: */
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103 | UISettingsPageGlobal::uploadData(data);
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104 | }
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105 |
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106 | void UIGlobalSettingsInterface::getFromCache()
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107 | {
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108 | /* Sanity check: */
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109 | if (!m_pCache)
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110 | return;
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111 |
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112 | /* Load old data from cache: */
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113 | const UIDataSettingsGlobalInterface &oldData = m_pCache->base();
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114 | if (m_pEditorColorTheme)
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115 | m_pEditorColorTheme->setValue(oldData.m_enmColorTheme);
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116 |
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117 | /* Revalidate: */
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118 | revalidate();
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119 | }
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120 |
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121 | void UIGlobalSettingsInterface::putToCache()
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122 | {
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123 | /* Sanity check: */
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124 | if (!m_pCache)
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125 | return;
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126 |
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127 | /* Prepare new data: */
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128 | UIDataSettingsGlobalInterface newData;
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129 |
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130 | /* Cache new data: */
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131 | if (m_pEditorColorTheme)
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132 | newData.m_enmColorTheme = m_pEditorColorTheme->value();
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133 | m_pCache->cacheCurrentData(newData);
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134 | }
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135 |
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136 | void UIGlobalSettingsInterface::saveFromCacheTo(QVariant &data)
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137 | {
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138 | /* Fetch data to properties: */
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139 | UISettingsPageGlobal::fetchData(data);
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140 |
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141 | /* Update data and failing state: */
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142 | setFailed(!saveData());
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143 |
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144 | /* Upload properties to data: */
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145 | UISettingsPageGlobal::uploadData(data);
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146 | }
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147 |
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148 | void UIGlobalSettingsInterface::sltRetranslateUI()
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149 | {
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150 | }
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151 |
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152 | void UIGlobalSettingsInterface::prepare()
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153 | {
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154 | /* Prepare cache: */
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155 | m_pCache = new UISettingsCacheGlobalInterface;
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156 | AssertPtrReturnVoid(m_pCache);
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157 |
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158 | /* Prepare everything: */
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159 | prepareWidgets();
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160 |
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161 | /* Apply language settings: */
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162 | sltRetranslateUI();
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163 | }
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164 |
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165 | void UIGlobalSettingsInterface::prepareWidgets()
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166 | {
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167 | /* Prepare main layout: */
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168 | QVBoxLayout *pLayout = new QVBoxLayout(this);
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169 | if (pLayout)
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170 | {
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171 | /* Prepare 'color-theme' editor: */
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172 | m_pEditorColorTheme = new UIColorThemeEditor(this);
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173 | if (m_pEditorColorTheme)
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174 | {
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175 | addEditor(m_pEditorColorTheme);
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176 | pLayout->addWidget(m_pEditorColorTheme);
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177 | }
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178 |
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179 | /* Add stretch to the end: */
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180 | pLayout->addStretch();
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181 | }
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182 | }
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183 |
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184 | void UIGlobalSettingsInterface::cleanup()
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185 | {
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186 | /* Cleanup cache: */
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187 | delete m_pCache;
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188 | m_pCache = 0;
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189 | }
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190 |
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191 | bool UIGlobalSettingsInterface::saveData()
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192 | {
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193 | /* Sanity check: */
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194 | if (!m_pCache)
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195 | return false;
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196 |
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197 | /* Prepare result: */
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198 | bool fSuccess = true;
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199 | /* Save settings from cache: */
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200 | if ( fSuccess
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201 | && m_pCache->wasChanged())
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202 | {
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203 | /* Get old data from cache: */
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204 | const UIDataSettingsGlobalInterface &oldData = m_pCache->base();
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205 | /* Get new data from cache: */
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206 | const UIDataSettingsGlobalInterface &newData = m_pCache->data();
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207 |
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208 | /* Save 'color-theme': */
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209 | if ( fSuccess
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210 | && newData.m_enmColorTheme != oldData.m_enmColorTheme)
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211 | /* fSuccess = */ gEDataManager->setColorTheme(newData.m_enmColorTheme);
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212 | }
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213 | /* Return result: */
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214 | return fSuccess;
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215 | }
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