1 | /* $Id: UIPopupBox.h 76581 2019-01-01 06:24:57Z vboxsync $ */
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2 | /** @file
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3 | * VBox Qt GUI - UIPopupBox/UIPopupBoxGroup classes declaration.
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4 | */
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5 |
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6 | /*
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7 | * Copyright (C) 2010-2019 Oracle Corporation
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8 | *
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9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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10 | * available from http://www.virtualbox.org. This file is free software;
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11 | * you can redistribute it and/or modify it under the terms of the GNU
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12 | * General Public License (GPL) as published by the Free Software
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13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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16 | */
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17 |
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18 | #ifndef FEQT_INCLUDED_SRC_widgets_UIPopupBox_h
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19 | #define FEQT_INCLUDED_SRC_widgets_UIPopupBox_h
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20 | #ifndef RT_WITHOUT_PRAGMA_ONCE
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21 | # pragma once
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22 | #endif
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23 |
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24 | /* Qt includes: */
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25 | #include <QIcon>
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26 | #include <QWidget>
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27 |
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28 | /* GUI includes: */
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29 | #include "UILibraryDefs.h"
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30 |
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31 | /* Forward declarations: */
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32 | class QEvent;
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33 | class QIcon;
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34 | class QLabel;
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35 | class QMouseEvent;
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36 | class QObject;
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37 | class QPainterPath;
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38 | class QPaintEvent;
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39 | class QResizeEvent;
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40 | class QString;
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41 | class QWidget;
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42 |
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43 |
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44 | /** QWidget extension,
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45 | * wrapping content-widget with nice collapsable frame. */
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46 | class SHARED_LIBRARY_STUFF UIPopupBox : public QWidget
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47 | {
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48 | Q_OBJECT;
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49 |
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50 | signals:
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51 |
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52 | /** Notifies about title with @a strLink was clicked. */
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53 | void sigTitleClicked(const QString &strLink);
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54 |
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55 | /** Notifies box was toggled and currently @a fOpened. */
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56 | void sigToggled(bool fOpened);
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57 |
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58 | /** Asks to update contents widget. */
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59 | void sigUpdateContentWidget();
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60 |
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61 | /** Notify about box is hovered. */
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62 | void sigGotHover();
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63 |
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64 | public:
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65 |
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66 | /** Construct popup-box passing @a pParent to the base-class. */
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67 | UIPopupBox(QWidget *pParent);
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68 | /** Destruct popup-box. */
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69 | virtual ~UIPopupBox() /* override */;
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70 |
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71 | /** Defines title @a icon. */
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72 | void setTitleIcon(const QIcon &icon);
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73 | /** Returns title icon. */
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74 | QIcon titleIcon() const;
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75 |
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76 | /** Defines warning @a icon. */
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77 | void setWarningIcon(const QIcon &icon);
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78 | /** Returns warnings icon. */
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79 | QIcon warningIcon() const;
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80 |
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81 | /** Defines @a strTitle. */
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82 | void setTitle(const QString &strTitle);
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83 | /** Returns title. */
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84 | QString title() const;
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85 |
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86 | /** Defines title @a strLink. */
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87 | void setTitleLink(const QString &strLink);
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88 | /** Returns title link. */
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89 | QString titleLink() const;
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90 | /** Defines whether title link is @a fEnabled. */
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91 | void setTitleLinkEnabled(bool fEnabled);
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92 | /** Returns whether title link is enabled. */
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93 | bool isTitleLinkEnabled() const;
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94 |
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95 | /** Defines content @a pWidget. */
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96 | void setContentWidget(QWidget *pWidget);
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97 | /** Returns content widget. */
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98 | QWidget *contentWidget() const;
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99 |
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100 | /** Defines whether box is @a fOpened. */
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101 | void setOpen(bool fOpened);
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102 | /** Toggles current opened state. */
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103 | void toggleOpen();
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104 | /** Returns whether box is opened. */
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105 | bool isOpen() const;
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106 |
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107 | /** Calls for content iwdget update. */
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108 | void callForUpdateContentWidget() { emit sigUpdateContentWidget(); }
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109 |
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110 | protected:
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111 |
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112 | /** Handles any Qt @a pEvent. */
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113 | virtual bool event(QEvent *pEvent) /* override */;
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114 |
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115 | /** Pre-handles standard Qt @a pEvent for passed @a pObject. */
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116 | virtual bool eventFilter(QObject *pObject, QEvent *pEvent) /* override */;
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117 |
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118 | /** Handles resize @a pEvent. */
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119 | virtual void resizeEvent(QResizeEvent *pEvent) /* override */;
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120 |
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121 | /** Handles paint @a pEvent. */
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122 | virtual void paintEvent(QPaintEvent *pEvent) /* override */;
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123 |
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124 | /** Handles mouse double-click @a pEvent. */
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125 | virtual void mouseDoubleClickEvent(QMouseEvent *pEvent) /* override */;
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126 |
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127 | private:
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128 |
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129 | /** Updates title icon. */
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130 | void updateTitleIcon();
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131 | /** Updates warning icon. */
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132 | void updateWarningIcon();
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133 | /** Updates title. */
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134 | void updateTitle();
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135 | /** Updates hovered state. */
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136 | void updateHover();
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137 | /** Revokes hovered state. */
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138 | void revokeHover();
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139 | /** Toggles hovered state to @a fHeaderHover. */
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140 | void toggleHover(bool fHeaderHover);
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141 | /** Recalculates geometry. */
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142 | void recalc();
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143 |
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144 | /** Holds the title icon label. */
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145 | QLabel *m_pTitleIcon;
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146 | /** Holds the warning icon label. */
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147 | QLabel *m_pWarningIcon;
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148 | /** Holds the title label. */
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149 | QLabel *m_pTitleLabel;
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150 |
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151 | /** Holds the title icon. */
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152 | QIcon m_titleIcon;
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153 | /** Holds the warning icon. */
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154 | QIcon m_warningIcon;
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155 | /** Holds the title text. */
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156 | QString m_strTitle;
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157 | /** Holds the link icon. */
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158 | QString m_strLink;
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159 |
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160 | /** Holds whether the link is enabled. */
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161 | bool m_fLinkEnabled : 1;
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162 | /** Holds whether box is opened. */
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163 | bool m_fOpened : 1;
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164 | /** Holds whether header is hovered. */
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165 | bool m_fHovered : 1;
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166 |
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167 | /** Holds the content widget. */
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168 | QWidget *m_pContentWidget;
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169 |
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170 | /** Holds the label painter path. */
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171 | QPainterPath *m_pLabelPath;
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172 |
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173 | /** Holds the arrow width. */
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174 | const int m_iArrowWidth;
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175 | /** Holds the arrow painter-path. */
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176 | QPainterPath m_arrowPath;
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177 |
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178 | /** Allow popup-box group to access private API. */
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179 | friend class UIPopupBoxGroup;
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180 | };
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181 |
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182 |
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183 | /** QObject extension,
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184 | * provides a container to organize groups of popup-boxes. */
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185 | class SHARED_LIBRARY_STUFF UIPopupBoxGroup : public QObject
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186 | {
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187 | Q_OBJECT;
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188 |
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189 | public:
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190 |
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191 | /** Construct popup-box passing @a pParent to the base-class. */
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192 | UIPopupBoxGroup(QObject *pParent);
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193 | /** Destruct popup-box. */
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194 | virtual ~UIPopupBoxGroup() /* override */;
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195 |
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196 | /** Adds @a pPopupBox into group. */
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197 | void addPopupBox(UIPopupBox *pPopupBox);
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198 |
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199 | private slots:
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200 |
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201 | /** Handles group hovering. */
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202 | void sltHoverChanged();
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203 |
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204 | private:
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205 |
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206 | /** Holds the list of popup-boxes. */
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207 | QList<UIPopupBox*> m_list;
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208 | };
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209 |
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210 |
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211 | #endif /* !FEQT_INCLUDED_SRC_widgets_UIPopupBox_h */
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212 |
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