1 | /* $Id: UIMediaComboBox.h 76553 2019-01-01 01:45:53Z vboxsync $ */
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2 | /** @file
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3 | * VBox Qt GUI - UIMediaComboBox class declaration.
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4 | */
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5 |
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6 | /*
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7 | * Copyright (C) 2006-2019 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 ___UIMediaComboBox_h___
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19 | #define ___UIMediaComboBox_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 <QComboBox>
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26 | #include <QString>
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27 |
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28 | /* GUI includes: */
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29 | #include "VBoxGlobal.h"
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30 | #include "UILibraryDefs.h"
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31 |
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32 | /** QComboBox subclass representing a list of registered media. */
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33 | class SHARED_LIBRARY_STUFF UIMediaComboBox : public QComboBox
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34 | {
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35 | Q_OBJECT;
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36 |
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37 | public:
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38 |
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39 | /** Base-to-diff media map. */
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40 | typedef QMap<QString, QString> BaseToDiffMap;
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41 |
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42 | /** Constructs media combo-box passing @a pParent to the base-class. */
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43 | UIMediaComboBox(QWidget *pParent);
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44 |
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45 | /** Performs refresh. */
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46 | void refresh();
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47 | /** Performs repopulation. */
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48 | void repopulate();
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49 |
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50 | /** Defines @a enmMediaType. */
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51 | void setType(UIMediumDeviceType enmMediaType) { m_enmMediaType = enmMediaType; }
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52 | /** Returns media type. */
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53 | UIMediumDeviceType type() const { return m_enmMediaType; }
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54 |
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55 | /** Defines @a uMachineId. */
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56 | void setMachineId(const QUuid &uMachineId) { m_uMachineId = uMachineId; }
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57 |
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58 | /** Defines current item through @a uItemId. */
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59 | void setCurrentItem(const QUuid &uItemId);
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60 |
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61 | /** Returns id of item with certain @a iIndex. */
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62 | QUuid id(int iIndex = -1) const;
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63 | /** Returns location of item with certain @a iIndex. */
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64 | QString location(int iIndex = -1) const;
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65 |
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66 | protected slots:
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67 |
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68 | /** Habdles medium-created signal for medium with @a uMediumId. */
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69 | void sltHandleMediumCreated(const QUuid &uMediumId);
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70 | /** Habdles medium-enumerated signal for medium with @a uMediumId. */
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71 | void sltHandleMediumEnumerated(const QUuid &uMediumId);
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72 | /** Habdles medium-deleted signal for medium with @a uMediumId. */
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73 | void sltHandleMediumDeleted(const QUuid &uMediumId);
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74 |
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75 | /** Handles medium enumeration start. */
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76 | void sltHandleMediumEnumerationStart();
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77 |
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78 | /** Handles combo activation for item with certain @a iIndex. */
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79 | void sltHandleComboActivated(int iIndex);
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80 |
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81 | /** Handles combo hovering for item with certain @a index. */
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82 | void sltHandleComboHovered(const QModelIndex &index);
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83 |
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84 | protected:
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85 |
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86 | /** Prepares all. */
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87 | void prepare();
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88 |
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89 | /** Uses the tool-tip of the item with @a iIndex. */
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90 | void updateToolTip(int iIndex);
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91 |
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92 | /** Appends item for certain @a guiMedium. */
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93 | void appendItem(const UIMedium &guiMedium);
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94 | /** Replases item on certain @a iPosition with new item based on @a guiMedium. */
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95 | void replaceItem(int iPosition, const UIMedium &guiMedium);
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96 |
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97 | /** Searches for a @a iIndex of medium with certain @a uId. */
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98 | bool findMediaIndex(const QUuid &uId, int &iIndex);
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99 |
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100 | /** Holds the media type. */
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101 | UIMediumDeviceType m_enmMediaType;
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102 |
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103 | /** Holds the machine ID. */
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104 | QUuid m_uMachineId;
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105 |
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106 | /** Simplified media description. */
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107 | struct Medium
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108 | {
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109 | Medium() {}
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110 | Medium(const QUuid &uId,
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111 | const QString &strLocation,
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112 | const QString &strToolTip)
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113 | : id(uId), location(strLocation), toolTip(strToolTip)
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114 | {}
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115 |
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116 | QUuid id;
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117 | QString location;
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118 | QString toolTip;
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119 | };
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120 | /** Vector of simplified media descriptions. */
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121 | typedef QVector<Medium> Media;
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122 |
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123 | /** Holds currently cached media descriptions. */
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124 | Media m_media;
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125 |
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126 | /** Holds the last chosen medium ID. */
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127 | QUuid m_uLastItemId;
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128 | };
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129 |
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130 | #endif /* !___UIMediaComboBox_h___ */
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