1 | /* $Id: QIListView.cpp 42261 2012-07-20 13:27:47Z vboxsync $ */
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2 | /** @file
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3 | *
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4 | * VBox frontends: Qt GUI ("VirtualBox"):
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5 | * QIListView, QIItemDelegate class implementation
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6 | */
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7 |
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8 | /*
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9 | * Copyright (C) 2006-2012 Oracle Corporation
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10 | *
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11 | * This file is part of VirtualBox Open Source Edition (OSE), as
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12 | * available from http://www.virtualbox.org. This file is free software;
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13 | * you can redistribute it and/or modify it under the terms of the GNU
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14 | * General Public License (GPL) as published by the Free Software
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15 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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16 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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17 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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18 | */
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19 |
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20 | #if MAC_LEOPARD_STYLE
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21 | /* Qt includes: */
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22 | # include <QPainter>
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23 | # include <QApplication>
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24 | # include <qmacstyle_mac.h>
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25 | #endif /* MAC_LEOPARD_STYLE */
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26 |
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27 | /* GUI includes: */
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28 | #include "QIListView.h"
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29 |
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30 | QIListView::QIListView (QWidget *aParent /* = 0 */)
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31 | :QListView (aParent)
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32 | {
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33 | /* Track if the application lost the focus */
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34 | #if MAC_LEOPARD_STYLE
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35 | connect (QCoreApplication::instance(), SIGNAL (focusChanged (QWidget *, QWidget *)),
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36 | this, SLOT (focusChanged (QWidget *, QWidget *)));
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37 | /* 1 pixel line frame */
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38 | setMidLineWidth (1);
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39 | setLineWidth (0);
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40 | setFrameShape (QFrame::Box);
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41 | focusChanged (NULL, qApp->focusWidget());
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42 | /* Nesty hack to disable the focus rect on the list view. This interface
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43 | * may change at any time! */
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44 | static_cast<QMacStyle *> (style())->setFocusRectPolicy (this, QMacStyle::FocusDisabled);
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45 | #endif /* MAC_LEOPARD_STYLE */
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46 | }
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47 |
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48 | void QIListView::focusChanged (QWidget * /* aOld */, QWidget *aNow)
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49 | {
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50 | #if MAC_LEOPARD_STYLE
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51 | QColor bgColor (212, 221, 229);
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52 | if (aNow == NULL)
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53 | bgColor.setRgb (232, 232, 232);
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54 | QPalette pal = viewport()->palette();
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55 | pal.setColor (QPalette::Base, bgColor);
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56 | viewport()->setPalette (pal);
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57 | viewport()->setAutoFillBackground(true);
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58 | #else /* MAC_LEOPARD_STYLE */
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59 | Q_UNUSED (aNow);
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60 | #endif /* MAC_LEOPARD_STYLE */
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61 | }
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62 |
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63 | /* QIItemDelegate class */
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64 |
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65 | void QIItemDelegate::drawBackground (QPainter *aPainter, const QStyleOptionViewItem &aOption,
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66 | const QModelIndex &aIndex) const
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67 | {
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68 | #if MAC_LEOPARD_STYLE
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69 | NOREF (aIndex);
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70 | /* Macify for Leopard */
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71 | if (aOption.state & QStyle::State_Selected)
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72 | {
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73 | /* Standard color for selected items and focus on the widget */
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74 | QColor topLineColor (69, 128, 200);
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75 | QColor topGradColor (92, 147, 214);
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76 | QColor bottomGradColor (21, 83, 169);
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77 | /* Color for selected items and no focus on the widget */
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78 | if (QWidget *p = qobject_cast<QWidget *> (parent()))
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79 | if (!p->hasFocus())
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80 | {
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81 | topLineColor.setRgb (145, 160, 192);
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82 | topGradColor.setRgb (162, 177, 207);
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83 | bottomGradColor.setRgb (110, 129, 169);
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84 | }
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85 | /* Color for selected items and no focus on the application at all */
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86 | if (qApp->focusWidget() == NULL)
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87 | {
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88 | topLineColor.setRgb (151, 151, 151);
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89 | topGradColor.setRgb (180, 180, 180);
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90 | bottomGradColor.setRgb (137, 137, 137);
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91 | }
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92 | /* Paint the background */
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93 | QRect r = aOption.rect;
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94 | r.setTop (r.top() + 1);
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95 | QLinearGradient linearGrad (QPointF(0, r.top()), QPointF(0, r.bottom()));
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96 | linearGrad.setColorAt (0, topGradColor);
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97 | linearGrad.setColorAt (1, bottomGradColor);
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98 | aPainter->setPen (topLineColor);
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99 | aPainter->drawLine (r.left(), r.top() - 1, r.right(), r.top() - 1);
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100 | aPainter->fillRect (r, linearGrad);
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101 | }
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102 | else
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103 | {
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104 | /* Color for items and no focus on the application at all */
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105 | QColor bgColor (212, 221, 229);
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106 | if (qApp->focusWidget() == NULL)
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107 | bgColor.setRgb (232, 232, 232);
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108 | aPainter->fillRect(aOption.rect, bgColor);
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109 | }
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110 | #else /* MAC_LEOPARD_STYLE */
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111 | QItemDelegate::drawBackground (aPainter, aOption, aIndex);
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112 | #endif /* MAC_LEOPARD_STYLE */
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113 | }
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114 |
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