src/views/dolphinfileitemlistwidget.cpp

   1 /*
   2  * SPDX-FileCopyrightText: 2011 Peter Penz <peter.penz19@gmail.com>
   3  *
   4  * SPDX-License-Identifier: GPL-2.0-or-later
   5  */
   6
   7 #include "dolphinfileitemlistwidget.h"
   8 #include "../kitemviews/private/kitemviewsutils.h"
   9
  10 #include "dolphindebug.h"
  11
  12 #include <KIconLoader>
  13
  14 DolphinFileItemListWidget::DolphinFileItemListWidget(KItemListWidgetInformant *informant, QGraphicsItem *parent)
  15     : KFileItemListWidget(informant, parent)
  16 {
  17 }
  18
  19 DolphinFileItemListWidget::~DolphinFileItemListWidget()
  20 {
  21 }
  22
  23 void DolphinFileItemListWidget::refreshCache()
  24 {
  25     QColor color;
  26     const QHash<QByteArray, QVariant> values = data();
  27     if (values.contains("version")) {
  28         // The item is under version control. Apply the text color corresponding
  29         // to its version state.
  30         const KVersionControlPlugin::ItemVersion version = static_cast<KVersionControlPlugin::ItemVersion>(values.value("version").toInt());
  31         const QColor textColor = styleOption().palette.text().color();
  32         QColor tintColor = textColor;
  33
  34         // Using hardcoded colors is generally a bad idea. In this case the colors just act
  35         // as tint colors and are mixed with the current set text color. The tint colors
  36         // have been optimized for the base colors of the corresponding Oxygen emblems.
  37         switch (version) {
  38         case KVersionControlPlugin::UpdateRequiredVersion:
  39             tintColor = Qt::yellow;
  40             break;
  41         case KVersionControlPlugin::LocallyModifiedUnstagedVersion:
  42             tintColor = Qt::green;
  43             break;
  44         case KVersionControlPlugin::LocallyModifiedVersion:
  45             tintColor = Qt::green;
  46             break;
  47         case KVersionControlPlugin::AddedVersion:
  48             tintColor = Qt::green;
  49             break;
  50         case KVersionControlPlugin::RemovedVersion:
  51             tintColor = Qt::darkRed;
  52             break;
  53         case KVersionControlPlugin::ConflictingVersion:
  54             tintColor = Qt::red;
  55             break;
  56         case KVersionControlPlugin::IgnoredVersion:
  57             tintColor = Qt::white;
  58             break;
  59         case KVersionControlPlugin::MissingVersion:
  60             tintColor = Qt::red;
  61             break;
  62         case KVersionControlPlugin::NormalVersion:
  63         case KVersionControlPlugin::UnversionedVersion:
  64         default:
  65             break;
  66         }
  67
  68         color = QColor((tintColor.red() + textColor.red()) / 2,
  69                        (tintColor.green() + textColor.green()) / 2,
  70                        (tintColor.blue() + textColor.blue()) / 2,
  71                        (tintColor.alpha() + textColor.alpha()) / 2);
  72
  73         setOverlay(overlayForState(version, styleOption().iconSize));
  74     } else if (!overlay().isNull()) {
  75         setOverlay(QPixmap());
  76     }
  77
  78     setTextColor(color);
  79 }
  80
  81 QPixmap DolphinFileItemListWidget::overlayForState(KVersionControlPlugin::ItemVersion version, int size) const
  82 {
  83     int overlayHeight = KIconLoader::SizeSmall;
  84     if (size >= KIconLoader::SizeEnormous) {
  85         overlayHeight = KIconLoader::SizeMedium;
  86     } else if (size >= KIconLoader::SizeLarge) {
  87         overlayHeight = KIconLoader::SizeSmallMedium;
  88     } else if (size >= KIconLoader::SizeMedium) {
  89         overlayHeight = KIconLoader::SizeSmall;
  90     } else {
  91         overlayHeight = KIconLoader::SizeSmall / 2;
  92     }
  93
  94     QString iconName;
  95     switch (version) {
  96     case KVersionControlPlugin::NormalVersion:
  97         iconName = QStringLiteral("vcs-normal");
  98         break;
  99     case KVersionControlPlugin::UpdateRequiredVersion:
 100         iconName = QStringLiteral("vcs-update-required");
 101         break;
 102     case KVersionControlPlugin::LocallyModifiedVersion:
 103         iconName = QStringLiteral("vcs-locally-modified");
 104         break;
 105     case KVersionControlPlugin::LocallyModifiedUnstagedVersion:
 106         iconName = QStringLiteral("vcs-locally-modified-unstaged");
 107         break;
 108     case KVersionControlPlugin::AddedVersion:
 109         iconName = QStringLiteral("vcs-added");
 110         break;
 111     case KVersionControlPlugin::RemovedVersion:
 112         iconName = QStringLiteral("vcs-removed");
 113         break;
 114     case KVersionControlPlugin::ConflictingVersion:
 115         iconName = QStringLiteral("vcs-conflicting");
 116         break;
 117     case KVersionControlPlugin::UnversionedVersion:
 118     case KVersionControlPlugin::IgnoredVersion:
 119     case KVersionControlPlugin::MissingVersion:
 120         break;
 121     default:
 122         Q_ASSERT(false);
 123         break;
 124     }
 125
 126     const qreal dpr = KItemViewsUtils::devicePixelRatio(this);
 127     return QIcon::fromTheme(iconName).pixmap(QSize(overlayHeight, overlayHeight), dpr);
 128 }
 129
 130 #include "moc_dolphinfileitemlistwidget.cpp"