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
   9 #include "dolphindebug.h"
  10
  11 #include <KIconLoader>
  12
  13 DolphinFileItemListWidget::DolphinFileItemListWidget(KItemListWidgetInformant* informant,
  14                                                      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:          tintColor = Qt::yellow; break;
  39         case KVersionControlPlugin::LocallyModifiedUnstagedVersion: tintColor = Qt::green; break;
  40         case KVersionControlPlugin::LocallyModifiedVersion:         tintColor = Qt::green; break;
  41         case KVersionControlPlugin::AddedVersion:                   tintColor = Qt::green; break;
  42         case KVersionControlPlugin::RemovedVersion:                 tintColor = Qt::darkRed; break;
  43         case KVersionControlPlugin::ConflictingVersion:             tintColor = Qt::red; break;
  44         case KVersionControlPlugin::IgnoredVersion:                 tintColor = Qt::white; break;
  45         case KVersionControlPlugin::MissingVersion:                 tintColor = Qt::red; break;
  46         case KVersionControlPlugin::NormalVersion:
  47         case KVersionControlPlugin::UnversionedVersion:
  48         default:
  49             break;
  50         }
  51
  52         color = QColor((tintColor.red()   + textColor.red())   / 2,
  53                        (tintColor.green() + textColor.green()) / 2,
  54                        (tintColor.blue()  + textColor.blue())  / 2,
  55                        (tintColor.alpha() + textColor.alpha()) / 2);
  56
  57         setOverlay(overlayForState(version, styleOption().iconSize));
  58     } else if (!overlay().isNull()) {
  59         setOverlay(QPixmap());
  60     }
  61
  62     setTextColor(color);
  63 }
  64
  65 QPixmap DolphinFileItemListWidget::overlayForState(KVersionControlPlugin::ItemVersion version, int size)
  66 {
  67     int overlayHeight = KIconLoader::SizeSmall;
  68     if (size >= KIconLoader::SizeEnormous) {
  69         overlayHeight = KIconLoader::SizeMedium;
  70     } else if (size >= KIconLoader::SizeLarge) {
  71         overlayHeight = KIconLoader::SizeSmallMedium;
  72     } else if (size >= KIconLoader::SizeMedium) {
  73         overlayHeight = KIconLoader::SizeSmall;
  74     } else {
  75         overlayHeight = KIconLoader::SizeSmall / 2;
  76     }
  77
  78     QString iconName;
  79     switch (version) {
  80     case KVersionControlPlugin::NormalVersion:
  81         iconName = QStringLiteral("vcs-normal");
  82         break;
  83     case KVersionControlPlugin::UpdateRequiredVersion:
  84         iconName = QStringLiteral("vcs-update-required");
  85         break;
  86     case KVersionControlPlugin::LocallyModifiedVersion:
  87         iconName = QStringLiteral("vcs-locally-modified");
  88         break;
  89     case KVersionControlPlugin::LocallyModifiedUnstagedVersion:
  90         iconName = QStringLiteral("vcs-locally-modified-unstaged");
  91         break;
  92     case KVersionControlPlugin::AddedVersion:
  93         iconName = QStringLiteral("vcs-added");
  94         break;
  95     case KVersionControlPlugin::RemovedVersion:
  96         iconName = QStringLiteral("vcs-removed");
  97         break;
  98     case KVersionControlPlugin::ConflictingVersion:
  99         iconName = QStringLiteral("vcs-conflicting");
 100         break;
 101     case KVersionControlPlugin::UnversionedVersion:
 102     case KVersionControlPlugin::IgnoredVersion:
 103     case KVersionControlPlugin::MissingVersion:
 104         break;
 105     default:
 106         Q_ASSERT(false);
 107         break;
 108     }
 109
 110     return QIcon::fromTheme(iconName).pixmap(QSize(overlayHeight, overlayHeight));
 111 }
 112