src/panels/places/placesitemlistwidget.h

   1 /*
   2  * SPDX-FileCopyrightText: 2012 Peter Penz <peter.penz19@gmail.com>
   3  *
   4  * SPDX-License-Identifier: GPL-2.0-or-later
   5  */
   6
   7 #ifndef PLACESITEMLISTWIDGET_H
   8 #define PLACESITEMLISTWIDGET_H
   9
  10 #include "kitemviews/kstandarditemlistwidget.h"
  11
  12 #include <QDeadlineTimer>
  13 #include <QPainter>
  14 #include <QPointer>
  15 #include <QStyleOptionGraphicsItem>
  16 #include <QWidget>
  17
  18 #include <KIO/FileSystemFreeSpaceJob>
  19
  20
  21 // The free space / capacity bar is based on KFilePlacesView.
  22 // https://invent.kde.org/frameworks/kio/-/commit/933887dc334f3498505af7a86d25db7faae91019
  23 struct PlaceFreeSpaceInfo
  24 {
  25     QDeadlineTimer lastUpdated;
  26     KIO::filesize_t used = 0;
  27     KIO::filesize_t size = 0;
  28     qreal usedRatio = 0;
  29     QPointer<KIO::FileSystemFreeSpaceJob> job;
  30 };
  31
  32
  33 /**
  34  * @brief Extends KStandardItemListWidget to interpret the hidden
  35  *        property of the PlacesModel and use the right text color.
  36 */
  37 class PlacesItemListWidget : public KStandardItemListWidget
  38 {
  39     Q_OBJECT
  40
  41 public:
  42     PlacesItemListWidget(KItemListWidgetInformant* informant, QGraphicsItem* parent);
  43     ~PlacesItemListWidget() override;
  44
  45     void paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget = nullptr) override;
  46     void polishEvent() override;
  47
  48 protected:
  49     bool isHidden() const override;
  50     QPalette::ColorRole normalTextColorRole() const override;
  51     void updateCapacityBar();
  52     void resetCapacityBar();
  53
  54 private:
  55     bool m_drawCapacityBar;
  56     PlaceFreeSpaceInfo m_freeSpaceInfo;
  57 };
  58
  59 #endif
  60
  61