Differential D21312 Diff 58382 src/panels/places/placesitemlistwidget.cpp

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src/panels/places/placesitemlistwidget.cpp

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19 19​
20#include "placesitemlistwidget.h" 20​#include "placesitemlistwidget.h"
21 21​
22​#include <QGraphicsView>
23​#include <QStyleOption>
24​
25​#include <KDiskFreeSpaceInfo>
26​#include <KMountPoint>
27​
28​#define CAPACITYBAR_HEIGHT 2
29​#define CAPACITYBAR_MARGIN 2
30​
22PlacesItemListWidget::PlacesItemListWidget(KItemListWidgetInformant* informant, QGraphicsItem* parent) : 31​PlacesItemListWidget::PlacesItemListWidget(KItemListWidgetInformant* informant, QGraphicsItem* parent) :
23 KStandardItemListWidget(informant, parent) 32​ KStandardItemListWidget(informant, parent)
24{ 33​{
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39 return QPalette::WindowText; 48​ return QPalette::WindowText;
40} 49​}
41 50​
51​void PlacesItemListWidget::paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget)
52​{
53​ KStandardItemListWidget::paint(painter, option, widget);
54​
55​ bool drawCapacityBar = false;
56​ const QUrl url = data().value("url").toUrl();
57​ if (url.isLocalFile()) {
58​ const QString mountPointPath = url.toLocalFile();
59​ KMountPoint::Ptr mp = KMountPoint::currentMountPoints().findByPath(mountPointPath);
60​ bool isMountPoint = (mp && mp->mountPoint() == mountPointPath);
61​
62​ if (isMountPoint) {
63​ const KDiskFreeSpaceInfo info = KDiskFreeSpaceInfo::freeSpaceInfo(mountPointPath);
64​ drawCapacityBar = info.size() != 0;
65​ if (drawCapacityBar) {
66​ const TextInfo* textInfo = m_textInfo.value("text");
67​ if (textInfo) { // See KStandarItemListWidget::paint() for info on why we check if textInfo is null.
68​ painter->save();
69​
70​ QRect capacityRect(
71​ textInfo->pos.x(),
72​ option->rect.top() + option->rect.height() - CAPACITYBAR_HEIGHT - CAPACITYBAR_MARGIN,
73​ qMin((qreal)option->rect.width(), selectionRect().width()) - (textInfo->pos.x() - option->rect.left()),
74​ CAPACITYBAR_HEIGHT
75​ );
76​
77​ const qreal ratio = (qreal)info.used() / (qreal)info.size();
78​
79​ const QPalette pal = styleOption().palette;
80​ const QPalette::ColorGroup group = isActiveWindow() ? QPalette::Active : QPalette::Inactive;
81​
82​ // Background
83​ const QColor bgColor = isSelected()
84​ ? pal.color(group, QPalette::Highlight).darker(180)
85​ : pal.color(group, QPalette::Window).darker(120);
86​
87​ painter->fillRect(capacityRect, bgColor);
88​
89​
90​ // Fill
91​ const QRect fillRect(capacityRect.x(), capacityRect.y(), capacityRect.width() * ratio, capacityRect.height());
92​ if (ratio >= 0.95) { // More than 95% full!
93​ const QColor dangerUsedColor = QColor::fromRgb(218, 38, 38);
94​ painter->fillRect(fillRect, dangerUsedColor);
95​ } else {
96​ const QPalette::ColorRole role = isSelected() ? QPalette::HighlightedText : QPalette::Highlight;
97​ const QColor normalUsedColor = pal.color(group, role);
98​ painter->fillRect(fillRect, normalUsedColor);
99​ }
100​
101​ painter->restore();
102​ }
103​ }
104​ }
105​ }
106​}
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