Fix selection rect after porting from QFontMetrics::width()

[dolphin.git] / src / kitemviews / kstandarditemlistwidget.cpp

diff --git a/src/kitemviews/kstandarditemlistwidget.cpp b/src/kitemviews/kstandarditemlistwidget.cpp
index 5a985688f0c6f9df28456afb30aa1a866b1b8b3b..214cc3755b505cb8f3656322001d7ac5052487d3 100644 (file)
--- a/src/kitemviews/kstandarditemlistwidget.cpp
+++ b/src/kitemviews/kstandarditemlistwidget.cpp
@@ -21,25 +21,21 @@
 
 #include "kfileitemlistview.h"
 #include "kfileitemmodel.h"
 
 #include "kfileitemlistview.h"
 #include "kfileitemmodel.h"

+#include "private/kfileitemclipboard.h"
+#include "private/kitemlistroleeditor.h"
+#include "private/kpixmapmodifier.h"

 
 

-#include <QIcon>

 #include <KIconEffect>
 #include <KIconLoader>
 #include <KIconEffect>
 #include <KIconLoader>

-#include <kratingpainter.h>
+#include <KRatingPainter>

 #include <KStringHandler>
 
 #include <KStringHandler>
 

-#include "private/kfileitemclipboard.h"
-#include "private/kitemlistroleeditor.h"
-#include "private/kpixmapmodifier.h"
-

 #include <QGraphicsScene>
 #include <QGraphicsSceneResizeEvent>
 #include <QGraphicsView>
 #include <QGraphicsScene>
 #include <QGraphicsSceneResizeEvent>
 #include <QGraphicsView>

-#include <QPainter>
-#include <QStyleOption>
-#include <QTextLayout>
-#include <QTextLine>
+#include <QGuiApplication>

 #include <QPixmapCache>
 #include <QPixmapCache>

+#include <QStyleOption>

 
 // #define KSTANDARDITEMLISTWIDGET_DEBUG
 
 
 // #define KSTANDARDITEMLISTWIDGET_DEBUG
 


@@ -55,15 +51,15 @@ KStandardItemListWidgetInformant::~KStandardItemListWidgetInformant()
 void KStandardItemListWidgetInformant::calculateItemSizeHints(QVector<qreal>& logicalHeightHints, qreal& logicalWidthHint, const KItemListView* view) const
 {
     switch (static_cast<const KStandardItemListView*>(view)->itemLayout()) {
 void KStandardItemListWidgetInformant::calculateItemSizeHints(QVector<qreal>& logicalHeightHints, qreal& logicalWidthHint, const KItemListView* view) const
 {
     switch (static_cast<const KStandardItemListView*>(view)->itemLayout()) {

-    case KStandardItemListWidget::IconsLayout:
+    case KStandardItemListView::IconsLayout:

         calculateIconsLayoutItemSizeHints(logicalHeightHints, logicalWidthHint, view);
         break;
 
         calculateIconsLayoutItemSizeHints(logicalHeightHints, logicalWidthHint, view);
         break;
 

-    case KStandardItemListWidget::CompactLayout:
+    case KStandardItemListView::CompactLayout:

         calculateCompactLayoutItemSizeHints(logicalHeightHints, logicalWidthHint, view);
         break;
 
         calculateCompactLayoutItemSizeHints(logicalHeightHints, logicalWidthHint, view);
         break;
 

-    case KStandardItemListWidget::DetailsLayout:
+    case KStandardItemListView::DetailsLayout:

         calculateDetailsLayoutItemSizeHints(logicalHeightHints, logicalWidthHint, view);
         break;
 
         calculateDetailsLayoutItemSizeHints(logicalHeightHints, logicalWidthHint, view);
         break;
 


@@ -92,7 +88,7 @@ qreal KStandardItemListWidgetInformant::preferredRoleColumnWidth(const QByteArra
         // If current item is a link, we use the customized link font metrics instead of the normal font metrics.
         const QFontMetrics& fontMetrics = itemIsLink(index, view) ? linkFontMetrics : normalFontMetrics;
 
         // If current item is a link, we use the customized link font metrics instead of the normal font metrics.
         const QFontMetrics& fontMetrics = itemIsLink(index, view) ? linkFontMetrics : normalFontMetrics;
 

-        width += fontMetrics.width(text);
+        width += fontMetrics.horizontalAdvance(text);

 
         if (role == "text") {
             if (view->supportsItemExpanding()) {
 
         if (role == "text") {
             if (view->supportsItemExpanding()) {


@@ -117,8 +113,8 @@ QString KStandardItemListWidgetInformant::itemText(int index, const KItemListVie
 
 bool KStandardItemListWidgetInformant::itemIsLink(int index, const KItemListView* view) const
 {
 
 bool KStandardItemListWidgetInformant::itemIsLink(int index, const KItemListView* view) const
 {

-    Q_UNUSED(index);
-    Q_UNUSED(view);
+    Q_UNUSED(index)
+    Q_UNUSED(view)

     return false;
 }
 
     return false;
 }
 


@@ -218,12 +214,12 @@ void KStandardItemListWidgetInformant::calculateCompactLayoutItemSizeHints(QVect
         qreal maximumRequiredWidth = 0.0;
 
         if (showOnlyTextRole) {
         qreal maximumRequiredWidth = 0.0;
 
         if (showOnlyTextRole) {

-            maximumRequiredWidth = fontMetrics.width(itemText(index, view));
+            maximumRequiredWidth = fontMetrics.horizontalAdvance(itemText(index, view));

         } else {
             const QHash<QByteArray, QVariant>& values = view->model()->data(index);
             foreach (const QByteArray& role, visibleRoles) {
                 const QString& text = roleText(role, values);
         } else {
             const QHash<QByteArray, QVariant>& values = view->model()->data(index);
             foreach (const QByteArray& role, visibleRoles) {
                 const QString& text = roleText(role, values);

-                const qreal requiredWidth = fontMetrics.width(text);
+                const qreal requiredWidth = fontMetrics.horizontalAdvance(text);

                 maximumRequiredWidth = qMax(maximumRequiredWidth, requiredWidth);
             }
         }
                 maximumRequiredWidth = qMax(maximumRequiredWidth, requiredWidth);
             }
         }


@@ -272,8 +268,8 @@ KStandardItemListWidget::KStandardItemListWidget(KItemListWidgetInformant* infor
     m_additionalInfoTextColor(),
     m_overlay(),
     m_rating(),
     m_additionalInfoTextColor(),
     m_overlay(),
     m_rating(),

-    m_roleEditor(0),
-    m_oldRoleEditor(0)
+    m_roleEditor(nullptr),
+    m_oldRoleEditor(nullptr)

 {
 }
 
 {
 }
 


@@ -342,6 +338,7 @@ void KStandardItemListWidget::paint(QPainter* painter, const QStyleOptionGraphic
              */
             // Paint pixmap1 so that pixmap1 = m_pixmap * (1.0 - hoverOpacity())
             QPixmap pixmap1(m_pixmap.size());
              */
             // Paint pixmap1 so that pixmap1 = m_pixmap * (1.0 - hoverOpacity())
             QPixmap pixmap1(m_pixmap.size());

+            pixmap1.setDevicePixelRatio(m_pixmap.devicePixelRatio());

             pixmap1.fill(Qt::transparent);
             {
                 QPainter p(&pixmap1);
             pixmap1.fill(Qt::transparent);
             {
                 QPainter p(&pixmap1);


@@ -351,6 +348,7 @@ void KStandardItemListWidget::paint(QPainter* painter, const QStyleOptionGraphic
 
             // Paint pixmap2 so that pixmap2 = m_hoverPixmap * hoverOpacity()
             QPixmap pixmap2(pixmap1.size());
 
             // Paint pixmap2 so that pixmap2 = m_hoverPixmap * hoverOpacity()
             QPixmap pixmap2(pixmap1.size());

+            pixmap2.setDevicePixelRatio(pixmap1.devicePixelRatio());

             pixmap2.fill(Qt::transparent);
             {
                 QPainter p(&pixmap2);
             pixmap2.fill(Qt::transparent);
             {
                 QPainter p(&pixmap2);


@@ -480,7 +478,7 @@ QRectF KStandardItemListWidget::textFocusRect() const
         const KItemListStyleOption& option = styleOption();
         if (option.extendedSelectionRegion) {
             const QString text = textInfo->staticText.text();
         const KItemListStyleOption& option = styleOption();
         if (option.extendedSelectionRegion) {
             const QString text = textInfo->staticText.text();

-            rect.setWidth(m_customizedFontMetrics.width(text) + 2 * option.padding);
+            rect.setWidth(m_customizedFontMetrics.horizontalAdvance(text) + 2 * option.padding);

         }
 
         return rect;
         }
 
         return rect;


@@ -602,7 +600,7 @@ void KStandardItemListWidget::refreshCache()
 
 bool KStandardItemListWidget::isRoleRightAligned(const QByteArray& role) const
 {
 
 bool KStandardItemListWidget::isRoleRightAligned(const QByteArray& role) const
 {

-    Q_UNUSED(role);
+    Q_UNUSED(role)

     return false;
 }
 
     return false;
 }
 


@@ -667,7 +665,7 @@ QString KStandardItemListWidget::roleText(const QByteArray& role,
 void KStandardItemListWidget::dataChanged(const QHash<QByteArray, QVariant>& current,
                                           const QSet<QByteArray>& roles)
 {
 void KStandardItemListWidget::dataChanged(const QHash<QByteArray, QVariant>& current,
                                           const QSet<QByteArray>& roles)
 {

-    Q_UNUSED(current);
+    Q_UNUSED(current)

 
     m_dirtyContent = true;
 
 
     m_dirtyContent = true;
 


@@ -681,7 +679,7 @@ void KStandardItemListWidget::dataChanged(const QHash<QByteArray, QVariant>& cur
     // The URL might have changed (i.e., if the sort order of the items has
     // been changed). Therefore, the "is cut" state must be updated.
     KFileItemClipboard* clipboard = KFileItemClipboard::instance();
     // The URL might have changed (i.e., if the sort order of the items has
     // been changed). Therefore, the "is cut" state must be updated.
     KFileItemClipboard* clipboard = KFileItemClipboard::instance();

-    const QUrl itemUrl = data().value("url").value<QUrl>();
+    const QUrl itemUrl = data().value("url").toUrl();

     m_isCut = clipboard->isCut(itemUrl);
 
     // The icon-state might depend from other roles and hence is
     m_isCut = clipboard->isCut(itemUrl);
 
     // The icon-state might depend from other roles and hence is


@@ -699,7 +697,7 @@ void KStandardItemListWidget::dataChanged(const QHash<QByteArray, QVariant>& cur
 void KStandardItemListWidget::visibleRolesChanged(const QList<QByteArray>& current,
                                               const QList<QByteArray>& previous)
 {
 void KStandardItemListWidget::visibleRolesChanged(const QList<QByteArray>& current,
                                               const QList<QByteArray>& previous)
 {

-    Q_UNUSED(previous);
+    Q_UNUSED(previous)

     m_sortedVisibleRoles = current;
     m_dirtyLayout = true;
 }
     m_sortedVisibleRoles = current;
     m_dirtyLayout = true;
 }


@@ -708,38 +706,38 @@ void KStandardItemListWidget::columnWidthChanged(const QByteArray& role,
                                              qreal current,
                                              qreal previous)
 {
                                              qreal current,
                                              qreal previous)
 {

-    Q_UNUSED(role);
-    Q_UNUSED(current);
-    Q_UNUSED(previous);
+    Q_UNUSED(role)
+    Q_UNUSED(current)
+    Q_UNUSED(previous)

     m_dirtyLayout = true;
 }
 
 void KStandardItemListWidget::styleOptionChanged(const KItemListStyleOption& current,
                                              const KItemListStyleOption& previous)
 {
     m_dirtyLayout = true;
 }
 
 void KStandardItemListWidget::styleOptionChanged(const KItemListStyleOption& current,
                                              const KItemListStyleOption& previous)
 {

-    Q_UNUSED(current);
-    Q_UNUSED(previous);
+    Q_UNUSED(current)
+    Q_UNUSED(previous)

     updateAdditionalInfoTextColor();
     m_dirtyLayout = true;
 }
 
 void KStandardItemListWidget::hoveredChanged(bool hovered)
 {
     updateAdditionalInfoTextColor();
     m_dirtyLayout = true;
 }
 
 void KStandardItemListWidget::hoveredChanged(bool hovered)
 {

-    Q_UNUSED(hovered);
+    Q_UNUSED(hovered)

     m_dirtyLayout = true;
 }
 
 void KStandardItemListWidget::selectedChanged(bool selected)
 {
     m_dirtyLayout = true;
 }
 
 void KStandardItemListWidget::selectedChanged(bool selected)
 {

-    Q_UNUSED(selected);
+    Q_UNUSED(selected)

     updateAdditionalInfoTextColor();
     m_dirtyContent = true;
 }
 
 void KStandardItemListWidget::siblingsInformationChanged(const QBitArray& current, const QBitArray& previous)
 {
     updateAdditionalInfoTextColor();
     m_dirtyContent = true;
 }
 
 void KStandardItemListWidget::siblingsInformationChanged(const QBitArray& current, const QBitArray& previous)
 {

-    Q_UNUSED(current);
-    Q_UNUSED(previous);
+    Q_UNUSED(current)
+    Q_UNUSED(previous)

     m_dirtyLayout = true;
 }
 
     m_dirtyLayout = true;
 }
 


@@ -750,7 +748,7 @@ int KStandardItemListWidget::selectionLength(const QString& text) const
 
 void KStandardItemListWidget::editedRoleChanged(const QByteArray& current, const QByteArray& previous)
 {
 
 void KStandardItemListWidget::editedRoleChanged(const QByteArray& current, const QByteArray& previous)
 {

-    Q_UNUSED(previous);
+    Q_UNUSED(previous)

 
     QGraphicsView* parent = scene()->views()[0];
     if (current.isEmpty() || !parent || current != "text") {
 
     QGraphicsView* parent = scene()->views()[0];
     if (current.isEmpty() || !parent || current != "text") {


@@ -767,7 +765,7 @@ void KStandardItemListWidget::editedRoleChanged(const QByteArray& current, const
             }
             m_oldRoleEditor = m_roleEditor;
             m_roleEditor->hide();
             }
             m_oldRoleEditor = m_roleEditor;
             m_roleEditor->hide();

-            m_roleEditor = 0;
+            m_roleEditor = nullptr;

         }
         return;
     }
         }
         return;
     }


@@ -832,7 +830,7 @@ void KStandardItemListWidget::showEvent(QShowEvent* event)
     // Listen to changes of the clipboard to mark the item as cut/uncut
     KFileItemClipboard* clipboard = KFileItemClipboard::instance();
 
     // Listen to changes of the clipboard to mark the item as cut/uncut
     KFileItemClipboard* clipboard = KFileItemClipboard::instance();
 

-    const QUrl itemUrl = data().value("url").value<QUrl>();
+    const QUrl itemUrl = data().value("url").toUrl();

     m_isCut = clipboard->isCut(itemUrl);
 
     connect(clipboard, &KFileItemClipboard::cutItemsChanged,
     m_isCut = clipboard->isCut(itemUrl);
 
     connect(clipboard, &KFileItemClipboard::cutItemsChanged,


@@ -847,9 +845,26 @@ void KStandardItemListWidget::hideEvent(QHideEvent* event)
     KItemListWidget::hideEvent(event);
 }
 
     KItemListWidget::hideEvent(event);
 }
 

+bool KStandardItemListWidget::event(QEvent *event)
+{
+    if (event->type() == QEvent::WindowDeactivate || event->type() == QEvent::WindowActivate
+            || event->type() == QEvent::PaletteChange) {
+        m_dirtyContent = true;
+    }
+
+    return KItemListWidget::event(event);
+}
+
+void KStandardItemListWidget::finishRoleEditing()
+{
+    if (!editedRole().isEmpty() && m_roleEditor) {
+        slotRoleEditingFinished(editedRole(), KIO::encodeFileName(m_roleEditor->toPlainText()));
+    }
+}
+

 void KStandardItemListWidget::slotCutItemsChanged()
 {
 void KStandardItemListWidget::slotCutItemsChanged()
 {

-    const QUrl itemUrl = data().value("url").value<QUrl>();
+    const QUrl itemUrl = data().value("url").toUrl();

     const bool isCut = KFileItemClipboard::instance()->isCut(itemUrl);
     if (m_isCut != isCut) {
         m_isCut = isCut;
     const bool isCut = KFileItemClipboard::instance()->isCut(itemUrl);
     if (m_isCut != isCut) {
         m_isCut = isCut;


@@ -948,14 +963,15 @@ void KStandardItemListWidget::updatePixmapCache()
             if (iconName.isEmpty()) {
                 // The icon-name has not been not resolved by KFileItemModelRolesUpdater,
                 // use a generic icon as fallback
             if (iconName.isEmpty()) {
                 // The icon-name has not been not resolved by KFileItemModelRolesUpdater,
                 // use a generic icon as fallback

-                iconName = QLatin1String("unknown");
+                iconName = QStringLiteral("unknown");

             }
             const QStringList overlays = values["iconOverlays"].toStringList();
             }
             const QStringList overlays = values["iconOverlays"].toStringList();

-            m_pixmap = pixmapForIcon(iconName, overlays, maxIconHeight);
-        } else if (m_pixmap.width() != maxIconWidth || m_pixmap.height() != maxIconHeight) {
+            m_pixmap = pixmapForIcon(iconName, overlays, maxIconHeight, m_layout != IconsLayout && isActiveWindow() && isSelected() ? QIcon::Selected : QIcon::Normal);
+
+        } else if (m_pixmap.width() / m_pixmap.devicePixelRatio() != maxIconWidth || m_pixmap.height() / m_pixmap.devicePixelRatio() != maxIconHeight) {

             // A custom pixmap has been applied. Assure that the pixmap
             // is scaled to the maximum available size.
             // A custom pixmap has been applied. Assure that the pixmap
             // is scaled to the maximum available size.

-            KPixmapModifier::scale(m_pixmap, QSize(maxIconWidth, maxIconHeight));
+            KPixmapModifier::scale(m_pixmap, QSize(maxIconWidth, maxIconHeight) * qApp->devicePixelRatio());

         }
 
         if (m_isCut) {
         }
 
         if (m_isCut) {


@@ -977,7 +993,7 @@ void KStandardItemListWidget::updatePixmapCache()
 
     if (!m_overlay.isNull()) {
         QPainter painter(&m_pixmap);
 
     if (!m_overlay.isNull()) {
         QPainter painter(&m_pixmap);

-        painter.drawPixmap(0, m_pixmap.height() - m_overlay.height(), m_overlay);
+        painter.drawPixmap(0, (m_pixmap.height() - m_overlay.height()) / m_pixmap.devicePixelRatio(), m_overlay);

     }
 
     int scaledIconSize = 0;
     }
 
     int scaledIconSize = 0;


@@ -995,19 +1011,26 @@ void KStandardItemListWidget::updatePixmapCache()
     const int maxScaledIconHeight = scaledIconSize;
 
     m_scaledPixmapSize = m_pixmap.size();
     const int maxScaledIconHeight = scaledIconSize;
 
     m_scaledPixmapSize = m_pixmap.size();

-    m_scaledPixmapSize.scale(maxScaledIconWidth, maxScaledIconHeight, Qt::KeepAspectRatio);
+    m_scaledPixmapSize.scale(maxScaledIconWidth * qApp->devicePixelRatio(), maxScaledIconHeight * qApp->devicePixelRatio(), Qt::KeepAspectRatio);
+    m_scaledPixmapSize = m_scaledPixmapSize / qApp->devicePixelRatio();

 
     if (iconOnTop) {
         // Center horizontally and align on bottom within the icon-area
 
     if (iconOnTop) {
         // Center horizontally and align on bottom within the icon-area

-        m_pixmapPos.setX((widgetSize.width() - m_scaledPixmapSize.width()) / 2);
+        m_pixmapPos.setX((widgetSize.width() - m_scaledPixmapSize.width()) / 2.0);

         m_pixmapPos.setY(padding + scaledIconSize - m_scaledPixmapSize.height());
     } else {
         // Center horizontally and vertically within the icon-area
         const TextInfo* textInfo = m_textInfo.value("text");
         m_pixmapPos.setY(padding + scaledIconSize - m_scaledPixmapSize.height());
     } else {
         // Center horizontally and vertically within the icon-area
         const TextInfo* textInfo = m_textInfo.value("text");

-        m_pixmapPos.setX(textInfo->pos.x() - 2 * padding
-                         - (scaledIconSize + m_scaledPixmapSize.width()) / 2);
-        m_pixmapPos.setY(padding
-                         + (scaledIconSize - m_scaledPixmapSize.height()) / 2);
+        m_pixmapPos.setX(textInfo->pos.x() - 2.0 * padding
+                      - (scaledIconSize + m_scaledPixmapSize.width()) / 2.0);
+
+        // Derive icon's vertical center from the center of the text frame, including
+        // any necessary adjustment if the font's midline is offset from the frame center
+        const qreal midlineShift = m_customizedFontMetrics.height() / 2.0
+                    - m_customizedFontMetrics.descent()
+                    - m_customizedFontMetrics.capHeight() / 2.0;
+        m_pixmapPos.setY(m_textRect.center().y() + midlineShift - m_scaledPixmapSize.height() / 2.0);
+

     }
 
     m_iconRect = QRectF(m_pixmapPos, QSizeF(m_scaledPixmapSize));
     }
 
     m_iconRect = QRectF(m_pixmapPos, QSizeF(m_scaledPixmapSize));


@@ -1076,11 +1099,13 @@ void KStandardItemListWidget::updateTextsCache()
         if (ratingSize.width() > availableWidth) {
             ratingSize.rwidth() = availableWidth;
         }
         if (ratingSize.width() > availableWidth) {
             ratingSize.rwidth() = availableWidth;
         }

-        m_rating = QPixmap(ratingSize.toSize());
+        const qreal dpr = qApp->devicePixelRatio();
+        m_rating = QPixmap(ratingSize.toSize() * dpr);
+        m_rating.setDevicePixelRatio(dpr);

         m_rating.fill(Qt::transparent);
 
         QPainter painter(&m_rating);
         m_rating.fill(Qt::transparent);
 
         QPainter painter(&m_rating);

-        const QRect rect(0, 0, m_rating.width(), m_rating.height());
+        const QRect rect(QPoint(0, 0), ratingSize.toSize());

         const int rating = data().value("rating").toInt();
         KRatingPainter::paintRating(&painter, rect, Qt::AlignJustify | Qt::AlignVCenter, rating);
     } else if (!m_rating.isNull()) {
         const int rating = data().value("rating").toInt();
         KRatingPainter::paintRating(&painter, rect, Qt::AlignJustify | Qt::AlignVCenter, rating);
     } else if (!m_rating.isNull()) {


@@ -1088,6 +1113,26 @@ void KStandardItemListWidget::updateTextsCache()
     }
 }
 
     }
 }
 

+QString KStandardItemListWidget::elideRightKeepExtension(const QString &text, int elidingWidth) const
+{
+    const auto extensionIndex = text.lastIndexOf('.');
+    if (extensionIndex != -1) {
+        // has file extension
+        const auto extensionLength = text.length() - extensionIndex;
+        const auto extensionWidth = m_customizedFontMetrics.horizontalAdvance(text.right(extensionLength));
+        if (elidingWidth > extensionWidth && extensionLength < 6 && (float(extensionWidth) / float(elidingWidth)) < 0.3) {
+            // if we have room to display the file extension and the extension is not too long
+            QString ret = m_customizedFontMetrics.elidedText(text.chopped(extensionLength),
+                                                             Qt::ElideRight,
+                                                             elidingWidth - extensionWidth);
+            ret.append(text.right(extensionLength));
+            return ret;
+        }
+    }
+    return m_customizedFontMetrics.elidedText(text,Qt::ElideRight,
+                                              elidingWidth);
+}
+

 void KStandardItemListWidget::updateIconsLayoutTextCache()
 {
     //      +------+
 void KStandardItemListWidget::updateIconsLayoutTextCache()
 {
     //      +------+


@@ -1139,13 +1184,11 @@ void KStandardItemListWidget::updateIconsLayoutTextCache()
                 qreal lastLineWidth;
                 do {
                     QString lastTextLine = nameText.mid(line.textStart());
                 qreal lastLineWidth;
                 do {
                     QString lastTextLine = nameText.mid(line.textStart());

-                    lastTextLine = m_customizedFontMetrics.elidedText(lastTextLine,
-                                                                      Qt::ElideRight,
-                                                                      elidingWidth);
+                    lastTextLine = elideRightKeepExtension(lastTextLine, elidingWidth);

                     const QString elidedText = nameText.left(line.textStart()) + lastTextLine;
                     nameTextInfo->staticText.setText(elidedText);
 
                     const QString elidedText = nameText.left(line.textStart()) + lastTextLine;
                     nameTextInfo->staticText.setText(elidedText);
 

-                    lastLineWidth = m_customizedFontMetrics.boundingRect(lastTextLine).width();
+                    lastLineWidth = m_customizedFontMetrics.horizontalAdvance(lastTextLine);

 
                     // We do the text eliding in a loop with decreasing width (1 px / iteration)
                     // to avoid problems related to different width calculation code paths
 
                     // We do the text eliding in a loop with decreasing width (1 px / iteration)
                     // to avoid problems related to different width calculation code paths


@@ -1196,11 +1239,11 @@ void KStandardItemListWidget::updateIconsLayoutTextCache()
             textLine.setLineWidth(maxWidth);
             requiredWidth = textLine.naturalTextWidth();
             if (requiredWidth > maxWidth) {
             textLine.setLineWidth(maxWidth);
             requiredWidth = textLine.naturalTextWidth();
             if (requiredWidth > maxWidth) {

-                const QString elidedText = m_customizedFontMetrics.elidedText(text, Qt::ElideRight, maxWidth);
+                const QString elidedText = elideRightKeepExtension(text, maxWidth);

                 textInfo->staticText.setText(elidedText);
                 textInfo->staticText.setText(elidedText);

-                requiredWidth = m_customizedFontMetrics.width(elidedText);
+                requiredWidth = m_customizedFontMetrics.horizontalAdvance(elidedText);

             } else if (role == "rating") {
             } else if (role == "rating") {

-               // Use the width of the rating pixmap, because the rating text is empty.
+                // Use the width of the rating pixmap, because the rating text is empty.

                 requiredWidth = m_rating.width();
             }
         }
                 requiredWidth = m_rating.width();
             }
         }


@@ -1242,10 +1285,10 @@ void KStandardItemListWidget::updateCompactLayoutTextCache()
         TextInfo* textInfo = m_textInfo.value(role);
         textInfo->staticText.setText(text);
 
         TextInfo* textInfo = m_textInfo.value(role);
         textInfo->staticText.setText(text);
 

-        qreal requiredWidth = m_customizedFontMetrics.width(text);
+        qreal requiredWidth = m_customizedFontMetrics.horizontalAdvance(text);

         if (requiredWidth > maxWidth) {
             requiredWidth = maxWidth;
         if (requiredWidth > maxWidth) {
             requiredWidth = maxWidth;

-            const QString elidedText = m_customizedFontMetrics.elidedText(text, Qt::ElideRight, maxWidth);
+            const QString elidedText = elideRightKeepExtension(text, maxWidth);

             textInfo->staticText.setText(elidedText);
         }
 
             textInfo->staticText.setText(elidedText);
         }
 


@@ -1257,7 +1300,7 @@ void KStandardItemListWidget::updateCompactLayoutTextCache()
         y += lineSpacing;
     }
 
         y += lineSpacing;
     }
 

-    m_textRect = QRectF(x - 2 * option.padding, 0, maximumRequiredTextWidth + 3 * option.padding, widgetHeight);
+    m_textRect = QRectF(x - option.padding, 0, maximumRequiredTextWidth + 2 * option.padding, widgetHeight);

 }
 
 void KStandardItemListWidget::updateDetailsLayoutTextCache()
 }
 
 void KStandardItemListWidget::updateDetailsLayoutTextCache()


@@ -1292,7 +1335,7 @@ void KStandardItemListWidget::updateDetailsLayoutTextCache()
         QString text = roleText(role, values);
 
         // Elide the text in case it does not fit into the available column-width
         QString text = roleText(role, values);
 
         // Elide the text in case it does not fit into the available column-width

-        qreal requiredWidth = m_customizedFontMetrics.width(text);
+        qreal requiredWidth = m_customizedFontMetrics.horizontalAdvance(text);

         const qreal roleWidth = columnWidth(role);
         qreal availableTextWidth = roleWidth - columnWidthInc;
 
         const qreal roleWidth = columnWidth(role);
         qreal availableTextWidth = roleWidth - columnWidthInc;
 


@@ -1302,8 +1345,8 @@ void KStandardItemListWidget::updateDetailsLayoutTextCache()
         }
 
         if (requiredWidth > availableTextWidth) {
         }
 
         if (requiredWidth > availableTextWidth) {

-            text = m_customizedFontMetrics.elidedText(text, Qt::ElideRight, availableTextWidth);
-            requiredWidth = m_customizedFontMetrics.width(text);
+            text = elideRightKeepExtension(text, availableTextWidth);
+            requiredWidth = m_customizedFontMetrics.horizontalAdvance(text);

         }
 
         TextInfo* textInfo = m_textInfo.value(role);
         }
 
         TextInfo* textInfo = m_textInfo.value(role);


@@ -1315,8 +1358,8 @@ void KStandardItemListWidget::updateDetailsLayoutTextCache()
             const qreal textWidth = option.extendedSelectionRegion
                                     ? size().width() - textInfo->pos.x()
                                     : requiredWidth + 2 * option.padding;
             const qreal textWidth = option.extendedSelectionRegion
                                     ? size().width() - textInfo->pos.x()
                                     : requiredWidth + 2 * option.padding;

-            m_textRect = QRectF(textInfo->pos.x() - 2 * option.padding, 0,
-                                textWidth + option.padding, size().height());
+            m_textRect = QRectF(textInfo->pos.x() - option.padding, 0,
+                                textWidth, size().height());

 
             // The column after the name should always be aligned on the same x-position independent
             // from the expansion-level shown in the name column
 
             // The column after the name should always be aligned on the same x-position independent
             // from the expansion-level shown in the name column


@@ -1351,9 +1394,10 @@ void KStandardItemListWidget::updateAdditionalInfoTextColor()
 
 void KStandardItemListWidget::drawPixmap(QPainter* painter, const QPixmap& pixmap)
 {
 
 void KStandardItemListWidget::drawPixmap(QPainter* painter, const QPixmap& pixmap)
 {

-    if (m_scaledPixmapSize != pixmap.size()) {
+    if (m_scaledPixmapSize != pixmap.size() / pixmap.devicePixelRatio()) {

         QPixmap scaledPixmap = pixmap;
         QPixmap scaledPixmap = pixmap;

-        KPixmapModifier::scale(scaledPixmap, m_scaledPixmapSize);
+        KPixmapModifier::scale(scaledPixmap, m_scaledPixmapSize * qApp->devicePixelRatio());
+        scaledPixmap.setDevicePixelRatio(qApp->devicePixelRatio());

         painter->drawPixmap(m_pixmapPos, scaledPixmap);
 
 #ifdef KSTANDARDITEMLISTWIDGET_DEBUG
         painter->drawPixmap(m_pixmapPos, scaledPixmap);
 
 #ifdef KSTANDARDITEMLISTWIDGET_DEBUG


@@ -1385,7 +1429,7 @@ void KStandardItemListWidget::drawSiblingsInformation(QPainter* painter)
             if (m_isExpandable) {
                 option.state |= QStyle::State_Children;
             }
             if (m_isExpandable) {
                 option.state |= QStyle::State_Children;
             }

-            if (data()["isExpanded"].toBool()) {
+            if (data().value("isExpanded").toBool()) {

                 option.state |= QStyle::State_Open;
             }
             isItemSibling = false;
                 option.state |= QStyle::State_Open;
             }
             isItemSibling = false;


@@ -1430,38 +1474,23 @@ void KStandardItemListWidget::closeRoleEditor()
     }
     m_oldRoleEditor = m_roleEditor;
     m_roleEditor->hide();
     }
     m_oldRoleEditor = m_roleEditor;
     m_roleEditor->hide();

-    m_roleEditor = 0;
+    m_roleEditor = nullptr;

 }
 
 }
 

-QPixmap KStandardItemListWidget::pixmapForIcon(const QString& name, const QStringList& overlays, int size)
+QPixmap KStandardItemListWidget::pixmapForIcon(const QString& name, const QStringList& overlays, int size, QIcon::Mode mode)

 {
 {

-    const QString key = "KStandardItemListWidget:" % name % ":" % overlays.join(":") % ":" % QString::number(size);
+    static const QIcon fallbackIcon = QIcon::fromTheme(QStringLiteral("unknown"));
+
+    size *= qApp->devicePixelRatio();
+
+    const QString key = "KStandardItemListWidget:" % name % ":" % overlays.join(QLatin1Char(':')) % ":" % QString::number(size) % ":" % QString::number(mode);

     QPixmap pixmap;
 
     QPixmap pixmap;
 

-    if (!QPixmapCache::find(key, pixmap)) {
-        const QIcon icon = QIcon::fromTheme(name);
-
-        int requestedSize;
-        if (size <= KIconLoader::SizeSmall) {
-            requestedSize = KIconLoader::SizeSmall;
-        } else if (size <= KIconLoader::SizeSmallMedium) {
-            requestedSize = KIconLoader::SizeSmallMedium;
-        } else if (size <= KIconLoader::SizeMedium) {
-            requestedSize = KIconLoader::SizeMedium;
-        } else if (size <= KIconLoader::SizeLarge) {
-            requestedSize = KIconLoader::SizeLarge;
-        } else if (size <= KIconLoader::SizeHuge) {
-            requestedSize = KIconLoader::SizeHuge;
-        } else if (size <= KIconLoader::SizeEnormous) {
-            requestedSize = KIconLoader::SizeEnormous;
-        } else if (size <= KIconLoader::SizeEnormous * 2) {
-            requestedSize = KIconLoader::SizeEnormous * 2;
-        } else {
-            requestedSize = size;
-        }
+    if (!QPixmapCache::find(key, &pixmap)) {
+        const QIcon icon = QIcon::fromTheme(name, fallbackIcon);

 
 

-        pixmap = icon.pixmap(requestedSize, requestedSize);
-        if (requestedSize != size) {
+        pixmap = icon.pixmap(size / qApp->devicePixelRatio(), size / qApp->devicePixelRatio(), mode);
+        if (pixmap.width() != size || pixmap.height() != size) {

             KPixmapModifier::scale(pixmap, QSize(size, size));
         }
 
             KPixmapModifier::scale(pixmap, QSize(size, size));
         }
 


@@ -1472,15 +1501,32 @@ QPixmap KStandardItemListWidget::pixmapForIcon(const QString& name, const QStrin
         // setup time.
         foreach (const QString& overlay, overlays) {
             if (!overlay.isEmpty()) {
         // setup time.
         foreach (const QString& overlay, overlays) {
             if (!overlay.isEmpty()) {

+                int state = KIconLoader::DefaultState;
+
+                switch (mode) {
+                case QIcon::Normal:
+                    break;
+                case QIcon::Active:
+                    state = KIconLoader::ActiveState;
+                    break;
+                case QIcon::Disabled:
+                    state = KIconLoader::DisabledState;
+                    break;
+                case QIcon::Selected:
+                    state = KIconLoader::SelectedState;
+                    break;
+                }
+

                 // There is at least one overlay, draw all overlays above m_pixmap
                 // and cancel the check
                 // There is at least one overlay, draw all overlays above m_pixmap
                 // and cancel the check

-                KIconLoader::global()->drawOverlays(overlays, pixmap, KIconLoader::Desktop);
+                KIconLoader::global()->drawOverlays(overlays, pixmap, KIconLoader::Desktop, state);

                 break;
             }
         }
 
         QPixmapCache::insert(key, pixmap);
     }
                 break;
             }
         }
 
         QPixmapCache::insert(key, pixmap);
     }

+    pixmap.setDevicePixelRatio(qApp->devicePixelRatio());

 
     return pixmap;
 }
 
     return pixmap;
 }