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-rw-r--r--src/gui/image/qabstractfileiconprovider.cpp128
-rw-r--r--src/gui/image/qabstractfileiconprovider_p.h7
-rw-r--r--src/gui/kernel/qguiapplication.cpp3
-rw-r--r--src/widgets/itemviews/qfileiconprovider.cpp10
4 files changed, 115 insertions, 33 deletions
diff --git a/src/gui/image/qabstractfileiconprovider.cpp b/src/gui/image/qabstractfileiconprovider.cpp
index 51638f69d8..dbf27d9360 100644
--- a/src/gui/image/qabstractfileiconprovider.cpp
+++ b/src/gui/image/qabstractfileiconprovider.cpp
@@ -40,6 +40,8 @@
#include "qabstractfileiconprovider.h"
#include <qguiapplication.h>
+#include <private/qguiapplication_p.h>
+#include <qpa/qplatformtheme.h>
#include <qicon.h>
#include <qmimedatabase.h>
@@ -55,6 +57,103 @@ QAbstractFileIconProviderPrivate::QAbstractFileIconProviderPrivate(QAbstractFile
QAbstractFileIconProviderPrivate::~QAbstractFileIconProviderPrivate() = default;
+using IconTypeCache = QHash<QAbstractFileIconProvider::IconType, QIcon>;
+Q_GLOBAL_STATIC(IconTypeCache, iconTypeCache)
+
+void QAbstractFileIconProviderPrivate::clearIconTypeCache()
+{
+ iconTypeCache()->clear();
+}
+
+QIcon QAbstractFileIconProviderPrivate::getPlatformThemeIcon(QAbstractFileIconProvider::IconType type) const
+{
+ auto theme = QGuiApplicationPrivate::platformTheme();
+ if (theme == nullptr)
+ return {};
+
+ auto &cache = *iconTypeCache();
+ auto it = cache.find(type);
+ if (it == cache.end()) {
+ const auto sp = [&]() -> QPlatformTheme::StandardPixmap {
+ switch (type) {
+ case QAbstractFileIconProvider::Computer:
+ return QPlatformTheme::ComputerIcon;
+ case QAbstractFileIconProvider::Desktop:
+ return QPlatformTheme::DesktopIcon;
+ case QAbstractFileIconProvider::Trashcan:
+ return QPlatformTheme::TrashIcon;
+ case QAbstractFileIconProvider::Network:
+ return QPlatformTheme::DriveNetIcon;
+ case QAbstractFileIconProvider::Drive:
+ return QPlatformTheme::DriveHDIcon;
+ case QAbstractFileIconProvider::Folder:
+ return QPlatformTheme::DirIcon;
+ case QAbstractFileIconProvider::File:
+ break;
+ // no default on purpose; we want warnings when the type enum is extended
+ }
+ return QPlatformTheme::FileIcon;
+ }();
+
+ const auto sizesHint = theme->themeHint(QPlatformTheme::IconPixmapSizes);
+ auto sizes = sizesHint.value<QList<QSize>>();
+ if (sizes.isEmpty())
+ sizes.append({64, 64});
+
+ QIcon icon;
+ for (const auto &size : sizes)
+ icon.addPixmap(theme->standardPixmap(sp, size));
+ it = cache.insert(type, icon);
+ }
+ return it.value();
+}
+
+QIcon QAbstractFileIconProviderPrivate::getIconThemeIcon(QAbstractFileIconProvider::IconType type) const
+{
+ switch (type) {
+ case QAbstractFileIconProvider::Computer:
+ return QIcon::fromTheme(QLatin1String("computer"));
+ case QAbstractFileIconProvider::Desktop:
+ return QIcon::fromTheme(QLatin1String("user-desktop"));
+ case QAbstractFileIconProvider::Trashcan:
+ return QIcon::fromTheme(QLatin1String("user-trash"));
+ case QAbstractFileIconProvider::Network:
+ return QIcon::fromTheme(QLatin1String("network-workgroup"));
+ case QAbstractFileIconProvider::Drive:
+ return QIcon::fromTheme(QLatin1String("drive-harddisk"));
+ case QAbstractFileIconProvider::Folder:
+ return QIcon::fromTheme(QLatin1String("folder"));
+ case QAbstractFileIconProvider::File:
+ return QIcon::fromTheme(QLatin1String("text-x-generic"));
+ // no default on purpose; we want warnings when the type enum is extended
+ }
+ return QIcon::fromTheme(QLatin1String("text-x-generic"));
+}
+
+static inline QPlatformTheme::IconOptions toThemeIconOptions(QAbstractFileIconProvider::Options options)
+{
+ QPlatformTheme::IconOptions result;
+ if (options.testFlag(QAbstractFileIconProvider::DontUseCustomDirectoryIcons))
+ result |= QPlatformTheme::DontUseCustomDirectoryIcons;
+ return result;
+}
+
+QIcon QAbstractFileIconProviderPrivate::getPlatformThemeIcon(const QFileInfo &info) const
+{
+ if (auto theme = QGuiApplicationPrivate::platformTheme())
+ return theme->fileIcon(info, toThemeIconOptions(options));
+ return {};
+}
+
+QIcon QAbstractFileIconProviderPrivate::getIconThemeIcon(const QFileInfo &info) const
+{
+ if (info.isRoot())
+ return getIconThemeIcon(QAbstractFileIconProvider::Drive);
+ if (info.isDir())
+ return getIconThemeIcon(QAbstractFileIconProvider::Folder);
+ return QIcon::fromTheme(mimeDatabase.mimeTypeForFile(info).iconName());
+}
+
/*!
\class QAbstractFileIconProvider
@@ -139,25 +238,9 @@ QAbstractFileIconProvider::Options QAbstractFileIconProvider::options() const
QIcon QAbstractFileIconProvider::icon(IconType type) const
{
- Q_UNUSED(type);
- switch (type) {
- case Computer:
- return QIcon::fromTheme(QLatin1String("computer"));
- case Desktop:
- return QIcon::fromTheme(QLatin1String("user-desktop"));
- case Trashcan:
- return QIcon::fromTheme(QLatin1String("user-trash"));
- case Network:
- return QIcon::fromTheme(QLatin1String("network-workgroup"));
- case Drive:
- return QIcon::fromTheme(QLatin1String("drive-harddisk"));
- case Folder:
- return QIcon::fromTheme(QLatin1String("folder"));
- case File:
- return QIcon::fromTheme(QLatin1String("text-x-generic"));
- // no default on purpose; we want warnings when the type enum is extended
- }
- return QIcon::fromTheme(QLatin1String("text-x-generic"));
+ Q_D(const QAbstractFileIconProvider);
+ const QIcon result = d->getIconThemeIcon(type);
+ return result.isNull() ? d->getPlatformThemeIcon(type) : result;
}
/*!
@@ -170,11 +253,8 @@ QIcon QAbstractFileIconProvider::icon(IconType type) const
QIcon QAbstractFileIconProvider::icon(const QFileInfo &info) const
{
Q_D(const QAbstractFileIconProvider);
- if (info.isRoot())
- return icon(Drive);
- if (info.isDir())
- return icon(Folder);
- return QIcon::fromTheme(d->mimeDatabase.mimeTypeForFile(info).iconName());
+ const QIcon result = d->getIconThemeIcon(info);
+ return result.isNull() ? d->getPlatformThemeIcon(info) : result;
}
/*!
diff --git a/src/gui/image/qabstractfileiconprovider_p.h b/src/gui/image/qabstractfileiconprovider_p.h
index 53ad4826eb..37646f77e6 100644
--- a/src/gui/image/qabstractfileiconprovider_p.h
+++ b/src/gui/image/qabstractfileiconprovider_p.h
@@ -65,6 +65,13 @@ public:
QAbstractFileIconProviderPrivate(QAbstractFileIconProvider *q);
virtual ~QAbstractFileIconProviderPrivate();
+ QIcon getPlatformThemeIcon(QAbstractFileIconProvider::IconType type) const;
+ QIcon getIconThemeIcon(QAbstractFileIconProvider::IconType type) const;
+ QIcon getPlatformThemeIcon(const QFileInfo &info) const;
+ QIcon getIconThemeIcon(const QFileInfo &info) const;
+
+ static void clearIconTypeCache();
+
QAbstractFileIconProvider *q_ptr = nullptr;
QAbstractFileIconProvider::Options options = {};
diff --git a/src/gui/kernel/qguiapplication.cpp b/src/gui/kernel/qguiapplication.cpp
index 259399e029..2bb5d72bd1 100644
--- a/src/gui/kernel/qguiapplication.cpp
+++ b/src/gui/kernel/qguiapplication.cpp
@@ -41,6 +41,7 @@
#include "qguiapplication.h"
#include "private/qguiapplication_p.h"
+#include "private/qabstractfileiconprovider_p.h"
#include <qpa/qplatformintegrationfactory_p.h>
#include "private/qevent_p.h"
#include "qfont.h"
@@ -4130,6 +4131,8 @@ void QGuiApplicationPrivate::notifyThemeChanged()
{
updatePalette();
+ QAbstractFileIconProviderPrivate::clearIconTypeCache();
+
if (!(applicationResourceFlags & ApplicationFontExplicitlySet)) {
const auto locker = qt_scoped_lock(applicationFontMutex);
clearFontUnlocked();
diff --git a/src/widgets/itemviews/qfileiconprovider.cpp b/src/widgets/itemviews/qfileiconprovider.cpp
index d0bd4bc9a5..0530621cae 100644
--- a/src/widgets/itemviews/qfileiconprovider.cpp
+++ b/src/widgets/itemviews/qfileiconprovider.cpp
@@ -172,17 +172,9 @@ QIcon QFileIconProvider::icon(IconType type) const
return QIcon();
}
-static inline QPlatformTheme::IconOptions toThemeIconOptions(QFileIconProvider::Options options)
-{
- QPlatformTheme::IconOptions result;
- if (options & QFileIconProvider::DontUseCustomDirectoryIcons)
- result |= QPlatformTheme::DontUseCustomDirectoryIcons;
- return result;
-}
-
QIcon QFileIconProviderPrivate::getIcon(const QFileInfo &fi) const
{
- return QGuiApplicationPrivate::platformTheme()->fileIcon(fi, toThemeIconOptions(options));
+ return getPlatformThemeIcon(fi);
}
/*!
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-26 01:13:50 +0000