quickopen: remove caching of project file icons, done by QIcon itself now

GIT_SILENT

plugins/quickopen/CMakeLists.txt

@@ -27,4 +27,10 @@ ki18n_wrap_ui(kdevquickopen_PART_SRCS
 )
 qt5_add_resources(kdevquickopen_PART_SRCS kdevquickopen.qrc)
 kdevplatform_add_plugin(kdevquickopen JSON kdevquickopen.json SOURCES ${kdevquickopen_PART_SRCS})
-target_link_libraries(kdevquickopen KF5::IconThemes KF5::GuiAddons KF5::TextEditor KDev::Language KDev::Interfaces KDev::Project KDev::Util)
+target_link_libraries(kdevquickopen
+    KDev::Language
+    KDev::Interfaces
+    KDev::Project
+    KDev::Util
+    KF5::GuiAddons
+)

plugins/quickopen/projectfilequickopen.cpp

@@ -22,7 +22,6 @@
 #include <QIcon>
 #include <QTextBrowser>
 
-#include <KIconLoader>
 #include <KLocalizedString>
 
 #include <interfaces/iprojectcontroller.h>
@@ -164,24 +163,7 @@ QWidget* ProjectFileData::expandingWidget() const
 
 QIcon ProjectFileData::icon() const
 {
-    const QString& iconName = iconNameForUrl(m_file.indexedPath);
-
-    /**
-     * FIXME: Move this cache into a more central place and reuse it elsewhere.
-     *        The project model e.g. could reuse this as well.
-     *
-     * Note: We cache here since otherwise displaying and esp. scrolling
-     *       in a large list of quickopen items becomes very slow.
-     */
-    static QHash<QString, QPixmap> iconCache;
-    QHash<QString, QPixmap>::const_iterator it = iconCache.constFind(iconName);
-    if (it != iconCache.constEnd()) {
-        return it.value();
-    }
-
-    const QPixmap& pixmap = KIconLoader::global()->loadIcon(iconName, KIconLoader::Small);
-    iconCache.insert(iconName, pixmap);
-    return pixmap;
+    return QIcon::fromTheme(iconNameForUrl(m_file.indexedPath));
 }
 
 QString ProjectFileData::project() const

plugins/quickopen/tests/CMakeLists.txt

@@ -9,7 +9,11 @@ add_library(quickopentestbase STATIC
     ../projectfilequickopen.cpp)
 
 target_link_libraries(quickopentestbase PUBLIC
-    Qt5::Test KF5::IconThemes KDev::Tests KDev::Project KDev::Language)
+    KDev::Tests
+    KDev::Project
+    KDev::Language
+    Qt5::Test
+)
 
 ecm_add_test(test_quickopen.cpp LINK_LIBRARIES quickopentestbase)