Add SVG icon engine for Qt

external/qt/CMakeLists.txt

@@ -159,6 +159,7 @@ else()
             plugins/platforminputcontexts/${qt_lib_prefix}composeplatforminputcontextplugin
             ${qt_libs_dbus_plugins}
             plugins/platforms/${qt_lib_prefix}qxcb
+            plugins/iconengines/${qt_lib_prefix}qsvgicon
             lib/${qt_lib_prefix}Qt5XcbQpa
             lib/${qt_lib_prefix}Qt5LinuxAccessibilitySupport
             lib/${qt_lib_prefix}Qt5ServiceSupport
@@ -167,6 +168,7 @@ else()
             ${qt_libs_dbus_bearers}
             ${common_qt_libs}
             ${qt_libs_dbus}
+            lib/${qt_lib_prefix}Qt5Svg
             lib/${qt_lib_prefix}Qt5Core
             lib/${qt_lib_prefix}qtpcre2
             lib/${qt_lib_prefix}xcb-static

external/qt/package.cmake

@@ -23,6 +23,10 @@ endif()
 find_package(Qt5 COMPONENTS Core Gui Widgets Network REQUIRED)
 
 if (LINUX)
+    if (NOT DESKTOP_APP_USE_PACKAGED)
+        find_package(Qt5 COMPONENTS Svg REQUIRED)
+    endif()
+
     find_package(Qt5 COMPONENTS DBus)
 endif()