Use svg icon

+ Install the icon in a standard path

CMakeLists.txt

@@ -574,7 +574,7 @@ endif()
 #install files and directories (linux specific)
 if (LINUX)
   install(FILES ${CMAKE_BINARY_DIR}/${CMAKE_PROJECT_NAME}.desktop DESTINATION share/applications)
-  install(FILES ${CMAKE_SOURCE_DIR}/cmake/cpack/${CMAKE_PROJECT_NAME}_icon.png DESTINATION share/pixmaps)
+  install(FILES ${CMAKE_SOURCE_DIR}/cmake/cpack/${CMAKE_PROJECT_NAME}_icon.svg DESTINATION share/icons/hicolor/scalable/apps)
 endif()
 
 ############ uninstall target ################

cmake/cpack/sdrangel.desktop.in

@@ -3,7 +3,7 @@ Name=@APPLICATION_NAME@
 GenericName=SDR/Analyzer frontend
 Comment=SDR/Analyzer frontend for Airspy, Airspy HF+, BladeRF, HackRF, LimeSDR, PlutoSDR, RTL-SDR, SDRplay RSP1 and FunCube
 Exec=@CMAKE_PROJECT_NAME@
-Icon=@CMAKE_PROJECT_NAME@_icon.png
+Icon=@CMAKE_PROJECT_NAME@_icon
 StartupNotify=true
 Terminal=false
 Type=Application

flatpak/org.sdrangel.SDRangel.json

@@ -510,10 +510,6 @@
           "type": "patch",
           "path": "sdrangel-set-serialdv-path.patch"
         },
-        {
-          "type": "patch",
-          "path": "sdrangel-fix-icon-file.patch"
-        },
         {
           "type": "file",
           "path": "org.sdrangel.SDRangel.appdata.xml"

flatpak/sdrangel-fix-icon-file.patch

@@ -1,26 +0,0 @@
-diff --git a/CMakeLists.txt b/CMakeLists.txt
-index a58eef70f..4f75350d6 100644
---- a/CMakeLists.txt
-+++ b/CMakeLists.txt
-@@ -574,7 +574,7 @@ endif()
- #install files and directories (linux specific)
- if (LINUX)
-   install(FILES ${CMAKE_BINARY_DIR}/${CMAKE_PROJECT_NAME}.desktop DESTINATION share/applications)
--  install(FILES ${CMAKE_SOURCE_DIR}/cmake/cpack/${CMAKE_PROJECT_NAME}_icon.png DESTINATION share/pixmaps)
-+  install(FILES ${CMAKE_SOURCE_DIR}/cmake/cpack/${CMAKE_PROJECT_NAME}_icon.svg DESTINATION share/icons/hicolor/scalable/apps)
- endif()
- 
- ############ uninstall target ################
-diff --git a/cmake/cpack/sdrangel.desktop.in b/cmake/cpack/sdrangel.desktop.in
-index 88aa2b9a5..918c5ff03 100644
---- a/cmake/cpack/sdrangel.desktop.in
-+++ b/cmake/cpack/sdrangel.desktop.in
-@@ -3,7 +3,7 @@ Name=@APPLICATION_NAME@
- GenericName=SDR/Analyzer frontend
- Comment=SDR/Analyzer frontend for Airspy, Airspy HF+, BladeRF, HackRF, LimeSDR, PlutoSDR, RTL-SDR, SDRplay RSP1 and FunCube
- Exec=@CMAKE_PROJECT_NAME@
--Icon=@CMAKE_PROJECT_NAME@_icon.png
-+Icon=@CMAKE_PROJECT_NAME@_icon
- StartupNotify=true
- Terminal=false
- Type=Application