New version

.devcontainer/lv_conf.defaults

@@ -36,7 +36,7 @@ LV_FONT_MONTSERRAT_46	1
 LV_FONT_MONTSERRAT_48	1
 LV_FONT_MONTSERRAT_28_COMPRESSED	1
 LV_FONT_DEJAVU_16_PERSIAN_HEBREW	1
-LV_FONT_SIMSUN_16_CJK	1
+LV_FONT_SOURCE_HAN_SANS_SC_16_CJK	1
 LV_FONT_UNSCII_8	1
 
 LV_USE_IMGFONT          1

.github/workflows/arduino.yml

@@ -14,7 +14,7 @@ concurrency:
 jobs:
   lint:
     if: ${{ github.event_name != 'pull_request' || github.repository != github.event.pull_request.head.repo.full_name }}
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v4
       - uses: arduino/arduino-lint-action@v2

.github/workflows/build_examples_with_cxx_compiler.yml

@@ -0,0 +1,27 @@
+name: Build Examples with C++ Compiler
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+concurrency:
+  group: ${{ github.ref }}-${{ github.workflow }} 
+  cancel-in-progress: true
+
+jobs:
+  build-examples:
+    runs-on: ubuntu-24.04
+    steps:
+      - uses: actions/checkout@v4
+      - name: Generate lv_conf.h
+        run: |
+          cp lv_conf_template.h lv_conf.h
+          python ./scripts/generate_lv_conf.py \
+            --template lv_conf_template.h \
+            --config lv_conf.h \
+            --defaults configs/ci/examples/lv_conf_examples.defaults
+      - name: Build Examples with C++ compiler
+        run: g++ -DLV_CONF_PATH="\"$(pwd)/lv_conf.h\"" -Werror -c $(find examples -type f \( -name '*.cpp' -o -name '*.c' \))
+

.github/workflows/build_micropython.yml

@@ -14,30 +14,38 @@ jobs:
   build:
     if: ${{ github.event_name != 'pull_request' || github.repository != github.event.pull_request.head.repo.full_name }}
     name: Build ${{ matrix.port }} port
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     continue-on-error: true
     strategy:
       matrix:
-        port: ['unix', 'esp32', 'stm32', 'rp2']
+        port: ['unix', 'stm32', 'rp2', 'esp32']
     steps:
     - uses: ammaraskar/gcc-problem-matcher@master
+    - uses: actions/setup-python@v5
+      with:
+        python-version: '3.12'
+
     - name: Install Dependencies
       run: |
         sudo add-apt-repository -y "deb http://archive.ubuntu.com/ubuntu `lsb_release -sc` main universe restricted multiverse"
         sudo apt-get update -y -qq
         sudo apt-get install libsdl2-dev parallel libfreetype-dev librlottie-dev libavformat-dev libavcodec-dev libswscale-dev libavutil-dev doxygen
         python3 -m pip install pycparser
+
     - name: Clone lv_micropython
       run: |
         git clone https://github.com/lvgl/lv_micropython.git .
         git checkout master
-    - name: Initialize lv_bindings submodule
-      run: git submodule update --init --recursive lib/lv_bindings
+
+    - name: Initialize LVGL bindings submodule
+      run: git submodule update --init --recursive user_modules/lv_binding_micropython
+
     - name: Update ${{ matrix.port }} port submodules
-      if: matrix.port != 'esp32' && matrix.port != 'rp2'
-      run: make -C ports/${{ matrix.port }} DEBUG=1 USER_C_MODULES=../../lib/lv_bindings/bindings.cmake submodules
+      if:  matrix.port != 'rp2'
+      run: make -C ports/${{ matrix.port }} DEBUG=1 USER_C_MODULES=../../user_modules/lv_binding_micropython/micropython.cmake submodules
+
     - name: Checkout LVGL submodule
-      working-directory: ./lib/lv_bindings/lvgl
+      working-directory: ./user_modules/lv_binding_micropython/lvgl
       run: |
         git fetch --force ${{ github.event.repository.html_url }} "+refs/heads/*:refs/remotes/origin/*"
         git fetch --force ${{ github.event.repository.html_url }} "+refs/pull/*:refs/remotes/origin/pr/*"
@@ -46,46 +54,49 @@ jobs:
     - name: Build mpy-cross
       run: make -j $(nproc) -C mpy-cross
 
-    # ESP32 port
-    - name: Setup ESP-IDF
-      if: matrix.port == 'esp32'
-      run: |
-        source tools/ci.sh && ci_esp32_idf44_setup
-    - name: Build ESP32 port
-      if: matrix.port == 'esp32'
-      run: |
-        source tools/ci.sh && ci_esp32_build
-
-    # STM32 & RPi Pico port
-    - name: arm-none-eabi-gcc
-      if: matrix.port == 'stm32' || matrix.port == 'rp2'
-      uses: carlosperate/arm-none-eabi-gcc-action@v1.10.0
-      with:
-        release: '9-2019-q4' # The arm-none-eabi-gcc release to use.
+    # STM32 port
     - name: Build STM32 port
       if: matrix.port == 'stm32'
-      run: make -j $(nproc) -C ports/stm32 BOARD=STM32F7DISC
+      run: |
+        source tools/ci.sh && ci_stm32_setup
+        make -C ports/stm32 BOARD=STM32F7DISC USER_C_MODULES=../../user_modules/lv_binding_micropython/micropython.cmake submodules
+        make -j $(nproc) -C ports/stm32 BOARD=STM32F7DISC USER_C_MODULES=../../user_modules/lv_binding_micropython/micropython.cmake
+
+    # Raspberry Pi Pico port
     - name: Build Raspberry Pi PICO port
       if: matrix.port == 'rp2'
       run: |
-        make -C ports/rp2 BOARD=PICO submodules
-        make -j $(nproc) -C ports/rp2 BOARD=PICO USER_C_MODULES=../../lib/lv_bindings/bindings.cmake
+        source tools/ci.sh && ci_rp2_setup
+        make -C ports/rp2 BOARD=RPI_PICO submodules
+        make -j $(nproc) -C ports/rp2 BOARD=RPI_PICO USER_C_MODULES=../../user_modules/lv_binding_micropython/micropython.cmake
+
+    # ESP32 port
+    - name: Build ESP32 port
+      if: matrix.port == 'esp32'
+      run: |
+        source tools/ci.sh && ci_esp32_idf_setup
+        source tools/ci.sh && ci_esp32_build_cmod_spiram_s2
+        source tools/ci.sh && ci_esp32_build_s3_c3
+
     # Unix port
     - name: Build Unix port
       if: matrix.port == 'unix'
-      run: make -j $(nproc) -C ports/unix DEBUG=1 LV_CFLAGS="-DMICROPY_LV_USE_LOG=0"
+      run: make -j $(nproc) -C ports/unix DEBUG=1 VARIANT=lvgl LV_CFLAGS="-DMICROPY_LV_USE_LOG=0"
+
     - name: Install requirements for the test
       run: |
         python3 -m pip install pillow
-        mkdir lib/lv_bindings/lvgl/tests/micropy_test/artifacts
+        mkdir user_modules/lv_binding_micropython/lvgl/tests/micropy_test/artifacts
+
+    # Tests
     - name: Run tests
       if: success() && matrix.port == 'unix'
       run: |
         export XDG_RUNTIME_DIR=/tmp
-        python3 lib/lv_bindings/lvgl/tests/micropy_test/__init__.py --artifact-path=lib/lv_bindings/lvgl/tests/micropy_test/artifacts --mpy-path=ports/unix/build-standard/micropython
+        python3 user_modules/lv_binding_micropython/lvgl/tests/micropy_test/__init__.py --artifact-path=user_modules/lv_binding_micropython/lvgl/tests/micropy_test/artifacts --mpy-path=ports/unix/build-lvgl/micropython
 
     - name: Upload Artifacts
       uses: actions/upload-artifact@v4
       with:
         name: test-artifacts
-        path: lib/lv_bindings/lvgl/tests/micropy_test/artifacts
+        path: user_modules/lv_binding_micropython/lvgl/tests/micropy_test/artifacts

.github/workflows/ccpp.yml

@@ -13,63 +13,85 @@ concurrency:
   cancel-in-progress: true
 
 jobs:
-  build:
+  build-ubuntu:
     if: ${{ github.event_name != 'pull_request' || github.repository != github.event.pull_request.head.repo.full_name }}
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     strategy:
+      fail-fast: false
       matrix:
         # A valid option parameter to the cmake file.
         # See BUILD_OPTIONS in tests/CMakeLists.txt.
-        build_option: ['OPTIONS_16BIT',
+        build_option: ['OPTIONS_NORMAL_8BIT',
+                       'OPTIONS_16BIT',
                        'OPTIONS_24BIT',
                        'OPTIONS_FULL_32BIT',
                        'OPTIONS_VG_LITE',
                        'OPTIONS_SDL']
-    name: Build ${{ matrix.build_option }}
+    name: Build ${{ matrix.build_option }} - Ubuntu
     steps:
     - uses: actions/checkout@v4
     - uses: ammaraskar/gcc-problem-matcher@master
+    - name: Setup Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: '3.12'
     - name: Install prerequisites
       run: scripts/install-prerequisites.sh
+    - name: Install pngquant
+      run:  scripts/install_pngquant.sh
     - name: Building ${{ matrix.build_option }}
-      run: python tests/main.py --build-option=${{ matrix.build_option }} build
+      run: python tests/main.py --build-option=${{ matrix.build_option }} build --auto-clean
 
-  build-windows-GCC:
-    runs-on: windows-2022
-    name: Build Windows GCC
-    steps:
-    - uses: actions/checkout@v4
-    - uses: ammaraskar/gcc-problem-matcher@master
-    - name: Install prerequisites
-      run: scripts\install-prerequisites.bat
-    - name: Build
-      run: python tests/main.py build
-      env:
-        CC: gcc
+  build-windows:
+    strategy:
+      fail-fast: false
+      matrix:
+        # A valid option parameter to the cmake file.
+        # See BUILD_OPTIONS in tests/CMakeLists.txt.
+        build_option: ['OPTIONS_16BIT',
+                       'OPTIONS_24BIT',
+                       'OPTIONS_FULL_32BIT',
+                       'OPTIONS_VG_LITE']
+        compiler: [gcc, cl]
 
-  build-windows-MSVC:
+    name: Build ${{ matrix.build_option }} - ${{matrix.compiler }} - Windows
     runs-on: windows-2022
-    name: Build Windows MSVC
     steps:
+    - name: patch freetype vcpkg URL
+      run: (Get-Content C:\vcpkg\ports\freetype\portfile.cmake) -replace 'freedesktop.org', 'com' | Out-File -encoding ASCII C:\vcpkg\ports\freetype\portfile.cmake
+
     - uses: actions/checkout@v4
+
     - name: Install prerequisites
       run: scripts\install-prerequisites.bat
-    - uses: ilammy/msvc-dev-cmd@v1
+
+    - if: matrix.compiler == 'gcc'
+      uses: ammaraskar/gcc-problem-matcher@master
+
+    - if: matrix.compiler == 'cl'
+      uses: ilammy/msvc-dev-cmd@v1
       with:
         arch: x64
-    - uses: ruby/setup-ruby@v1
+
+    - if: matrix.compiler == 'cl'
+      uses: ruby/setup-ruby@v1
       with:
         ruby-version: 'mswin'
+
     - name: Build
-      run: python tests/main.py build
+      run: python tests/main.py --build-option=${{ matrix.build_option }} build
       env:
-        CC: cl
+        CC: ${{ matrix.compiler }}
 
   build-esp32s3:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     name: Build ESP IDF ESP32S3
     container: espressif/idf:v5.3.1
     steps:
+    - name: Setup Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: '3.12'
     - name: Clone LVGL as a Component
       uses: actions/checkout@v4
       with:
@@ -82,7 +104,7 @@ jobs:
       run: . /opt/esp/idf/export.sh && idf.py build
 
   test-native:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     strategy:
      matrix:
        # A valid option parameter to the cmake file.
@@ -93,8 +115,14 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - uses: ammaraskar/gcc-problem-matcher@master
+    - name: Setup Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: '3.12'
     - name: Install prerequisites
       run: scripts/install-prerequisites.sh
+    - name: Install pngquant
+      run: scripts/install_pngquant.sh
     - name: Fix kernel mmap rnd bits
       # Asan in llvm 14 provided in ubuntu 22.04 is incompatible with
       # high-entropy ASLR in much newer kernels that GitHub runners are
@@ -104,7 +132,7 @@ jobs:
       if: matrix.build_config == '32bit build'
       run: echo "NON_AMD64_BUILD=1" >> $GITHUB_ENV
     - name: Run tests
-      run: python tests/main.py --report --update-image test
+      run: python tests/main.py --report --update-image test --auto-clean
     - name: Archive screenshot errors
       if: failure()
       uses: actions/upload-artifact@v4

.github/workflows/check_bom.yml

@@ -13,7 +13,7 @@ concurrency:
 jobs:
   bom-check:
     if: ${{ github.event_name != 'pull_request' || github.repository != github.event.pull_request.head.repo.full_name }}
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
       - name: Checkout
         uses: actions/checkout@v4

.github/workflows/check_conf.yml

@@ -12,7 +12,7 @@ concurrency:
 jobs:
   verify-conf-internal:
     if: ${{ github.event_name != 'pull_request' || github.repository != github.event.pull_request.head.repo.full_name }}
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -22,7 +22,7 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@v5
         with:
-          python-version: 3.7
+          python-version: 3.12
       - name: Generate lv_conf_internal.h
         run: python lv_conf_internal_gen.py
         working-directory: scripts

.github/workflows/check_properties.yml

@@ -12,7 +12,7 @@ concurrency:
 jobs:
   verify-property-name:
     if: ${{ github.event_name != 'pull_request' || github.repository != github.event.pull_request.head.repo.full_name }}
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
       - name: Checkout
         uses: actions/checkout@v4

.github/workflows/check_style.yml

@@ -12,7 +12,7 @@ concurrency:
 jobs:
   verify-formatting:
     if: ${{ github.event_name != 'pull_request' || github.repository != github.event.pull_request.head.repo.full_name }}
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
       - name: Checkout
         uses: actions/checkout@v4

.github/workflows/close_old_issues.yml

@@ -7,7 +7,7 @@ on:
 jobs:
   stale:
     if: github.repository == 'lvgl/lvgl'
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/stale@v9
         with: