DNM: Update to LVGL 9.4.0

.devcontainer/__build_all.sh__

@@ -1,5 +1,5 @@
 cd build
 emcmake cmake ..
 emmake make -j$(nproc)
-echo "Built succesfully, opening index.html"
+echo "Built successfully, opening index.html"
 code index.html

.github/workflows/arduino.yml

@@ -16,7 +16,7 @@ jobs:
     if: ${{ github.event_name != 'pull_request' || github.repository != github.event.pull_request.head.repo.full_name }}
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: arduino/arduino-lint-action@v2
         with:
           library-manager: update

.github/workflows/build_examples_with_cxx_compiler.yml

@@ -14,10 +14,9 @@ jobs:
   build-examples:
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - 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 \

.github/workflows/build_hardware.yml

@@ -0,0 +1,40 @@
+name: Hardware Build Test
+
+# No point on running this on pushes to master
+# as we already dispatch a run job for that event
+on:
+  pull_request:
+    branches: 'master'
+
+jobs:
+  run_benchmark:
+    runs-on: self-hosted
+    name: Hardware Build Test
+    steps:
+      - name: Install Rust toolchain
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Install Dependencies
+        run: |
+          sudo apt update -y
+          sudo apt install -y libfontconfig-dev
+
+      - name: Install EJ dispatcher tool
+        run: |
+          cargo install ejlv
+
+      - name: Dispatch job
+        run: |
+          if [ "${{ github.event_name }}" == "pull_request" ]; then
+            REPO_URL="${{ github.event.pull_request.head.repo.clone_url }}"
+            COMMIT_REF="${{ github.event.pull_request.head.sha }}"
+          else
+            REPO_URL="${{ github.server_url }}/${{ github.repository }}"
+            COMMIT_REF="${{ github.sha }}"
+          fi
+
+          ejlv dispatch-build \
+            --socket /ejd/ejd.sock \
+            --commit-hash $COMMIT_REF \
+            --remote-url $REPO_URL \
+            --seconds 1800

.github/workflows/build_micropython.yml

@@ -21,7 +21,7 @@ jobs:
         port: ['unix', 'stm32', 'rp2', 'esp32']
     steps:
     - uses: ammaraskar/gcc-problem-matcher@master
-    - uses: actions/setup-python@v5
+    - uses: actions/setup-python@v6
       with:
         python-version: '3.12'
 

.github/workflows/ccpp.yml

@@ -25,20 +25,21 @@ jobs:
                        'OPTIONS_16BIT',
                        'OPTIONS_24BIT',
                        'OPTIONS_FULL_32BIT',
-                       'OPTIONS_VG_LITE',
                        'OPTIONS_SDL']
     name: Build ${{ matrix.build_option }} - Ubuntu
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     - uses: ammaraskar/gcc-problem-matcher@master
     - name: Setup Python
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@v6
       with:
         python-version: '3.12'
     - name: Install prerequisites
       run: scripts/install-prerequisites.sh
     - name: Install pngquant
       run:  scripts/install_pngquant.sh
+    - name: Verify the environment dependency installation
+      run: scripts/run_tests.sh --skip-tests
     - name: Building ${{ matrix.build_option }}
       run: python tests/main.py --build-option=${{ matrix.build_option }} build --auto-clean
 
@@ -50,8 +51,7 @@ jobs:
         # See BUILD_OPTIONS in tests/CMakeLists.txt.
         build_option: ['OPTIONS_16BIT',
                        'OPTIONS_24BIT',
-                       'OPTIONS_FULL_32BIT',
-                       'OPTIONS_VG_LITE']
+                       'OPTIONS_FULL_32BIT']
         compiler: [gcc, cl]
 
     name: Build ${{ matrix.build_option }} - ${{matrix.compiler }} - Windows
@@ -60,7 +60,7 @@ jobs:
     - 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
+    - uses: actions/checkout@v5
 
     - name: Install prerequisites
       run: scripts\install-prerequisites.bat
@@ -89,11 +89,11 @@ jobs:
     container: espressif/idf:v5.3.1
     steps:
     - name: Setup Python
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@v6
       with:
         python-version: '3.12'
     - name: Clone LVGL as a Component
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
       with:
         path: components/lvgl
     - name: Copy IDF Project Example
@@ -113,16 +113,18 @@ jobs:
                       '32bit build']
     name: Run tests with ${{ matrix.build_config }}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     - uses: ammaraskar/gcc-problem-matcher@master
     - name: Setup Python
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@v6
       with:
         python-version: '3.12'
     - name: Install prerequisites
       run: scripts/install-prerequisites.sh
     - name: Install pngquant
       run: scripts/install_pngquant.sh
+    - name: Verify the environment dependency installation
+      run: scripts/run_tests.sh --skip-tests
     - 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
@@ -172,3 +174,9 @@ jobs:
         echo "Failing the build due to newly generated reference images."
         exit 1
 
+    - name: Upload coverage reports as artifacts
+      if: always()
+      uses: actions/upload-artifact@v4
+      with:
+        name: coverage-reports-${{ matrix.build_config }}
+        path: tests/report/

.github/workflows/check_bom.yml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           persist-credentials: false
           fetch-depth: 0

.github/workflows/check_conf.yml

@@ -15,12 +15,12 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           persist-credentials: false
           fetch-depth: 0
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: 3.12
       - name: Generate lv_conf_internal.h

.github/workflows/check_properties.yml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           persist-credentials: false
           fetch-depth: 0

.github/workflows/check_style.yml

@@ -15,12 +15,12 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           persist-credentials: false
           fetch-depth: 0
       - name: Checkout astyle
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           repository: lvgl/astyle
           path: astyle

.github/workflows/check_templ.yml

@@ -0,0 +1,28 @@
+name: Compare file templates with file names
+on:
+  push:
+  pull_request:
+
+# https://docs.github.com/en/actions/writing-workflows/workflow-syntax-for-github-actions#concurrency
+# Ensure that only one commit will be running tests at a time on each PR
+concurrency:
+  group: ${{ github.ref }}-${{ github.workflow }}
+  cancel-in-progress: true
+
+jobs:
+  template-check:
+    runs-on: ubuntu-24.04
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v5
+        with:
+          persist-credentials: false
+          fetch-depth: 0
+      - name: Setup Python
+        uses: actions/setup-python@v6
+        with:
+          python-version: 3.12
+      - name: Compare file templates with file names
+        run: python scripts/lv_templ_check.py --fix
+      - name: Check that repository is clean
+        run: git diff --exit-code >/dev/null 2>&1 || (echo "Please fix template issues using scripts/lv_templ_check.py"; false)

.github/workflows/close_old_issues.yml

@@ -9,27 +9,33 @@ jobs:
     if: github.repository == 'lvgl/lvgl'
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/stale@v9
+      - uses: actions/stale@v10
         with:
           repo-token: ${{ secrets.LVGL_BOT_TOKEN }}
           stale-issue-message: |
             We need some feedback on this issue.
 
-            Now we mark this as "Abandoned" because there was no activity here for 14 days.
+            Now we mark this as "Stale" because there was no activity here for 60 days.
 
-            Remove the "Stale" label or comment else this will be closed in 7 days.
+            Remove the "Stale" label or comment else this will be closed in 14 days.
+
+            cc @kisvegabor, @liamHowatt, @uLipe, @AndreCostaaa
           stale-pr-message: |
             We need some feedback on this pull request.
 
-            Now we mark this as "Abandoned" because there was no activity here for 14 days.
+            Now we mark this as "Stale" because there was no activity here for 60 days.
+
+            Remove the "Stale" label or comment else this will be closed in 14 days.
 
-            Remove the "Abandoned" label or comment else this will be closed in 7 days.
+            cc @kisvegabor, @liamHowatt, @uLipe, @AndreCostaaa
           close-issue-message: |
             As there was no activity here for a while we close this issue. But don't worry, the conversation is still here and you can get back to it at any time.
 
             Feel free to comment if you have remarks or ideas on this topic.
-          days-before-stale: 14
-          days-before-close: 7
+
+            cc @kisvegabor, @liamHowatt, @uLipe, @AndreCostaaa
+          days-before-stale: 60
+          days-before-close: 14
           exempt-issue-labels: '🔥 Important'
           exempt-pr-labels: '🔥 Important'
           stale-issue-label: '💤 Stale'

.github/workflows/compile_docs.yml

@@ -21,12 +21,12 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           persist-credentials: false
           fetch-depth: 0
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.12'
       - name: Cache Python packages
@@ -63,14 +63,12 @@ jobs:
         uses: hendrikmuhs/ccache-action@v1
       - name: Build examples (with cache)
         run: |
-          if [ "${{ github.event_name }}" == "pull_request" ]; then
-            REPO_URL="${{ github.event.pull_request.head.repo.clone_url }}"
-            COMMIT_REF="${{ github.event.pull_request.head.sha }}"
-          else
-            REPO_URL="${{ github.server_url }}/${{ github.repository }}"
-            COMMIT_REF="${{ github.sha }}"
-          fi
-          ./scripts/build_html_examples.sh "$REPO_URL" "$COMMIT_REF"
+          # Grab the current name in case the LVGL folder is not called lvgl
+          # as it could be the case if this is running from a fork
+          LVGL_FOLDER=$(pwd)
+          # Move to the parent folder to fetch emscripten port.
+          cd ..
+          ./lvgl/scripts/build_html_examples.sh --symlink $LVGL_FOLDER
       - name: Build docs
         run: docs/build.py html
       - name: Remove .doctrees

.github/workflows/esp_upload_component.yml

@@ -10,7 +10,7 @@ jobs:
   upload_components:
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           submodules: "recursive"
 

.github/workflows/gen_json.yml

@@ -15,10 +15,10 @@ jobs:
     runs-on: ubuntu-24.04
     name: Test API JSON
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.12'
 

.github/workflows/install.yml

@@ -0,0 +1,48 @@
+name: Install LVGL using CMake
+
+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@v5
+      - name: Generate lv_conf.h
+        run: |
+          python3 ./scripts/generate_lv_conf.py \
+            --template lv_conf_template.h \
+            --config lv_conf.h \
+            --defaults configs/ci/install/lv_conf.defaults
+
+      - name: Build LVGL
+        run: |
+          cmake -B build -DCMAKE_INSTALL_PREFIX=$(pwd)/lvgl-install
+          cmake --build build -j$(nproc)
+      - name: Install LVGL
+        run: cmake --install build
+
+      - name: Build an application with the installed version of LVGL
+        run: |
+          echo "#include <lvgl/lvgl.h> 
+            #include <lvgl/lvgl.h> 
+            #include <lvgl/demos/lv_demos.h> 
+            #include <lvgl/examples/lv_examples.h> 
+            int main(void) { 
+              lv_init();
+              lv_example_label_1();
+              lv_demo_widgets();
+              while(1) { 
+                lv_timer_handler(); 
+              } 
+              return 0; 
+          }" >> main.c
+          # We link with `g++` as thorvg (ThorVG library) contains C++ code that requires C++ runtime symbols
+          g++ main.c -o main -I$(pwd)/lvgl-install/include -L$(pwd)/lvgl-install/lib -llvgl_thorvg -llvgl_examples -llvgl_demos -llvgl -lm