Added grid square coloring function and fixed bug of message categorizing after entering the chat and not selected a chatmember

Fixed Map: leaflet rendering in Java 21 Webview (disabling 3D in leaflet)
Reduced opentopo api calls // added 4 char locator new-filter // added new band and tropo filter and priority sorter // decreased map load
2026-06-30 02:38:11 +02:00 · 2026-06-30 01:56:13 +02:00 · 2026-06-30 00:48:52 +02:00 · 2026-06-30 00:48:52 +02:00 · 2026-06-30 00:48:52 +02:00 · 2026-06-30 00:48:52 +02:00
10 changed files with 691 additions and 360 deletions
@@ -12,7 +12,7 @@ env:
  FORCE_JAVASCRIPT_ACTIONS_TO_NODE24: true

 permissions:
-  contents: write
+  contents: read
  packages: write

 jobs:
@@ -34,11 +34,11 @@ jobs:
          Add-Content -Path $env:GITHUB_ENV -Value "SHORT_SHA=$shortSha"
          Add-Content -Path $env:GITHUB_ENV -Value "ASSET_BASENAME=praktiKST-$version-$shortSha"

-      - name: Set up Java 21
+      - name: Set up Java 17
        uses: actions/setup-java@v4.1.0
        with:
          distribution: temurin
-          java-version: "21"
+          java-version: "17"

      - name: Install WiX Toolset
        shell: pwsh
@@ -89,11 +89,11 @@ jobs:
          SHORT_SHA="${GITHUB_SHA::7}"
          echo "ASSET_BASENAME=KST4Contest-${VERSION}-${SHORT_SHA}" >> "$GITHUB_ENV"

-      - name: Set up Java 21
+      - name: Set up Java 17
        uses: actions/setup-java@v4.1.0
        with:
          distribution: temurin
-          java-version: "21"
+          java-version: "17"

      - name: Ensure mvnw is executable
        run: chmod +x mvnw
@@ -169,11 +169,11 @@ jobs:
          SHORT_SHA="${GITHUB_SHA::7}"
          echo "ASSET_BASENAME=KST4Contest-${VERSION}-${SHORT_SHA}" >> "$GITHUB_ENV"

-      - name: Set up Java 21
+      - name: Set up Java 17
        uses: actions/setup-java@v4.1.0
        with:
          distribution: temurin
-          java-version: "21"
+          java-version: "17"

      - name: Install packaging dependencies
        run: |
@@ -199,7 +199,6 @@ jobs:
            --main-class kst4contest.view.Kst4ContestApplication \
            --module-path target/dist-libs \
            --add-modules javafx.controls,javafx.graphics,javafx.fxml,javafx.web,javafx.media,java.sql,java.net.http,jdk.crypto.ec \
-            --linux-package-deps "libgstreamer1.0-0,libgstreamer-plugins-base1.0-0,gstreamer1.0-plugins-good" \
            --dest dist
          DEB="$(ls dist/*.deb | head -n 1)"
          if [ -z "$DEB" ]; then
@@ -228,11 +227,11 @@ jobs:
          SHORT_SHA="${GITHUB_SHA::7}"
          echo "ASSET_BASENAME=KST4Contest-${VERSION}-${SHORT_SHA}" >> "$GITHUB_ENV"

-      - name: Set up Java 21
+      - name: Set up Java 17
        uses: actions/setup-java@v4.1.0
        with:
          distribution: temurin
-          java-version: "21"
+          java-version: "17"

      - name: Install packaging dependencies
        run: |
@@ -258,7 +257,6 @@ jobs:
            --main-class kst4contest.view.Kst4ContestApplication \
            --module-path target/dist-libs \
            --add-modules javafx.controls,javafx.graphics,javafx.fxml,javafx.web,javafx.media,java.sql,java.net.http,jdk.crypto.ec \
-            --linux-package-deps "gstreamer1,gstreamer1-plugins-base,gstreamer1-plugins-good" \
            --dest dist
          RPM="$(ls dist/*.rpm | head -n 1)"
          if [ -z "$RPM" ]; then
@@ -289,11 +287,11 @@ jobs:
          echo "SHORT_SHA=$SHORT_SHA" >> "$GITHUB_ENV"
          echo "ASSET_BASENAME=KST4Contest-${VERSION}-${SHORT_SHA}" >> "$GITHUB_ENV"

-      - name: Set up Java 21
+      - name: Set up Java 17
        uses: actions/setup-java@v4.1.0
        with:
          distribution: temurin
-          java-version: "21"
+          java-version: "17"

      - name: Install packaging dependencies
        run: |
@@ -348,42 +346,21 @@ jobs:
          if [ -f "$PKGROOT/usr/lib/KST4Contest/lib/KST4Contest.png" ]; then
            cp "$PKGROOT/usr/lib/KST4Contest/lib/KST4Contest.png" "$PKGROOT/usr/share/icons/hicolor/256x256/apps/KST4Contest.png"
          fi
-          INSTALLED_SIZE=$(du -sb "$PKGROOT" | cut -f1)
-          BUILDDATE=$(date +%s)
-          WORKFLOW_SHA256=$(sha256sum "$GITHUB_WORKSPACE/.github/workflows/nightly-artifacts.yml" | awk '{print $1}')
-          {
-            echo "pkgname = kst4contest"
-            echo "pkgbase = kst4contest"
-            echo "xdata = pkgtype=pkg"
-            echo "pkgver = ${PKGVER}-1"
-            echo "pkgdesc = KST4Contest amateur radio contest logger"
-            echo "url = https://github.com/${{ github.repository }}"
-            echo "builddate = ${BUILDDATE}"
-            echo "packager = GitHub Actions"
-            echo "size = ${INSTALLED_SIZE}"
-            echo "arch = ${ARCH}"
-            echo "license = custom"
-            echo "depend = java-runtime"
-            echo "depend = gst-plugins-base"
-            echo "depend = gst-plugins-good"
-          } > "$PKGROOT/.PKGINFO"
-          {
-            echo "format = 2"
-            echo "pkgname = kst4contest"
-            echo "pkgbase = kst4contest"
-            echo "pkgver = ${PKGVER}-1"
-            echo "pkgarch = ${ARCH}"
-            echo "pkgbuild_sha256sum = ${WORKFLOW_SHA256}"
-            echo "packager = GitHub Actions"
-            echo "builddate = ${BUILDDATE}"
-            echo "builddir = /build"
-            echo "startdir = /build"
-            echo "buildtool = makepkg"
-            echo "buildtoolver = 7.0.0-1-x86_64"
-            echo "buildenv = !distcc !color !ccache check !sign"
-            echo "options = !strip docs libtool staticlibs emptydirs zipman purge !debug !lto"
-          } > "$PKGROOT/.BUILDINFO"
-          tar --zstd --transform 's|^\./||' -cf "dist/${ASSET_BASENAME}-archlinux-${ARCH}.pkg.tar.zst" -C "$PKGROOT" .
+          INSTALLED_SIZE=$(du -sk "$PKGROOT" | cut -f1)
+          cat > "$PKGROOT/.PKGINFO" << EOF
+          pkgname = kst4contest
+          pkgbase = kst4contest
+          pkgver = ${PKGVER}-1
+          pkgdesc = KST4Contest amateur radio contest logger
+          url = https://github.com/${{ github.repository }}
+          builddate = $(date +%s)
+          packager = GitHub Actions
+          size = ${INSTALLED_SIZE}
+          arch = ${ARCH}
+          license = custom
+          depend = java-runtime
+          EOF
+          tar --zstd -cf "dist/${ASSET_BASENAME}-archlinux-${ARCH}.pkg.tar.zst" -C "$PKGROOT" .

      - name: Upload Arch Linux artifact
        uses: actions/upload-artifact@v4.3.4
@@ -408,11 +385,11 @@ jobs:
          echo "SHORT_SHA=$SHORT_SHA" >> "$GITHUB_ENV"
          echo "ASSET_BASENAME=KST4Contest-${VERSION}-${SHORT_SHA}" >> "$GITHUB_ENV"

-      - name: Set up Java 21
+      - name: Set up Java 17
        uses: actions/setup-java@v4.1.0
        with:
          distribution: temurin
-          java-version: "21"
+          java-version: "17"

      - name: Ensure mvnw is executable
        run: chmod +x mvnw
@@ -451,18 +428,14 @@ jobs:
          finish-args:
            - --socket=wayland
            - --socket=x11
-            - --socket=pulseaudio
            - --share=network
            - --share=ipc
            - --device=dri
-            - --filesystem=~/.praktiKST
-            - --env=ALSA_CONFIG_PATH=/app/share/alsa/asound.conf
          modules:
            - name: kst4contest
              buildsystem: simple
              build-commands:
-                - install -d /app/lib/KST4Contest /app/bin /app/share/applications /app/share/alsa
-                - printf '@include /usr/share/alsa/alsa.conf\npcm.!default { type pulse }\nctl.!default { type pulse }\n' > /app/share/alsa/asound.conf
+                - install -d /app/lib/KST4Contest /app/bin /app/share/applications
                - cp -a . /app/lib/KST4Contest/
                - printf '#!/bin/sh\nexec /app/lib/KST4Contest/bin/KST4Contest "$@"\n' > /app/bin/KST4Contest
                - chmod 755 /app/bin/KST4Contest
@@ -480,103 +453,18 @@ jobs:
                  path: flatpak-src/KST4Contest
          EOF

-      - name: Import Flatpak signing key
-        run: |
-          echo "${{ secrets.FLATPAK_GPG_PRIVATE_KEY }}" | gpg --batch --import
-          FLATPAK_GPG_KEY_ID=$(gpg --list-secret-keys --with-colons | awk -F: '/^fpr/{print $10; exit}')
-          echo "FLATPAK_GPG_KEY_ID=$FLATPAK_GPG_KEY_ID" >> "$GITHUB_ENV"
-
-      - name: Build Flatpak repo (nightly)
+      - name: Build Flatpak bundle
        run: |
          flatpak-builder --force-clean target/flatpak-build target/de.x08.KST4Contest.yml
-          flatpak build-export --gpg-sign="$FLATPAK_GPG_KEY_ID" target/flatpak-repo target/flatpak-build nightly
-          flatpak build-update-repo --gpg-sign="$FLATPAK_GPG_KEY_ID" target/flatpak-repo
+          flatpak build-export target/flatpak-repo target/flatpak-build
+          flatpak build-bundle target/flatpak-repo "dist/${ASSET_BASENAME}-linux-x86_64.flatpak" de.x08.KST4Contest

-      - name: Create flatpakref (nightly)
-        run: |
-          REPO_NAME="${GITHUB_REPOSITORY#*/}"
-          PAGES_URL="https://${GITHUB_REPOSITORY_OWNER}.github.io/${REPO_NAME}/"
-          GPG_KEY_B64=$(gpg --export "$FLATPAK_GPG_KEY_ID" | base64 -w 0)
-          cat > "dist/de.x08.KST4Contest.nightly.flatpakref" << EOF
-          [Flatpak Ref]
-          Name=de.x08.KST4Contest
-          Branch=nightly
-          Title=KST4Contest (Nightly) – ON4KST Chat Client
-          Url=${PAGES_URL}
-          RuntimeRepo=https://flathub.org/repo/flathub.flatpakrepo
-          GPGKey=${GPG_KEY_B64}
-          IsRuntime=false
-          EOF
-
-      - name: Upload flatpakref
+      - name: Upload Flatpak artifact
        uses: actions/upload-artifact@v4.3.4
        with:
-          name: flatpakref
-          path: dist/de.x08.KST4Contest.nightly.flatpakref
-
-      - name: Upload Flatpak OSTree repo
-        uses: actions/upload-artifact@v4.3.4
-        with:
-          name: flatpak-ostree-repo
-          path: target/flatpak-repo/
-
-  publish-flatpak-repo:
-    name: Publish Flatpak OSTree Repo (nightly)
-    runs-on: ubuntu-latest
-    needs: build-flatpak
-
-    steps:
-      - name: Install Flatpak tooling
-        run: |
-          sudo apt-get update -qq
-          sudo apt-get install -y --no-install-recommends flatpak
-
-      - name: Import Flatpak signing key
-        run: |
-          echo "${{ secrets.FLATPAK_GPG_PRIVATE_KEY }}" | gpg --batch --import
-          echo "FLATPAK_GPG_KEY_ID=$(gpg --list-secret-keys --with-colons | awk -F: '/^fpr/{print $10; exit}')" >> "$GITHUB_ENV"
-
-      - name: Download OSTree repo artifact
-        uses: actions/download-artifact@v4.1.3
-        with:
-          name: flatpak-ostree-repo
-          path: flatpak-ostree-repo/
-
-      - name: Checkout existing flatpak-repo branch
-        uses: actions/checkout@v4.1.7
-        with:
-          ref: flatpak-repo
-          path: existing-flatpak-repo
-
-      - name: Merge nightly build into flatpak-repo
-        run: |
-          cd existing-flatpak-repo
-          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
-          git config user.name "github-actions[bot]"
-          # Copy the new OSTree build into the repo
-          rsync -a ../flatpak-ostree-repo/ ./
-          # Regenerate summary with all branches
-          flatpak build-update-repo --gpg-sign="$FLATPAK_GPG_KEY_ID" .
-          # Generate .flatpakrepo with embedded GPG key so users can do remote-add without errors
-          REPO_NAME="${GITHUB_REPOSITORY#*/}"
-          PAGES_URL="https://${GITHUB_REPOSITORY_OWNER}.github.io/${REPO_NAME}/"
-          GPG_KEY_B64=$(gpg --export "$FLATPAK_GPG_KEY_ID" | base64 -w 0)
-          cat > kst4contest.flatpakrepo << EOF
-          [Flatpak Repo]
-          Title=KST4Contest
-          Url=${PAGES_URL}
-          Homepage=https://github.com/${GITHUB_REPOSITORY}
-          Comment=KST4Contest – ON4KST Chat Client for VHF/UHF contests
-          GPGKey=${GPG_KEY_B64}
-          EOF
-          # Stage all changes (new/updated refs, summary, objects in OSTree)
-          git add -A
-          if git diff --cached --quiet; then
-            echo "No changes to commit"
-          else
-            git commit -m "Nightly flatpak: $(echo ${{ github.sha }} | cut -c1-7)"
-            git push https://x-access-token:${{ secrets.GITHUB_TOKEN }}@github.com/${{ github.repository }}.git HEAD:flatpak-repo
-          fi
+          name: linux-flatpak
+          path: dist/KST4Contest-*-linux-x86_64.flatpak
+          retention-days: 14

  build-macos-dmg:
    name: Build macOS DMG (${{ matrix.os }})
@@ -599,11 +487,11 @@ jobs:
          echo "ASSET_BASENAME=KST4Contest-${VERSION}-${SHORT_SHA}" >> "$GITHUB_ENV"
          echo "ARCH=$ARCH" >> "$GITHUB_ENV"

-      - name: Set up Java 21
+      - name: Set up Java 17
        uses: actions/setup-java@v4.1.0
        with:
          distribution: temurin
-          java-version: "21"
+          java-version: "17"

      - name: Ensure mvnw is executable
        run: chmod +x mvnw
@@ -22,11 +22,11 @@ jobs:
      - name: Checkout
        uses: actions/checkout@v4.1.7

-      - name: Set up Java 21
+      - name: Set up Java 17
        uses: actions/setup-java@v4.1.0
        with:
          distribution: temurin
-          java-version: "21"
+          java-version: "17"

      - name: Install WiX Toolset
        shell: pwsh
@@ -70,11 +70,11 @@ jobs:
      - name: Checkout
        uses: actions/checkout@v4.1.7

-      - name: Set up Java 21
+      - name: Set up Java 17
        uses: actions/setup-java@v4.1.0
        with:
          distribution: temurin
-          java-version: "21"
+          java-version: "17"

      - name: Ensure mvnw is executable
        run: chmod +x mvnw
@@ -143,11 +143,11 @@ jobs:
      - name: Checkout
        uses: actions/checkout@v4.1.7

-      - name: Set up Java 21
+      - name: Set up Java 17
        uses: actions/setup-java@v4.1.0
        with:
          distribution: temurin
-          java-version: "21"
+          java-version: "17"

      - name: Install packaging dependencies
        run: |
@@ -173,7 +173,6 @@ jobs:
            --main-class kst4contest.view.Kst4ContestApplication \
            --module-path target/dist-libs \
            --add-modules javafx.controls,javafx.graphics,javafx.fxml,javafx.web,javafx.media,java.sql,java.net.http,jdk.crypto.ec \
-            --linux-package-deps "libgstreamer1.0-0,libgstreamer-plugins-base1.0-0,gstreamer1.0-plugins-good" \
            --dest dist
          DEB="$(ls dist/*.deb | head -n 1)"
          if [ -z "$DEB" ]; then
@@ -195,11 +194,11 @@ jobs:
      - name: Checkout
        uses: actions/checkout@v4.1.7

-      - name: Set up Java 21
+      - name: Set up Java 17
        uses: actions/setup-java@v4.1.0
        with:
          distribution: temurin
-          java-version: "21"
+          java-version: "17"

      - name: Install packaging dependencies
        run: |
@@ -225,7 +224,6 @@ jobs:
            --main-class kst4contest.view.Kst4ContestApplication \
            --module-path target/dist-libs \
            --add-modules javafx.controls,javafx.graphics,javafx.fxml,javafx.web,javafx.media,java.sql,java.net.http,jdk.crypto.ec \
-            --linux-package-deps "gstreamer1,gstreamer1-plugins-base,gstreamer1-plugins-good" \
            --dest dist
          RPM="$(ls dist/*.rpm | head -n 1)"
          if [ -z "$RPM" ]; then
@@ -247,11 +245,11 @@ jobs:
      - name: Checkout
        uses: actions/checkout@v4.1.7

-      - name: Set up Java 21
+      - name: Set up Java 17
        uses: actions/setup-java@v4.1.0
        with:
          distribution: temurin
-          java-version: "21"
+          java-version: "17"

      - name: Install packaging dependencies
        run: |
@@ -306,42 +304,21 @@ jobs:
          if [ -f "$PKGROOT/usr/lib/KST4Contest/lib/KST4Contest.png" ]; then
            cp "$PKGROOT/usr/lib/KST4Contest/lib/KST4Contest.png" "$PKGROOT/usr/share/icons/hicolor/256x256/apps/KST4Contest.png"
          fi
-          INSTALLED_SIZE=$(du -sb "$PKGROOT" | cut -f1)
-          BUILDDATE=$(date +%s)
-          WORKFLOW_SHA256=$(sha256sum "$GITHUB_WORKSPACE/.github/workflows/tagged-release.yml" | awk '{print $1}')
-          {
-            echo "pkgname = kst4contest"
-            echo "pkgbase = kst4contest"
-            echo "xdata = pkgtype=pkg"
-            echo "pkgver = ${PKGVER}-1"
-            echo "pkgdesc = KST4Contest amateur radio contest logger"
-            echo "url = https://github.com/${{ github.repository }}"
-            echo "builddate = ${BUILDDATE}"
-            echo "packager = GitHub Actions"
-            echo "size = ${INSTALLED_SIZE}"
-            echo "arch = ${ARCH}"
-            echo "license = custom"
-            echo "depend = java-runtime"
-            echo "depend = gst-plugins-base"
-            echo "depend = gst-plugins-good"
-          } > "$PKGROOT/.PKGINFO"
-          {
-            echo "format = 2"
-            echo "pkgname = kst4contest"
-            echo "pkgbase = kst4contest"
-            echo "pkgver = ${PKGVER}-1"
-            echo "pkgarch = ${ARCH}"
-            echo "pkgbuild_sha256sum = ${WORKFLOW_SHA256}"
-            echo "packager = GitHub Actions"
-            echo "builddate = ${BUILDDATE}"
-            echo "builddir = /build"
-            echo "startdir = /build"
-            echo "buildtool = makepkg"
-            echo "buildtoolver = 7.0.0-1-x86_64"
-            echo "buildenv = !distcc !color !ccache check !sign"
-            echo "options = !strip docs libtool staticlibs emptydirs zipman purge !debug !lto"
-          } > "$PKGROOT/.BUILDINFO"
-          tar --zstd --transform 's|^\./||' -cf "dist/KST4Contest-${{ github.ref_name }}-archlinux-${ARCH}.pkg.tar.zst" -C "$PKGROOT" .
+          INSTALLED_SIZE=$(du -sk "$PKGROOT" | cut -f1)
+          cat > "$PKGROOT/.PKGINFO" << EOF
+          pkgname = kst4contest
+          pkgbase = kst4contest
+          pkgver = ${PKGVER}-1
+          pkgdesc = KST4Contest amateur radio contest logger
+          url = https://github.com/${{ github.repository }}
+          builddate = $(date +%s)
+          packager = GitHub Actions
+          size = ${INSTALLED_SIZE}
+          arch = ${ARCH}
+          license = custom
+          depend = java-runtime
+          EOF
+          tar --zstd -cf "dist/KST4Contest-${{ github.ref_name }}-archlinux-${ARCH}.pkg.tar.zst" -C "$PKGROOT" .

      - name: Upload Arch Linux artifact
        uses: actions/upload-artifact@v4.3.4
@@ -357,11 +334,11 @@ jobs:
      - name: Checkout
        uses: actions/checkout@v4.1.7

-      - name: Set up Java 21
+      - name: Set up Java 17
        uses: actions/setup-java@v4.1.0
        with:
          distribution: temurin
-          java-version: "21"
+          java-version: "17"

      - name: Ensure mvnw is executable
        run: chmod +x mvnw
@@ -400,18 +377,14 @@ jobs:
          finish-args:
            - --socket=wayland
            - --socket=x11
-            - --socket=pulseaudio
            - --share=network
            - --share=ipc
            - --device=dri
-            - --filesystem=~/.praktiKST
-            - --env=ALSA_CONFIG_PATH=/app/share/alsa/asound.conf
          modules:
            - name: kst4contest
              buildsystem: simple
              build-commands:
-                - install -d /app/lib/KST4Contest /app/bin /app/share/applications /app/share/alsa
-                - printf '@include /usr/share/alsa/alsa.conf\npcm.!default { type pulse }\nctl.!default { type pulse }\n' > /app/share/alsa/asound.conf
+                - install -d /app/lib/KST4Contest /app/bin /app/share/applications
                - cp -a . /app/lib/KST4Contest/
                - printf '#!/bin/sh\nexec /app/lib/KST4Contest/bin/KST4Contest "$@"\n' > /app/bin/KST4Contest
                - chmod 755 /app/bin/KST4Contest
@@ -435,18 +408,10 @@ jobs:
          FLATPAK_GPG_KEY_ID=$(gpg --list-secret-keys --with-colons | awk -F: '/^fpr/{print $10; exit}')
          echo "FLATPAK_GPG_KEY_ID=$FLATPAK_GPG_KEY_ID" >> "$GITHUB_ENV"

-      - name: Determine OSTree branch
-        run: |
-          if [[ "${{ github.ref_name }}" == beta-* ]]; then
-            echo "OSTREE_BRANCH=beta" >> "$GITHUB_ENV"
-          else
-            echo "OSTREE_BRANCH=stable" >> "$GITHUB_ENV"
-          fi
-
      - name: Build Flatpak repo
        run: |
          flatpak-builder --force-clean target/flatpak-build target/de.x08.KST4Contest.yml
-          flatpak build-export --gpg-sign="$FLATPAK_GPG_KEY_ID" target/flatpak-repo target/flatpak-build "$OSTREE_BRANCH"
+          flatpak build-export --gpg-sign="$FLATPAK_GPG_KEY_ID" target/flatpak-repo target/flatpak-build stable
          flatpak build-update-repo --gpg-sign="$FLATPAK_GPG_KEY_ID" target/flatpak-repo

      - name: Create flatpakref
@@ -454,11 +419,11 @@ jobs:
          REPO_NAME="${GITHUB_REPOSITORY#*/}"
          PAGES_URL="https://${GITHUB_REPOSITORY_OWNER}.github.io/${REPO_NAME}/"
          GPG_KEY_B64=$(gpg --export "$FLATPAK_GPG_KEY_ID" | base64 -w 0)
-          cat > "dist/de.x08.KST4Contest.${OSTREE_BRANCH}.flatpakref" << EOF
+          cat > "dist/de.x08.KST4Contest.flatpakref" << EOF
          [Flatpak Ref]
          Name=de.x08.KST4Contest
-          Branch=${OSTREE_BRANCH}
-          Title=KST4Contest (${{ startsWith(github.ref_name, 'beta-') && 'Beta' || 'Release' }}) – ON4KST Chat Client
+          Branch=stable
+          Title=KST4Contest – ON4KST Chat Client
          Url=${PAGES_URL}
          RuntimeRepo=https://flathub.org/repo/flathub.flatpakrepo
          GPGKey=${GPG_KEY_B64}
@@ -469,7 +434,7 @@ jobs:
        uses: actions/upload-artifact@v4.3.4
        with:
          name: flatpakref
-          path: dist/de.x08.KST4Contest.*.flatpakref
+          path: dist/de.x08.KST4Contest.flatpakref

      - name: Upload Flatpak OSTree repo
        uses: actions/upload-artifact@v4.3.4
@@ -488,11 +453,11 @@ jobs:
      - name: Checkout
        uses: actions/checkout@v4.1.7

-      - name: Set up Java 21
+      - name: Set up Java 17
        uses: actions/setup-java@v4.1.0
        with:
          distribution: temurin
-          java-version: "21"
+          java-version: "17"

      - name: Ensure mvnw is executable
        run: chmod +x mvnw
@@ -611,60 +576,32 @@ jobs:
          path: dist/KST4Contest-${{ github.ref_name }}-manual-*.pdf

  publish-flatpak-repo:
-    name: Publish Flatpak OSTree Repo (${{ github.ref_name }})
+    name: Publish Flatpak OSTree Repo to GitHub Pages
    runs-on: ubuntu-latest
    needs: build-flatpak

    steps:
-      - name: Install Flatpak tooling
-        run: |
-          sudo apt-get update -qq
-          sudo apt-get install -y --no-install-recommends flatpak
-
-      - name: Import Flatpak signing key
-        run: |
-          echo "${{ secrets.FLATPAK_GPG_PRIVATE_KEY }}" | gpg --batch --import
-          echo "FLATPAK_GPG_KEY_ID=$(gpg --list-secret-keys --with-colons | awk -F: '/^fpr/{print $10; exit}')" >> "$GITHUB_ENV"
-
      - name: Download OSTree repo artifact
        uses: actions/download-artifact@v4.1.3
        with:
          name: flatpak-ostree-repo
          path: flatpak-ostree-repo/

-      - name: Checkout existing flatpak-repo branch
-        uses: actions/checkout@v4.1.7
+      - name: Download flatpakref
+        uses: actions/download-artifact@v4.1.3
        with:
-          ref: flatpak-repo
-          path: existing-flatpak-repo
+          name: flatpakref
+          path: flatpak-ostree-repo/

-      - name: Merge build into flatpak-repo
+      - name: Push to flatpak-repo branch
        run: |
-          cd existing-flatpak-repo
+          cd flatpak-ostree-repo
+          git init
          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
          git config user.name "github-actions[bot]"
-          rsync -a ../flatpak-ostree-repo/ ./
-          # Regenerate summary with all branches (not just the one just built)
-          flatpak build-update-repo --gpg-sign="$FLATPAK_GPG_KEY_ID" .
-          # Generate .flatpakrepo with embedded GPG key so users can do remote-add without errors
-          REPO_NAME="${GITHUB_REPOSITORY#*/}"
-          PAGES_URL="https://${GITHUB_REPOSITORY_OWNER}.github.io/${REPO_NAME}/"
-          GPG_KEY_B64=$(gpg --export "$FLATPAK_GPG_KEY_ID" | base64 -w 0)
-          cat > kst4contest.flatpakrepo << EOF
-          [Flatpak Repo]
-          Title=KST4Contest
-          Url=${PAGES_URL}
-          Homepage=https://github.com/${GITHUB_REPOSITORY}
-          Comment=KST4Contest – ON4KST Chat Client for VHF/UHF contests
-          GPGKey=${GPG_KEY_B64}
-          EOF
          git add -A
-          if git diff --cached --quiet; then
-            echo "No changes to commit"
-          else
-            git commit -m "Flatpak repo: ${{ github.ref_name }}"
-            git push https://x-access-token:${{ secrets.GITHUB_TOKEN }}@github.com/${{ github.repository }}.git HEAD:flatpak-repo
-          fi
+          git commit -m "Flatpak repo: ${{ github.ref_name }}"
+          git push --force https://x-access-token:${{ secrets.GITHUB_TOKEN }}@github.com/${{ github.repository }}.git HEAD:flatpak-repo

  release-tag:
    name: Publish Tagged Release
@@ -2179,32 +2179,39 @@ public class ChatController implements ThreadStatusCallback, PstRotatorEventList
 	}

 	/**
-	 * Returns true when the member's gross field is not worked on at least one enabled
-	 * station band. This is the predicate behind the "new locator" filter.
+	 * Returns true when the member's four-character grid square has already been
+	 * worked on any band.
+	 *
+	 * <p>This method intentionally ignores the currently enabled own bands. The grid
+	 * status in the user list is meant to be a simple and robust any-band indicator.</p>
 	 *
 	 * @param member member to inspect
-	 * @return true if the station is still a new locator on any enabled band
+	 * @return true if the gross grid square was worked on any band
 	 */
-	public boolean isNewLocatorOnAnyEnabledBand(ChatMember member) {
+	public boolean isGridSquareWorkedAny(ChatMember member) {
 		if (member == null || member.getQra() == null) {
 			return false;
 		}

-		EnumSet<Band> enabledBands = reachabilityService == null
-				? getMyEnabledBandsFromPrefs(chatPreferences)
-				: reachabilityService.getEnabledStationBands();
+		return workedGrossFieldCache.isGrossFieldWorkedAny(member.getQra());
+	}

-		if (enabledBands.isEmpty()) {
+	/**
+	 * Returns true when the member's four-character grid square has not been worked
+	 * on any band yet.
+	 *
+	 * <p>This is the predicate behind the optional "Only new grids" filter. It no
+	 * longer depends on active station band settings.</p>
+	 *
+	 * @param member member to inspect
+	 * @return true if the gross grid square is still new
+	 */
+	public boolean isNewGridSquare(ChatMember member) {
+		if (member == null || member.getQra() == null) {
 			return false;
 		}

-		for (Band band : enabledBands) {
-			if (!workedGrossFieldCache.isGrossFieldWorked(band, member.getQra())) {
-				return true;
-			}
-		}
-
-		return false;
+		return !workedGrossFieldCache.isGrossFieldWorkedAny(member.getQra());
 	}

 	public long getCurrentEpochTime() {
@@ -682,8 +682,7 @@ public class DBController {
 		String workedBandColumnName = helper_resolveWorkedBandColumnName(chatMemberToStore);

 		if (workedBandColumnName == null) {
-			System.out.println("[DBCtrl, Error]: unknown at which band the qso had been!");
-			return false;
+			return helper_updateWorkedAnyOnChatMember(chatMemberToStore);
 		}

 //		String updateWorkedSql =
@@ -717,6 +716,47 @@ public class DBController {
 		}
 	}

+	/**
+	 * Updates only the global worked-any flag of a stored chatmember row.
+	 *
+	 * <p>This is used when an external logger confirms that a station was worked,
+	 * but the software cannot reliably map the QSO to one of the persisted band
+	 * columns. The UI status "x" is based on this global worked flag, so this method
+	 * makes no-band or unsupported-band log entries persistent as worked-any.</p>
+	 *
+	 * @param chatMemberToStore chatmember that contains the worked call and optional locator
+	 * @return true if an existing database row was updated
+	 * @throws SQLException if the database write fails
+	 */
+	private synchronized boolean helper_updateWorkedAnyOnChatMember(ChatMember chatMemberToStore) throws SQLException {
+
+		if (chatMemberToStore == null
+				|| chatMemberToStore.getCallSignRaw() == null
+				|| chatMemberToStore.getCallSignRaw().isBlank()) {
+			return false;
+		}
+
+		String updateWorkedAnySql =
+				"UPDATE ChatMember SET worked = 1, "
+						+ "qra = CASE WHEN ? IS NOT NULL AND TRIM(?) <> '' AND LOWER(TRIM(?)) <> 'unknown' THEN ? ELSE qra END, "
+						+ "lastFlagsChangeEpochMs = ? WHERE callsign = ?;";
+
+		try (PreparedStatement preparedStatement = connection.prepareStatement(updateWorkedAnySql)) {
+			String qra = chatMemberToStore.getQra();
+
+			preparedStatement.setString(1, qra);
+			preparedStatement.setString(2, qra);
+			preparedStatement.setString(3, qra);
+			preparedStatement.setString(4, qra);
+			preparedStatement.setLong(5, System.currentTimeMillis());
+			preparedStatement.setString(6, chatMemberToStore.getCallSignRaw());
+
+			int affectedRows = preparedStatement.executeUpdate();
+			return affectedRows > 0;
+		}
+	}
+
+
 	/**
 	 * Updates all not-QRV flags for a chatmember row. The method uses the normalized
 	 * raw callsign and updates the timestamp so that automatic contest cleanup can
@@ -119,6 +119,31 @@ public final class WorkedGrossFieldCache {
                .contains(grossField);
    }

+    /**
+     * Checks whether a locator gross field has already been worked on any band.
+     *
+     * <p>The UI grid status and the "Only new grids" filter use this any-band logic.
+     * This avoids user errors caused by wrong active-band settings and fits single
+     * band contests such as NAC better.</p>
+     *
+     * @param locatorOrGrossField six-character locator or four-character gross field
+     * @return true if the gross field exists in the cache on any band
+     */
+    public synchronized boolean isGrossFieldWorkedAny(String locatorOrGrossField) {
+        String grossField = extractGrossField(locatorOrGrossField);
+        if (grossField == null) {
+            return false;
+        }
+
+        for (Set<String> workedGrossFields : workedGrossFieldsByBand.values()) {
+            if (workedGrossFields != null && workedGrossFields.contains(grossField)) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
    /**
     * Tries to normalize a locator. Accepts a plain six-character locator or extracts
     * one from exchange strings such as "001JO41HK".
@@ -67,12 +67,17 @@ import kst4contest.utils.ApplicationFileUtils;
 import kst4contest.view.map.StationMapBridge;
 import kst4contest.view.map.StationMapView;
 import kst4contest.view.map.OfflineDemImportService;
+import kst4contest.controller.WorkedGrossFieldCache;


 public class Kst4ContestApplication extends Application implements StatusUpdateListener  {
 //	private static final Kst4ContestApplication dbcontroller = new DBController();
 	// Null means Auto: use the lowest session band, or category fallback.

+	// Enables optional color highlighting of the QRA/grid cell.
+// The status text itself remains visible independently of this flag.
+	private boolean gridSquareHighlightEnabled = false;
+
 	private PauseTransition userListRefreshCoalescer;
 	private String pendingUserListUpdateReason = "";

@@ -1260,6 +1265,75 @@ public class Kst4ContestApplication extends Application implements StatusUpdateL
 			}
 		});

+		/**
+		 * Optionally highlights already worked grid squares in the QRA column.
+		 *
+		 * <p>The default table design is preserved as much as possible:
+		 * <ul>
+		 *     <li>If grid coloring is disabled, the cell uses the standard JavaFX style.</li>
+		 *     <li>If the grid is not worked yet, the cell also uses the standard style.</li>
+		 *     <li>Only already worked grids get a subtle background color.</li>
+		 *     <li>Selected rows keep the normal table selection style.</li>
+		 * </ul>
+		 *
+		 * <p>No font weight is changed here. The compact worked/grid status such as
+		 * {@code xo} is emphasized only in the worked-any column.</p>
+		 */
+		qraCol.setCellFactory(column -> new TableCell<ChatMember, String>() {
+			@Override
+			protected void updateItem(String item, boolean empty) {
+				super.updateItem(item, empty);
+
+				if (empty || item == null) {
+					setText(null);
+					setTooltip(null);
+					setStyle("");
+					return;
+				}
+
+				ChatMember member = getTableRow() == null ? null : getTableRow().getItem();
+				boolean gridWorked = member != null
+						&& chatcontroller != null
+						&& chatcontroller.isGridSquareWorkedAny(member);
+
+				String grossField = WorkedGrossFieldCache.extractGrossField(item);
+
+				setText(item);
+				setTooltip(new Tooltip(
+						"Grid status: "
+								+ (grossField == null ? "unknown" : grossField)
+								+ "\nGrid worked any: "
+								+ (gridWorked ? "yes" : "no")
+				));
+
+				/*
+				 * Important:
+				 * Do not style the cell unless the Grid color button is active AND the
+				 * grid has already been worked. This keeps normal/new grids visually
+				 * identical to the standard table design.
+				 */
+				if (!gridSquareHighlightEnabled || !gridWorked) {
+					setStyle("");
+					return;
+				}
+
+				/*
+				 * Preserve normal selection appearance. A selected row should look like a
+				 * selected row, not like a custom-colored QRA cell.
+				 */
+				if (isSelected() || (getTableRow() != null && getTableRow().isSelected())) {
+					setStyle("");
+					return;
+				}
+
+				/*
+				 * Already worked grid:
+				 * Use a subtle background derived from the current theme. No bold text.
+				 */
+				setStyle("-fx-background-color: derive(-fx-control-inner-background, -18%);");
+			}
+		});
+
 		TableColumn<ChatMember, String> qrBCol = new TableColumn<ChatMember, String>("QRB");
 		qrBCol.setCellValueFactory(new Callback<CellDataFeatures<ChatMember, String>, ObservableValue<String>>() {

@@ -1484,19 +1558,60 @@ public class Kst4ContestApplication extends Application implements StatusUpdateL

 					@Override
 					public ObservableValue<String> call(CellDataFeatures<ChatMember, String> cellDataFeatures) {
-						SimpleStringProperty wkd = new SimpleStringProperty();
-
-						if (cellDataFeatures.getValue().isWorked()) {
-							wkd.setValue("X");
-						} else {
-							wkd.setValue("");
-						}
-
-						return wkd;
+						return new SimpleStringProperty(formatWorkedAnyGridStatus(cellDataFeatures.getValue()));
 					}
 				});
 		wkdAny_subcol.prefWidthProperty().bind(tbl_chatMemberTable.widthProperty().divide(14));

+		/**
+		 * Shows the compact worked/grid status and explains it by tooltip.
+		 */
+		wkdAny_subcol.setCellFactory(column -> new TableCell<ChatMember, String>() {
+			@Override
+			protected void updateItem(String item, boolean empty) {
+				super.updateItem(item, empty);
+
+				if (empty) {
+					setText(null);
+					setTooltip(null);
+					setStyle("");
+					return;
+				}
+
+				ChatMember member = getTableRow() == null ? null : getTableRow().getItem();
+
+				setText(item);
+				setTooltip(new Tooltip(buildWorkedAnyGridStatusTooltip(member)));
+				setAlignment(Pos.CENTER);
+				setStyle("-fx-font-weight: bold;");
+			}
+		});
+
+		/**
+		 * Shows the compact worked/grid status and explains it by tooltip.
+		 */
+		wkdAny_subcol.setCellFactory(column -> new TableCell<ChatMember, String>() {
+			@Override
+			protected void updateItem(String item, boolean empty) {
+				super.updateItem(item, empty);
+
+				if (empty) {
+					setText(null);
+					setTooltip(null);
+					setStyle("");
+					return;
+				}
+
+				ChatMember member = getTableRow() == null ? null : getTableRow().getItem();
+
+				setText(item);
+				setTooltip(new Tooltip(buildWorkedAnyGridStatusTooltip(member)));
+				setAlignment(Pos.CENTER);
+				setStyle("-fx-font-weight: bold;");
+			}
+		});
+
+
 		TableColumn<ChatMember, String> vhfCol_subcol = new TableColumn<ChatMember, String>("144");
 		vhfCol_subcol
 				.setCellValueFactory(new Callback<CellDataFeatures<ChatMember, String>, ObservableValue<String>>() {
@@ -5487,29 +5602,79 @@ public class Kst4ContestApplication extends Application implements StatusUpdateL

 					ChatMessage sendMe = new ChatMessage();

-					/**
-					 * testing bugfix
+					/*
+					 * Resolve the selected station safely.
+					 *
+					 * Normal case:
+					 * - selectedCallSignInfoStageChatMember is set by clicking/selecting a station.
+					 *
+					 * Fallbacks:
+					 * - current table selection
+					 * - ScoreService selected member
+					 *
+					 * If no station is selected at all, the message is sent to the main category.
 					 */
+					ChatMember effectiveSelectedMember = selectedCallSignInfoStageChatMember;

-					ChatCategory sendMeInThisCat;
-					String categoryNumber = selectedCallSignInfoStageChatMember.getChatCategory().getCategoryNumber() +"";
-
-					if (categoryNumber.equals(chatcontroller.getChatCategoryMain().getCategoryNumber() + "")) {
-						sendMeInThisCat = chatcontroller.getChatCategoryMain();
-
-					} else if (categoryNumber.equals(chatcontroller.getChatCategorySecondChat().getCategoryNumber() + "")) {
-						sendMeInThisCat = chatcontroller.getChatCategorySecondChat();
-
-					} else {
-						sendMeInThisCat = chatcontroller.getChatCategoryMain(); //Chatcategory default decision
+					if (effectiveSelectedMember == null
+							&& tbl_chatMember != null
+							&& tbl_chatMember.getSelectionModel() != null) {
+						effectiveSelectedMember = tbl_chatMember.getSelectionModel().getSelectedItem();
 					}

-					System.out.println("<<<<<<<<<<<<<<<<<<<<< detected Category for sending message is " + sendMeInThisCat + " // selected member: " + selectedCallSignInfoStageChatMember.getChatCategory() + " evt " + event.isConsumed() );
-					/**
-					 * end testing bugfix
-					 */
+					if (effectiveSelectedMember == null
+							&& chatcontroller != null
+							&& chatcontroller.getScoreService() != null) {
+						effectiveSelectedMember = chatcontroller.getScoreService().getSelectedChatMember();
+					}

-					sendMe.setChatCategory(sendMeInThisCat); //new in 1.26, answer in channel of the selected member
+					/*
+					 * Default decision:
+					 * If no station is selected, use the main category.
+					 */
+					ChatCategory sendMeInThisCat = chatcontroller.getChatCategoryMain();
+
+					/*
+					 * If a station is selected and its category matches one of our active chat
+					 * categories, send in that category. This keeps the old behaviour, but avoids
+					 * NullPointerExceptions when no station has been selected yet.
+					 */
+					if (effectiveSelectedMember != null && effectiveSelectedMember.getChatCategory() != null) {
+
+						String categoryNumber = effectiveSelectedMember.getChatCategory().getCategoryNumber() + "";
+
+						if (chatcontroller.getChatCategoryMain() != null
+								&& categoryNumber.equals(chatcontroller.getChatCategoryMain().getCategoryNumber() + "")) {
+
+							sendMeInThisCat = chatcontroller.getChatCategoryMain();
+
+						} else if (chatcontroller.getChatCategorySecondChat() != null
+								&& categoryNumber.equals(chatcontroller.getChatCategorySecondChat().getCategoryNumber() + "")) {
+
+							sendMeInThisCat = chatcontroller.getChatCategorySecondChat();
+
+						} else {
+							sendMeInThisCat = chatcontroller.getChatCategoryMain(); // Chatcategory default decision
+						}
+					}
+
+					String selectedMemberDebugText;
+					if (effectiveSelectedMember == null) {
+						selectedMemberDebugText = "none, using main category";
+					} else {
+						selectedMemberDebugText = effectiveSelectedMember.getCallSignRaw()
+								+ " / "
+								+ effectiveSelectedMember.getChatCategory();
+					}
+
+					System.out.println("<<<<<<<<<<<<<<<<<<<<< detected Category for sending message is "
+							+ sendMeInThisCat
+							+ " // selected member: "
+							+ selectedMemberDebugText
+							+ " evt "
+							+ event.isConsumed());
+
+					sendMe.setChatCategory(sendMeInThisCat); // new in 1.26, answer in channel of the selected member if available
 					sendMe.setMessageText(txt_chatMessageUserInput.getText());

 					// If operator sends "/cq CALL ..." => arm pending ping metrics for reply-time / no-reply tracking
@@ -5518,11 +5683,9 @@ public class Kst4ContestApplication extends Application implements StatusUpdateL

 					sendMe.setMessageDirectedToServer(false);

-					chatcontroller.getMessageTXBus().add(sendMe); //move the message to the tx queue
+					chatcontroller.getMessageTXBus().add(sendMe); // move the message to the tx queue

 					txt_chatMessageUserInput.clear();
-
-
 				}
 			});

@@ -6120,13 +6283,14 @@ public class Kst4ContestApplication extends Application implements StatusUpdateL
 			chatMemberTableFilterMaxQrbTF.setFocusTraversable(false);


-			ToggleButton btnTglNewLocator = new ToggleButton("New locator");
+			ToggleButton btnTglNewLocator = new ToggleButton("Only new grids");
 			Predicate<ChatMember> newLocatorPredicate = new Predicate<ChatMember>() {
 				@Override
 				public boolean test(ChatMember chatMember) {
-					return chatcontroller.isNewLocatorOnAnyEnabledBand(chatMember);
+					return chatcontroller.isNewGridSquare(chatMember);
 				}
 			};
+
 			btnTglNewLocator.setOnAction(new EventHandler<ActionEvent>() {
 				@Override
 				public void handle(ActionEvent actionEvent) {
@@ -6137,7 +6301,26 @@ public class Kst4ContestApplication extends Application implements StatusUpdateL
 					}
 				}
 			});
-			btnTglNewLocator.setTooltip(new Tooltip("Show only stations whose gross locator is still new on at least one active own band"));
+			btnTglNewLocator.setTooltip(new Tooltip("Show only stations whose 4-character grid square has not been worked on any band yet"));
+
+
+			ToggleButton btnTglGridColor = new ToggleButton("Grid color");
+
+			/**
+			 * Enables optional QRA-cell coloring for grid status.
+			 *
+			 * <p>This does not filter the list. It only colors the locator field:
+			 * worked grid = darker, new grid = brighter.</p>
+			 */
+			btnTglGridColor.setOnAction(new EventHandler<ActionEvent>() {
+				@Override
+				public void handle(ActionEvent actionEvent) {
+					gridSquareHighlightEnabled = btnTglGridColor.isSelected();
+					tbl_chatMember.refresh();
+				}
+			});
+
+			btnTglGridColor.setTooltip(new Tooltip("Color the QRA field by grid status without filtering the station list"));

 			ToggleButton btnTglReachableTropo = new ToggleButton("Tropo >=0dB");
 			Predicate<ChatMember> reachableTropoPredicate = new Predicate<ChatMember>() {
@@ -6807,6 +6990,7 @@ public class Kst4ContestApplication extends Application implements StatusUpdateL

 			chatMemberTableFilterWorkedBandFiltersHbx.getChildren().addAll(
 					btnTglNewLocator,
+					btnTglGridColor,
 					btnTglReachableTropo,
 					btnTglNewBands,
 					btnTglAsNext5Min
@@ -9426,6 +9610,75 @@ public class Kst4ContestApplication extends Application implements StatusUpdateL
 		return sb.toString();
 	}

+
+	/**
+	 * Formats the global worked/grid status for the worked-any column.
+	 *
+	 * <p>Status characters follow the user feedback:
+	 * <ul>
+	 *     <li>empty = call not worked, grid not worked</li>
+	 *     <li>x = call worked</li>
+	 *     <li>o = grid worked, call not worked</li>
+	 *     <li>xo = call and grid worked</li>
+	 * </ul>
+	 *
+	 * <p>The call status is based on {@link ChatMember#isWorked()}, i.e. worked-any.
+	 * The grid status is based on the four-character grid square worked on any band.</p>
+	 *
+	 * @param member station row
+	 * @return compact status text
+	 */
+	private String formatWorkedAnyGridStatus(ChatMember member) {
+		if (member == null) {
+			return "";
+		}
+
+		boolean callWorked = member.isWorked();
+		boolean gridWorked = chatcontroller != null && chatcontroller.isGridSquareWorkedAny(member);
+
+		if (callWorked && gridWorked) {
+			return "xo";
+		}
+
+		if (callWorked) {
+			return "x";
+		}
+
+		if (gridWorked) {
+			return "o";
+		}
+
+		return "";
+	}
+
+	/**
+	 * Builds a tooltip for the worked-any/grid-status cell.
+	 *
+	 * @param member station row
+	 * @return tooltip text
+	 */
+	private String buildWorkedAnyGridStatusTooltip(ChatMember member) {
+		if (member == null) {
+			return "empty = call not worked, grid not worked\n"
+					+ "x = call worked\n"
+					+ "o = grid worked\n"
+					+ "xo = call and grid worked";
+		}
+
+		String grossField = WorkedGrossFieldCache.extractGrossField(member.getQra());
+		String gridText = grossField == null ? "unknown grid" : "grid " + grossField;
+
+		return "Worked status:\n"
+				+ "empty = call not worked, grid not worked\n"
+				+ "x = call worked\n"
+				+ "o = grid worked\n"
+				+ "xo = call and grid worked\n\n"
+				+ "This station:\n"
+				+ "Call worked: " + (member.isWorked() ? "yes" : "no") + "\n"
+				+ "Grid worked: " + (chatcontroller != null && chatcontroller.isGridSquareWorkedAny(member) ? "yes" : "no")
+				+ " (" + gridText + ")";
+	}
+
 //	/**
 //	 *
 //	 * resets the style of the not selected direction buttons
@@ -9706,6 +9959,72 @@ public class Kst4ContestApplication extends Application implements StatusUpdateL
 //	}


+	/**
+	 * Returns the best currently selected ChatMember for actions that depend on a
+	 * selected station.
+	 *
+	 * <p>The normal source is selectedCallSignInfoStageChatMember. As a fallback,
+	 * the current table selection and the ScoreService selection are checked. If
+	 * nothing is selected yet, null is returned. This is valid and must be handled
+	 * by the caller.</p>
+	 *
+	 * @return selected ChatMember or null if no station is selected
+	 */
+	private ChatMember getEffectiveSelectedChatMember() {
+		if (selectedCallSignInfoStageChatMember != null) {
+			return selectedCallSignInfoStageChatMember;
+		}
+
+		if (tbl_chatMember != null
+				&& tbl_chatMember.getSelectionModel() != null
+				&& tbl_chatMember.getSelectionModel().getSelectedItem() != null) {
+			return tbl_chatMember.getSelectionModel().getSelectedItem();
+		}
+
+		if (chatcontroller != null
+				&& chatcontroller.getScoreService() != null
+				&& chatcontroller.getScoreService().getSelectedChatMember() != null) {
+			return chatcontroller.getScoreService().getSelectedChatMember();
+		}
+
+		return null;
+	}
+
+	/**
+	 * Resolves the chat category for an outgoing operator message.
+	 *
+	 * <p>If a station is selected, the message is sent in the category of that
+	 * station. If no station is selected yet, the message is sent in the main chat
+	 * category. This prevents NullPointerExceptions when the operator writes to the
+	 * chat immediately after joining.</p>
+	 *
+	 * @param selectedMember selected station, may be null
+	 * @return category for the outgoing message, normally main or second category
+	 */
+	private ChatCategory resolveOutgoingChatCategory(ChatMember selectedMember) {
+		ChatCategory mainCategory = chatcontroller.getChatCategoryMain();
+		ChatCategory secondCategory = chatcontroller.getChatCategorySecondChat();
+
+		if (selectedMember == null || selectedMember.getChatCategory() == null) {
+			return mainCategory;
+		}
+
+		String categoryNumber = selectedMember.getChatCategory().getCategoryNumber() + "";
+
+		if (mainCategory != null
+				&& categoryNumber.equals(mainCategory.getCategoryNumber() + "")) {
+			return mainCategory;
+		}
+
+		if (secondCategory != null
+				&& categoryNumber.equals(secondCategory.getCategoryNumber() + "")) {
+			return secondCategory;
+		}
+
+		return mainCategory;
+	}
+
+
 	/**
 	 * helper method, in cases of QRG ending qith 0 as double values, it will fill the ending 0 to the qrg string
 	 * @param raw
@@ -214,6 +214,11 @@ public final class MapHtmlResources {
                <body class="kst-theme-light">
                <div id="map"></div>

+                <script>
+                    // JavaFX 21 WebView can render Leaflet's CSS translate3d tile positioning incorrectly.
+                    // Disable Leaflet 3D transforms before leaflet.js is loaded to keep tile rendering stable.
+                    window.L_DISABLE_3D = true;
+                </script>
                <script>
                """ + leafletJs + """
                </script>
@@ -366,18 +371,31 @@ public final class MapHtmlResources {
                            applyThemeClass();

                            map = L.map('map', {
-                                zoomControl: true
+                                zoomControl: true,
+                                zoomAnimation: false,
+                                fadeAnimation: false,
+                                markerZoomAnimation: false,
+                                inertia: false
                            }).setView([51.0, 10.0], 6);

                            jsLog('Leaflet map initialized');

-                            L.tileLayer(
+                            const tileLayer = L.tileLayer(
                                'http://127.0.0.1:' + window._kstTileProxyPort + '/tiles/{s}/{z}/{x}/{y}.png',
                                {
                                    maxZoom: 18,
+                                    updateWhenZooming: false,
+                                    keepBuffer: 4,
                                    attribution: '&copy; <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a>'
                                }
-                            ).addTo(map);
+                            );
+
+                            tileLayer.on('tileerror', function (event) {
+                                const source = event && event.tile ? event.tile.src : 'unknown';
+                                jsError('OSM tile load failed: ' + source);
+                            });
+
+                            tileLayer.addTo(map);

                            map.createPane('beamPane');
                            map.getPane('beamPane').style.zIndex = 410;
@@ -416,22 +434,47 @@ public final class MapHtmlResources {
                        }

                        function invalidateSize() {
-                             if (!map) {
-                                 return;
-                             }
-                
-                             jsLog('invalidateSize');
-                
-                             map.invalidateSize(false);
-                
-                             if (invalidateNotifyTimer) {
-                                 window.clearTimeout(invalidateNotifyTimer);
-                             }
-                
-                             invalidateNotifyTimer = window.setTimeout(function () {
-                                 notifyViewport();
-                             }, 120);
-                         }
+                            if (!map) {
+                                return;
+                            }
+
+                            const mapElement = document.getElementById('map');
+                            const domWidth = mapElement ? mapElement.clientWidth : -1;
+                            const domHeight = mapElement ? mapElement.clientHeight : -1;
+
+                            jsLog('invalidateSize dom=' + domWidth + 'x' + domHeight
+                                    + ' leafletBefore=' + map.getSize().x + 'x' + map.getSize().y);
+
+                            window.requestAnimationFrame(function () {
+                                map.invalidateSize({
+                                    animate: false,
+                                    pan: false,
+                                    debounceMoveend: true
+                                });
+
+                                window.setTimeout(function () {
+                                    map.invalidateSize({
+                                        animate: false,
+                                        pan: false,
+                                        debounceMoveend: true
+                                    });
+
+                                    jsLog('invalidateSize leafletAfter=' + map.getSize().x + 'x' + map.getSize().y);
+
+                                    if (invalidateNotifyTimer) {
+                                        window.clearTimeout(invalidateNotifyTimer);
+                                    }
+
+                                    invalidateNotifyTimer = window.setTimeout(function () {
+                                        notifyViewport();
+                                    }, 120);
+                                }, 80);
+                            });
+                        }
+
+                        function resize() {
+                            invalidateSize();
+                        }

                        function zoomIn() {
                            if (!map) {
@@ -693,6 +736,7 @@ public final class MapHtmlResources {
                        return {
                              init: init,
                              invalidateSize: invalidateSize,
+                              resize: resize,
                              zoomIn: zoomIn,
                              zoomOut: zoomOut,
                              inspectPoint: inspectPoint,
@@ -49,6 +49,17 @@ public final class StationMapView {
    private final Stage stage = new Stage();
    private final WebView webView = new WebView();
    private final WebEngine webEngine = webView.getEngine();
+
+    /**
+     * Keep a strong Java reference to the bridge object.
+     *
+     * JavaFX WebView/JSObject does not guarantee that a Java object passed through
+     * window.setMember(...) remains strongly reachable from the Java side. Newer
+     * JavaFX/WebKit/GC combinations can otherwise lose callbacks after a while.
+     */
+    private final JavaMapBridge javaMapBridge = new JavaMapBridge();
+
+
    private TileProxyServer tileProxyServer;

    private Scene scene;
@@ -85,6 +96,22 @@ public final class StationMapView {
    private List<MapCallsignRawSnapshot> lastSnapshots = List.of();
    private MapCallsignRawSnapshot lastSelectedSnapshot;
    private boolean filteredViewActive;
+    /**
+     * Last JSON payloads sent into Leaflet. Used to avoid clearing/recreating
+     * layers every score/table refresh. Rebuilding DOM markers every few seconds
+     * is visible as flicker in JavaFX 21 WebView.
+     */
+    private String lastRenderedStationsJson = "";
+    private String lastRenderedBeamJson = "";
+    private String lastRenderedConnectionJson = "";
+    private String lastRenderedGridJson = "";
+
+    /**
+     * Prevent periodic refreshes from panning the map back to the selected station.
+     * Explicit calls to focusCallsignRaw(...) still pan immediately.
+     */
+    private String lastAutoFocusedCallsignRaw = "";
+

    private double homeLatitudeDeg = Double.NaN;
    private double homeLongitudeDeg = Double.NaN;
@@ -192,8 +219,11 @@ public final class StationMapView {
            return;
        }

+        String normalizedCallsignRaw = callSignRaw.trim().toUpperCase(Locale.ROOT);
+        lastAutoFocusedCallsignRaw = normalizedCallsignRaw;
+
        executeMapScriptSafely(
-                "window.kstMapApi.focusCallsignRaw(" + toJsStringLiteral(callSignRaw.trim().toUpperCase(Locale.ROOT)) + ");"
+                "window.kstMapApi.focusCallsignRaw(" + toJsStringLiteral(normalizedCallsignRaw) + ");"
        );
    }

@@ -292,6 +322,8 @@ public final class StationMapView {
        webView.setMinWidth(0);
        webView.setMinHeight(220);
        webView.setPrefHeight(420);
+        webView.setMaxWidth(Double.MAX_VALUE);
+        webView.setMaxHeight(Double.MAX_VALUE);
        VBox.setVgrow(webView, Priority.ALWAYS);

        profileSection.setMinWidth(0);
@@ -623,7 +655,7 @@ public final class StationMapView {
        webEngine.getLoadWorker().stateProperty().addListener((obs, oldState, newState) -> {
            if (newState == javafx.concurrent.Worker.State.SUCCEEDED) {
                JSObject window = (JSObject) webEngine.executeScript("window");
-                window.setMember("javaMapBridge", new JavaMapBridge());
+                window.setMember("javaMapBridge", javaMapBridge);

                executeMapScriptSafely("window.kstMapApi.init();");

@@ -643,11 +675,13 @@ public final class StationMapView {
            return;
        }

-        Platform.runLater(() ->
-                Platform.runLater(() ->
-                        executeMapScriptSafely("window.kstMapApi.invalidateSize();")));
+        Platform.runLater(() -> Platform.runLater(() ->
+                executeMapScriptSafely("window.kstMapApi.resize();")
+        ));
    }

+
+
    private void handleWebViewClick(MouseEvent event) {
        logWebViewMouseEvent("MOUSE_CLICKED", event);

@@ -910,9 +944,6 @@ public final class StationMapView {
        detailPathProfileChart.setObstructionSummary(result.obstructionSummary());
    }

-
-
-
    private void renderAll() {
        if (!mapReady) {
            return;
@@ -930,49 +961,78 @@ public final class StationMapView {
        renderBeam();
        renderConnectionLine();
        renderGridIfViewportKnown();
+        focusSelectedStationOnlyWhenSelectionChanged();
+    }

-        if (lastSelectedSnapshot != null) {
-            focusCallsignRaw(lastSelectedSnapshot.callSignRaw());
+    private void focusSelectedStationOnlyWhenSelectionChanged() {
+        if (lastSelectedSnapshot == null || lastSelectedSnapshot.callSignRaw() == null) {
+            lastAutoFocusedCallsignRaw = "";
+            return;
        }
+
+        String selectedCallsignRaw = lastSelectedSnapshot.callSignRaw().trim().toUpperCase(Locale.ROOT);
+        if (selectedCallsignRaw.isBlank() || selectedCallsignRaw.equals(lastAutoFocusedCallsignRaw)) {
+            return;
+        }
+
+        focusCallsignRaw(selectedCallsignRaw);
    }

    private void renderStations() {
+        String stationsJson = toStationsJson(lastSnapshots);
+        if (stationsJson.equals(lastRenderedStationsJson)) {
+            return;
+        }
+
+        lastRenderedStationsJson = stationsJson;
+
        executeMapScriptSafely(
-                "window.kstMapApi.setStations(" + toJsStringLiteral(toStationsJson(lastSnapshots)) + ");"
+                "window.kstMapApi.setStations(" + toJsStringLiteral(stationsJson) + ");"
        );
    }

    private void renderBeam() {
-        if (!Double.isFinite(homeLatitudeDeg)
-                || !Double.isFinite(homeLongitudeDeg)
-                || beamWidthDeg <= 0.0
-                || maxQrbKm <= 0.0) {
+        String beamJson = "null";

-            executeMapScriptSafely("window.kstMapApi.setBeam('null');");
-            return;
+        if (Double.isFinite(homeLatitudeDeg)
+                && Double.isFinite(homeLongitudeDeg)
+                && beamWidthDeg > 0.0
+                && maxQrbKm > 0.0) {
+
+            List<double[]> sectorPoints = buildBeamPolygon(homeLatitudeDeg, homeLongitudeDeg, antennaAzimuthDeg, beamWidthDeg, maxQrbKm);
+            beamJson = toPointArrayJson(sectorPoints);
        }

-        List<double[]> sectorPoints = buildBeamPolygon(homeLatitudeDeg, homeLongitudeDeg, antennaAzimuthDeg, beamWidthDeg, maxQrbKm);
+        if (beamJson.equals(lastRenderedBeamJson)) {
+            return;
+        }
+        lastRenderedBeamJson = beamJson;
+
        executeMapScriptSafely(
-                "window.kstMapApi.setBeam(" + toJsStringLiteral(toPointArrayJson(sectorPoints)) + ");"
+                "window.kstMapApi.setBeam(" + toJsStringLiteral(beamJson) + ");"
        );
    }

    private void renderConnectionLine() {
-        if (lastSelectedSnapshot == null || !lastSelectedSnapshot.hasUsablePosition()
-                || !Double.isFinite(homeLatitudeDeg) || !Double.isFinite(homeLongitudeDeg)) {
+        String connectionJson = "null";

-            executeMapScriptSafely("window.kstMapApi.setConnection('null');");
-            return;
+        if (lastSelectedSnapshot != null && lastSelectedSnapshot.hasUsablePosition()
+                && Double.isFinite(homeLatitudeDeg) && Double.isFinite(homeLongitudeDeg)) {
+
+            List<double[]> points = List.of(
+                    new double[]{homeLatitudeDeg, homeLongitudeDeg},
+                    new double[]{lastSelectedSnapshot.latitudeDeg(), lastSelectedSnapshot.longitudeDeg()}
+            );
+            connectionJson = toPointArrayJson(points);
        }

-        List<double[]> points = List.of(
-                new double[]{homeLatitudeDeg, homeLongitudeDeg},
-                new double[]{lastSelectedSnapshot.latitudeDeg(), lastSelectedSnapshot.longitudeDeg()}
-        );
+        if (connectionJson.equals(lastRenderedConnectionJson)) {
+            return;
+        }
+        lastRenderedConnectionJson = connectionJson;

        executeMapScriptSafely(
-                "window.kstMapApi.setConnection(" + toJsStringLiteral(toPointArrayJson(points)) + ");"
+                "window.kstMapApi.setConnection(" + toJsStringLiteral(connectionJson) + ");"
        );
    }

@@ -1011,11 +1071,19 @@ public final class StationMapView {
                + " cellPx=" + String.format(Locale.US, "%.1f/%.1f", renderPlan.estimatedCellWidthPx(), renderPlan.estimatedCellHeightPx())
                + " cells=" + visibleGridCells.size());

+        String gridJson = toGridJson(visibleGridCells, renderPlan);
+        if (gridJson.equals(lastRenderedGridJson)) {
+            return;
+        }
+        lastRenderedGridJson = gridJson;
+
        executeMapScriptSafely(
-                "window.kstMapApi.setGrid(" + toJsStringLiteral(toGridJson(visibleGridCells, renderPlan)) + ");"
+                "window.kstMapApi.setGrid(" + toJsStringLiteral(gridJson) + ");"
        );
    }

+
+
    private List<double[]> buildBeamPolygon(double startLatDeg,
                                            double startLonDeg,
                                            double centerAzimuthDeg,
@@ -19,8 +19,10 @@ import java.util.concurrent.Executors;
 */
 final class TileProxyServer {

-    private static final int CACHE_MAX = 512;
+    private static final int CACHE_MAX = 2048;
    private static final String USER_AGENT = "kst4contest/1.0 amateur-radio-contest-tool";
+    private static final int TILE_PROXY_THREADS = 12;
+    private static final int TILE_PROXY_BACKLOG = 128;

    private final ServerSocket serverSocket;
    private final ExecutorService executor;
@@ -39,9 +41,9 @@ final class TileProxyServer {
            }
        });

-        this.serverSocket = new ServerSocket(0, 16, InetAddress.getByName("127.0.0.1"));
+        this.serverSocket = new ServerSocket(0, TILE_PROXY_BACKLOG, InetAddress.getByName("127.0.0.1"));

-        this.executor = Executors.newFixedThreadPool(4, r -> {
+        this.executor = Executors.newFixedThreadPool(TILE_PROXY_THREADS, r -> {
            Thread t = new Thread(r, "tile-proxy");
            t.setDaemon(true);
            return t;
@@ -132,6 +134,7 @@ final class TileProxyServer {
                    + "Content-Type: image/png\r\n"
                    + "Content-Length: " + tileData.length + "\r\n"
                    + "Cache-Control: max-age=86400\r\n"
+                    + "Access-Control-Allow-Origin: *\r\n"
                    + "Connection: close\r\n"
                    + "\r\n";
            out.write(header.getBytes());
@@ -18,4 +18,4 @@ module praktiKST {


 	opens kst4contest.view.map to javafx.web;
-}
+}
Author	SHA1	Message	Date
Marc Froehlich	57c662c7ab	Added grid square coloring function and fixed bug of message categorizing after entering the chat and not selected a chatmember	2026-06-30 02:38:11 +02:00
Marc Froehlich	a841914fcd	Fixed Map: leaflet rendering in Java 21 Webview (disabling 3D in leaflet)	2026-06-30 01:56:13 +02:00
Marc Froehlich	2da9ba8152	Reduced opentopo api calls // added 4 char locator new-filter // added new band and tropo filter and priority sorter // decreased map load	2026-06-30 00:48:52 +02:00
Rsclub2_2	2693c3191f	delete not needed files from repo	2026-06-30 00:48:52 +02:00
Marc Froehlich	4650c77227	Fixed worked-23cm-tag when working with dxlog/n1mm logger	2026-06-30 00:48:52 +02:00
Marc Froehlich	69c870284d	Added filters and sorters for Tropo reachability, AS availability and new big fields / locators. Added reachability band selector for tropo calculation based on a choosen band	2026-06-30 00:48:52 +02:00
Marc Froehlich	29857b8f1b	changed UI design to save some space. Made the UI more reactive for smaller screens. Maximized resolution at startup to the possible maximum of the current display of the user	2026-06-30 00:48:38 +02:00
Rsclub2_2	13c60291cc	fix Pipeline Modules n map Linux	2026-06-30 00:48:38 +02:00
Marc Froehlich	2d32eaf462	debugging map failure	2026-06-30 00:48:31 +02:00
Marc Froehlich	04b9e0e75c	debugging map failure	2026-06-30 00:48:31 +02:00
Marc Froehlich	f7cb26fed5	debugging map failure	2026-06-30 00:48:31 +02:00
Marc Froehlich	e898f6875d	Added a map to show where other stn are // refactored message adding to tables for performance, max 30.000 msg now	2026-06-30 00:48:31 +02:00