feat(android): add native controls and continuous multi-touch

2026-11-02 21:33:45 +08:00
1 parent 3dd96078db
commit 4b12ae7728
@@ -0,0 +1,151 @@
+"""Build the disposable native fixture using an existing Android SDK/JDK only."""
+
+import argparse
+import os
+from pathlib import Path
+import shutil
+import subprocess
+import tempfile
+import zipfile
+
+
+def build(output: Path) -> Path:
+    sdk = Path(
+        os.environ.get("ANDROID_HOME")
+        or os.environ.get("ANDROID_SDK_ROOT")
+        or Path.home() / "AppData/Local/Android/Sdk"
+    )
+    versions = sorted(
+        (sdk / "build-tools").glob("*"),
+        key=lambda p: tuple(int(v) for v in p.name.split(".") if v.isdigit()),
+    )
+    platforms = sorted(
+        (sdk / "platforms").glob("android-*"), key=lambda p: int(p.name.split("-")[-1])
+    )
+    if not versions or not platforms:
+        raise RuntimeError("An existing Android SDK with platform and build-tools is required.")
+    tools = versions[-1]
+    android = platforms[-1] / "android.jar"
+    executable = ".exe" if os.name == "nt" else ""
+
+    def run(*args: object) -> None:
+        subprocess.run([str(arg) for arg in args], check=True, timeout=90)
+
+    java = shutil.which("java")
+    javac = shutil.which("javac")
+    keytool = shutil.which("keytool")
+    if not java or not javac or not keytool:
+        raise RuntimeError("An existing JDK (java, javac and keytool) is required.")
+    output = output.resolve()
+    output.parent.mkdir(parents=True, exist_ok=True)
+    with tempfile.TemporaryDirectory(prefix="artemis-native-fixture-") as temporary:
+        scratch = Path(temporary)
+        classes = scratch / "classes"
+        classes.mkdir()
+        manifest = scratch / "AndroidManifest.xml"
+        manifest.write_text(
+            """<manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.artemis.fixture">
+  <application android:label="ARTEMIS Native Fixture" android:debuggable="true" android:allowBackup="false" android:theme="@android:style/Theme.Material.Light.NoActionBar">
+    <activity android:name=".MainActivity" android:exported="true" android:windowSoftInputMode="adjustResize">
+      <intent-filter><action android:name="android.intent.action.MAIN"/><category android:name="android.intent.category.LAUNCHER"/></intent-filter>
+    </activity>
+  </application>
+</manifest>""",
+            encoding="utf-8",
+        )
+        unsigned = scratch / "unsigned.apk"
+        run(
+            tools / ("aapt2" + executable),
+            "link",
+            "-I",
+            android,
+            "--manifest",
+            manifest,
+            "--min-sdk-version",
+            26,
+            "--target-sdk-version",
+            35,
+            "--version-code",
+            1,
+            "--version-name",
+            "1.0",
+            "-o",
+            unsigned,
+        )
+        run(
+            javac,
+            "-encoding",
+            "UTF-8",
+            "-source",
+            8,
+            "-target",
+            8,
+            "-Xlint:-options",
+            "-cp",
+            android,
+            "-d",
+            classes,
+            Path(__file__).with_name("MainActivity.java"),
+        )
+        run(
+            java,
+            "-cp",
+            tools / "lib/d8.jar",
+            "com.android.tools.r8.D8",
+            "--lib",
+            android,
+            "--min-api",
+            26,
+            "--output",
+            scratch,
+            *classes.rglob("*.class"),
+        )
+        with zipfile.ZipFile(unsigned, "a", compression=zipfile.ZIP_DEFLATED) as archive:
+            archive.write(scratch / "classes.dex", "classes.dex")
+        aligned = scratch / "aligned.apk"
+        run(tools / ("zipalign" + executable), "-f", "-p", 4, unsigned, aligned)
+        key = scratch / "fixture.keystore"
+        # Public throwaway debug signing material, never reused for distribution.
+        run(
+            keytool,
+            "-genkeypair",
+            "-keystore",
+            key,
+            "-storepass",
+            "android",
+            "-keypass",
+            "android",
+            "-alias",
+            "fixture",
+            "-keyalg",
+            "RSA",
+            "-validity",
+            365,
+            "-dname",
+            "CN=ARTEMIS Test Fixture",
+            "-noprompt",
+        )
+        run(
+            java,
+            "-jar",
+            tools / "lib/apksigner.jar",
+            "sign",
+            "--ks",
+            key,
+            "--ks-pass",
+            "pass:android",
+            "--key-pass",
+            "pass:android",
+            "--ks-key-alias",
+            "fixture",
+            "--out",
+            output,
+            aligned,
+        )
+    return output
+
+
+if __name__ == "__main__":
+    parser = argparse.ArgumentParser(description=__doc__)
+    parser.add_argument("--output", type=Path, required=True)
+    print(build(parser.parse_args().output))