blob: e829c8c448362c59de1fbbcf130077860fa99087 [file] [log] [blame]
package org.golang.app;
import android.app.Activity;
import android.app.NativeActivity;
import android.content.Context;
import android.content.pm.ActivityInfo;
import android.content.pm.PackageManager;
import android.os.Bundle;
import android.util.Log;
import android.view.KeyCharacterMap;
public class GoNativeActivity extends NativeActivity {
private static GoNativeActivity goNativeActivity;
public GoNativeActivity() {
super();
goNativeActivity = this;
}
String getTmpdir() {
return getCacheDir().getAbsolutePath();
}
static int getRune(int deviceId, int keyCode, int metaState) {
try {
int rune = KeyCharacterMap.load(deviceId).get(keyCode, metaState);
if (rune == 0) {
return -1;
}
return rune;
} catch (KeyCharacterMap.UnavailableException e) {
return -1;
} catch (Exception e) {
Log.e("Go", "exception reading KeyCharacterMap", e);
return -1;
}
}
private void load() {
// Interestingly, NativeActivity uses a different method
// to find native code to execute, avoiding
// System.loadLibrary. The result is Java methods
// implemented in C with JNIEXPORT (and JNI_OnLoad) are not
// available unless an explicit call to System.loadLibrary
// is done. So we do it here, borrowing the name of the
// library from the same AndroidManifest.xml metadata used
// by NativeActivity.
try {
ActivityInfo ai = getPackageManager().getActivityInfo(
getIntent().getComponent(), PackageManager.GET_META_DATA);
if (ai.metaData == null) {
Log.e("Go", "loadLibrary: no manifest metadata found");
return;
}
String libName = ai.metaData.getString("android.app.lib_name");
System.loadLibrary(libName);
} catch (Exception e) {
Log.e("Go", "loadLibrary failed", e);
}
}
@Override
public void onCreate(Bundle savedInstanceState) {
load();
super.onCreate(savedInstanceState);
}
}