apk install & uninstall

http://www.dingpong.net/tt/218
http://android.amberfog.com/?p=98


// install
[code]
Button btnInstall = (Button) findViewById(R.id.btn_install);
btnInstall.setOnClickListener(new OnClickListener() {

    public void onClick(View v) {
        
        File apkFile = new File("/sdcard/download/ApiDemos.apk");
        Uri apkUri = Uri.fromFile(apkFile);
        Intent intent = new Intent(Intent.ACTION_VIEW);
        intent.setDataAndType( Uri.fromFile(apkFile), "application/vnd.android.package-archive");
        startActivity(intent);
    }
});
[/code]

// uninstall
[code]
Uri packageURI = Uri.parse("package:com.android.myapp");
Intent uninstallIntent = new Intent(Intent.ACTION_DELETE, packageURI);
startActivity(uninstallIntent);
[/code]