SdCardUnavailableActivity.java

package cn.ccsu.ShareFV;

import cn.ccsu.ShareFV.R;

import cn.ccsu.util.IJettyToast;

import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.os.Environment;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;

public class SdCardUnavailableActivity extends Activity {
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.screen_sd_unavailable);

		refreshSDState();

		Button btn = (Button) findViewById(R.id.retry);
		btn.setOnClickListener(new Button.OnClickListener() {
			public void onClick(View v) {
				doRetry(v);
			}
		});
	}

	public static void show(Context context) {
		final Intent intent = new Intent(context,
				SdCardUnavailableActivity.class);
		context.startActivity(intent);
	}

	public void doRetry(View v) {
		if (isExternalStorageAvailable()) {
			IJetty.show(this);
			return;
		}

		IJettyToast.showQuickToast(this, R.string.sd_not_available);
		refreshSDState();
	}

	public static boolean isExternalStorageAvailable() {
		return Environment.MEDIA_MOUNTED.equals(Environment
				.getExternalStorageState());
	}

	private void refreshSDState() {
		TextView message = (TextView) findViewById(R.id.message);
		String header = getString(R.string.header_sd_media) + "\n\n";

		String state = Environment.getExternalStorageState();
		if (Environment.MEDIA_REMOVED.equals(state)) {
			message.setText(header + getString(R.string.sd_media_removed));
			return;
		}
		if (Environment.MEDIA_UNMOUNTED.equals(state)) {
			message.setText(header + getString(R.string.sd_media_unmounted));
			return;
		}

		if (Environment.MEDIA_CHECKING.equals(state)) {
			message.setText(header + getString(R.string.sd_media_checking));
			return;
		}

		if (Environment.MEDIA_NOFS.equals(state)) {
			message.setText(header + getString(R.string.sd_media_nofs));
			return;
		}

		if (Environment.MEDIA_MOUNTED_READ_ONLY.equals(state)) {
			message.setText(header
					+ getString(R.string.sd_media_mounted_read_only));
			return;
		}

		if (Environment.MEDIA_SHARED.equals(state)) {
			message.setText(header + getString(R.string.sd_media_shared));
			return;
		}

		if (Environment.MEDIA_BAD_REMOVAL.equals(state)) {
			message.setText(header + getString(R.string.sd_media_bad_removal));
			return;
		}

		if (Environment.MEDIA_UNMOUNTABLE.equals(state)) {
			message.setText(header + getString(R.string.sd_media_unmountable));
			return;
		}

		message.setText(header + getString(R.string.sd_unknown, state));
	}
}