hongshaorou/openrocket
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if there are no motors in the db, display a dialog.

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This commit is contained in:
Kevin Ruland 2012-02-21 02:44:27 +00:00
parent 6a5dee579f
commit f72a2fe02e
1 changed files with 13 additions and 3 deletions
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16
android/src/net/sf/openrocket/android/motor/MotorListFragment.java
View File

@ -6,6 +6,7 @@ import net.sf.openrocket.android.db.MotorDao;
import net.sf.openrocket.android.util.AndroidLogWrapper;
import net.sf.openrocket.android.util.PersistentExpandableListFragment;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.Context;
import android.content.SharedPreferences;
import android.content.res.Resources;
@ -135,9 +136,6 @@ implements SharedPreferences.OnSharedPreferenceChangeListener
@Override
public void onViewCreated(View view, Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
// TODO - need some error text but unfortunately doing this, makes the layout funky
// on ICS.
//setEmptyText("No motors in database - download them from Thrustcurve using the Option Menu");
refreshData();
@ -163,6 +161,18 @@ implements SharedPreferences.OnSharedPreferenceChangeListener
motorSelectedListener = (OnMotorSelectedListener) activity;
}
Cursor motorCounter = mDbHelper.getMotorDao().fetchAllMotors();
int motorCount = motorCounter.getCount();
motorCounter.close();
if ( motorCount == 0 ) {
AlertDialog.Builder builder = new AlertDialog.Builder(activity);
builder.setTitle("No Motors Found");
builder.setMessage("Motors can be downloaded from thrustcurve");
builder.setCancelable(true);
builder.create().show();
}
}
@Override