Added notification for errors and warnings

app/src/main/java/ch/dissem/apps/abit/notification/ErrorNotification.java

@@ -0,0 +1,41 @@
+package ch.dissem.apps.abit.notification;
+
+import android.content.Context;
+import android.support.v7.app.NotificationCompat;
+
+import ch.dissem.apps.abit.R;
+
+/**
+ * Created by chrigu on 29.10.15.
+ */
+public class ErrorNotification extends AbstractNotification {
+    public static final int ERROR_NOTIFICATION_ID = 4;
+
+    private NotificationCompat.Builder builder;
+
+    public ErrorNotification(Context ctx) {
+        super(ctx);
+        builder = new NotificationCompat.Builder(ctx);
+        builder.setContentTitle(ctx.getString(R.string.app_name))
+                .setVisibility(NotificationCompat.VISIBILITY_PUBLIC);
+    }
+
+    public ErrorNotification setWarning(int resId, Object... args) {
+        builder.setSmallIcon(R.drawable.ic_notification_warning)
+                .setContentText(ctx.getString(resId, args));
+        notification = builder.build();
+        return this;
+    }
+
+    public ErrorNotification setError(int resId, Object... args) {
+        builder.setSmallIcon(R.drawable.ic_notification_error)
+                .setContentText(ctx.getString(resId, args));
+        notification = builder.build();
+        return this;
+    }
+
+    @Override
+    protected int getNotificationId() {
+        return ERROR_NOTIFICATION_ID;
+    }
+}