package com.logs.log_tables;

import android.app.Activity;
import android.os.Bundle;
import android.view.View;


public class FormulaAndTablesActivity extends Activity {
    Integer current_menu;

    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        Integer location = null;
        location = (savedInstanceState == null) ? null : savedInstanceState.getInt("location");

        if(location == null) {
            setContentView(R.layout.main_menu);
        }

        else {
            switch(location) {
            case 0: current_menu = 0; setContentView(R.layout.main_menu); break;
            case 1: current_menu = 1; setContentView(R.layout.mechanics_menu); break;
            case 2: current_menu = 2; setContentView(R.layout.statistics_menu); break;
            case 3: current_menu = 3; setContentView(R.layout.coordinate_geo); break;
            case 4: current_menu = 4; setContentView(R.layout.trigonometry); break;
            case 5: current_menu = 5; setContentView(R.layout.logs); break;
            default: current_menu = 0; setContentView(R.layout.main_menu); break;
            }
        }
    }

    @Override
    protected void onSaveInstanceState(Bundle out_state) {
        super.onSaveInstanceState(out_state);
        Integer location = get_location();

        out_state.putInt("location", location);
    }

    public Integer get_location() {
        return current_menu;
    }


    public void gotoHome(View v) {
        current_menu = 0;
        setContentView(R.layout.main_menu);
    }

    public void gotoMechanics(View v) {
        current_menu = 1;
        setContentView(R.layout.mechanics_menu);
    }

    public void gotoStatistics(View v) {
        current_menu = 2;
        setContentView(R.layout.statistics_menu);
    }

    public void gotoCoordinateGeo(View v) {
        current_menu = 3;
        setContentView(R.layout.coordinate_geo);
    }

    public void gotoTrig(View v) {
        current_menu = 4;
        setContentView(R.layout.trigonometry);
    }

    public void gotoLogs(View v) {
        current_menu = 5;
        setContentView(R.layout.logs);
    }
}