Android Open Source - L5RHelper Edit Template Activity

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License

The source code is released under:

Copyright (c) 2010 Robert Uhl Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Sof...

Java Source Code

package com.uhl;
/* w  w  w  .java 2 s . c  om*/

import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.EditText;
import android.widget.RelativeLayout;
import android.widget.Spinner;
import android.widget.TextView;
import android.widget.AdapterView.OnItemSelectedListener;
import com.uhl.db.DBServiceLocator;
import com.uhl.db.DefaultViews;
import com.uhl.db.IDBHelper;
import com.uhl.db.Profile;
import com.uhl.db.Template;

public class EditTemplateActivity extends Activity implements OnClickListener, OnItemSelectedListener{
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.edit_template);
        dbHelper = DBServiceLocator.getDBHelper(this);
        Bundle info = getIntent().getExtras();
        int id = info.getInt("ID");
        int profileId = info.getInt("PROFILE_ID");
        if(id != -1)
        {
          template = dbHelper.loadTemplate(id);          
        }else{
          template = new Template(profileId);
          this.<Button>GetView(R.id.delete_template).setVisibility(View.INVISIBLE);
        }
        profile = dbHelper.loadProfile(profileId);  
        
        isMelee = profile.getDefaultViewId() == DefaultViews.melee.getId();
      
        errorLabel = this.<TextView>GetView(R.id.error_message);
        traitLabel = this.<TextView>GetView(R.id.spin_trait_label);
        traitSpinner = this.<Spinner>GetView(R.id.spin_trait);
        
      configName();                
        RegisterButtons();        
        setupBoxes();
    }
           
  private void setupBoxes() {
    this.<EditText>GetView(R.id.template_name_box).setText(template.getName());
    this.<EditText>GetView(R.id.modifier_textbox).setText(String.valueOf(template.getModifier()));
    this.<EditText>GetView(R.id.rolled_textbox).setText(String.valueOf(template.getRolled()));
    this.<EditText>GetView(R.id.kept_textbox).setText(String.valueOf(template.getKept()));
    
    if(isMelee){
      setSpinner(R.id.spin_agi, template.getAgility()+2);
      setSpinner(R.id.spin_ref, template.getReflexes()+2);
      setSpinner(R.id.spin_skills, template.getSkillRank());
      setSpinner(R.id.spin_trait, template.getUseReflexes());
      
      this.<CheckBox>GetView(R.id.use_gp).setChecked((profile.getGp() == 1)&&(template.getisGp() == 1));
  
      if(profile.getGp() == 0 || template.getSkillRank() == 0){
        this.<CheckBox>GetView(R.id.use_gp).setVisibility(View.INVISIBLE);
      }  
    }
    else{
      setSpinner(R.id.spin_trait, template.getCastingRing());
    }
  }
  
  private void setSpinner(int id, int value) {
    Spinner spinner = this.<Spinner>GetView(id);    
    spinner.setSelection(value);    
  }

  private void configName() {
    EditText nameBox = this.<EditText>GetView(R.id.template_name_box);
    nameBox.setText(template.getName());  
  }

  private Profile profile;
  private Template template;
  private IDBHelper dbHelper;   
  private TextView errorLabel;
  private TextView traitLabel;
  private Spinner traitSpinner;
  private boolean isMelee = false;

  private void RegisterButtons() {
    this.<Button>GetView(R.id.save_template).setOnClickListener(this);
    this.<Button>GetView(R.id.delete_template).setOnClickListener(this);
    if(isMelee){
      this.<Spinner>GetView(R.id.spin_skills).setOnItemSelectedListener(this);
    }else{
      this.<RelativeLayout>GetView(R.id.melee_layout_box).setVisibility(View.GONE);
      traitLabel.setText(getString(R.string.casting_ring));
      ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(this, R.array.casting_rings, android.R.layout.simple_spinner_item);
      adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
      traitSpinner.setAdapter(adapter);
    }
  }
  
  @SuppressWarnings("unchecked")
  private <T extends View> T GetView(int id) {
    try{
      return (T)findViewById(id);}
    catch(Exception e){
      return null;
    }
  }


  @Override
  public void onClick(View e) {
    Button button = this.<Button>GetView(e.getId());    
    switch(button.getId()){       
      case R.id.delete_template:
        dbHelper.deleteTemplate(template.getId(), template.getProfileId());
        this.finish();
        break; 
      case R.id.save_template: submit(); break;      
      default: break;
    }    
  }

  private void submit() {
    errorLabel.setText("");
    if(!validateName()){
      return;
    }
    if(!validateBoxes()){
      return;
    }
    updateTemplate();
    dbHelper.saveTemplate(template);
    this.finish();
  }

  private void updateTemplate() {
    if(isMelee){
      template.setAgility(GetValue(R.id.spin_agi));
      template.setisGp(this.<CheckBox>GetView(R.id.use_gp).isChecked()? 1 : 0);
      template.setReflexes(GetValue(R.id.spin_ref));
      template.setUseReflexes(traitSpinner.getSelectedItemPosition());
      template.setSkillRank(GetValue(R.id.spin_skills));
    }else
    {
      template.setCastingRing(traitSpinner.getSelectedItemPosition());
    }
  }

  private boolean validateBoxes() {
    EditText modifier = this.<EditText>GetView(R.id.modifier_textbox);
    EditText rolled = this.<EditText>GetView(R.id.rolled_textbox);
    EditText kept = this.<EditText>GetView(R.id.kept_textbox);
    TextView errorText = this.<TextView>GetView(R.id.error_message);
    
    try{
      template.setModifier(Integer.parseInt(modifier.getText().toString()));
      template.setRolled(Integer.parseInt(rolled.getText().toString()));
      template.setKept(Integer.parseInt(kept.getText().toString()));
    }catch(Exception e){
      errorText.setText(R.string.unable_to_parse);
      return false;
    }
    errorText.setText("");

    return true;
  }

  private boolean validateName() {
    
    EditText nameBox = this.<EditText>GetView(R.id.template_name_box);
    String name = nameBox.getText().toString();
    if(name == null || name .equals("") || name.equals(getString(R.string.error_no_name))){
      errorLabel.setText(getString(R.string.error_no_name));
      return false;
    }
    
    if(dbHelper.templateNameExists(name, template.getId(), template.getProfileId())){
      errorLabel.setText(R.string.name_in_use);
      return false;
    }
    if(name.equals(R.string.new_template))
    {
      errorLabel.setText(R.string.illegal_template_name);
    }
    template.setName(name);
    return true;
    
  }

  private int GetValue(int id) {
    int result = -1; //#todo find a better way to do this.
    Spinner spinner = this.<Spinner>GetView(id);
    if(spinner == null)
      return result;
    String value = (String)spinner.getSelectedItem();
    try {
      result = Integer.parseInt(value);
    } catch (NumberFormatException e) {
      if(value.equals("Yes"))
        result = 1;
      if(value.equals("No"))
        result = 0;
    }
    return result;
  }

  @Override
  public void onItemSelected(AdapterView<?> adapter, View view, int position, long id) {    
    this.<CheckBox>GetView(R.id.use_gp).setVisibility(View.INVISIBLE);
    if(profile.getGp() == 1 && position > 0){
      this.<CheckBox>GetView(R.id.use_gp).setVisibility(View.VISIBLE);
    }
  }

  @Override
  public void onNothingSelected(AdapterView<?> arg0) {
  }




}

Java Source Code List

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