AddCategoryActivity.java

package org.wordpress.android.ui.posts;

import java.util.ArrayList;

import android.app.Activity;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.res.Configuration;
import android.os.Bundle;
import android.text.Html;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Spinner;

import com.justsystems.hpb.pad.R;

import org.wordpress.android.WordPress;
import org.wordpress.android.models.CategoryNode;

public class AddCategoryActivity extends Activity {
    private int id;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        setContentView(R.layout.add_category);

        Bundle extras = getIntent().getExtras();
        if (extras != null) {
            id = extras.getInt("id");
        }

        loadCategories();

        final Button cancelButton = (Button) findViewById(R.id.cancel);
        final Button okButton = (Button) findViewById(R.id.ok);

        okButton.setOnClickListener(new Button.OnClickListener() {
            public void onClick(View v) {

                EditText categoryNameET = (EditText) findViewById(R.id.category_name);
                String category_name = categoryNameET.getText().toString();
                EditText categorySlugET = (EditText) findViewById(R.id.category_slug);
                String category_slug = categorySlugET.getText().toString();
                EditText categoryDescET = (EditText) findViewById(R.id.category_desc);
                String category_desc = categoryDescET.getText().toString();
                Spinner sCategories = (Spinner) findViewById(R.id.parent_category);
                String parent_category = "";
                if (sCategories.getSelectedItem() != null)
                    parent_category = sCategories.getSelectedItem().toString()
                            .trim();
                int parent_id = 0;
                if (sCategories.getSelectedItemPosition() != 0) {
                    parent_id = WordPress.wpDB.getCategoryId(id,
                            parent_category);
                }

                if (category_name.replaceAll(" ", "").equals("")) {
                    //    Name field cannot be empty

                    AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(
                            AddCategoryActivity.this);
                    dialogBuilder.setTitle(getResources().getText(
                            R.string.required_field));
                    dialogBuilder.setMessage(getResources().getText(
                            R.string.cat_name_required));
                    dialogBuilder.setPositiveButton("OK",
                            new DialogInterface.OnClickListener() {
                                public void onClick(DialogInterface dialog,
                                        int whichButton) {
                                    // Just close the window.

                                }
                            });
                    dialogBuilder.setCancelable(true);
                    dialogBuilder.create().show();
                } else {
                    Bundle bundle = new Bundle();

                    bundle.putString("category_name", category_name);
                    bundle.putString("category_slug", category_slug);
                    bundle.putString("category_desc", category_desc);
                    bundle.putInt("parent_id", parent_id);
                    bundle.putString("continue", "TRUE");
                    Intent mIntent = new Intent();
                    mIntent.putExtras(bundle);
                    setResult(RESULT_OK, mIntent);
                    finish();
                }

            }
        });

        cancelButton.setOnClickListener(new Button.OnClickListener() {
            public void onClick(View v) {

                Bundle bundle = new Bundle();

                bundle.putString("continue", "FALSE");
                Intent mIntent = new Intent();
                mIntent.putExtras(bundle);
                setResult(RESULT_OK, mIntent);
                finish();
            }
        });
    }

    private void loadCategories() {
        ArrayList<CharSequence> loadTextArray = new ArrayList<CharSequence>();
        CategoryNode rootCategory = CategoryNode.createCategoryTreeFromDB(id);
        ArrayList<CategoryNode> categoryLevels = CategoryNode
                .getSortedListOfCategoriesFromRoot(rootCategory);
        if (categoryLevels.size() > 0) {
            loadTextArray.add(getResources().getText(R.string.none));
            for (int i = 0; i < categoryLevels.size(); i++) {
                CategoryNode currentCategory = categoryLevels.get(i);
                String name = "";
                for (int j = 1; j < currentCategory.getLevel(); j++) {
                    name += "  ";
                }
                name += Html.fromHtml(currentCategory.getName());
                loadTextArray.add(name);
            }
            ArrayAdapter<CharSequence> categories = new ArrayAdapter<CharSequence>(
                    this, android.R.layout.simple_dropdown_item_1line,
                    loadTextArray);
            categories
                    .setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
            Spinner sCategories = (Spinner) findViewById(R.id.parent_category);
            sCategories.setAdapter(categories);
        }
    }

    @Override
    public void onConfigurationChanged(Configuration newConfig) {
        //ignore orientation change
        super.onConfigurationChanged(newConfig);
    }

}