ConfigSectionFragment.java

package org.pyload.android.client.fragments;

import java.util.ArrayList;
import java.util.HashMap;

import org.pyload.android.client.R;
import org.pyload.android.client.pyLoadApp;
import org.pyload.android.client.module.GuiTask;
import org.pyload.thrift.ConfigItem;
import org.pyload.thrift.ConfigSection;
import org.pyload.thrift.Pyload.Client;

import android.content.Context;
import android.graphics.Color;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.text.InputType;
import android.text.method.PasswordTransformationMethod;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.CheckBox;
import android.widget.EditText;
import android.widget.LinearLayout;
import android.widget.Spinner;
import android.widget.TextView;

public class ConfigSectionFragment extends Fragment {

	private pyLoadApp app;
	private ConfigSection section;
	private String type;
	private HashMap<String, ConfigItemView> items = new HashMap<String, ConfigItemView>();

    /**
     * Called after settings were saved
     */
	private final Runnable mRefresh;

    public ConfigSectionFragment(Runnable mRefresh) {
        this.mRefresh = mRefresh;
    }

    @Override
	public View onCreateView(LayoutInflater inflater, ViewGroup container,
			Bundle savedInstanceState) {

		View view = inflater.inflate(R.layout.config_section, null, false);
		createLayout(view);
		TextView t = (TextView) view.findViewById(R.id.list_header_title);
		t.setText(section.description);

		view.findViewById(R.id.button_submit)
				.setOnClickListener(new OnClickListener() {
					@Override
					public void onClick(View arg0) {
						onSubmit();
					}
				});

		view.findViewById(R.id.button_cancel)
				.setOnClickListener(new OnClickListener() {
					@Override
					public void onClick(View arg0) {
						onCancel();
					}
				});

		return view;
	}

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

		app = (pyLoadApp) getActivity().getApplicationContext();

		Bundle extras = getArguments();

		section = (ConfigSection) extras.getSerializable("section");
		type = extras.getString("type");
	}

	private View createLayout(View view) {
		LinearLayout ll = (LinearLayout) view.findViewById(R.id.layout_root);
		ll.setOrientation(LinearLayout.VERTICAL);

		for (ConfigItem item : section.items) {
			ConfigItemView c = new ConfigItemView(this.getActivity(), item);
			items.put(item.name, c);
			ll.addView(c);
		}

		return ll;
	}

	public void onSubmit() {

		if (!app.hasConnection())
			return;

		app.addTask(new GuiTask(new Runnable() {

			@Override
			public void run() {

				Client client = app.getClient();

				for (ConfigItem item : section.items) {
					ConfigItemView view = items.get(item.name);
					String newValue = view.getValue();
					if (!item.value.equals(newValue)) {
						Log.d("pyLoad", String.format(
								"Set config value: %s, %s, %s", type,
								section.name, item.name));

						client.setConfigValue(section.name, item.name,
								newValue, type);
					}
				}

				getFragmentManager().popBackStack();

			}

		}, mRefresh));
	}

	public void onCancel() {
		getFragmentManager().popBackStack();
	}
}

class ConfigItemView extends LinearLayout {

	private ConfigItem item;
	private View v;
	private Spinner sp = null;
	private ArrayList<String> choices = null;

	public ConfigItemView(Context context, ConfigItem item) {
		super(context);
		this.item = item;

		setOrientation(LinearLayout.VERTICAL);

		if (!item.type.equals("bool")) {
			TextView tv = new TextView(context);
			tv.setText(item.description);
			tv.setTextColor(Color.WHITE);
			tv.setTextSize(16);
			tv.setPadding(2, 0, 0, 0);
			addView(tv);
		}

		if (item.type.equals("int")) {
			EditText et = new EditText(context);
			et.setInputType(InputType.TYPE_CLASS_NUMBER);
			et.setText(item.value);
			v = et;
		} else if (item.type.equals("password")) {
			EditText et = new EditText(context);
			et.setInputType(InputType.TYPE_TEXT_VARIATION_PASSWORD);
			et.setTransformationMethod(PasswordTransformationMethod
					.getInstance());
			et.setText(item.value);
			v = et;
		} else if (item.type.equals("bool")) {
			CheckBox cb = new CheckBox(context);
			cb.setText(item.description);

			if (item.value.equals("True")) {
				cb.setChecked(true);
			}

			v = cb;
		} else if (item.type.contains(";")) {
			sp = new Spinner(context);

			choices = new ArrayList<String>();
			for (String s : item.type.split(";")) {
				choices.add(s);
			}

			ArrayAdapter<String> adp = new ArrayAdapter<String>(context,
					android.R.layout.simple_spinner_item, choices);
			adp.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);

			sp.setAdapter(adp);
			sp.setSelection(choices.indexOf(item.value));

			v = sp;
		} else {
			v = new EditText(context);
			((EditText) v).setText(item.value);
		}

		addView(v);

	}

	/**
	 * Returns the string representation of the config item
	 * 
	 * @return
	 */
	public String getValue() {
		if (item.type.equals("bool")) {
			CheckBox cb = (CheckBox) v;
			if (cb.isChecked())
				return "True";
			else
				return "False";
		} else if (sp != null) {
			return choices.get(sp.getSelectedItemPosition());
		}
		return ((EditText) v).getText().toString();
	}
}