Android Open Source - Android-Apps List Actions Activity

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License

The source code is released under:

Apache License

Java Source Code

package com.kniezrec.voiceremotefree;
//  w ww .ja  v a 2s .co m
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;

import android.app.Activity;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.view.KeyEvent;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.AdapterView.OnItemLongClickListener;
import android.widget.ListView;
import android.widget.SimpleAdapter;

public class ListActionsActivity extends Activity {
  private SharedPreferences prefs;
  private SimpleAdapter arrayAdapter;
  private Set<String> actionsSet;
  private HashMap<String, String> command;
  private ArrayList<Map<String, String>> listData;
  private static final Set<String> keysToDel = new HashSet<String>(
      Arrays.asList(new String[] { "LanguageSet", "timeoutSec",
          "serverHost", "serverPort", "keyCodeSenderFactory",
          "pauseSec", "drt" }));

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_list_actions);
    getActionBar().setTitle(getResources().getString(R.string.actionsAct));
    getActionBar().setDisplayHomeAsUpEnabled(true);
    prefs = PreferenceManager.getDefaultSharedPreferences(this);
    prepareCommands();
    if (!prefs.contains(NewAction.PREFS_ACTIONS)) {
      SharedPreferences.Editor edit = prefs.edit();
      Set<String> _set = new HashSet<String>();
      edit.putStringSet(NewAction.PREFS_ACTIONS, _set);
      edit.commit();
    }

    actionsSet = new HashSet<String>();
    actionsSet = prefs.getStringSet(NewAction.PREFS_ACTIONS, null);

    ListView list = (ListView) findViewById(R.id.actionsList);
    String[] from = { "name", "purpose" };
    int[] to = { android.R.id.text1, android.R.id.text2 };

    listData = new ArrayList<Map<String, String>>();
    arrayAdapter = new SimpleAdapter(getApplicationContext(), listData,
        android.R.layout.simple_list_item_2, from, to);

    buildData();

    list.setAdapter(arrayAdapter);

    // Click event for single list row
    list.setOnItemClickListener(new OnItemClickListener() {

      @Override
      public void onItemClick(AdapterView<?> parent, View view,
          int position, long id) {
        String cmdName = listData.get(position).get("name");
        if (command.containsKey(cmdName)) {
          showDetails(cmdName,
              prefs.getString(cmdName + NewAction.SUFFIX, ""),
              command.get(cmdName));
        } else {
          showDetails(cmdName,
              prefs.getString(cmdName + NewAction.SUFFIX, ""),
              null);
        }
      }
    });
    list.setOnItemLongClickListener(new OnItemLongClickListener() {

      @Override
      public boolean onItemLongClick(AdapterView<?> parent, View view,
          int positon, long id) {
        MainActivity.vibrate(getApplicationContext(), 15);
        showDialogDelete(positon);
        return false;
      }
    });

    // AnimationSet set = new AnimationSet(true);
    //
    // Animation animation = new AlphaAnimation(0.0f, 1.0f);
    // animation.setDuration(50);
    // set.addAnimation(animation);
    //
    // animation = new TranslateAnimation(Animation.RELATIVE_TO_SELF, 0.0f,
    // Animation.RELATIVE_TO_SELF, 0.0f, Animation.RELATIVE_TO_SELF,
    // -1.0f, Animation.RELATIVE_TO_SELF, 0.0f);
    // animation.setDuration(100);
    // set.addAnimation(animation);
    //
    // LayoutAnimationController controller = new LayoutAnimationController(
    // set, 0.5f);
    // list.setLayoutAnimation(controller);
  }

  private void prepareCommands() {
    if (command == null) {
      command = new HashMap<String, String>();
    } else {
      command.clear();
    }
    Map<String, ?> keys = prefs.getAll();
    String key, value;
    for (Map.Entry<String, ?> entry : keys.entrySet()) {
      key = entry.getKey();
      value = entry.getValue().toString();
      if (!key.contains("_") && !keysToDel.contains(key)) {
        command.put(key, value);
      }
    }

  }

  private void buildData() {
    String pur = getResources().getString(R.string.set);
    for (String s : actionsSet) {
      listData.add(putData(s, pur));
    }
    pur = getResources().getString(R.string.sinAc);
    for (String s : command.keySet()) {
      listData.add(putData(s, pur));
    }
  }

  private HashMap<String, String> putData(String name, String purpose) {
    HashMap<String, String> item = new HashMap<String, String>();
    item.put("name", name);
    item.put("purpose", purpose);
    return item;
  }

  private void remove(int id) {
    Map<String, String> cmd = listData.remove(id);
    arrayAdapter.notifyDataSetChanged();
    String name = cmd.get("name");
    actionsSet.remove(name);
    SharedPreferences.Editor editor = prefs.edit();
    if (command.containsKey(name)) {
      editor.remove(name);
    } else {
      editor.remove(name + NewAction.SUFFIX);
    }
    editor.putStringSet(NewAction.PREFS_ACTIONS, actionsSet);
    editor.commit();
  }

  private void showDialogDelete(int idElement) {
    AlertDialog.Builder builder = new AlertDialog.Builder(this);
    // Add the buttons
    final int _id = idElement;
    builder.setPositiveButton(R.string.ok,
        new DialogInterface.OnClickListener() {
          public void onClick(DialogInterface dialog, int id) {
            remove(_id);
            dialog.cancel();
          }
        });
    builder.setNegativeButton(R.string.no,
        new DialogInterface.OnClickListener() {
          public void onClick(DialogInterface dialog, int id) {
            dialog.cancel();
          }
        });
    builder.setTitle(getResources().getString(R.string.confirm));
    builder.setMessage(getResources().getString(R.string.delete));
    AlertDialog dialog = builder.create();
    dialog.show();

  }

  @Override
  public boolean onCreateOptionsMenu(Menu menu) {
    // Inflate the menu; this adds items to the action bar if it is present.
    getMenuInflater().inflate(R.menu.activity_list_actions, menu);
    return true;
  }

  @Override
  protected void onResume() {
    super.onResume();
    listData.clear();
    prepareCommands();
    actionsSet = prefs.getStringSet(NewAction.PREFS_ACTIONS, null);
    buildData();
    arrayAdapter.notifyDataSetChanged();
  }

  private void showDetails(String cmd, String steps, String action) {
    Intent intent;

    if (cmd == null) {
      intent = new Intent(this, NewAction.class);
    } else {
      if (action == null) {
        intent = new Intent(this, NewActionEdit.class);
        intent.putExtra("stpsList", steps);
      } else {
        intent = new Intent(this, NewActionSingleEdit.class);
        intent.putExtra("oneStep", action);
      }
      intent.putExtra("cmdName", cmd);
    }

    startActivity(intent);
    this.overridePendingTransition(R.anim.slide, R.anim.sout);
  }

  @Override
  public boolean onKeyDown(int keyCode, KeyEvent event) {
    if (keyCode == KeyEvent.KEYCODE_BACK) {
      back();
      return true;
    }
    return super.onKeyDown(keyCode, event);
  }

  private void back() {
    super.onBackPressed();
    this.overridePendingTransition(R.anim.slide_x_out,
        R.anim.slide_x_out_back);
  }

  @Override
  public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
    case android.R.id.home:
      back();
      return true;
    case R.id.addNew:
      if (actionsSet.size() == 3) {
        showInfoDialog();
      } else {
        showDetails(null, null, null);
      }
      return true;
    default:
      return super.onOptionsItemSelected(item);
    }
  }

  private void showInfoDialog() {
    AlertDialog.Builder builder = new AlertDialog.Builder(this);
    // Add the buttons
    builder.setPositiveButton(android.R.string.ok,
        new DialogInterface.OnClickListener() {
          public void onClick(DialogInterface dialog, int id) {
            dialog.cancel();
          }
        });
    builder.setTitle(getResources().getString(R.string.listTitle));
    builder.setMessage(getResources().getString(R.string.listMessage));
    AlertDialog dialog = builder.create();
    dialog.show();

  }

}

Java Source Code List

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