Android Open Source - Sparse-RSS Widget Config Activity

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Sparse rss Copyright (c) 2010-2012 Stefan Handschuh Translators - Dutch: Eelko Berkenpies - Spanish: Sergio Mart?n - French: <unnamed> - Turkish: <unnamed> - Russian: Igor Nedoboy Code-Contri...

Java Source Code

/**
 * Sparse rss/*from ww  w  .j a v a2 s. co  m*/
 * 
 * Copyright (c) 2010-2012 Stefan Handschuh
 *
 * 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 Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 *
 */

package de.shandschuh.sparserss.widget;

import android.appwidget.AppWidgetManager;
import android.content.Intent;
import android.content.SharedPreferences;
import android.database.Cursor;
import android.os.Bundle;
import android.preference.CheckBoxPreference;
import android.preference.ListPreference;
import android.preference.PreferenceActivity;
import android.preference.PreferenceCategory;
import android.view.View;
import android.view.View.OnClickListener;
import de.shandschuh.sparserss.R;
import de.shandschuh.sparserss.provider.FeedData;

public class WidgetConfigActivity extends PreferenceActivity {
  private int widgetId;
  
  private static final String NAMECOLUMN = new StringBuilder("ifnull(").append(FeedData.FeedColumns.NAME).append(',').append(FeedData.FeedColumns.URL).append(") as title").toString();
  
  public static final String ZERO = "0";
  
  @Override
  protected void onCreate(Bundle bundle) {
    super.onCreate(bundle);
    setResult(RESULT_CANCELED);
    
    Bundle extras = getIntent().getExtras();
    
    if (extras != null) {
      widgetId = extras.getInt(AppWidgetManager.EXTRA_APPWIDGET_ID, AppWidgetManager.INVALID_APPWIDGET_ID);
        }
        if (widgetId == AppWidgetManager.INVALID_APPWIDGET_ID) {
            finish();
        }
        addPreferencesFromResource(R.layout.widgetpreferences);
        setContentView(R.layout.widgetconfig);
        
        final ListPreference entryCountPreference = (ListPreference) findPreference("widget.entrycount");
        
        final PreferenceCategory feedsPreferenceCategory = (PreferenceCategory) findPreference("widget.visiblefeeds");
        
    
    Cursor cursor = this.getContentResolver().query(FeedData.FeedColumns.CONTENT_URI, new String[] {FeedData.FeedColumns._ID, NAMECOLUMN}, null, null, null);
    
    if (cursor.moveToFirst()) {
      int[] ids = new int[cursor.getCount()+1];
      
      CheckBoxPreference checkboxPreference = new CheckBoxPreference(this);
      
      checkboxPreference.setTitle(R.string.all_feeds);
      feedsPreferenceCategory.addPreference(checkboxPreference);
      checkboxPreference.setKey(ZERO);
      checkboxPreference.setDisableDependentsState(true);
      ids[0] = 0;
      for (int n = 1; !cursor.isAfterLast(); cursor.moveToNext(), n++) {
        checkboxPreference = new CheckBoxPreference(this);
        checkboxPreference.setTitle(cursor.getString(1));
        ids[n] = cursor.getInt(0);
        checkboxPreference.setKey(Integer.toString(ids[n]));
        feedsPreferenceCategory.addPreference(checkboxPreference);
        checkboxPreference.setDependency(ZERO);
      }
      cursor.close();      
      
      findViewById(R.id.save_button).setOnClickListener(new OnClickListener() {
        public void onClick(View view) {
          SharedPreferences.Editor preferences = getSharedPreferences(SparseRSSAppWidgetProvider.class.getName(), 0).edit();
          
          boolean hideRead = false;//((CheckBoxPreference) getPreferenceManager().findPreference("widget.hideread")).isChecked();
          
          preferences.putBoolean(widgetId+".hideread", hideRead);
          
          StringBuilder builder = new StringBuilder();
          
          for (int n = 0, i = feedsPreferenceCategory.getPreferenceCount(); n < i; n++) {
            CheckBoxPreference preference = (CheckBoxPreference) feedsPreferenceCategory.getPreference(n);
            
            if (preference.isChecked()) {
              if (n == 0) {
                break;
              } else {
                if (builder.length() > 0) {
                  builder.append(',');
                }
                builder.append(preference.getKey());
              }
            }
          }
          
          String feedIds = builder.toString();
          
          String entryCount = entryCountPreference.getValue();
          
          preferences.putString(widgetId+".feeds", feedIds);
          preferences.putString(widgetId+".entrycount", entryCount);
          
          int color = getPreferenceManager().getSharedPreferences().getInt("widget.background", SparseRSSAppWidgetProvider.STANDARD_BACKGROUND);

          preferences.putInt(widgetId+".background", color);
          preferences.commit();
          
          SparseRSSAppWidgetProvider.updateAppWidget(WidgetConfigActivity.this, widgetId, hideRead, entryCount, feedIds, color);
          setResult(RESULT_OK, new Intent().putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, widgetId));
          finish();
        }
      });
    } else {
      // no feeds found --> use all feeds, no dialog needed
      cursor.close();
      setResult(RESULT_OK, new Intent().putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, widgetId));
    }
  }
  
  
}

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