Android Open Source - Music-Share-Android Background Chooser Dialog Fragment

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License

The source code is released under:
GNU General Public License
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Java Source Code

package com.paperairplane.music.share.dialogs;
//from  w w w .  j  a  v  a2s .  co m

import com.paperairplane.music.share.Consts;
import com.paperairplane.music.share.R;
import android.app.AlertDialog;
import android.app.Dialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.SharedPreferences;
import android.graphics.Bitmap;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.view.View;
import android.widget.ImageView;

public class BackgroundChooserDialogFragment extends AbsDialogFragment {
  private SharedPreferences mPreferencesTheme;
  private OnBackgroundChangedListener listener;
  @Override
  public Dialog onCreateDialog(Bundle savedInstanceState) {
    mPreferencesTheme = getActivity().getApplicationContext().getSharedPreferences(
        Consts.Preferences.GENERAL, Context.MODE_PRIVATE);
    final String backgroundPath = getArguments()
        .getString("backgroundPath");
    View v = View.inflate(getActivity(), R.layout.background_chooser, null);
    final ImageView iv_background = (ImageView) v
        .findViewById(R.id.imageView_background);

    if (backgroundPath != null) {
      Drawable background = Drawable.createFromPath(backgroundPath);
      BitmapDrawable bd = (BitmapDrawable) background;
      Bitmap bm = bd.getBitmap();
      iv_background.setImageBitmap(bm);
    }

    DialogInterface.OnClickListener listenerBackground = new DialogInterface.OnClickListener() {

      @Override
      public void onClick(DialogInterface dialog, int whichButton) {
        switch (whichButton) {
        case DialogInterface.BUTTON_POSITIVE:
          if (backgroundPath != null) {
            mPreferencesTheme
                .edit()
                .putString(Consts.Preferences.BG_PATH,
                    backgroundPath).commit();
          }
          listener.onBackgroundChanged(backgroundPath);
          // TODO ???
          /*
           * DialogInterface.OnClickListener listenerNotice = new
           * DialogInterface.OnClickListener() {
           * 
           * @Override public void onClick(DialogInterface dialog, int
           * whichButton) { if (whichButton ==
           * DialogInterface.BUTTON_POSITIVE) showCustomDialog(null,
           * Consts.Dialogs.CHANGE_COLOR); } }; new
           * AlertDialog.Builder(getActivity())
           * .setIcon(android.R.drawable.ic_dialog_info)
           * .setTitle(android.R.string.dialog_alert_title)
           * .setMessage(R.string.if_change_text_color)
           * .setPositiveButton(android.R.string.yes, listenerNotice)
           * .setNegativeButton(android.R.string.no,
           * listenerNotice).show();
           */
          break;
        case DialogInterface.BUTTON_NEGATIVE:
          Intent i = new Intent(
              Intent.ACTION_PICK,
              android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI);
          startActivityForResult(i,
              Consts.PICK_BACKGROUND_REQUEST_CODE);
          break;
        case DialogInterface.BUTTON_NEUTRAL:
          iv_background
              .setImageResource(R.drawable.background_holo_dark);
          mPreferencesTheme.edit().remove(Consts.Preferences.BG_PATH)
              .commit();
          listener.onBackgroundChanged(null);
          break;
        }

      }
    };
    Dialog dialogBackgroundChooser = new AlertDialog.Builder(getActivity())
        .setView(v).setIcon(android.R.drawable.ic_dialog_info)
        .setTitle(R.string.menu_change_background)
        .setPositiveButton(android.R.string.ok, listenerBackground)
        .setNegativeButton(R.string.choose_picture, listenerBackground)
        .setNeutralButton(R.string.choose_default, listenerBackground)
        .create();
    return dialogBackgroundChooser;
  }
  public void setOnBackgroundChangedListener(OnBackgroundChangedListener onBackGroundChangedListener){
    this.listener = onBackGroundChangedListener;
  }
  public interface OnBackgroundChangedListener{
    public void onBackgroundChanged(String path);
  }
}
Java Source Code List
