Android Open Source - Music-Share-Android Change Color 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  ww .  j a  va2  s  . c  o m
import java.util.Locale;

import com.paperairplane.music.share.Consts;
import com.paperairplane.music.share.R;
import com.paperairplane.music.share.utils.MyLogger;

import android.app.AlertDialog;
import android.app.Dialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.view.View;
import android.widget.SeekBar;
import android.widget.TextView;
import android.widget.SeekBar.OnSeekBarChangeListener;

public class ChangeColorDialogFragment extends AbsDialogFragment{
  
  private OnColorChangedListener listener;
  private SharedPreferences mPreferencesTheme ;
  @Override
  public Dialog onCreateDialog(Bundle savedInstanceState){
    mPreferencesTheme = getActivity().getApplicationContext().getSharedPreferences(
        Consts.Preferences.GENERAL, Context.MODE_PRIVATE);
    View changeColor = View.inflate(getActivity(), R.layout.color_chooser,
        null);
    final SeekBar seekColor[] = new SeekBar[3];
    final TextView textColor[] = new TextView[3];
    final TextView textColorCode = (TextView) changeColor
        .findViewById(R.id.text_color);
    final TextView textShowColor = (TextView) changeColor
        .findViewById(R.id.text_show_color);
    seekColor[Consts.Color.RED] = (SeekBar) changeColor
        .findViewById(R.id.seek_red);
    seekColor[Consts.Color.GREEN] = (SeekBar) changeColor
        .findViewById(R.id.seek_green);
    seekColor[Consts.Color.BLUE] = (SeekBar) changeColor
        .findViewById(R.id.seek_blue);
    textColor[Consts.Color.RED] = (TextView) changeColor
        .findViewById(R.id.text_red);
    textColor[Consts.Color.GREEN] = (TextView) changeColor
        .findViewById(R.id.text_green);
    textColor[Consts.Color.BLUE] = (TextView) changeColor
        .findViewById(R.id.text_blue);
    // ????,??????????
    // ?????????

    OnSeekBarChangeListener seekListener = new OnSeekBarChangeListener() {

      @Override
      public void onStopTrackingTouch(SeekBar seekBar) {
      }

      @Override
      public void onStartTrackingTouch(SeekBar seekBar) {
      }

      @Override
      public void onProgressChanged(SeekBar seekBar, int progress,
          boolean fromUser) {
        switch (seekBar.getId()) {
        case R.id.seek_red:
          textColor[Consts.Color.RED]
              .setText(getString(R.string.red) + ":"
                  + progress);
          break;
        case R.id.seek_green:
          textColor[Consts.Color.GREEN]
              .setText(getString(R.string.green) + ":"
                  + progress);
          break;
        case R.id.seek_blue:
          textColor[Consts.Color.BLUE]
              .setText(getString(R.string.blue) + ":"
                  + progress);
          break;
        }
        changeColor();

      }

      private void changeColor() {
        String color[] = new String[4];
        color[Consts.Color.RED] = Integer
            .toHexString(seekColor[Consts.Color.RED]
                .getProgress());
        color[Consts.Color.GREEN] = Integer
            .toHexString(seekColor[Consts.Color.GREEN]
                .getProgress());
        color[Consts.Color.BLUE] = Integer
            .toHexString(seekColor[Consts.Color.BLUE]
                .getProgress());
        color[Consts.Color.OPACITY] = "FF";
        for (int i = 0; i < 4; i++) {
          if (color[i].length() == 1)
            color[i] = "0" + color[i];
        }
        String hexColor = ("#" + color[Consts.Color.OPACITY]
            + color[Consts.Color.RED]
            + color[Consts.Color.GREEN] + color[Consts.Color.BLUE])
            .toUpperCase(Locale.getDefault());
        // MyLogger.d(Consts.DEBUG_TAG, "Color: "+hexColor);
        textColorCode.setText(hexColor);
        textShowColor.setBackgroundColor(android.graphics.Color
            .parseColor(hexColor));
      }
    };
    for (int i = 0; i < 3; i++) {
      seekColor[i].setOnSeekBarChangeListener(seekListener);
    }
    String nowColor;
    if (mPreferencesTheme.contains(Consts.Preferences.TEXT_COLOR)) {
      nowColor = mPreferencesTheme.getString(
          Consts.Preferences.TEXT_COLOR, "");
    } else {
      nowColor = Consts.ORIGIN_COLOR;
    }
    int colorInt[] = new int[3];
    colorInt[Consts.Color.RED] = Integer.valueOf(
        nowColor.substring(3, 5), 16);
    colorInt[Consts.Color.GREEN] = Integer.valueOf(
        nowColor.substring(5, 7), 16);
    colorInt[Consts.Color.BLUE] = Integer.valueOf(
        nowColor.substring(7, 9), 16);
    MyLogger.i(Consts.DEBUG_TAG, "Integers are: " + colorInt[0] + " "
        + colorInt[1] + " " + colorInt[2]);
    for (int i = 0; i < 3; i++) {
      seekColor[i].setProgress(colorInt[i]);
    }

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

      @Override
      public void onClick(DialogInterface dialog, int whichButton) {
        switch (whichButton) {
        case DialogInterface.BUTTON_POSITIVE:
        
          String color = textColorCode.getText().toString();
          if (color.contains("#")) {
            mPreferencesTheme
                .edit()
                .putString(Consts.Preferences.TEXT_COLOR,
                    color).commit();
            listener.onColorChanged();
            MyLogger.d(Consts.DEBUG_TAG, "?????:" + color);
          }
          break;
        case DialogInterface.BUTTON_NEGATIVE:
          getDialog().cancel();
          break;
        case DialogInterface.BUTTON_NEUTRAL:
          if (mPreferencesTheme
              .contains(Consts.Preferences.TEXT_COLOR))
            mPreferencesTheme.edit()
                .remove(Consts.Preferences.TEXT_COLOR)
                .commit();
          listener.onColorChanged();
          break;
        }
      }
    };
    AlertDialog.Builder builder = new AlertDialog.Builder(getActivity())
        .setView(changeColor)
        .setIcon(android.R.drawable.ic_dialog_info)
        .setTitle(R.string.change_text_color)
        .setPositiveButton(android.R.string.ok, listenerColor)
        .setNegativeButton(android.R.string.cancel, listenerColor)
        .setNeutralButton(R.string.reset, listenerColor);
    return builder.create();
  }
  public void setOnColorChangedListener(OnColorChangedListener listener){
    this.listener = listener;
  }
  public interface OnColorChangedListener{
    public void onColorChanged();
  }
}
Java Source Code List
