Android Open Source - MovingPolygons About Preference

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License

The source code is released under:

GNU General Public License

Java Source Code

// Moving Polygons Live Wallpaper
// Copyright (C) 2013 LogicallyCreative.org
////  ww  w. j a va  2  s .  c om
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package org.logicallycreative.mplw.widgets;

import org.logicallycreative.mplw.R;

import android.content.Context;
import android.text.SpannableString;
import android.text.method.LinkMovementMethod;
import android.text.style.RelativeSizeSpan;
import android.text.style.URLSpan;
import android.util.AttributeSet;
import android.widget.TextView;
import android.widget.TextView.BufferType;

public class AboutPreference extends ScrollableTextPreference {
  public AboutPreference(Context context, AttributeSet attrSet) {
    super(context, attrSet);
  }

  @Override
  protected void setDialogText(TextView textView) {
    final String spanTextFormat = "%s\n%s\n\n%s\n\n%s %s";
    Context context = super.getContext();

    String appName = context.getString(R.string.app_name);
    int appNameLength = appName.length();
    int appNameStart = 0;
    int appNameStop = appNameStart + appNameLength;

    String copyright = context.getString(R.string.copyright_line);
    int copyrightLength = copyright.length();
    int copyrightStart = appNameStop + 1;
    int copyrightStop = copyrightStart + copyrightLength;

    String licenseText = context.getString(R.string.brief_legal_text);
    int licenseTextLength = licenseText.length();
    int licenseTextStart = copyrightStop + 2;
    int licenseTextStop = licenseTextStart + licenseTextLength;

    String licenseLinkLabel = context.getString(R.string.license_link_label);
    int licenseLinkLabelLength = licenseLinkLabel.length();
    int licenseLinkLabelStart = licenseTextStop + 2;
    int licenseLinkLabelStop = licenseLinkLabelStart + licenseLinkLabelLength;

    String licenseLink = context.getString(R.string.license_link);
    int licenseLinkLength = licenseLink.length();
    int licenseLinkStart = licenseLinkLabelStop + 1;
    int licenseLinkStop = licenseLinkStart + licenseLinkLength;

    String spanText = String.format(spanTextFormat, appName, copyright, licenseText, licenseLinkLabel, licenseLink);

    SpannableString spannableText = new SpannableString(spanText);
    spannableText.setSpan(new RelativeSizeSpan(1.25f), appNameStart, appNameStop, 0);
    spannableText.setSpan(new RelativeSizeSpan(1.25f), copyrightStart, copyrightStop, 0);
    spannableText.setSpan(new RelativeSizeSpan(1f), licenseTextStart, licenseTextStop, 0);
    spannableText.setSpan(new RelativeSizeSpan(1f), licenseLinkLabelStart, licenseLinkLabelStop, 0);
    spannableText.setSpan(new URLSpan(licenseLink), licenseLinkStart, licenseLinkStop, 0);

    textView.setMovementMethod(LinkMovementMethod.getInstance());
    textView.setText(spannableText, BufferType.SPANNABLE);
  }
}

Java Source Code List

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