From http://www.jwz.org/xscreensaver/xscreensaver-5.38.tar.gz

[xscreensaver] / android / project / xscreensaver / src / org / jwz / xscreensaver / SliderPreference.java

diff --git a/android/project/xscreensaver/src/org/jwz/xscreensaver/SliderPreference.java b/android/project/xscreensaver/src/org/jwz/xscreensaver/SliderPreference.java
deleted file mode 100644 (file)
index c1a1a1d..0000000
--- a/android/project/xscreensaver/src/org/jwz/xscreensaver/SliderPreference.java
+++ /dev/null
@@ -1,160 +0,0 @@
-/* -*- Mode: java; indent-tabs-mode: nil; c-basic-offset: 2 -*-
- * xscreensaver, Copyright (c) 2016 Jamie Zawinski <jwz@jwz.org>
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation.  No representations are made about the suitability of this
- * software for any purpose.  It is provided "as is" without express or 
- * implied warranty.
- *
- * A numeric preference as a slider, inline in the preferences list.
- * XML options include:
- *
- *  low, high (floats) -- smallest and largest allowed values.
- *  If low > high, the value increases as the slider's thumb moves left.
- *
- *  lowLabel, highLabel (strings) -- labels shown at the left and right
- *  ends of the slider.
- *
- *  integral (boolean) -- whether to use whole numbers instead of floats;
- */
-
-package org.jwz.xscreensaver;
-
-import android.content.Context;
-import android.content.res.TypedArray;
-import android.content.res.Resources;
-import android.preference.Preference;
-import android.util.AttributeSet;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.SeekBar;
-import android.widget.TextView;
-import android.util.Log;
-
-public class SliderPreference extends Preference {
-
-  protected float low, high;
-  protected String low_label, high_label;
-  protected boolean integral;
-  protected float mValue;
-  protected int seekbar_ticks;
-
-  public SliderPreference(Context context, AttributeSet attrs) {
-    this (context, attrs, 0);
-  }
-
-  public SliderPreference (Context context, AttributeSet attrs, int defStyle) {
-    super (context, attrs, defStyle);
-
-    Resources res = context.getResources();
-
-    // Parse these from the "<SliderPreference>" tag
-    low        = Float.parseFloat (attrs.getAttributeValue (null, "low"));
-    high       = Float.parseFloat (attrs.getAttributeValue (null, "high"));
-    integral   = attrs.getAttributeBooleanValue (null, "integral", false);
-    low_label  = res.getString(
-                   attrs.getAttributeResourceValue (null, "lowLabel", 0));
-    high_label = res.getString(
-                   attrs.getAttributeResourceValue (null, "highLabel", 0));
-
-    seekbar_ticks = (integral
-                     ? (int) Math.floor (Math.abs (high - low))
-                     : 100000);
-
-    setWidgetLayoutResource (R.layout.slider_preference);
-  }
-
-
-  @Override
-  protected void onSetInitialValue (boolean restore, Object def) {
-    if (restore) {
-      mValue = getPersistedFloat (low);
-    } else {
-      mValue = (Float) def;
-      persistFloat (mValue);
-    }
-    //Log.d("xscreensaver", String.format("SLIDER INIT %s: %f",
-    //      low_label, mValue));
-  }
-
-  @Override
-  protected Object onGetDefaultValue(TypedArray a, int index) {
-    return a.getFloat (index, low);
-  }
-
-
-  public float getValue() {
-    return mValue;
-  }
-
-  public void setValue (float value) {
-
-    if (low < high) {
-      value = Math.max (low, Math.min (high, value));
-    } else {
-      value = Math.max (high, Math.min (low, value));
-    }
-
-    if (integral)
-      value = Math.round (value);
-
-    if (value != mValue) {
-      //Log.d("xscreensaver", String.format("SLIDER %s: %f", low_label, value));
-      persistFloat (value);
-      mValue = value;
-      notifyChanged();
-    }
-  }
-
-
-  @Override
-  protected View onCreateView (ViewGroup parent) {
-    View view = super.onCreateView(parent);
-
-    TextView low_view = (TextView)
-      view.findViewById (R.id.slider_preference_low);
-    low_view.setText (low_label);
-
-    TextView high_view = (TextView)
-      view.findViewById (R.id.slider_preference_high);
-    high_view.setText (high_label);
-
-    SeekBar seekbar = (SeekBar)
-      view.findViewById (R.id.slider_preference_seekbar);
-    seekbar.setMax (seekbar_ticks);
-
-    float ratio = (mValue - low) / (high - low);
-    int seek_value = (int) (ratio * (float) seekbar_ticks);
-
-    seekbar.setProgress (seek_value);
-
-    final SliderPreference slider = this;
-
-    seekbar.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
-
-        @Override
-        public void onStopTrackingTouch(SeekBar seekBar) {
-        }
-
-        @Override
-        public void onStartTrackingTouch(SeekBar seekBar) {
-        }
-
-        @Override
-        public void onProgressChanged (SeekBar seekBar, int progress,
-                                       boolean fromUser) {
-          if (fromUser) {
-            float ratio = (float) progress / (float) seekbar_ticks;
-            float value = low + (ratio * (high - low));
-            slider.setValue (value);
-            callChangeListener (progress);
-          }
-        }
-      });
-
-    return view;
-  }
-}