diff options
Diffstat (limited to 'srcs/juloo.common/SlideBarPreference.java')
| -rw-r--r-- | srcs/juloo.common/SlideBarPreference.java | 222 |
1 files changed, 111 insertions, 111 deletions
diff --git a/srcs/juloo.common/SlideBarPreference.java b/srcs/juloo.common/SlideBarPreference.java index 650f28b..99759de 100644 --- a/srcs/juloo.common/SlideBarPreference.java +++ b/srcs/juloo.common/SlideBarPreference.java @@ -11,117 +11,117 @@ import android.widget.TextView; import android.widget.SeekBar; /* -** SideBarPreference -** - -** Open a dialog showing a seekbar -** - -** xml attrs: -** android:defaultValue Default value (float) -** min min value (float) -** max max value (float) -** - -** Summary field allow to show the current value using %f or %s flag -*/ + ** SideBarPreference + ** - + ** Open a dialog showing a seekbar + ** - + ** xml attrs: + ** android:defaultValue Default value (float) + ** min min value (float) + ** max max value (float) + ** - + ** Summary field allow to show the current value using %f or %s flag + */ public class SlideBarPreference extends DialogPreference - implements SeekBar.OnSeekBarChangeListener + implements SeekBar.OnSeekBarChangeListener { - private static final int STEPS = 100; - - private LinearLayout _layout; - private TextView _textView; - private SeekBar _seekBar; - - private float _min; - private float _max; - private float _value; - - private String _initialSummary; - - public SlideBarPreference(Context context, AttributeSet attrs) - { - super(context, attrs); - _initialSummary = getSummary().toString(); - _textView = new TextView(context); - _textView.setPadding(48, 40, 48, 40); - _seekBar = new SeekBar(context); - _seekBar.setOnSeekBarChangeListener(this); - _seekBar.setMax(STEPS); - _min = float_of_string(attrs.getAttributeValue(null, "min")); - _value = _min; - _max = Math.max(1f, float_of_string(attrs.getAttributeValue(null, "max"))); - _layout = new LinearLayout(getContext()); - _layout.setOrientation(LinearLayout.VERTICAL); - _layout.addView(_textView); - _layout.addView(_seekBar); - } - - @Override - public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) - { - _value = Math.round(progress * (_max - _min)) / (float)STEPS + _min; - updateText(); - } - - @Override - public void onStartTrackingTouch(SeekBar seekBar) - { - } - - @Override - public void onStopTrackingTouch(SeekBar seekBar) - { - } - - @Override - protected void onSetInitialValue(boolean restorePersistedValue, Object defaultValue) - { - if (restorePersistedValue) - { - _value = getPersistedFloat(_min); - } - else - { - _value = (Float)defaultValue; - persistFloat(_value); - } - _seekBar.setProgress((int)((_value - _min) * STEPS / (_max - _min))); - updateText(); - } - - @Override - protected Object onGetDefaultValue(TypedArray a, int index) - { - return (a.getFloat(index, _min)); - } - - @Override - protected void onDialogClosed(boolean positiveResult) - { - if (positiveResult) - persistFloat(_value); - } - - protected View onCreateDialogView() - { - ViewGroup parent = (ViewGroup)_layout.getParent(); - - if (parent != null) - parent.removeView(_layout); - return (_layout); - } - - private void updateText() - { - String f = String.format(_initialSummary, _value); - - _textView.setText(f); - setSummary(f); - } - - private static float float_of_string(String str) - { - if (str == null) - return (0f); - return (Float.parseFloat(str)); - } + private static final int STEPS = 100; + + private LinearLayout _layout; + private TextView _textView; + private SeekBar _seekBar; + + private float _min; + private float _max; + private float _value; + + private String _initialSummary; + + public SlideBarPreference(Context context, AttributeSet attrs) + { + super(context, attrs); + _initialSummary = getSummary().toString(); + _textView = new TextView(context); + _textView.setPadding(48, 40, 48, 40); + _seekBar = new SeekBar(context); + _seekBar.setOnSeekBarChangeListener(this); + _seekBar.setMax(STEPS); + _min = float_of_string(attrs.getAttributeValue(null, "min")); + _value = _min; + _max = Math.max(1f, float_of_string(attrs.getAttributeValue(null, "max"))); + _layout = new LinearLayout(getContext()); + _layout.setOrientation(LinearLayout.VERTICAL); + _layout.addView(_textView); + _layout.addView(_seekBar); + } + + @Override + public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) + { + _value = Math.round(progress * (_max - _min)) / (float)STEPS + _min; + updateText(); + } + + @Override + public void onStartTrackingTouch(SeekBar seekBar) + { + } + + @Override + public void onStopTrackingTouch(SeekBar seekBar) + { + } + + @Override + protected void onSetInitialValue(boolean restorePersistedValue, Object defaultValue) + { + if (restorePersistedValue) + { + _value = getPersistedFloat(_min); + } + else + { + _value = (Float)defaultValue; + persistFloat(_value); + } + _seekBar.setProgress((int)((_value - _min) * STEPS / (_max - _min))); + updateText(); + } + + @Override + protected Object onGetDefaultValue(TypedArray a, int index) + { + return (a.getFloat(index, _min)); + } + + @Override + protected void onDialogClosed(boolean positiveResult) + { + if (positiveResult) + persistFloat(_value); + } + + protected View onCreateDialogView() + { + ViewGroup parent = (ViewGroup)_layout.getParent(); + + if (parent != null) + parent.removeView(_layout); + return (_layout); + } + + private void updateText() + { + String f = String.format(_initialSummary, _value); + + _textView.setText(f); + setSummary(f); + } + + private static float float_of_string(String str) + { + if (str == null) + return (0f); + return (Float.parseFloat(str)); + } } |