package cgeo.geocaching.settings;
import butterknife.ButterKnife;
import cgeo.geocaching.R;
import android.content.Context;
import android.content.res.TypedArray;
import android.util.AttributeSet;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
/**
* Preference to simply show a text message. Links are not shown.
* <p>
* Usage: The displayed text is taken from the "android:text" attribute of the preference definition. Example:
*
* <pre>
* <cgeo.geocaching.settings.TextPreference
* android:text="@string/legal_note"
* android:layout="@string/text_preference_default_layout"
* />
* </pre>
*
* </p>
*/
public class TextPreference extends AbstractAttributeBasedPreference {
private String text;
private TextView summaryView;
private CharSequence summaryText;
public TextPreference(final Context context) {
super(context);
}
public TextPreference(final Context context, final AttributeSet attrs) {
super(context, attrs);
}
public TextPreference(final Context context, final AttributeSet attrs, final int defStyle) {
super(context, attrs, defStyle);
}
@Override
protected int[] getAttributeNames() {
return new int[] { android.R.attr.text };
}
@Override
protected void processAttributeValues(final TypedArray values) {
this.text = values.getString(0);
}
@Override
protected View onCreateView(final ViewGroup parent) {
this.setSelectable(false);
final View v = super.onCreateView(parent);
final TextView text = ButterKnife.findById(v, R.id.textPreferenceText);
text.setText(this.text);
summaryView = ButterKnife.findById(v, R.id.textPreferenceSummary);
setSummary(null); // show saved summary text
return v;
}
@Override
public void setSummary(final CharSequence summaryText) {
// the layout hasn't been inflated yet, save the summaryText for later use
if (summaryView == null) {
this.summaryText = summaryText;
return;
}
// if summaryText is null, take it from the previously saved summary
if (summaryText != null) {
summaryView.setText(summaryText);
} else if (this.summaryText != null) {
summaryView.setText(this.summaryText);
} else {
return;
}
this.summaryView.setVisibility(View.VISIBLE);
}
}