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package cgeo.geocaching.settings;
import cgeo.geocaching.R;
import android.content.Context;
import android.content.res.TypedArray;
import android.preference.Preference;
import android.util.AttributeSet;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
/**
* Preference to simply show a text message.
* <p>
* Links are not shown - I tried everything (koem)
* <p>
* example: <cgeo.geocaching.settings.TextPreference android:text="@string/legal_note"
* android:layout="@string/text_preference_default_layout" />
*/
public class TextPreference extends Preference {
private String text;
private TextView summaryView;
private CharSequence summaryText;
public TextPreference(Context context) {
super(context);
}
public TextPreference(Context context, AttributeSet attrs) {
super(context, attrs);
processAttributes(context, attrs, 0);
}
public TextPreference(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
processAttributes(context, attrs, defStyle);
}
private void processAttributes(Context context, AttributeSet attrs, int defStyle) {
if (attrs == null) {
return;
}
TypedArray types = context.obtainStyledAttributes(attrs, new int[] {
android.R.attr.text }, defStyle, 0);
this.text = types.getString(0);
types.recycle();
}
@Override
protected View onCreateView(ViewGroup parent) {
this.setSelectable(false);
View v = super.onCreateView(parent);
TextView text = (TextView) v.findViewById(R.id.textPreferenceText);
text.setText(this.text);
summaryView = (TextView) v.findViewById(R.id.textPreferenceSummary);
setSummary(null); // show saved summary text
return v;
}
@Override
public void setSummary(CharSequence summaryText) {
// the layout hasn't been inflated yet, save the summaryText for later use
if (this.summaryView == null) {
this.summaryText = summaryText;
return;
}
// if summaryText is null, take it from the previous saved summary
if (summaryText == null) {
if (this.summaryText == null) {
return;
}
this.summaryView.setText(this.summaryText);
} else {
this.summaryView.setText(summaryText);
}
this.summaryView.setVisibility(View.VISIBLE);
}
}
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