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package cgeo.geocaching.settings;
import cgeo.geocaching.CgeoApplication;
import cgeo.geocaching.R;
import cgeo.geocaching.connector.ConnectorFactory;
import cgeo.geocaching.connector.IConnector;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.res.TypedArray;
import android.preference.Preference;
import android.text.TextUtils;
import android.util.AttributeSet;
import android.view.View;
import android.view.ViewGroup;
import android.webkit.WebView;
/**
* Preference for displaying the supported capabilities of an {@link IConnector} implementation.
*/
public class CapabilitiesPreference extends AbstractAttributeBasedPrefence {
private String connectorCode;
public CapabilitiesPreference(final Context context) {
super(context);
}
public CapabilitiesPreference(final Context context, final AttributeSet attrs) {
super(context, attrs);
}
public CapabilitiesPreference(final Context context, final AttributeSet attrs, final int defStyle) {
super(context, attrs, defStyle);
}
@Override
public View getView(final View convertView, final ViewGroup parent) {
setOnPreferenceClickListener(new ClickListener());
return super.getView(convertView, parent);
}
private final class ClickListener implements OnPreferenceClickListener {
@Override
public boolean onPreferenceClick(final Preference preference) {
final WebView htmlView = new WebView(preference.getContext());
htmlView.loadDataWithBaseURL(null, createCapabilitiesMessage(), "text/html", "utf-8", null);
final AlertDialog.Builder builder = new AlertDialog.Builder(preference.getContext());
builder.setView(htmlView)
.setIcon(android.R.drawable.ic_dialog_info)
.setTitle(R.string.settings_features)
.setPositiveButton(R.string.err_none, new DialogInterface.OnClickListener() {
@Override
public void onClick(final DialogInterface dialog, final int id) {
dialog.cancel();
}
});
builder.create().show();
return false;
}
}
public String createCapabilitiesMessage() {
// TODO: this needs a better key for the connectors
final IConnector connector = ConnectorFactory.getConnector(connectorCode + "1234");
final StringBuilder builder = new StringBuilder("<p>"
+ TextUtils.htmlEncode(CgeoApplication.getInstance().getString(R.string.feature_description)) + "</p><ul>");
for (final String capability : connector.getCapabilities()) {
builder.append("<li>").append(TextUtils.htmlEncode(capability)).append("</li>");
}
builder.append("</ul>");
return builder.toString();
}
@Override
protected void processAttributeValues(final TypedArray values) {
connectorCode = values.getString(0);
}
@Override
protected int[] getAttributeNames() {
return new int[] { R.attr.connector };
}
}
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