1 files changed, 91 insertions, 0 deletions
diff --git a/main/src/cgeo/geocaching/settings/CapabilitiesPreference.java b/main/src/cgeo/geocaching/settings/CapabilitiesPreference.java
new file mode 100644
index 0000000..d2e19b7
--- /dev/null
+++ b/main/src/cgeo/geocaching/settings/CapabilitiesPreference.java
@@ -0,0 +1,91 @@
+package cgeo.geocaching.settings;
+
+import cgeo.geocaching.CgeoApplication;
+import cgeo.geocaching.R;
+import cgeo.geocaching.connector.ConnectorFactory;
+import cgeo.geocaching.connector.IConnector;
+
+import org.apache.commons.lang3.StringUtils;
+
+import android.app.AlertDialog;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.content.res.TypedArray;
+import android.preference.Preference;
+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(Context context) {
+        super(context);
+    }
+
+    public CapabilitiesPreference(Context context, AttributeSet attrs) {
+        super(context, attrs);
+    }
+
+    public CapabilitiesPreference(Context context, AttributeSet attrs, int defStyle) {
+        super(context, attrs, defStyle);
+    }
+
+    @Override
+    public View getView(View convertView, ViewGroup parent) {
+        setOnPreferenceClickListener(new ClickListener());
+        return super.getView(convertView, parent);
+    }
+
+    private final class ClickListener implements OnPreferenceClickListener {
+        @Override
+        public boolean onPreferenceClick(final Preference preference) {
+            WebView htmlView = new WebView(preference.getContext());
+            htmlView.loadData(createCapabilitiesMessage(), "text/html", null);
+            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(DialogInterface dialog, int id) {
+                            dialog.cancel();
+                        }
+                    });
+            builder.create().show();
+            return false;
+        }
+    }
+
+    public String createCapabilitiesMessage() {
+        // TODO: this needs a better key for the connectors
+        IConnector connector = ConnectorFactory.getConnector(connectorCode + "1234");
+        if (connector == null) {
+            return StringUtils.EMPTY;
+        }
+        StringBuilder builder = new StringBuilder("<p>"
+                + CgeoApplication.getInstance().getString(R.string.feature_description) + "<ul>");
+
+        for (String capability : connector.getCapabilities()) {
+            builder.append("<li>").append(capability).append("</li>");
+        }
+
+        builder.append("</ul></p>");
+        return builder.toString();
+    }
+
+    @Override
+    protected void processAttributeValues(TypedArray values) {
+        connectorCode = values.getString(0);
+    }
+
+    @Override
+    protected int[] getAttributeNames() {
+        return new int[] { R.attr.connector };
+    }
+}