Show whether identities are anonymous, unknown, or verified.

Dev task #52. Known but unverified identities are also supported, but
currently unused. These will be used in future for contacts who've been
introduced but not verified face to face.

briar-android/src/org/briarproject/android/util/AuthorView.java

@@ -0,0 +1,51 @@
+package org.briarproject.android.util;
+
+import org.briarproject.R;
+import org.briarproject.api.Author;
+
+import android.content.Context;
+import android.widget.ImageView;
+import android.widget.LinearLayout;
+import android.widget.TextView;
+
+public class AuthorView extends LinearLayout {
+
+	public AuthorView(Context ctx) {
+		super(ctx);
+	}
+
+	public void init(String name, Author.Status status) {
+		Context ctx = getContext();
+		int pad = LayoutUtils.getPadding(ctx);
+		setOrientation(VERTICAL);
+		TextView nameView = new TextView(ctx);
+		// Give me all the unused width
+		nameView.setTextSize(18);
+		nameView.setMaxLines(1);
+		nameView.setPadding(pad, pad, pad, pad);
+		if(name == null) nameView.setText(R.string.anonymous);
+		else nameView.setText(name);
+		addView(nameView);
+		LinearLayout statusLayout = new LinearLayout(ctx);
+		statusLayout.setOrientation(HORIZONTAL);
+		ImageView statusView = new ImageView(ctx);
+		statusView.setPadding(pad, 0, pad, pad);
+		switch(status) {
+		case ANONYMOUS:
+			statusView.setImageResource(R.drawable.identity_anonymous);
+			break;
+		case UNKNOWN:
+			statusView.setImageResource(R.drawable.identity_unknown);
+			break;
+		case UNVERIFIED:
+			statusView.setImageResource(R.drawable.identity_unverified);
+			break;
+		case VERIFIED:
+			statusView.setImageResource(R.drawable.identity_verified);
+			break;
+		}
+		statusLayout.addView(statusView);
+		statusLayout.addView(new ElasticHorizontalSpace(ctx));
+		addView(statusLayout);
+	}
+}