introduced boolean form field wrapper

src/main/java/eu/siacs/conversations/ui/forms/FormBooleanFieldWrapper.java

@@ -0,0 +1,43 @@
+package eu.siacs.conversations.ui.forms;
+
+import android.content.Context;
+import android.widget.CheckBox;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import eu.siacs.conversations.R;
+import eu.siacs.conversations.xmpp.forms.Field;
+
+public class FormBooleanFieldWrapper extends FormFieldWrapper {
+
+	protected CheckBox checkBox;
+
+	protected FormBooleanFieldWrapper(Context context, Field field) {
+		super(context, field);
+		checkBox = (CheckBox) view.findViewById(R.id.field);
+	}
+
+	@Override
+	protected void setLabel(String label, boolean required) {
+		CheckBox checkBox = (CheckBox) view.findViewById(R.id.field);
+		checkBox.setText(createSpannableLabelString(label, required));
+	}
+
+	@Override
+	public List<String> getValues() {
+		List<String> values = new ArrayList<>();
+		values.add(Boolean.toString(checkBox.isChecked()));
+		return values;
+	}
+
+	@Override
+	public boolean validates() {
+		return checkBox.isChecked() || !field.isRequired();
+	}
+
+	@Override
+	protected int getLayoutResource() {
+		return R.layout.form_boolean;
+	}
+}

src/main/java/eu/siacs/conversations/ui/forms/FormFieldFactory.java

@@ -17,6 +17,7 @@ public class FormFieldFactory {
 		typeTable.put("text-multi", FormTextFieldWrapper.class);
 		typeTable.put("text-private", FormTextFieldWrapper.class);
 		typeTable.put("jid-single", FormJidSingleFieldWrapper.class);
+		typeTable.put("boolean", FormBooleanFieldWrapper.class);
 	}
 
 	public static FormFieldWrapper createFromField(Context context, Field field) {

src/main/java/eu/siacs/conversations/ui/forms/FormFieldWrapper.java

@@ -1,11 +1,15 @@
 package eu.siacs.conversations.ui.forms;
 
 import android.content.Context;
+import android.text.SpannableString;
+import android.text.style.ForegroundColorSpan;
+import android.text.style.StyleSpan;
 import android.view.LayoutInflater;
 import android.view.View;
 
 import java.util.List;
 
+import eu.siacs.conversations.R;
 import eu.siacs.conversations.xmpp.forms.Field;
 
 public abstract class FormFieldWrapper {
@@ -26,11 +30,11 @@ public abstract class FormFieldWrapper {
 		setLabel(label, field.isRequired());
 	}
 
-	public void submit() {
+	public final void submit() {
 		this.field.setValues(getValues());
 	}
 
-	public View getView() {
+	public final View getView() {
 		return view;
 	}
 
@@ -42,6 +46,17 @@ public abstract class FormFieldWrapper {
 
 	abstract protected int getLayoutResource();
 
+	protected SpannableString createSpannableLabelString(String label, boolean required) {
+		SpannableString spannableString = new SpannableString(label + (required ? " *" : ""));
+		if (required) {
+			int start = label.length();
+			int end = label.length() + 2;
+			spannableString.setSpan(new StyleSpan(android.graphics.Typeface.BOLD), start, end, 0);
+			spannableString.setSpan(new ForegroundColorSpan(context.getResources().getColor(R.color.accent)), start, end, 0);
+		}
+		return spannableString;
+	}
+
 	protected static <F extends FormFieldWrapper> FormFieldWrapper createFromField(Class<F> c, Context context, Field field) {
 		try {
 			return c.getDeclaredConstructor(Context.class, Field.class).newInstance(context,field);

src/main/java/eu/siacs/conversations/ui/forms/FormTextFieldWrapper.java

@@ -2,9 +2,6 @@ package eu.siacs.conversations.ui.forms;
 
 import android.content.Context;
 import android.text.InputType;
-import android.text.SpannableString;
-import android.text.style.ForegroundColorSpan;
-import android.text.style.StyleSpan;
 import android.widget.EditText;
 import android.widget.TextView;
 
@@ -30,14 +27,7 @@ public class FormTextFieldWrapper extends FormFieldWrapper {
 	@Override
 	protected void setLabel(String label, boolean required) {
 		TextView textView = (TextView) view.findViewById(R.id.label);
-		SpannableString spannableString = new SpannableString(label + (required ? " *" : ""));
-		if (required) {
-			int start = label.length();
-			int end = label.length() + 2;
-			spannableString.setSpan(new StyleSpan(android.graphics.Typeface.BOLD), start, end, 0);
-			spannableString.setSpan(new ForegroundColorSpan(context.getResources().getColor(R.color.accent)), start, end, 0);
-		}
-		textView.setText(spannableString);
+		textView.setText(createSpannableLabelString(label, required));
 	}
 
 	protected String getValue() {

src/main/res/layout/form_boolean.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+              android:layout_width="match_parent"
+              android:layout_height="match_parent"
+              android:paddingTop="8dp"
+              android:orientation="vertical">
+    <CheckBox
+        android:id="@+id/field"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:textColor="@color/black87"
+        android:textSize="?attr/TextSizeBody"/>
+</LinearLayout>

src/main/res/layout/form_text.xml

@@ -2,12 +2,12 @@
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
               android:layout_width="match_parent"
               android:layout_height="match_parent"
+              android:paddingTop="8dp"
               android:orientation="vertical">
     <TextView
         android:id="@+id/label"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_marginTop="8dp"
         android:textColor="@color/black87"
         android:textSize="?attr/TextSizeBody"/>