Provide "size" to layout element #411

src/main/java/de/metas/ui/web/window/datatypes/json/JSONDocumentLayoutElement.java

@@ -20,6 +20,7 @@
 import de.metas.ui.web.window.descriptor.ButtonFieldActionDescriptor.ButtonFieldActionType;
 import de.metas.ui.web.window.descriptor.DocumentFieldWidgetType;
 import de.metas.ui.web.window.descriptor.DocumentLayoutElementDescriptor;
+import de.metas.ui.web.window.descriptor.WidgetSize;
 import io.swagger.annotations.ApiModel;
 import lombok.ToString;
 
@@ -96,6 +97,11 @@ public static JSONDocumentLayoutElement debuggingField(final String fieldName, f
 	@JsonInclude(JsonInclude.Include.NON_NULL)
 	private final JSONLayoutType type;
 
+	/** Widget size (see https://github.com/metasfresh/metasfresh-webui-api/issues/411). */
+	@JsonProperty("size")
+	@JsonInclude(JsonInclude.Include.NON_NULL)
+	private final WidgetSize size;
+
 	@JsonProperty("gridAlign")
 	@JsonInclude(JsonInclude.Include.NON_NULL)
 	private final JSONLayoutAlign gridAlign;
@@ -135,6 +141,7 @@ private JSONDocumentLayoutElement(final DocumentLayoutElementDescriptor element,
 		}
 
 		type = JSONLayoutType.fromNullable(element.getLayoutType());
+		size = element.getWidgetSize();
 		gridAlign = JSONLayoutAlign.fromNullable(element.getGridAlign());
 
 		fields = JSONDocumentLayoutElementField.ofSet(element.getFields(), jsonOpts);
@@ -151,6 +158,7 @@ private JSONDocumentLayoutElement(final String fieldName, final DocumentFieldWid
 		precision = null;
 
 		type = null;
+		size = null;
 		gridAlign = JSONLayoutAlign.right;
 
 		fields = ImmutableSet.of(new JSONDocumentLayoutElementField( //

src/main/java/de/metas/ui/web/window/descriptor/DocumentLayoutElementDescriptor.java

@@ -84,6 +84,7 @@ public static final Builder builder(final DocumentFieldDescriptor... fields)
 	private final ButtonFieldActionDescriptor buttonActionDescriptor;
 
 	private final LayoutType layoutType;
+	private final WidgetSize widgetSize;
 	private final LayoutAlign gridAlign;
 	private final boolean advancedField;
 
@@ -106,6 +107,7 @@ private DocumentLayoutElementDescriptor(final Builder builder)
 		buttonActionDescriptor = builder.getButtonActionDescriptor();
 
 		layoutType = builder.getLayoutType();
+		widgetSize = builder.getWidgetSize();
 		gridAlign = builder.getGridAlign();
 
 		advancedField = builder.isAdvancedField();
@@ -164,6 +166,11 @@ public LayoutType getLayoutType()
 	{
 		return layoutType;
 	}
+
+	public WidgetSize getWidgetSize()
+	{
+		return widgetSize;
+	}
 
 	public LayoutAlign getGridAlign()
 	{
@@ -184,7 +191,7 @@ public boolean hasFields()
 	{
 		return !fields.isEmpty();
 	}
-	
+
 	public ButtonFieldActionDescriptor getButtonActionDescriptor()
 	{
 		return buttonActionDescriptor;
@@ -200,6 +207,7 @@ public static final class Builder
 		private DocumentFieldWidgetType _widgetType;
 		private ButtonFieldActionDescriptor buttonActionDescriptor = null;
 		private LayoutType _layoutType;
+		private WidgetSize _widgetSize;
 		private boolean _gridElement = false;
 		private boolean _advancedField = false;
 		private final LinkedHashMap<String, DocumentLayoutElementFieldDescriptor.Builder> _fieldsBuilders = new LinkedHashMap<>();
@@ -375,6 +383,17 @@ private LayoutType getLayoutType()
 			return _layoutType;
 		}
 
+		public Builder setWidgetSize(final WidgetSize widgetSize)
+		{
+			_widgetSize = widgetSize;
+			return this;
+		}
+
+		private WidgetSize getWidgetSize()
+		{
+			return _widgetSize;
+		}
+
 		public Builder setAdvancedField(final boolean advancedField)
 		{
 			_advancedField = advancedField;
@@ -466,13 +485,13 @@ private LayoutAlign getGridAlign()
 		{
 			return _gridElement ? getWidgetType().getGridAlign() : null;
 		}
-		
-		public Builder setButtonActionDescriptor(ButtonFieldActionDescriptor buttonActionDescriptor)
+
+		public Builder setButtonActionDescriptor(final ButtonFieldActionDescriptor buttonActionDescriptor)
 		{
 			this.buttonActionDescriptor = buttonActionDescriptor;
 			return this;
 		}
-		
+
 		/* package */ ButtonFieldActionDescriptor getButtonActionDescriptor()
 		{
 			return buttonActionDescriptor;

src/main/java/de/metas/ui/web/window/descriptor/WidgetSize.java

@@ -0,0 +1,77 @@
+package de.metas.ui.web.window.descriptor;
+
+import java.util.NoSuchElementException;
+import java.util.stream.Stream;
+
+import org.adempiere.util.GuavaCollectors;
+import org.compiere.model.X_AD_UI_Element;
+
+import com.fasterxml.jackson.annotation.JsonValue;
+import com.google.common.collect.ImmutableMap;
+
+/*
+ * #%L
+ * metasfresh-webui-api
+ * %%
+ * Copyright (C) 2017 metas GmbH
+ * %%
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation, either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this program. If not, see
+ * <http://www.gnu.org/licenses/gpl-2.0.html>.
+ * #L%
+ */
+
+public enum WidgetSize
+{
+	Small("S", X_AD_UI_Element.WIDGETSIZE_Small), //
+	Medium("M", X_AD_UI_Element.WIDGETSIZE_Medium), //
+	Large("L", X_AD_UI_Element.WIDGETSIZE_Large);
+
+	private final String json;
+	private final String adRefListValue;
+
+	private WidgetSize(final String json, final String adRefListValue)
+	{
+		this.json = json;
+		this.adRefListValue = adRefListValue;
+	}
+
+	@JsonValue
+	public String toJson()
+	{
+		return json;
+	}
+
+	public static WidgetSize fromNullableADRefListValue(final String adRefListValue)
+	{
+		if (adRefListValue == null || adRefListValue.trim().isEmpty())
+		{
+			return null;
+		}
+
+		final WidgetSize widgetSize = adRefListValue2widgetType.get(adRefListValue);
+		if (widgetSize == null)
+		{
+			throw new NoSuchElementException(adRefListValue);
+		}
+		return widgetSize;
+	}
+
+	private String getAD_Ref_List_Value()
+	{
+		return adRefListValue;
+	}
+
+	private static final ImmutableMap<String, WidgetSize> adRefListValue2widgetType = Stream.of(values())
+			.collect(GuavaCollectors.toImmutableMapByKey(WidgetSize::getAD_Ref_List_Value));
+}

src/main/java/de/metas/ui/web/window/descriptor/factory/standard/LayoutFactory.java

@@ -45,6 +45,7 @@
 import de.metas.ui.web.window.descriptor.DocumentLayoutHeader;
 import de.metas.ui.web.window.descriptor.DocumentLayoutSectionDescriptor;
 import de.metas.ui.web.window.descriptor.LayoutType;
+import de.metas.ui.web.window.descriptor.WidgetSize;
 
 /*
  * #%L
@@ -359,6 +360,7 @@ private DocumentLayoutElementDescriptor.Builder layoutElement(final I_AD_UI_Elem
 		final DocumentLayoutElementDescriptor.Builder layoutElementBuilder = DocumentLayoutElementDescriptor.builder()
 				.setInternalName(uiElement.toString())
 				.setLayoutType(layoutType)
+				.setWidgetSize(WidgetSize.fromNullableADRefListValue(uiElement.getWidgetSize()))
 				.setAdvancedField(uiElement.isAdvancedField());
 
 		//