diff options
Diffstat (limited to 'server/src/com/vaadin/ui/Grid.java')
| -rw-r--r-- | server/src/com/vaadin/ui/Grid.java | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/server/src/com/vaadin/ui/Grid.java b/server/src/com/vaadin/ui/Grid.java index a6cac01fdc..d3578d8f98 100644 --- a/server/src/com/vaadin/ui/Grid.java +++ b/server/src/com/vaadin/ui/Grid.java @@ -37,6 +37,7 @@ import java.util.logging.Logger; import org.jsoup.nodes.Attributes; import org.jsoup.nodes.Element; +import org.jsoup.select.Elements; import com.google.gwt.thirdparty.guava.common.collect.Sets; import com.google.gwt.thirdparty.guava.common.collect.Sets.SetView; @@ -95,6 +96,7 @@ import com.vaadin.shared.ui.grid.ScrollDestination; import com.vaadin.shared.util.SharedUtil; import com.vaadin.ui.declarative.DesignAttributeHandler; import com.vaadin.ui.declarative.DesignContext; +import com.vaadin.ui.declarative.DesignException; import com.vaadin.ui.renderers.Renderer; import com.vaadin.ui.renderers.TextRenderer; import com.vaadin.util.ReflectTools; @@ -2665,6 +2667,80 @@ public class Grid extends AbstractComponent implements SelectionNotifier, public Field<?> getEditorField() { return grid.getEditorField(getPropertyId()); } + + /** + * Writes the design attributes for this column into given element. + * + * @since + * @param design + * Element to write attributes into + * @param designContext + * the design context + */ + protected void writeDesign(Element design, DesignContext designContext) { + Attributes attributes = design.attributes(); + GridColumnState def = new GridColumnState(); + // Sortable is a special attribute that depends on the container. + DesignAttributeHandler.writeAttribute("sortable", attributes, + isSortable(), null, boolean.class); + DesignAttributeHandler.writeAttribute("editable", attributes, + isEditable(), def.editable, boolean.class); + DesignAttributeHandler.writeAttribute("width", attributes, + getWidth(), def.width, Double.class); + DesignAttributeHandler.writeAttribute("min-width", attributes, + getMinimumWidth(), def.minWidth, Double.class); + DesignAttributeHandler.writeAttribute("max-width", attributes, + getMaximumWidth(), def.maxWidth, Double.class); + DesignAttributeHandler.writeAttribute("expand", attributes, + getExpandRatio(), def.expandRatio, Integer.class); + DesignAttributeHandler.writeAttribute("property-id", attributes, + getPropertyId(), null, Object.class); + } + + /** + * Reads the design attributes for this column from given element. + * + * @since + * @param design + * Element to read attributes from + * @param designContext + * the design context + */ + protected void readDesign(Element design, DesignContext designContext) { + Attributes attributes = design.attributes(); + + if (design.hasAttr("sortable")) { + setSortable(DesignAttributeHandler.readAttribute("sortable", + attributes, boolean.class)); + } + + if (design.hasAttr("editable")) { + setEditable(DesignAttributeHandler.readAttribute("editable", + attributes, boolean.class)); + } + + // Read size info where necessary. + if (design.hasAttr("width")) { + setWidth(DesignAttributeHandler.readAttribute("width", + attributes, Double.class)); + } + if (design.hasAttr("min-width")) { + setMinimumWidth(DesignAttributeHandler.readAttribute( + "min-width", attributes, Double.class)); + } + if (design.hasAttr("max-width")) { + setMaximumWidth(DesignAttributeHandler.readAttribute( + "max-width", attributes, Double.class)); + } + if (design.hasAttr("expand")) { + if (design.attr("expand").isEmpty()) { + setExpandRatio(1); + } else { + setExpandRatio(DesignAttributeHandler.readAttribute( + "expand", attributes, Integer.class)); + } + } + } } /** @@ -5132,6 +5208,31 @@ public class Grid extends AbstractComponent implements SelectionNotifier, setSelectionMode(DesignAttributeHandler.readAttribute( "selection-mode", attrs, SelectionMode.class)); } + + if (design.children().size() > 0) { + if (design.children().size() > 1 + || !design.child(0).tagName().equals("table")) { + throw new DesignException( + "Grid needs to have a table element as its only child"); + } + Element table = design.child(0); + + Elements colgroups = table.getElementsByTag("colgroup"); + if (colgroups.size() != 1) { + throw new DesignException( + "Table element in declarative Grid needs to have a" + + " colgroup defining the columns used in Grid"); + } + + int i = 0; + for (Element col : colgroups.get(0).getElementsByTag("col")) { + String propertyId = DesignAttributeHandler.readAttribute( + "property-id", col.attributes(), "property-" + i, + String.class); + addColumn(propertyId, String.class).readDesign(col, context); + ++i; + } + } } @Override @@ -5168,6 +5269,22 @@ public class Grid extends AbstractComponent implements SelectionNotifier, DesignAttributeHandler.writeAttribute("selection-mode", attrs, selectionMode, getDefaultSelectionMode(), SelectionMode.class); + if (columns.isEmpty()) { + // Empty grid. Structure not needed. + return; + } + + // Do structure. + Element tableElement = design.appendElement("table"); + Element colGroup = tableElement.appendElement("colgroup"); + + List<Column> columnOrder = getColumns(); + for (int i = 0; i < columnOrder.size(); ++i) { + Column column = columnOrder.get(i); + Element colElement = colGroup.appendElement("col"); + column.writeDesign(colElement, context); + } + } @Override |