/* * Smart GWT (GWT for SmartClient) * Copyright 2008 and beyond, Isomorphic Software, Inc. * * Smart GWT is free software; you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License version 3 * as published by the Free Software Foundation. Smart GWT is also * available under typical commercial license terms - see * http://smartclient.com/license * * This software 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 * Lesser General Public License for more details. */ package org.vaadin.smartgwt.server.layout; import org.vaadin.smartgwt.client.ui.layout.VSectionStackSection; import org.vaadin.smartgwt.server.Canvas; import org.vaadin.smartgwt.server.core.ComponentList; import org.vaadin.smartgwt.server.core.ComponentPropertyPainter; import org.vaadin.smartgwt.server.core.RefDataClass; import com.vaadin.terminal.PaintException; import com.vaadin.terminal.PaintTarget; import com.vaadin.ui.ClientWidget; // @formatter:off /** * Section descriptor used by a SectionStack to describe a section of items which are shown or hidden together, and their * associated header. */ @ClientWidget(value=VSectionStackSection.class) public class SectionStackSection extends RefDataClass { // public static SectionStackSection getOrCreateRef(JavaScriptObject jsObj) { // if(jsObj == null) return null; // RefDataClass obj = RefDataClass.getRef(jsObj); // if(obj != null) { // obj.setJsObj(jsObj); // return (SectionStackSection) obj; // } else { // return new SectionStackSection(jsObj); // } // } // public SectionStackSection(){ // setID(com.smartgwt.client.util.SC.generateID("SectionStackSection")); // } // public SectionStackSection(JavaScriptObject jsObj){ // super(jsObj); // } // ********************* Properties / Attributes *********************** /** * This attribute controls whether or not the expand/collapse UI control is shown on the header of this section. Any * section can still be expanded/collapsed programmatically, regardless of this setting. * * @param canCollapse canCollapse Default value is true * @see <a href="http://www.smartclient.com/smartgwt/showcase/#layout_sections_expand_collapse" target="examples">Expand / Collapse Example</a> */ public void setCanCollapse(Boolean canCollapse) { setAttribute("canCollapse", canCollapse); } /** * When explicitly set to false, disallows drop before this member in the Layout. * * @param canDropBefore canDropBefore Default value is null * @see com.smartgwt.client.widgets.layout.Layout * @see com.smartgwt.client.docs.LayoutMember LayoutMember overview and related methods */ public void setCanDropBefore(Boolean canDropBefore) { setAttribute("canDropBefore", canDropBefore); } /** * If set to false, then this sectionHeader will not be able to be dragged to perform a drag reorder, if {@link * com.smartgwt.client.widgets.layout.SectionStack#getCanReorderSections canReorderSections} is true. You can also disable * dropping other sections before this one by setting {@link com.smartgwt.client.widgets.Canvas#getCanDropBefore * canDropBefore} to false. * * @param canReorder canReorder Default value is null */ public void setCanReorder(Boolean canReorder) { setAttribute("canReorder", canReorder); } /** * If true, the header for this Section will be included in the page's tab order for accessibility. May also be set at the * {@link com.smartgwt.client.widgets.layout.SectionStack} level via {@link * com.smartgwt.client.widgets.layout.SectionStack#getCanTabToHeaders canTabToHeaders}. <P> See {@link * com.smartgwt.client.docs.Accessibility}. * * @param canTabToHeader canTabToHeader Default value is null */ public void setCanTabToHeader(Boolean canTabToHeader) { setAttribute("canTabToHeader", canTabToHeader); } /** * If true, the header for this Section will be included in the page's tab order for accessibility. May also be set at the * {@link com.smartgwt.client.widgets.layout.SectionStack} level via {@link * com.smartgwt.client.widgets.layout.SectionStack#getCanTabToHeaders canTabToHeaders}. <P> See {@link * com.smartgwt.client.docs.Accessibility}. * * * @return Boolean */ public Boolean getCanTabToHeader() { return getAttributeAsBoolean("canTabToHeader"); } /** * Optional ID for the section. If {@link com.smartgwt.client.widgets.layout.SectionStackSection#getUseGlobalSectionIDs * useGlobalSectionIDs} is true, this property will be applied to the generated SectionStackHeader widget as a standard * widget ID, meaning it should be unique within a page. <P> <b>Backcompat Note</b>: Section stack sections may be uniquely * identified within a stack via the {@link com.smartgwt.client.widgets.layout.SectionStackSection#getName name} attribute * (introduced in Jan 2010). Prior to this, the section ID attribute was used in this way (and would not be applied to the * section header as a widget ID). For backwards compatibility this is still supported: If <code>section.name</code> is * unspecified for a section but <code>section.ID</code> is set, the ID will be used as a default name attribute for the * section. For backwards compatibility we also disable the standard behavior of having the <code>section.ID</code> being * applied to the generated section header (thereby avoiding the page-level uniqueness requirement) by defaulting {@link * com.smartgwt.client.widgets.layout.SectionStackSection#getUseGlobalSectionIDs useGlobalSectionIDs} to false. * * @param ID ID Default value is null */ public void setID(String ID) { setAttribute("ID", ID); } /** * Optional ID for the section. If {@link com.smartgwt.client.widgets.layout.SectionStackSection#getUseGlobalSectionIDs * useGlobalSectionIDs} is true, this property will be applied to the generated SectionStackHeader widget as a standard * widget ID, meaning it should be unique within a page. <P> <b>Backcompat Note</b>: Section stack sections may be uniquely * identified within a stack via the {@link com.smartgwt.client.widgets.layout.SectionStackSection#getName name} attribute * (introduced in Jan 2010). Prior to this, the section ID attribute was used in this way (and would not be applied to the * section header as a widget ID). For backwards compatibility this is still supported: If <code>section.name</code> is * unspecified for a section but <code>section.ID</code> is set, the ID will be used as a default name attribute for the * section. For backwards compatibility we also disable the standard behavior of having the <code>section.ID</code> being * applied to the generated section header (thereby avoiding the page-level uniqueness requirement) by defaulting {@link * com.smartgwt.client.widgets.layout.SectionStackSection#getUseGlobalSectionIDs useGlobalSectionIDs} to false. * * * @return String */ public String getID() { return getAttributeAsString("ID"); } /** * Identifier for the section. This can be used later in calls to {@link com.smartgwt.client.widgets.layout.SectionStack} * APIs such as {@link com.smartgwt.client.widgets.layout.SectionStack#expandSection SectionStack.expandSection} and {@link * com.smartgwt.client.widgets.layout.SectionStack#collapseSection SectionStack.collapseSection}. Note that if no name is * specified for the section, one will be auto-generated when the section is created. This property should be a string * which may be used as a valid JavaScript identifier (should start with a letter and not contain space or special * characters such as "*"). * * @param name name Default value is null */ public void setName(String name) { setAttribute("name", name); } /** * Identifier for the section. This can be used later in calls to {@link com.smartgwt.client.widgets.layout.SectionStack} * APIs such as {@link com.smartgwt.client.widgets.layout.SectionStack#expandSection SectionStack.expandSection} and {@link * com.smartgwt.client.widgets.layout.SectionStack#collapseSection SectionStack.collapseSection}. Note that if no name is * specified for the section, one will be auto-generated when the section is created. This property should be a string * which may be used as a valid JavaScript identifier (should start with a letter and not contain space or special * characters such as "*"). * * * @return String */ public String getName() { return getAttributeAsString("name"); } /** * If set to false, then the items in this section will not be resized by sectionHeader repositioning. You may also set * this flag directly on any of the items in any section to cause that item to not be resizeable. * * @param resizeable resizeable Default value is null * @see <a href="http://www.smartclient.com/smartgwt/showcase/#layout_sections_resize" target="examples">Resize Sections Example</a> */ public void setResizeable(Boolean resizeable) { setAttribute("resizeable", resizeable); } /** * If true, a header will be shown for this section. If false, no header will be shown. * * @param showHeader showHeader Default value is true */ public void setShowHeader(Boolean showHeader) { setAttribute("showHeader", showHeader); } // ********************* Methods *********************** // ********************* Static Methods *********************** // *********************************************************** /** * Title to show for the section * * @param title title Default value is null */ public void setTitle(String title) { if(stack == null || !stack.isDrawn()) { setAttribute("title", title); } else { stack.setSectionTitle(getName(), title); } } /** * Title to show for the section * * @return String */ // public String getTitle() { // if(stack == null || !stack.isDrawn()) { // return getAttributeAsString("title"); // } else { // return stack.getSection(getName()).getAttribute("title"); // } // } /** * Sections default to the collapsed state unless {@link * com.smartgwt.client.widgets.layout.SectionStackSection#getShowHeader showHeader} is set to <code>false</code> in which * case they default to the expanded state. This attribute allows you to explicitly control the expand/collapse state of * the section by overriding the above default behavior. * * @param expanded expanded Default value is false */ public void setExpanded(Boolean expanded) { if(stack == null || !stack.isDrawn()) // { setAttribute("expanded", expanded); // } else { // if(expanded) { // stack.expandSection(getName()); // } else { // stack.collapseSection(getName()); // } // } } /** * Sections default to the visible state. This attribute allows you to explicitly control the visible/hidden state of the * section by overriding the above default behavior. * * @param hidden hidden Default value is false */ public void setHidden(Boolean hidden) { if(stack == null || !stack.isDrawn()) //{ setAttribute("hidden", hidden); // } else { // if(hidden) { // stack.hideSection(getName()); // } else { // stack.showSection(getName()); // } // } } // /** // * List of Canvases that constitute the section. These Canvases will be shown and hidden together. // * // * @param items list of Canvases that constitute the section // */ // public void setItems(Canvas... items) { // for (Canvas item : items) { // addItem(item); // } // } // /** // * Return the items in this SectionStackSection // * // * @return the items in this SectionStackSection // */ // public native Canvas[] getItems() /*-{ // var jsObj = this.@com.smartgwt.client.core.DataClass::getJsObj()(); // // if(!jsObj.items) { // jsObj.items = @com.smartgwt.client.util.JSOHelper::createJavaScriptArray()(); // } // return @com.smartgwt.client.widgets.Canvas::convertToCanvasArray(Lcom/google/gwt/core/client/JavaScriptObject;)(jsObj.items); // }-*/; // public void addItem(Canvas item) { // addItemJS(item.getOrCreateJsObj()); // } // private native void addItemJS(JavaScriptObject componentJS) /*-{ // var jsObj = this.@com.smartgwt.client.core.DataClass::getJsObj()(); // // if(!jsObj.items) { // jsObj.items = @com.smartgwt.client.util.JSOHelper::createJavaScriptArray()(); // } // jsObj.items.push(componentJS); // }-*/; // /** // * Custom controls to be shown on top of this section header. // * @param controls // */ // public void setControls(Canvas... controls) { // setAttribute("controls", controls); // } // // public native Canvas[] getControls () /*-{ // var jsObj = this.@com.smartgwt.client.core.DataClass::getJsObj()(); // if (jsObj.controls == null) return null; // return @com.smartgwt.client.widgets.Canvas::convertToCanvasArray(Lcom/google/gwt/core/client/JavaScriptObject;)(jsObj.controls); // }-*/; /** * Once a SectionStackSection has been applied to a SectionStack, this method may be used to return a pointer to the * SectionStack in which this section header is embedded. * * @return the SectionStack in which this section is embedded */ protected SectionStack stack; public SectionStack getSectionStack() { return stack; } // /** // * Once a SectionStackSection has been applied to a SectionStack, this method may be used to return a pointer to the // * SectionHeader for this section // * @return the SectionHeader for the section // */ // public native SectionHeader getSectionHeader () /*-{ // var jsObj = this.@com.smartgwt.client.core.DataClass::getJsObj()(); // if (jsObj == null) return null; // // var sectionHeader = jsObj.getSectionHeader != null ? jsObj.getSectionHeader() : null; // if (sectionHeader == null) return null; // // return @com.smartgwt.client.widgets.layout.SectionHeader::getOrCreateRef(Lcom/google/gwt/core/client/JavaScriptObject;)(sectionHeader); // }-*/; public void setIcon(String icon) { setAttribute("icon", icon); } //@formatter:on private final ComponentPropertyPainter propertyPainter = new ComponentPropertyPainter(this); private final ComponentList<Canvas> items = propertyPainter.addComponentList("items"); public SectionStackSection() { } public SectionStackSection(String title) { setTitle(title); } /** * Return the items in this SectionStackSection * * @return the items in this SectionStackSection */ public Canvas[] getItems() { return items.toArray(new Canvas[0]); } /** * List of Canvases that constitute the section. These Canvases will be shown and hidden together. * * @param items * list of Canvases that constitute the section */ public void setItems(Canvas... items) { for (Canvas item : items) { addItem(item); } } public void addItem(Canvas item) { items.add(item); } @Override public void paintContent(PaintTarget target) throws PaintException { propertyPainter.paintContent(target); super.paintContent(target); } }