150 lines
5.2 KiB
Java
150 lines
5.2 KiB
Java
/*
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* Copyright (c) 2007,2009 Declarative Engineering LLC.
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Declarative Engineering LLC
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* verson 1 which accompanies this distribution, and is available at
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* http://declarativeengineering.com/legal/DE_Developer_License_v1.txt
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*/
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package com.foundation.view.swt;
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import com.foundation.view.MultiResourceAssociation;
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import com.foundation.view.ResourceAssociation;
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import com.foundation.view.SingleAssociationContainer;
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import com.foundation.view.SingleResourceAssociation;
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import com.foundation.view.VariableResourceAssociation;
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public class CardLayout extends Layout {
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/** The layout's top index resource. */
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private VariableResourceAssociation topIndex = new VariableResourceAssociation(getContainer(), this, getViewContext(), SingleResourceAssociation.TYPE_INTEGER, false, new Integer(0));
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/** The top and bottom margins. */
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public int marginHeight = 0;
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/** The left and right margins. */
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public int marginWidth = 0;
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/**
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* CardLayout constructor.
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* @param container The container that is using the layout.
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*/
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public CardLayout(IAbstractSwtContainer container) {
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super(container);
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}//CardLayout()//
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/**
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* CardLayout constructor.
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* @param container The container that is using the layout.
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*/
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public CardLayout(ICellContainer container) {
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super(container);
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}//CardLayout()//
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/**
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* Changes the top index for an optional row object.
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* @param rowObject The optional row object.
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* @param index The new top index.
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*/
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protected void changeTopIndex(Object rowObject, final int index) {
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applyChanges(null, new IChangeHandler() {
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public void applyChanges(org.eclipse.swt.widgets.Composite composite) {
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org.eclipse.swt.widgets.Layout layout = composite.getLayout();
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if(layout instanceof com.foundation.view.swt.layout.CardLayout) {
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((com.foundation.view.swt.layout.CardLayout) layout).topIndex = index;
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composite.layout(true, false);
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}//if//
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}//applyChanges()//
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});
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}//changeTopIndex()//
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/* (non-Javadoc)
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* @see com.foundation.view.swt.Layout#createLayout(java.lang.Object)
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*/
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public org.eclipse.swt.widgets.Layout createLayout(Object rowObject) {
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com.foundation.view.swt.layout.CardLayout result = new com.foundation.view.swt.layout.CardLayout();
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result.marginHeight = marginHeight;
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result.marginWidth = marginWidth;
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if(isInitialized()) {
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changeTopIndex(null, topIndex.getValue(rowObject) == null ? 0 : ((Integer) topIndex.getValue(rowObject)).intValue());
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}//if//
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return result;
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}//createLayout()//
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/* (non-Javadoc)
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* @see com.foundation.view.swt.Layout#initialize()
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*/
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public void initialize() {
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topIndex.initialize();
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}//initialize()//
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/* (non-Javadoc)
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* @see com.foundation.view.swt.Layout#refresh()
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*/
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public void refresh() {
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refreshTopIndex();
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}//refresh()//
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/* (non-Javadoc)
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* @see com.foundation.view.swt.Layout#synchronize()
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*/
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public void synchronize() {
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}//synchronize()//
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/* (non-Javadoc)
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* @see com.foundation.view.swt.Layout#release()
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*/
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public void release() {
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topIndex.release();
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}//release()//
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/**
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* Refreshes the top index assocation.
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*/
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protected void refreshTopIndex() {
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if(topIndex.refresh(null)) {
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changeTopIndex(null, topIndex.getValue(null) == null ? 0 : ((Integer) topIndex.getValue(null)).intValue());
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//layoutContainer(null, true, false);
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}//if//
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}//refreshTopIndex()//
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/* (non-Javadoc)
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* @see com.foundation.view.swt.Layout#onValueChanged(com.foundation.view.ResourceAssociation, boolean)
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*/
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public void onValueChanged(ResourceAssociation resourceAssociation, int flags) {
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if(topIndex.hasAssociation((SingleResourceAssociation) resourceAssociation)) {
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if(topIndex.refresh(null)) {
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changeTopIndex(null, topIndex.getValue(null) == null ? 0 : ((Integer) topIndex.getValue(null)).intValue());
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//layoutContainer(null, true, false);
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}//if//
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}//if//
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else {
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super.onValueChanged(resourceAssociation, flags);
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}//else//
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}//onValueChanged()//
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/* (non-Javadoc)
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* @see com.foundation.view.swt.Layout#onValueChanged(com.foundation.view.ResourceAssociation, java.lang.Object, boolean)
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*/
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public void onValueChanged(ResourceAssociation resourceAssociation, Object alteredItem, Object data, boolean isUpdate) {
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if(topIndex.hasAssociation((MultiResourceAssociation) resourceAssociation)) {
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if(topIndex.refresh(alteredItem)) {
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changeTopIndex(null, topIndex.getValue(alteredItem) == null ? 0 : ((Integer) topIndex.getValue(alteredItem)).intValue());
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//layoutContainer(null, true, false);
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}//if//
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}//if//
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else {
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super.onValueChanged(resourceAssociation, alteredItem, data, isUpdate);
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}//else//
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}//onValueChanged()//
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/**
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* Sets the layout margin width.
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* @param marginWidth The layout margin width.
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*/
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public void setMarginWidth(int marginWidth) {
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this.marginWidth = marginWidth;
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}//setMarginWidth()//
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/**
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* Sets the layout margin height.
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* @param marginHeight The layout margin height.
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*/
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public void setMarginHeight(int marginHeight) {
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this.marginHeight = marginHeight;
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}//setMarginHeight()//
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/**
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* Sets an association container used to access the text.
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* @param container The text association metadata.
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*/
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public void setTopIndexAssociation(SingleAssociationContainer container) {
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this.topIndex.setAssociations(container);
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}//setTextAssociation()//
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}//CardLayout// |