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/*
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* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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*
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*/
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package com.nokia.s60tools.appdep.ui.wizards;
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import org.eclipse.jface.viewers.IStructuredContentProvider;
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import org.eclipse.jface.viewers.Viewer;
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import com.nokia.s60tools.appdep.util.AppDepConsole;
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import com.nokia.s60tools.sdk.SdkEnvInfomationResolveFailureException;
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import com.nokia.s60tools.sdk.SdkInformation;
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import com.nokia.s60tools.sdk.SdkManager;
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import com.nokia.s60tools.util.console.IConsolePrintUtility;
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/**
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* The content provider class is responsible for
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* providing objects to the SDK Selection Wizard.
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*/
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class SelectSDKWizardPageContentProvider implements IStructuredContentProvider{
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/**
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* Invisible root object.
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*/
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private InvisibleRootNode invisibleRoot;
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/**
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* Empty object array returned whenever there is no content.
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*/
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static Object[] EMPTY_ARRAY = new Object[0];
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/**
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* Content provider's constructor
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*/
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public SelectSDKWizardPageContentProvider(){
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}
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/* (non-Javadoc)
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* @see org.eclipse.jface.viewers.IContentProvider#inputChanged(org.eclipse.jface.viewers.Viewer, java.lang.Object, java.lang.Object)
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*/
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public void inputChanged(Viewer v, Object oldInput, Object newInput) {
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}
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/* (non-Javadoc)
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* @see org.eclipse.jface.viewers.IContentProvider#dispose()
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*/
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public void dispose() {
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}
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/* (non-Javadoc)
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* @see org.eclipse.jface.viewers.IStructuredContentProvider#getElements(java.lang.Object)
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*/
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public Object[] getElements(Object parent) {
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if (parent.equals(this)) {
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if (invisibleRoot==null){
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invisibleRoot = new InvisibleRootNode();
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SdkInformation[] sdkInfoColl = null;
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try {
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sdkInfoColl = SdkManager.getSdkInformation();
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for (int i = 0; i < sdkInfoColl.length; i++) {
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SdkInformation info = sdkInfoColl[i];
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invisibleRoot.addSdkNode(new SdkTreeViewNode(info, invisibleRoot));
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}
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} catch (SdkEnvInfomationResolveFailureException e) {
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e.printStackTrace();
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AppDepConsole.getInstance().println(e.getMessage(),
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IConsolePrintUtility.MSG_ERROR);
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}
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}
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}
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return invisibleRoot.getChildren();
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}
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/**
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* Tries to find tree viewer node that matches
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* with the given parameters.
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* @param sdkIdString Id string of the SDK.
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* @return Returns the matching object if it was found,
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* otherwise return <code>null</code>.
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*/
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public Object find(String sdkIdString){
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return invisibleRoot.find(sdkIdString);
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}
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}
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