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/**
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*
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*/
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package eu.etaxonomy.taxeditor.printpublisher.wizard;
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import java.io.File;
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import java.io.IOException;
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import java.util.List;
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import org.eclipse.jface.viewers.ISelectionChangedListener;
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import org.eclipse.jface.viewers.IStructuredContentProvider;
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import org.eclipse.jface.viewers.IStructuredSelection;
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import org.eclipse.jface.viewers.LabelProvider;
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import org.eclipse.jface.viewers.ListViewer;
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import org.eclipse.jface.viewers.SelectionChangedEvent;
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import org.eclipse.jface.viewers.StructuredSelection;
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import org.eclipse.jface.viewers.Viewer;
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import org.eclipse.swt.SWT;
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import org.eclipse.swt.layout.GridData;
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import org.eclipse.swt.layout.GridLayout;
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import org.eclipse.swt.widgets.Composite;
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import eu.etaxonomy.taxeditor.model.MessagingUtils;
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/**
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* @author n.hoffmann
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*
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*/
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public class SelectStylesheetWizardPage extends AbstractPublishWizardPage
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implements ISelectionChangedListener, IHasPersistableSettings {
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public static final String DIALOG_SETTING_STYLESHEET = "dialogSettingStylesheet";
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private ListViewer viewer;
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private IStructuredSelection selection;
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protected SelectStylesheetWizardPage(String pageName) {
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super(pageName);
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setTitle("Select Stylesheet");
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}
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/* (non-Javadoc)
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* @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite)
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*/
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@Override
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public void createControl(Composite parent) {
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setPageComplete(false);
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final Composite composite = new Composite(parent, SWT.NULL);
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composite.setLayout(new GridLayout());
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viewer = new ListViewer(composite);
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viewer.getControl().setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
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viewer.setContentProvider(new StylesheetContentProvider());
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viewer.setLabelProvider(new StylesheetLabelProvider());
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viewer.addSelectionChangedListener(this);
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refresh();
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loadSettings();
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setControl(composite);
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}
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@Override
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public void loadSettings() {
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String stylesheet = getDialogSettingValue(DIALOG_SETTING_STYLESHEET);
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if(stylesheet != null){
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File lastSelection = new File(stylesheet);
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viewer.setSelection(new StructuredSelection(lastSelection));
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}
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}
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/**
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* Refreshes the input of the viewer
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*/
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public void refresh() {
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List<File> stylesheets;
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try {
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stylesheets = getOutputModule().getStylesheets();
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viewer.setInput(stylesheets);
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} catch (IOException e) {
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MessagingUtils.messageDialog("Problems reading stylesheet", getClass(), e.getMessage(), e);
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}
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}
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/* (non-Javadoc)
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* @see org.eclipse.jface.viewers.ISelectionChangedListener#selectionChanged(org.eclipse.jface.viewers.SelectionChangedEvent)
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*/
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@Override
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public void selectionChanged(SelectionChangedEvent event) {
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selection = (IStructuredSelection) event.getSelection();
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File stylesheet = (File) selection.getFirstElement();
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setPageComplete(stylesheet != null);
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getOutputModule().setXslt(stylesheet);
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if(stylesheet != null) putDialogSettingValue(DIALOG_SETTING_STYLESHEET, stylesheet.getAbsolutePath());
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setErrorMessage(null);
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}
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private class StylesheetContentProvider implements IStructuredContentProvider {
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@Override
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public void dispose() {}
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@Override
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public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {}
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@Override
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public Object[] getElements(Object inputElement) {
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if(inputElement instanceof List){
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return ((List) inputElement).toArray();
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}
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return new Object[0];
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}
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}
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private class StylesheetLabelProvider extends LabelProvider {
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/*
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* (non-Javadoc)
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* @see org.eclipse.jface.viewers.LabelProvider#getText(java.lang.Object)
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*/
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@Override
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public String getText(Object element) {
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if(element instanceof File){
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File file = (File) element;
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if(file.exists()){
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return file.getAbsolutePath();
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}
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}
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return "no title cache";
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}
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}
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}
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