Java tutorial
/* * Copyright IBM Corp. 2014 * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or * implied. See the License for the specific language governing * permissions and limitations under the License. */ package com.ibm.xsp.extlib.designer.tooling.palette.singlepageapp; import java.text.MessageFormat; import java.util.ArrayList; import org.eclipse.jface.dialogs.IMessageProvider; import org.eclipse.jface.dialogs.TitleAreaDialog; import org.eclipse.jface.viewers.ArrayContentProvider; import org.eclipse.jface.viewers.ColumnLabelProvider; import org.eclipse.jface.viewers.DoubleClickEvent; import org.eclipse.jface.viewers.IDoubleClickListener; import org.eclipse.jface.viewers.TableViewer; import org.eclipse.jface.viewers.TableViewerColumn; import org.eclipse.jface.window.Window; import org.eclipse.swt.SWT; import org.eclipse.swt.events.SelectionEvent; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Button; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.Shell; import org.eclipse.swt.widgets.Text; import org.w3c.dom.Document; import org.w3c.dom.Element; import com.ibm.designer.domino.xsp.utils.FormModelUtil; import com.ibm.xsp.extlib.designer.tooling.constants.IExtLibAttrNames; import com.ibm.xsp.extlib.designer.tooling.constants.IExtLibTagLib; import com.ibm.xsp.extlib.designer.tooling.constants.IExtLibTagNames; import com.ibm.xsp.extlib.designer.tooling.utils.WizardUtils; import com.ibm.xsp.registry.FacesRegistry; /** * @author Gary Marjoram * */ public class WizardSubPageNav extends WizardSubPage { private Button newBtn; private Button editBtn; private Button deleteBtn; private Button moveUpBtn; private Button moveDownBtn; private TableViewer tableViewer; private ArrayList<NavTarget> targetList; protected WizardSubPageNav(WizardDataSub pd) { super(pd); targetList = new ArrayList<NavTarget>(); } @Override public void createControl(Composite parent) { container = new Composite(parent, SWT.NONE); GridLayout layout = WizardUtils.createGridLayout(2, 5); container.setLayout(layout); tableViewer = WizardUtils.createTableViewer(container, 1, 2, null); // Create Label column TableViewerColumn col = new TableViewerColumn(tableViewer, SWT.LEFT); col.getColumn().setText("Entry"); // $NLX-WizardSubPageNav.Entry-1$ col.getColumn().setResizable(false); col.setLabelProvider(new ColumnLabelProvider() { @Override public String getText(Object element) { return ((NavTarget) element).label; } }); // Create Target the column col = new TableViewerColumn(tableViewer, SWT.LEFT); col.getColumn().setText("Target Page"); // $NLX-WizardSubPageNav.TargetPage-1$ col.getColumn().setResizable(false); col.setLabelProvider(new ColumnLabelProvider() { @Override public String getText(Object element) { if (((NavTarget) element).page >= 0) { return wizardData.getPageNameList()[((NavTarget) element).page]; } return ""; } }); tableViewer.setContentProvider(new ArrayContentProvider()); tableViewer.addDoubleClickListener(new IDoubleClickListener() { public void doubleClick(DoubleClickEvent event) { editNavEntry(); } }); Composite buttonComposite = new Composite(container, SWT.NONE); layout = new GridLayout(); layout.numColumns = 1; buttonComposite.setLayout(layout); newBtn = WizardUtils.createButton(buttonComposite, "New", this); // $NLX-WizardSubPageNav.New-1$ deleteBtn = WizardUtils.createButton(buttonComposite, "Delete", this); // $NLX-WizardSubPageNav.Delete-1$ editBtn = WizardUtils.createButton(buttonComposite, "Edit", this); // $NLX-WizardSubPageNav.Edit-1$ moveUpBtn = WizardUtils.createButton(buttonComposite, "Move Up", this); // $NLX-WizardSubPageNav.MoveUp-1$ moveDownBtn = WizardUtils.createButton(buttonComposite, "Move Down", this); // $NLX-WizardSubPageNav.MoveDown-1$ GridData buttonLayoutData = new GridData( GridData.HORIZONTAL_ALIGN_BEGINNING | GridData.VERTICAL_ALIGN_BEGINNING); buttonComposite.setLayoutData(buttonLayoutData); refreshButtonState(); setControl(container); setPageComplete(true); } // // Displays the Edit Entry Dialog // private void editNavEntry() { int sel = tableViewer.getTable().getSelectionIndex(); if (sel >= 0) { EditNavigatorDialog dialog = new EditNavigatorDialog(getShell(), "Edit Application Navigator Entry", "Edit Application Navigator Entry details.", targetList.get(sel)); // $NLX-WizardSubPageNav.EditApplicationNavigatorEntry-1$ $NLX-WizardSubPageNav.EditApplicationNavigatorEntrydeta-2$ dialog.create(); if (dialog.open() == Window.OK) { NavTarget nt; nt = dialog.getNavTarget(); targetList.set(sel, nt); tableViewer.setInput(targetList.toArray()); tableViewer.getTable().setSelection(sel); } } } @Override public void refreshData() { super.refreshData(); setMessage( getStepTxt() + MessageFormat.format( "Configure the Application Navigator for the \"{0}\" Application Page.", pageData.name), IMessageProvider.INFORMATION); // $NLX-WizardSubPageNav.ConfiguretheApplicationNavigatorf-1$ tableViewer.setInput(targetList.toArray()); } private void refreshButtonState() { boolean state = tableViewer.getTable().getSelectionIndex() >= 0; deleteBtn.setEnabled(state); editBtn.setEnabled(state); moveUpBtn.setEnabled(state); moveDownBtn.setEnabled(state); } @Override public void widgetSelected(SelectionEvent event) { NavTarget nt; int sel = tableViewer.getTable().getSelectionIndex(); if (event.widget == newBtn) { EditNavigatorDialog dialog = new EditNavigatorDialog(getShell(), "New Application Navigator Entry", "Enter new Application Navigator Entry details.", null); // $NLX-WizardSubPageNav.NewApplicationNavigatorEntry-1$ $NLX-WizardSubPageNav.EnternewApplicationNavigatorEntry-2$ dialog.create(); if (dialog.open() == Window.OK) { nt = dialog.getNavTarget(); targetList.add(nt); tableViewer.setInput(targetList.toArray()); tableViewer.getTable().setSelection(targetList.size() - 1); } } else if (event.widget == deleteBtn) { if (sel >= 0) { targetList.remove(sel); tableViewer.setInput(targetList.toArray()); tableViewer.getTable().setSelection(sel <= targetList.size() - 1 ? sel : targetList.size() - 1); } } else if (event.widget == editBtn) { editNavEntry(); } else if (event.widget == moveUpBtn) { if (sel > 0) { NavTarget tmp = targetList.get(sel - 1); targetList.set(sel - 1, targetList.get(sel)); targetList.set(sel, tmp); tableViewer.setInput(targetList.toArray()); tableViewer.getTable().setSelection(sel - 1); } } else if (event.widget == moveDownBtn) { if (sel < targetList.size() - 1) { NavTarget tmp = targetList.get(sel + 1); targetList.set(sel + 1, targetList.get(sel)); targetList.set(sel, tmp); tableViewer.setInput(targetList.toArray()); tableViewer.getTable().setSelection(sel + 1); } } refreshButtonState(); } public int getNavItemCount() { return targetList.size(); } public String getNavItemLabel(int idx) { if (idx < getNavItemCount()) { return targetList.get(idx).label; } return ""; } public int getNavItemPage(int idx) { if (idx < getNavItemCount()) { return targetList.get(idx).page; } return -1; } @Override public void pageDeleted(int idx) { for (int i = 0; i < targetList.size(); i++) { NavTarget nt = targetList.get(i); if (nt.page == idx) { nt.page = -1; } else if (nt.page > idx) { nt.page -= 1; } } } @Override public void addElementMarkup(Element base, FacesRegistry registry) { Document doc = base.getOwnerDocument(); Element outline = FormModelUtil.createElement(doc, registry, IExtLibTagLib.EXT_LIB_NAMESPACE_URI, IExtLibTagNames.EXT_LIB_TAG_OUTLINE); Element treeNodes = FormModelUtil.createElement(doc, registry, IExtLibTagLib.EXT_LIB_NAMESPACE_URI, IExtLibTagNames.EXT_LIB_TAG_THIS_TREE_NODES); for (int i = 0; i < getNavItemCount(); i++) { Element leaf = FormModelUtil.createElement(doc, registry, IExtLibTagLib.EXT_LIB_NAMESPACE_URI, IExtLibTagNames.EXT_LIB_TAG_BASIC_LEAF_NODE); FormModelUtil.setAttribute(leaf, IExtLibAttrNames.EXT_LIB_ATTR_LABEL, getNavItemLabel(i)); if (getNavItemPage(i) >= 0) { FormModelUtil.setAttribute(leaf, IExtLibAttrNames.EXT_LIB_ATTR_HREF, "#" + wizardData.getSubPageName(getNavItemPage(i))); } treeNodes.appendChild(leaf); } outline.appendChild(treeNodes); base.appendChild(outline); } // // Class for Edit/Add Navigator Item // private class EditNavigatorDialog extends TitleAreaDialog { private Text txtLabel; private WizardPageCombo comboTarget; private String label; private int page; private String dialogTitle; private String dialogDesc; private NavTarget navTarget; public EditNavigatorDialog(Shell parentShell, String title, String desc, NavTarget nt) { super(parentShell); dialogTitle = title; dialogDesc = desc; if (nt == null) { navTarget = new NavTarget("", -1); } else { navTarget = nt; } } @Override public void create() { super.create(); setTitle(dialogTitle); setMessage(dialogDesc, IMessageProvider.INFORMATION); } @Override protected Control createDialogArea(Composite parent) { Composite area = (Composite) super.createDialogArea(parent); Composite container = new Composite(area, SWT.NONE); container.setLayoutData(new GridData(GridData.FILL_BOTH)); GridLayout layout = new GridLayout(2, false); container.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); container.setLayout(layout); WizardUtils.createLabel(container, "Entry :", 1); // $NLX-WizardSubPageNav.Entry.1-1$ txtLabel = WizardUtils.createText(container); txtLabel.setText(navTarget.label); WizardUtils.createLabel(container, "Target Page :", 1); // $NLX-WizardSubPageNav.TargetPage.1-1$ comboTarget = new WizardPageCombo(container, 1, pageData, true, WizardData.PAGE_TYPE_INVALID); comboTarget.refresh(); comboTarget.setSelectedIndex(navTarget.page); return area; } @Override protected boolean isResizable() { return true; } // save content of the fields because they get disposed // as soon as the Dialog closes private void saveInput() { label = txtLabel.getText(); page = comboTarget.getSelectedIndex(); } @Override protected void okPressed() { saveInput(); super.okPressed(); } public NavTarget getNavTarget() { return new NavTarget(label, page); } } // // Models a Navigation Item // private class NavTarget { public String label; public int page; public NavTarget(String lbl, int pg) { label = lbl; page = pg; } } }