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Implement multi-file template wizard for code-based material definitions
Co-authored-by: neph1 <7988802+neph1@users.noreply.github.com>
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‎jme3-materialeditor/src/com/jme3/gde/materialdefinition/package-info.java‎

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*/
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@TemplateRegistrations({
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@TemplateRegistration(folder = "Material", content = "MatDef.j3md", displayName="Material Definition Template (Shader Nodes)"),
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@TemplateRegistration(folder = "Material", content = "CodeBasedMatDef.j3md", displayName="Material Definition Template (Code Based)",
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position = 100, scriptEngine = "freemarker"),
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@TemplateRegistration(folder = "GLSL", content = "BasicShader.vert", displayName="Vertex Shader Template",
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position = 200, scriptEngine = "freemarker"),
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@TemplateRegistration(folder = "GLSL", content = "BasicShader.frag", displayName="Fragment Shader Template",

‎jme3-materialeditor/src/com/jme3/gde/materialdefinition/wizard/CodeBasedMatDefWizardIterator.java‎

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/*
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* Copyright (c) 2009-2010 jMonkeyEngine
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* * Neither the name of 'jMonkeyEngine' nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package com.jme3.gde.materialdefinition.wizard;
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import java.awt.Component;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.NoSuchElementException;
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import java.util.Set;
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import javax.swing.JComponent;
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import javax.swing.event.ChangeListener;
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import org.netbeans.api.project.Project;
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import org.netbeans.api.project.ProjectUtils;
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import org.netbeans.api.project.SourceGroup;
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import org.netbeans.api.project.Sources;
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import org.netbeans.api.templates.TemplateRegistration;
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import org.netbeans.spi.project.ui.templates.support.Templates;
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import org.openide.WizardDescriptor;
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import org.openide.filesystems.FileObject;
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import org.openide.loaders.DataFolder;
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import org.openide.loaders.DataObject;
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import org.openide.util.NbBundle.Messages;
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@TemplateRegistration(
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folder = "Material",
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content = "../CodeBasedMatDef.j3md",
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displayName = "Material Definition Template (Code Based with Shaders)",
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description = "Creates a material definition file with corresponding vertex and fragment shader files",
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position = 100,
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scriptEngine = "freemarker"
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)
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@Messages("CodeBasedMatDefWizardIterator_displayName=Code Based Material Definition with Shaders")
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public final class CodeBasedMatDefWizardIterator implements WizardDescriptor.InstantiatingIterator<WizardDescriptor> {
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private int index;
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private WizardDescriptor wizard;
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private List<WizardDescriptor.Panel<WizardDescriptor>> panels;
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@Override
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public Set<FileObject> instantiate() throws IOException {
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// Get the target name and directory
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String targetName = Templates.getTargetName(wizard);
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FileObject dir = Templates.getTargetFolder(wizard);
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DataFolder df = DataFolder.findFolder(dir);
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// Prepare template variables
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Map<String, Object> args = new HashMap<>();
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args.put("name", targetName);
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// Get template files
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FileObject j3mdTemplate = Templates.getTemplate(wizard);
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FileObject templateDir = j3mdTemplate.getParent();
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FileObject vertTemplate = templateDir.getFileObject("BasicShader.vert");
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FileObject fragTemplate = templateDir.getFileObject("BasicShader.frag");
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// Create DataObjects for templates
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DataObject j3mdTemplateData = DataObject.find(j3mdTemplate);
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DataObject vertTemplateData = DataObject.find(vertTemplate);
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DataObject fragTemplateData = DataObject.find(fragTemplate);
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// Create the files
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DataObject j3mdFile = j3mdTemplateData.createFromTemplate(df, targetName, args);
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vertTemplateData.createFromTemplate(df, targetName + ".vert", args);
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fragTemplateData.createFromTemplate(df, targetName + ".frag", args);
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// Return the main j3md file as the primary created file
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return Collections.singleton(j3mdFile.getPrimaryFile());
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}
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@Override
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public void initialize(WizardDescriptor wizard) {
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this.wizard = wizard;
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}
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@Override
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public void uninitialize(WizardDescriptor wizard) {
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panels = null;
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}
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@Override
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public WizardDescriptor.Panel<WizardDescriptor> current() {
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return getPanels().get(index);
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}
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@Override
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public String name() {
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return index + 1 + ". from " + getPanels().size();
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}
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@Override
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public boolean hasNext() {
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return index < getPanels().size() - 1;
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}
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@Override
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public boolean hasPrevious() {
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return index > 0;
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}
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@Override
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public void nextPanel() {
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if (!hasNext()) {
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throw new NoSuchElementException();
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}
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index++;
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}
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@Override
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public void previousPanel() {
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if (!hasPrevious()) {
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throw new NoSuchElementException();
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}
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index--;
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}
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@Override
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public void addChangeListener(ChangeListener l) {
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}
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@Override
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public void removeChangeListener(ChangeListener l) {
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}
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private List<WizardDescriptor.Panel<WizardDescriptor>> getPanels() {
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if (panels == null) {
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panels = new ArrayList<>();
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// Use the standard target chooser
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Project p = Templates.getProject(wizard);
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SourceGroup[] groups = ProjectUtils.getSources(p).getSourceGroups(Sources.TYPE_GENERIC);
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WizardDescriptor.Panel<WizardDescriptor> targetChooser = Templates.buildSimpleTargetChooser(p, groups).create();
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panels.add(targetChooser);
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String[] steps = createSteps();
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for (int i = 0; i < panels.size(); i++) {
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Component c = panels.get(i).getComponent();
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if (steps[i] == null) {
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// Default step name to component name of panel.
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steps[i] = c.getName();
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}
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if (c instanceof JComponent) { // assume Swing components
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JComponent jc = (JComponent) c;
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jc.putClientProperty(WizardDescriptor.PROP_CONTENT_SELECTED_INDEX, i);
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jc.putClientProperty(WizardDescriptor.PROP_CONTENT_DATA, steps);
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jc.putClientProperty(WizardDescriptor.PROP_AUTO_WIZARD_STYLE, true);
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jc.putClientProperty(WizardDescriptor.PROP_CONTENT_DISPLAYED, true);
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jc.putClientProperty(WizardDescriptor.PROP_CONTENT_NUMBERED, true);
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}
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}
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}
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return panels;
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}
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private String[] createSteps() {
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String[] beforeSteps = (String[]) wizard.getProperty(WizardDescriptor.PROP_CONTENT_DATA);
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assert beforeSteps != null : "This wizard may only be used embedded in the template wizard";
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String[] res = new String[(beforeSteps.length - 1) + panels.size()];
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for (int i = 0; i < res.length; i++) {
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if (i < (beforeSteps.length - 1)) {
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res[i] = beforeSteps[i];
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} else {
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res[i] = panels.get(i - beforeSteps.length + 1).getComponent().getName();
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}
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}
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return res;
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}
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}

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