1 package org.simantics.modeling.ui.componentTypeEditor;
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3 import org.eclipse.core.runtime.IExecutableExtension;
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4 import org.eclipse.core.runtime.IProgressMonitor;
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5 import org.eclipse.jface.text.ITextListener;
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6 import org.eclipse.jface.text.TextEvent;
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7 import org.eclipse.swt.widgets.Composite;
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8 import org.eclipse.ui.IEditorInput;
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9 import org.eclipse.ui.IEditorSite;
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10 import org.eclipse.ui.PartInitException;
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11 import org.eclipse.ui.part.EditorPart;
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12 import org.simantics.Simantics;
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13 import org.simantics.databoard.Bindings;
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14 import org.simantics.db.ReadGraph;
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15 import org.simantics.db.Resource;
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16 import org.simantics.db.WriteGraph;
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17 import org.simantics.db.common.request.ResourceRead;
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18 import org.simantics.db.common.request.UniqueRead;
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19 import org.simantics.db.common.request.WriteRequest;
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20 import org.simantics.db.exception.DatabaseException;
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21 import org.simantics.db.layer0.util.Layer0Utils;
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22 import org.simantics.db.procedure.Listener;
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23 import org.simantics.layer0.Layer0;
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24 import org.simantics.scl.compiler.errors.CompilationError;
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25 import org.simantics.scl.ui.editor.SCLTextEditorNew;
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26 import org.simantics.scl.ui.editor.TextAndErrors;
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27 import org.simantics.structural2.scl.procedural.CompileProceduralComponentTypeRequest;
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28 import org.simantics.structural2.scl.procedural.ProceduralComponentTypeCompilationException;
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29 import org.simantics.ui.workbench.IResourceEditorInput;
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30 import org.simantics.ui.workbench.TitleUpdater;
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31 import org.simantics.utils.ui.ErrorLogger;
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32 import org.simantics.utils.ui.SWTUtils;
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34 public class SCLEditorBase extends EditorPart implements IExecutableExtension {
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35 Resource inputResource;
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36 SCLTextEditorNew editor;
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37 String originalText;
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39 protected TextAndErrors getTextAndErrors(ReadGraph graph, Resource resource) throws DatabaseException {
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40 Layer0 L0 = Layer0.getInstance(graph);
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41 String text = graph.getValue(resource, Bindings.STRING);
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42 Resource componentType = graph.getPossibleObject(inputResource, L0.PropertyOf);
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43 CompilationError[] errors = CompilationError.EMPTY_ARRAY;
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44 if(componentType != null) {
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46 graph.syncRequest(new CompileProceduralComponentTypeRequest(componentType));
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47 } catch(ProceduralComponentTypeCompilationException e) {
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51 return new TextAndErrors(text, errors);
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55 public void createPartControl(Composite parent) {
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56 editor = new SCLTextEditorNew(parent, 0);
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58 Simantics.getSession().asyncRequest(new ResourceRead<TextAndErrors>(inputResource) {
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60 public TextAndErrors perform(ReadGraph graph) throws DatabaseException {
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61 return getTextAndErrors(graph, inputResource);
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63 }, new Listener<TextAndErrors>() {
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65 public void execute(final TextAndErrors textAndErrors) {
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66 SWTUtils.asyncExec(editor, new Runnable() {
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70 if (editor.isDisposed())
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73 // FIXME Every graph change new overrides user's current modifications
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75 originalText = textAndErrors.text;
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76 boolean textDiffers = !originalText.equals(editor.getContent());
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77 editor.setContent(textDiffers ? originalText : null, textAndErrors.errors);
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78 firePropertyChange(PROP_DIRTY);
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80 // This condition is only true for the first time when the editor is initialized
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81 // This fixes platform issue #5192 https://www.simantics.org/redmine/issues/5192
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83 editor.getUndoManager().reset();
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89 public void exception(Throwable t) {
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90 ErrorLogger.defaultLogError(t);
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94 public boolean isDisposed() {
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95 return editor.isDisposed();
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100 editor.viewer.addTextListener(new ITextListener() {
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102 public void textChanged(TextEvent event) {
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103 firePropertyChange(PROP_DIRTY);
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109 public void setFocus() {
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113 protected void save(WriteGraph graph, Resource resource, String text) throws DatabaseException {
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114 graph.claimValue(resource, text);
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118 public void doSave(IProgressMonitor monitor) {
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119 this.originalText = editor.getContent();
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120 firePropertyChange(PROP_DIRTY);
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122 Simantics.getSession().syncRequest(new WriteRequest() {
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124 public void perform(WriteGraph graph) throws DatabaseException {
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125 graph.markUndoPoint();
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126 save(graph, inputResource, originalText);
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127 Layer0Utils.addCommentMetadata(graph, "Saved SCL Module " + graph.getRelatedValue2(inputResource, Layer0.getInstance(graph).HasName, Bindings.STRING));
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130 } catch (DatabaseException e) {
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131 e.printStackTrace();
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136 public void doSaveAs() {
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139 protected String computeTitle(ReadGraph graph, Resource inputResource) throws DatabaseException {
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140 Layer0 L0 = Layer0.getInstance(graph);
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141 Resource parent = graph.getPossibleObject(inputResource, L0.PropertyOf);
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143 return "No parent";
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144 return graph.getPossibleRelatedValue(parent, L0.HasName) + " (Code)";
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148 public void init(IEditorSite site, final IEditorInput input)
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149 throws PartInitException {
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152 this.inputResource = ((IResourceEditorInput)input).getResource();
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154 Simantics.getSession().asyncRequest(
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155 new UniqueRead<String>() {
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157 public String perform(ReadGraph graph) throws DatabaseException {
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158 return computeTitle(graph, inputResource);
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161 new TitleUpdater(site.getShell().getDisplay(), partName -> {
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162 setPartName(partName);
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163 setTitleToolTip(partName);
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164 }, () -> editor != null && editor.isDisposed()));
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168 public boolean isDirty() {
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169 return !editor.getContent().equals(originalText);
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173 public boolean isSaveAsAllowed() {
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