X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.modeling.ui%2Fsrc%2Forg%2Fsimantics%2Fmodeling%2Fui%2FcomponentTypeEditor%2FSCLModuleEditorDocumentProvider.java;fp=bundles%2Forg.simantics.modeling.ui%2Fsrc%2Forg%2Fsimantics%2Fmodeling%2Fui%2FcomponentTypeEditor%2FSCLModuleEditorDocumentProvider.java;h=35265ce509f56cc66011a6f2c6c6232b1d9ee5df;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/componentTypeEditor/SCLModuleEditorDocumentProvider.java b/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/componentTypeEditor/SCLModuleEditorDocumentProvider.java
new file mode 100644
index 000000000..35265ce50
--- /dev/null
+++ b/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/componentTypeEditor/SCLModuleEditorDocumentProvider.java
@@ -0,0 +1,172 @@
+package org.simantics.modeling.ui.componentTypeEditor;
+
+import java.io.PrintWriter;
+import java.io.StringWriter;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.jface.operation.IRunnableContext;
+import org.eclipse.jface.text.Document;
+import org.eclipse.jface.text.IDocument;
+import org.eclipse.jface.text.Position;
+import org.eclipse.jface.text.source.Annotation;
+import org.eclipse.jface.text.source.AnnotationModel;
+import org.eclipse.jface.text.source.IAnnotationModel;
+import org.eclipse.ui.texteditor.AbstractDocumentProvider;
+import org.simantics.Simantics;
+import org.simantics.databoard.Bindings;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.WriteGraph;
+import org.simantics.db.common.request.ReadRequest;
+import org.simantics.db.common.request.UniqueRead;
+import org.simantics.db.common.request.WriteRequest;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.layer0.util.Layer0Utils;
+import org.simantics.layer0.Layer0;
+import org.simantics.scl.compiler.errors.CompilationError;
+import org.simantics.scl.compiler.errors.Failable;
+import org.simantics.scl.compiler.errors.Failure;
+import org.simantics.scl.compiler.errors.Locations;
+import org.simantics.scl.compiler.module.Module;
+import org.simantics.scl.compiler.module.repository.UpdateListener;
+import org.simantics.scl.osgi.SCLOsgi;
+import org.simantics.scl.runtime.SCLContext;
+import org.simantics.scl.ui.editor.SCLSourceViewerConfigurationNew;
+import org.simantics.ui.workbench.ResourceEditorInput;
+import org.simantics.utils.logging.TimeLogger;
+
+public class SCLModuleEditorDocumentProvider extends AbstractDocumentProvider {
+
+    protected Resource resource;
+    protected String currentText;
+    protected boolean errorHappened;
+
+    protected AnnotationModel annotationModel = new AnnotationModel();
+    private final SCLSourceViewerConfigurationNew sourceViewer;
+
+    public SCLModuleEditorDocumentProvider(SCLSourceViewerConfigurationNew sourceViewer) {
+        this.sourceViewer = sourceViewer;
+    }
+
+    @Override
+    protected IDocument createDocument(Object element) throws CoreException {
+        ResourceEditorInput input = (ResourceEditorInput)element;
+        resource = input.getResource();
+        try {
+            return Simantics.getSession().syncRequest(new UniqueRead<Document>() {
+                @Override
+                public Document perform(ReadGraph graph) throws DatabaseException {
+                    Layer0 L0 = Layer0.getInstance(graph);
+                    currentText = graph.getRelatedValue(resource, L0.SCLModule_definition, Bindings.STRING);
+                    errorHappened = false;
+                    return new Document(currentText != null ? currentText : "");
+                }
+            });
+        } catch (DatabaseException e) {
+            StringWriter sw = new StringWriter();
+            PrintWriter pw = new PrintWriter(sw);
+            e.printStackTrace(pw);
+            errorHappened = true;
+            return new Document(sw.toString());
+        }
+    }
+
+    // While this editor is active we do not want that this listener gets collected
+    private UpdateListener listener = new UpdateListener() {
+        @Override
+        public void notifyAboutUpdate() {
+            updateAnnotations();
+        }
+    };
+
+    protected void updateAnnotations() {
+        Simantics.getSession().asyncRequest(new ReadRequest() {
+            @Override
+            public void run(ReadGraph graph) throws DatabaseException {
+                if (!graph.hasStatement(resource))
+                    return;
+                String moduleName = graph.getURI(resource);
+                SCLContext context = SCLContext.getCurrent();
+                context.put("graph", graph);
+                Failable<Module> result = SCLOsgi.MODULE_REPOSITORY.getModule(moduleName, listener);
+                
+                if(result instanceof Failure) {
+                    Failure failure = (Failure)result;
+                    setAnnotations(Arrays.asList(failure.errors));
+                }
+                else {
+                    setAnnotations(Collections.<CompilationError>emptyList());
+                }
+                
+                SCLModuleEditorDocumentProvider.this.sourceViewer.updateCompletionAssistModuleName(moduleName);
+            }
+        });
+    }
+
+    protected void setAnnotations(List<CompilationError> errors) {
+        synchronized(annotationModel.getLockObject()) {
+            annotationModel.removeAllAnnotations();
+            for(CompilationError error : errors) {
+                Annotation annotation = new Annotation("org.eclipse.ui.workbench.texteditor.error", true,
+                        error.description);
+                int begin = Locations.beginOf(error.location);
+                int end = Locations.endOf(error.location);
+                Position position = new Position(begin, end - begin);
+                annotationModel.addAnnotation(annotation, position);
+            }
+        }
+    }
+
+    boolean annotationsInitialized = false;
+
+    @Override
+    protected IAnnotationModel createAnnotationModel(Object element)
+            throws CoreException {
+        if(!annotationsInitialized) {
+            updateAnnotations();
+            annotationsInitialized = true;
+        }
+        return annotationModel;
+    }
+
+    @Override
+    protected void doSaveDocument(IProgressMonitor monitor, Object element,
+            IDocument document, boolean overwrite) throws CoreException {
+        TimeLogger.resetTimeAndLog("SCLModuleEditorDocumentProvider.doSaveDocument");
+        currentText = document.get();
+        Simantics.getSession().asyncRequest(new WriteRequest() {
+            @Override
+            public void perform(WriteGraph graph) throws DatabaseException {
+                graph.markUndoPoint();
+                Layer0 L0 = Layer0.getInstance(graph);
+                graph.claimLiteral(resource, L0.SCLModule_definition, currentText, Bindings.STRING);
+                Layer0Utils.addCommentMetadata(graph, "Saved SCL Module " + graph.getRelatedValue2(resource, Layer0.getInstance(graph).HasName, Bindings.STRING));
+            }
+        });
+    }
+
+    @Override
+    protected IRunnableContext getOperationRunner(IProgressMonitor monitor) {
+        return null;
+    }
+
+    @Override
+    public boolean isModifiable(Object element) {
+        return !errorHappened;
+    }
+
+    @Override
+    public boolean isReadOnly(Object element) {
+        return errorHappened;
+    }
+
+    @Override
+    public boolean canSaveDocument(Object element) {
+        return !errorHappened && !getDocument(element).get().equals(currentText);
+    }
+
+}