Author: koen.aers(a)jboss.com Date: 2008-08-06 07:52:25 -0400 (Wed, 06 Aug 2008) New Revision: 9564 Added: trunk/flow/plugins/org.jboss.tools.flow.common/plugin.xml trunk/flow/plugins/org.jboss.tools.flow.common/schema/ trunk/flow/plugins/org.jboss.tools.flow.common/schema/languages.exsd trunk/flow/plugins/org.jboss.tools.flow.common/src/org/jboss/tools/flow/common/registry/ trunk/flow/plugins/org.jboss.tools.flow.common/src/org/jboss/tools/flow/common/registry/LanguageRegistry.java Modified: trunk/flow/plugins/org.jboss.tools.flow.common/build.properties trunk/flow/plugins/org.jboss.tools.flow.common/src/org/jboss/tools/flow/common/editor/GenericModelEditor.java Log: add language pluggability Modified: trunk/flow/plugins/org.jboss.tools.flow.common/build.properties =================================================================== --- trunk/flow/plugins/org.jboss.tools.flow.common/build.properties 2008-08-06 11:44:50 UTC (rev 9563) +++ trunk/flow/plugins/org.jboss.tools.flow.common/build.properties 2008-08-06 11:52:25 UTC (rev 9564) @@ -4,5 +4,6 @@ build.properties,\ META-INF/ bin.includes = .,\ - META-INF/ + META-INF/,\ + plugin.xml output.. = bin/ Added: trunk/flow/plugins/org.jboss.tools.flow.common/plugin.xml =================================================================== --- trunk/flow/plugins/org.jboss.tools.flow.common/plugin.xml (rev 0) +++ trunk/flow/plugins/org.jboss.tools.flow.common/plugin.xml 2008-08-06 11:52:25 UTC (rev 9564) @@ -0,0 +1,6 @@ +<?xml version="1.0" encoding="UTF-8"?> +<?eclipse version="3.2"?> +<plugin> + <extension-point id="languages" name="JBoss Tools Flow Language Extensions" schema="schema/languages.exsd"/> + +</plugin> Added: trunk/flow/plugins/org.jboss.tools.flow.common/schema/languages.exsd =================================================================== --- trunk/flow/plugins/org.jboss.tools.flow.common/schema/languages.exsd (rev 0) +++ trunk/flow/plugins/org.jboss.tools.flow.common/schema/languages.exsd 2008-08-06 11:52:25 UTC (rev 9564) @@ -0,0 +1,113 @@ +<?xml version='1.0' encoding='UTF-8'?> +<!-- Schema file written by PDE --> +<schema targetNamespace="org.jboss.tools.flow.common" xmlns="http://www.w3.org/2001/XMLSchema"> +<annotation> + <appinfo> + <meta.schema plugin="org.jboss.tools.flow.common" id="language" name="JBoss Tools Flow Language Extensions"/> + </appinfo> + <documentation> + This extension points enables to register domain specific languages that can be edited as graphs or flows. The language is associated with an appropriate editor. + </documentation> + </annotation> + + <element name="extension"> + <annotation> + <appinfo> + <meta.element /> + </appinfo> + </annotation> + <complexType> + <sequence minOccurs="1" maxOccurs="unbounded"> + <element ref="language"/> + </sequence> + <attribute name="point" type="string" use="required"> + <annotation> + <documentation> + + </documentation> + </annotation> + </attribute> + <attribute name="id" type="string"> + <annotation> + <documentation> + + </documentation> + </annotation> + </attribute> + <attribute name="name" type="string"> + <annotation> + <documentation> + + </documentation> + <appinfo> + <meta.attribute translatable="true"/> + </appinfo> + </annotation> + </attribute> + </complexType> + </element> + + <element name="language"> + <complexType> + <attribute name="id" type="string" use="required"> + <annotation> + <documentation> + + </documentation> + </annotation> + </attribute> + <attribute name="name" type="string"> + <annotation> + <documentation> + + </documentation> + </annotation> + </attribute> + <attribute name="editor" type="string" use="required"> + <annotation> + <documentation> + + </documentation> + </annotation> + </attribute> + </complexType> + </element> + + <annotation> + <appinfo> + <meta.section type="since"/> + </appinfo> + <documentation> + [Enter the first release in which this extension point appears.] + </documentation> + </annotation> + + <annotation> + <appinfo> + <meta.section type="examples"/> + </appinfo> + <documentation> + [Enter extension point usage example here.] + </documentation> + </annotation> + + <annotation> + <appinfo> + <meta.section type="apiinfo"/> + </appinfo> + <documentation> + [Enter API information here.] + </documentation> + </annotation> + + <annotation> + <appinfo> + <meta.section type="implementation"/> + </appinfo> + <documentation> + [Enter information about supplied implementation of this extension point.] + </documentation> + </annotation> + + +</schema> Modified: trunk/flow/plugins/org.jboss.tools.flow.common/src/org/jboss/tools/flow/common/editor/GenericModelEditor.java =================================================================== --- trunk/flow/plugins/org.jboss.tools.flow.common/src/org/jboss/tools/flow/common/editor/GenericModelEditor.java 2008-08-06 11:44:50 UTC (rev 9563) +++ trunk/flow/plugins/org.jboss.tools.flow.common/src/org/jboss/tools/flow/common/editor/GenericModelEditor.java 2008-08-06 11:52:25 UTC (rev 9564) @@ -61,8 +61,10 @@ import org.eclipse.swt.widgets.Display; import org.eclipse.ui.IEditorInput; import org.eclipse.ui.IEditorPart; +import org.eclipse.ui.IEditorSite; import org.eclipse.ui.IFileEditorInput; import org.eclipse.ui.IWorkbenchPart; +import org.eclipse.ui.PartInitException; import org.eclipse.ui.actions.ActionFactory; import org.eclipse.ui.actions.WorkspaceModifyOperation; import org.eclipse.ui.dialogs.SaveAsDialog; @@ -71,6 +73,7 @@ import org.jboss.tools.flow.common.Activator; import org.jboss.tools.flow.common.action.HorizontalAutoLayoutAction; import org.jboss.tools.flow.common.action.VerticalAutoLayoutAction; +import org.jboss.tools.flow.common.registry.LanguageRegistry; /** * Abstract implementation of a graphical editor. @@ -85,6 +88,8 @@ private PaletteRoot root; private OverviewOutlinePage overviewOutlinePage; + private String language; + public GenericModelEditor() { setEditDomain(new DefaultEditDomain(this)); } @@ -97,8 +102,27 @@ return model; } + public void init(IEditorSite site, IEditorInput input) + throws PartInitException { + super.init(site, input); + initializeEditDomain(); + initializeLanguage(); + } + + protected void initializeEditDomain() { + setEditDomain(new DefaultEditDomain(this)); + } + + protected void initializeLanguage() { + language = LanguageRegistry.getLanguageRegisteredFor(getSite().getId()); + } + + public String getLanguage() { + return language; + } + @SuppressWarnings("unchecked") - protected void createActions() { + protected void createActions() { super.createActions(); ActionRegistry registry = getActionRegistry(); @@ -162,20 +186,22 @@ IAction showGrid = new ToggleGridAction(getGraphicalViewer()); getActionRegistry().registerAction(showGrid); - - IAction layoutVertically = new VerticalAutoLayoutAction(getGraphicalViewer()); + + IAction layoutVertically = new VerticalAutoLayoutAction( + getGraphicalViewer()); getActionRegistry().registerAction(layoutVertically); - IAction layoutHorizontally = new HorizontalAutoLayoutAction(getGraphicalViewer()); + IAction layoutHorizontally = new HorizontalAutoLayoutAction( + getGraphicalViewer()); getActionRegistry().registerAction(layoutHorizontally); - ContextMenuProvider provider = new GenericContextMenuProvider( getGraphicalViewer(), getActionRegistry()); getGraphicalViewer().setContextMenu(provider); - getSite().registerContextMenu("org.jboss.tools.flow.editor.contextmenu", - provider, getGraphicalViewer()); + getSite().registerContextMenu( + "org.jboss.tools.flow.editor.contextmenu", provider, + getGraphicalViewer()); } - + protected abstract EditPartFactory createEditPartFactory(); protected void initializeGraphicalViewer() { @@ -293,11 +319,11 @@ initializeGraphicalViewer(); } } - + public IFile getFile() { - return ((IFileEditorInput) getEditorInput()).getFile(); + return ((IFileEditorInput) getEditorInput()).getFile(); } - + public IProject getProject() { IFile file = getFile(); if (file != null) { @@ -305,10 +331,10 @@ } return null; } - + protected abstract void createModel(InputStream is); - @SuppressWarnings("unchecked") + @SuppressWarnings("unchecked") public Object getAdapter(Class type) { if (type == IContentOutlinePage.class) { return getOverviewOutlinePage(); @@ -328,47 +354,47 @@ } return overviewOutlinePage; } - + public String getContributorId() { - return getSite().getId(); + return getSite().getId(); } - + /** - * Writes the content of this editor to the given stream. - * Possible formats are for example SWT.IMAGE_BMP, IMAGE_GIF, - * IMAGE_JPEG, IMAGE_PNG. + * Writes the content of this editor to the given stream. Possible formats + * are for example SWT.IMAGE_BMP, IMAGE_GIF, IMAGE_JPEG, IMAGE_PNG. + * * @param stream * @param format */ public void createImage(OutputStream stream, int format) { - SWTGraphics g = null; - GC gc = null; - Image image = null; - LayerManager layerManager = (LayerManager) - getGraphicalViewer().getEditPartRegistry().get(LayerManager.ID); - IFigure figure = layerManager.getLayer(LayerConstants.PRINTABLE_LAYERS); - Rectangle r = figure.getBounds(); - try { - image = new Image(Display.getDefault(), r.width, r.height); - gc = new GC(image); - g = new SWTGraphics(gc); - g.translate(r.x * -1, r.y * -1); - figure.paint(g); - ImageLoader imageLoader = new ImageLoader(); - imageLoader.data = new ImageData[] { image.getImageData() }; - imageLoader.save(stream, format); - } catch (Throwable t) { - Activator.log(t); - } finally { - if (g != null) { - g.dispose(); - } - if (gc != null) { - gc.dispose(); - } - if (image != null) { - image.dispose(); - } - } + SWTGraphics g = null; + GC gc = null; + Image image = null; + LayerManager layerManager = (LayerManager) getGraphicalViewer() + .getEditPartRegistry().get(LayerManager.ID); + IFigure figure = layerManager.getLayer(LayerConstants.PRINTABLE_LAYERS); + Rectangle r = figure.getBounds(); + try { + image = new Image(Display.getDefault(), r.width, r.height); + gc = new GC(image); + g = new SWTGraphics(gc); + g.translate(r.x * -1, r.y * -1); + figure.paint(g); + ImageLoader imageLoader = new ImageLoader(); + imageLoader.data = new ImageData[] { image.getImageData() }; + imageLoader.save(stream, format); + } catch (Throwable t) { + Activator.log(t); + } finally { + if (g != null) { + g.dispose(); + } + if (gc != null) { + gc.dispose(); + } + if (image != null) { + image.dispose(); + } + } } } Added: trunk/flow/plugins/org.jboss.tools.flow.common/src/org/jboss/tools/flow/common/registry/LanguageRegistry.java =================================================================== --- trunk/flow/plugins/org.jboss.tools.flow.common/src/org/jboss/tools/flow/common/registry/LanguageRegistry.java (rev 0) +++ trunk/flow/plugins/org.jboss.tools.flow.common/src/org/jboss/tools/flow/common/registry/LanguageRegistry.java 2008-08-06 11:52:25 UTC (rev 9564) @@ -0,0 +1,40 @@ +package org.jboss.tools.flow.common.registry; + +import java.util.HashMap; + +import org.eclipse.core.runtime.IConfigurationElement; +import org.eclipse.core.runtime.Platform; + +public class LanguageRegistry { + + private static final String languagesExtensionPointId = "org.jboss.tools.flow.common.languages"; + private static HashMap<String, String> languageMap = null; + + private static void initializeRegistry() { + languageMap = new HashMap<String, String>(); + IConfigurationElement[] configurationElements = + Platform.getExtensionRegistry().getConfigurationElementsFor(languagesExtensionPointId); + for (IConfigurationElement configElement: configurationElements) { + String id = configElement.getAttribute("id"); + String editor = configElement.getAttribute("editor"); + if (id != null && editor != null) { + languageMap.put(editor, id); + } + } + } + + public static boolean isLanguageRegisteredFor(String editorId) { + if (languageMap == null) { + initializeRegistry(); + } + return languageMap.containsKey(editorId); + } + + public static String getLanguageRegisteredFor(String editorId) { + if (languageMap == null) { + initializeRegistry(); + } + return languageMap.get(editorId); + } + +}