| /******************************************************************************* |
| * Copyright (c) 2009 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.e4.languages.internal.javascript.debug.ui; |
| |
| import java.io.File; |
| import java.util.HashMap; |
| |
| import org.eclipse.core.filesystem.EFS; |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.resources.ResourcesPlugin; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.Path; |
| import org.eclipse.debug.core.DebugException; |
| import org.eclipse.debug.core.model.IDebugTarget; |
| import org.eclipse.debug.core.model.IStackFrame; |
| import org.eclipse.debug.core.model.IThread; |
| import org.eclipse.debug.core.model.IValue; |
| import org.eclipse.debug.core.model.IVariable; |
| import org.eclipse.debug.ui.IDebugModelPresentationExtension; |
| import org.eclipse.debug.ui.IValueDetailListener; |
| import org.eclipse.e4.languages.javascript.debug.connect.JSONConstants; |
| import org.eclipse.e4.languages.javascript.debug.model.JSDIBreakpoint; |
| import org.eclipse.e4.languages.javascript.debug.model.JSDIFunctionBreakpoint; |
| import org.eclipse.e4.languages.javascript.debug.model.JSDILineBreakpoint; |
| import org.eclipse.e4.languages.javascript.debug.model.JSDIProperty; |
| import org.eclipse.e4.languages.javascript.debug.model.JSDIScriptLoadBreakpoint; |
| import org.eclipse.e4.languages.javascript.debug.model.JSDIValue; |
| import org.eclipse.e4.languages.javascript.debug.model.JSDIVariable; |
| import org.eclipse.jface.viewers.LabelProvider; |
| import org.eclipse.swt.graphics.Image; |
| import org.eclipse.ui.IEditorDescriptor; |
| import org.eclipse.ui.IEditorInput; |
| import org.eclipse.ui.PartInitException; |
| import org.eclipse.ui.ide.FileStoreEditorInput; |
| import org.eclipse.ui.ide.IDE; |
| import org.eclipse.ui.part.FileEditorInput; |
| import org.eclipse.wst.jsdt.core.Signature; |
| |
| /** |
| * Default model presentation for JSDI model elements |
| * |
| * @since 0.9 |
| */ |
| public class JSDIModelPresentation extends LabelProvider implements IDebugModelPresentationExtension { |
| |
| /** |
| * Qualified names presentation property (value <code>"DISPLAY_QUALIFIED_NAMES"</code>). |
| * When <code>DISPLAY_QUALIFIED_NAMES</code> is set to <code>True</code>, |
| * this label provider should use fully qualified type names when rendering elements. |
| * When set to <code>False</code>, this label provider should use simple |
| * names when rendering elements. |
| * @see #setAttribute(String, Object) |
| */ |
| static final String DISPLAY_QUALIFIED_NAMES = "DISPLAY_QUALIFIED_NAMES"; //$NON-NLS-1$ |
| |
| /** |
| * Map of attributes set from the debug model - i.e. things like if qualified names are being shown or not |
| */ |
| HashMap attributes = null; |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.ui.IDebugModelPresentationExtension#requiresUIThread(java.lang.Object) |
| */ |
| public boolean requiresUIThread(Object element) { |
| return false; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.ui.IDebugModelPresentation#computeDetail(org.eclipse.debug.core.model.IValue, org.eclipse.debug.ui.IValueDetailListener) |
| */ |
| public void computeDetail(IValue value, IValueDetailListener listener) { |
| JSDIValue jsdivalue = (JSDIValue) value; |
| listener.detailComputed(value, jsdivalue.getDetailString()); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.ui.IDebugModelPresentation#setAttribute(java.lang.String, java.lang.Object) |
| */ |
| public void setAttribute(String attribute, Object value) { |
| if(this.attributes == null) { |
| this.attributes = new HashMap(); |
| } |
| this.attributes.put(attribute, value); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.viewers.BaseLabelProvider#dispose() |
| */ |
| public void dispose() { |
| if(this.attributes != null) { |
| this.attributes.clear(); |
| this.attributes = null; |
| } |
| super.dispose(); |
| } |
| |
| /** |
| * @return true is qualified names are being shown in the various debug views |
| */ |
| boolean showQualifiedNames() { |
| if(this.attributes != null) { |
| Boolean show = (Boolean) this.attributes.get(DISPLAY_QUALIFIED_NAMES); |
| if(show != null) { |
| return show.booleanValue(); |
| } |
| } |
| //TODO hack to always return qualified names until the toggle action is platform available |
| return true; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.viewers.LabelProvider#getText(java.lang.Object) |
| */ |
| public String getText(Object element) { |
| try { |
| if(element instanceof IDebugTarget) { |
| return ((IDebugTarget)element).getName(); |
| } |
| if(element instanceof IStackFrame) { |
| return ((IStackFrame)element).getName(); |
| } |
| if(element instanceof IThread) { |
| return ((IThread)element).getName(); |
| } |
| if(element instanceof IVariable) { |
| return ((IVariable)element).getName(); |
| } |
| if(element instanceof IValue) { |
| return ((IValue)element).getValueString(); |
| } |
| if(element instanceof JSDILineBreakpoint) { |
| return getLineBreakpointText((JSDILineBreakpoint) element); |
| } |
| if(element instanceof JSDIFunctionBreakpoint) { |
| return getFunctionBreakpointText((JSDIFunctionBreakpoint) element); |
| } |
| if(element instanceof JSDIScriptLoadBreakpoint) { |
| return getScriptLoadBreakpointText((JSDIScriptLoadBreakpoint) element); |
| } |
| } |
| catch(CoreException ce) { |
| //TODO log this |
| ce.printStackTrace(); |
| } |
| return element.toString(); |
| } |
| |
| /** |
| * Returns the text for a line breakpoint |
| * @param breakpoint |
| * @return the breakpoint text |
| * @throws CoreException |
| */ |
| String getLineBreakpointText(JSDILineBreakpoint breakpoint) throws CoreException { |
| String path = getElementPath(breakpoint.getScriptPath()); |
| StringBuffer buffer = new StringBuffer(); |
| buffer.append(path).append(" [line: ").append(breakpoint.getLineNumber()).append("]"); |
| int hitcount = breakpoint.getHitCount(); |
| if(hitcount > 0) { |
| buffer.append(" [hit count: ").append(hitcount).append("]"); |
| } |
| if(breakpoint.isConditionEnabled()) { |
| buffer.append(" [conditional]"); |
| } |
| if(breakpoint.getSuspendPolicy() == JSDIBreakpoint.SUSPEND_TARGET) { |
| buffer.append(" [Suspend VM]"); |
| } |
| return buffer.toString(); |
| } |
| |
| /** |
| * Returns the text for a method breakpoint |
| * @param breakpoint |
| * @return the breakpoint text |
| * @throws CoreException |
| */ |
| String getFunctionBreakpointText(JSDIFunctionBreakpoint breakpoint) throws CoreException { |
| String path = getElementPath(breakpoint.getScriptPath()); |
| StringBuffer buffer = new StringBuffer(); |
| String method = Signature.toString(breakpoint.getSignature(), breakpoint.getFunctionName(), null, false, false); |
| buffer.append(path).append(" - ").append(method); |
| if(breakpoint.isEntry()) { |
| if(breakpoint.isExit()) { |
| buffer.append(" [entry and exit]"); |
| } |
| else { |
| buffer.append(" [entry]"); |
| } |
| } |
| else if(breakpoint.isExit()) { |
| buffer.append(" [exit]"); |
| } |
| int hitcount = breakpoint.getHitCount(); |
| if(hitcount > 0) { |
| buffer.append(" [hit count: ").append(hitcount).append("]"); |
| } |
| if(breakpoint.isConditionEnabled()) { |
| buffer.append(" [conditional]"); |
| } |
| if(breakpoint.getSuspendPolicy() == JSDIBreakpoint.SUSPEND_TARGET) { |
| buffer.append(" [Suspend VM]"); |
| } |
| return buffer.toString(); |
| } |
| |
| /** |
| * Returns the text for a script load breakpoint |
| * @param breakpoint |
| * @return the breakpoint text |
| * @throws CoreException |
| */ |
| String getScriptLoadBreakpointText(JSDIScriptLoadBreakpoint breakpoint) throws CoreException { |
| String path = getElementPath(breakpoint.getScriptPath()); |
| StringBuffer buffer = new StringBuffer(); |
| buffer.append(path); |
| int hitcount = breakpoint.getHitCount(); |
| if(hitcount > 0) { |
| buffer.append(" [hit count: ").append(hitcount).append("]"); |
| } |
| if(breakpoint.getSuspendPolicy() == JSDIBreakpoint.SUSPEND_TARGET) { |
| buffer.append(" [Suspend VM]"); |
| } |
| return buffer.toString(); |
| } |
| |
| /** |
| * Returns the path of the element based on if qualified names are being shown |
| * @param path |
| * @return |
| */ |
| String getElementPath(String path) { |
| IPath epath = new Path(path); |
| if(showQualifiedNames()) { |
| return epath.toOSString(); |
| } |
| return epath.lastSegment(); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.viewers.LabelProvider#getImage(java.lang.Object) |
| */ |
| public Image getImage(Object element) { |
| try { |
| if(element instanceof JSDIVariable) { |
| JSDIVariable var = (JSDIVariable) element; |
| return getImageFromType(var.getReferenceTypeName()); |
| } |
| if(element instanceof JSDIProperty) { |
| JSDIProperty property = (JSDIProperty) element; |
| return getImageFromType(property.getReferenceTypeName()); |
| } |
| if(element instanceof JSDILineBreakpoint || element instanceof JSDIFunctionBreakpoint) { |
| JSDIBreakpoint breakpoint = (JSDIBreakpoint) element; |
| int flags = computeBreakpointAdornmentFlags(breakpoint); |
| if(breakpoint.isEnabled()) { |
| return JSDIImageRegistry.getImage(new JSDIImageDescriptor(JSDIImageRegistry.getSharedImage(ISharedImages.IMG_BRKP), flags)); |
| } |
| return JSDIImageRegistry.getImage(new JSDIImageDescriptor(JSDIImageRegistry.getSharedImage(ISharedImages.IMG_BRKP_DISABLED), flags)); |
| } |
| if(element instanceof JSDIScriptLoadBreakpoint) { |
| JSDIBreakpoint breakpoint = (JSDIBreakpoint) element; |
| int flags = computeBreakpointAdornmentFlags(breakpoint); |
| if(breakpoint.isEnabled()) { |
| return JSDIImageRegistry.getImage(new JSDIImageDescriptor(JSDIImageRegistry.getSharedImage(ISharedImages.IMG_SCRIPTBRKP), flags)); |
| } |
| return JSDIImageRegistry.getImage(new JSDIImageDescriptor(JSDIImageRegistry.getSharedImage(ISharedImages.IMG_BRKP_DISABLED), flags)); |
| } |
| } |
| catch(DebugException de) { |
| //TODO log this |
| de.printStackTrace(); |
| } |
| catch(CoreException ce) { |
| //TODO log this |
| ce.printStackTrace(); |
| } |
| return null; |
| } |
| |
| /** |
| * Computes the flags for overlay adornments for a breakpoint image for the given breakpoint |
| * @param breakpoint |
| * @return the or'd set of flags describing the required overlays for the given breakpoint |
| * @see {@link JSDIImageDescriptor} for the complete list of accepted flags |
| */ |
| int computeBreakpointAdornmentFlags(JSDIBreakpoint breakpoint) { |
| int flags = 0; |
| try { |
| if (breakpoint.isEnabled()) { |
| flags |= JSDIImageDescriptor.ENABLED; |
| } |
| if (breakpoint.isInstalled()) { |
| flags |= JSDIImageDescriptor.INSTALLED; |
| } |
| if (breakpoint instanceof JSDILineBreakpoint) { |
| if (((JSDILineBreakpoint)breakpoint).isConditionEnabled()) { |
| flags |= JSDIImageDescriptor.CONDITIONAL; |
| } |
| } |
| if (breakpoint instanceof JSDIFunctionBreakpoint) { |
| JSDIFunctionBreakpoint mBreakpoint= (JSDIFunctionBreakpoint)breakpoint; |
| if (mBreakpoint.isEntry()) { |
| flags |= JSDIImageDescriptor.ENTRY; |
| } |
| if (mBreakpoint.isExit()) { |
| flags |= JSDIImageDescriptor.EXIT; |
| } |
| } |
| } |
| catch (CoreException e) {} |
| return flags; |
| } |
| |
| /** |
| * Returns the specific image for the given type |
| * @param type |
| * @return the image |
| */ |
| Image getImageFromType(String type) { |
| if (type.equalsIgnoreCase(JSONConstants.FUNCTION)) { |
| return JSDIImageRegistry.getSharedImage(ISharedImages.IMG_SCRIPT); |
| } |
| return JSDIImageRegistry.getSharedImage(ISharedImages.IMG_LOCAL_VAR); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.ui.ISourcePresentation#getEditorId(org.eclipse.ui.IEditorInput, java.lang.Object) |
| */ |
| public String getEditorId(IEditorInput input, Object element) { |
| try { |
| IEditorDescriptor descriptor = IDE.getEditorDescriptor(input.getName()); |
| return descriptor.getId(); |
| } catch (PartInitException e) { |
| return null; |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.ui.ISourcePresentation#getEditorInput(java.lang.Object) |
| */ |
| public IEditorInput getEditorInput(Object element) { |
| if(element instanceof File) { |
| return new FileStoreEditorInput(EFS.getLocalFileSystem().fromLocalFile((File) element)); |
| } |
| if(element instanceof IFile) { |
| return new FileEditorInput((IFile) element); |
| } |
| if(element instanceof JSDIScriptLoadBreakpoint) { |
| try { |
| JSDIScriptLoadBreakpoint bp = (JSDIScriptLoadBreakpoint) element; |
| IResource resource = ResourcesPlugin.getWorkspace().getRoot().findMember(new Path(bp.getScriptPath())); |
| if(resource.getType() == IResource.FILE) { |
| return new FileEditorInput((IFile) resource); |
| } |
| } |
| catch(CoreException ce) { |
| //TODO log this |
| ce.printStackTrace(); |
| } |
| } |
| if(element instanceof JSDIBreakpoint) { |
| IResource resource = ((JSDIBreakpoint)element).getMarker().getResource(); |
| if(resource.getType() == IResource.FILE) { |
| return new FileEditorInput((IFile) resource); |
| } |
| } |
| return null; |
| } |
| |
| } |