/*******************************************************************************
* Copyright (c) 2009 STMicroelectronics.
* 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:
* Xavier Raynaud <xavier.raynaud@st.com> - initial API and implementation
*******************************************************************************/
package org.eclipse.linuxtools.binutils.link2source;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Iterator;
import org.eclipse.cdt.debug.core.CDebugCorePlugin;
import org.eclipse.cdt.debug.core.sourcelookup.MappingSourceContainer;
import org.eclipse.cdt.debug.internal.core.sourcelookup.MapEntrySourceContainer;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Path;
import org.eclipse.core.runtime.Status;
import org.eclipse.core.runtime.preferences.InstanceScope;
import org.eclipse.debug.core.sourcelookup.AbstractSourceLookupDirector;
import org.eclipse.debug.core.sourcelookup.ISourceContainer;
import org.eclipse.debug.ui.sourcelookup.CommonSourceNotFoundEditor;
import org.eclipse.jface.preference.PreferenceDialog;
import org.eclipse.jface.window.Window;
import org.eclipse.linuxtools.internal.Activator;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.FileDialog;
import org.eclipse.ui.IEditorInput;
import org.osgi.service.prefs.BackingStoreException;
/**
* Editor that lets you select a replacement for the missing source file and modifies the source locator accordingly.
*
*/
public class STCSourceNotFoundEditor extends CommonSourceNotFoundEditor {
private final static String foundMappingsContainerName = "Found Mappings"; //$NON-NLS-1$
/**
* @since 4.1
*/
public final static String ID = "org.eclipse.linuxtools.binutils.link2source.STCSourceNotFoundEditor"; //$NON-NLS-1$
private Button locateFileButton;
private Button editLookupButton;
/** Constructor */
public STCSourceNotFoundEditor() {
}
private IPath getMissingFile() {
IEditorInput i = this.getEditorInput();
if (i instanceof STCSourceNotFoundEditorInput) {
STCSourceNotFoundEditorInput input = (STCSourceNotFoundEditorInput) i;
return input.getSourcePath();
}
return null;
}
private int getLineNumber() {
IEditorInput i = this.getEditorInput();
if (i instanceof STCSourceNotFoundEditorInput) {
STCSourceNotFoundEditorInput input = (STCSourceNotFoundEditorInput) i;
return input.getLineNumber();
}
return -1;
}
private IProject getProject() {
IEditorInput i = this.getEditorInput();
if (i instanceof STCSourceNotFoundEditorInput) {
STCSourceNotFoundEditorInput input = (STCSourceNotFoundEditorInput) i;
return input.getProject();
}
return null;
}
@Override
public void setInput(IEditorInput input) {
super.setInput(input);
syncButtons();
}
private boolean isValidMissingFile() {
IPath p = getMissingFile();
return (p != null && !p.toString().isEmpty());
}
private void syncButtons() {
boolean v = isValidMissingFile();
if (locateFileButton != null) {
locateFileButton.setVisible(v);
}
if (editLookupButton != null) {
editLookupButton.setVisible(v);
}
}
@Override
protected String getText() {
boolean v = isValidMissingFile();
if (v) {
return Messages.STCSourceNotFoundEditor_cant_find_source_file + "\"" + getMissingFile() + "\" \n"; //$NON-NLS-1$ //$NON-NLS-2$
} else {
return Messages.STCSourceNotFoundEditor_no_source_available;
}
}
@Override
protected void createButtons(Composite parent) {
locateFileButton = new Button(parent, SWT.PUSH);
GridData data = new GridData();
data.grabExcessHorizontalSpace = false;
data.grabExcessVerticalSpace = false;
locateFileButton.setLayoutData(data);
locateFileButton.setText(Messages.STCSourceNotFoundEditor_locate_file);
locateFileButton.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent evt) {
locateFile();
}
});
editLookupButton = new Button(parent, SWT.PUSH);
editLookupButton.setLayoutData(data);
editLookupButton
.setText(Messages.STCSourceNotFoundEditor_edit_source_lookup_path);
editLookupButton.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent evt) {
editSourceLookupPath();
}
});
syncButtons();
}
@Override
protected void editSourceLookupPath() {
PreferenceDialog d = org.eclipse.ui.dialogs.PreferencesUtil.createPreferenceDialogOn(null,
"org.eclipse.cdt.debug.ui.SourcePreferencePage", null, null); //$NON-NLS-1$
if (d.open() == Window.OK) {
closeEditor();
openSourceFileAtLocation(getProject(), getMissingFile(), getLineNumber());
}
}
private void addSourceMappingToDirector(IPath missingPath, IPath newSourcePath,
AbstractSourceLookupDirector director) {
ArrayList<ISourceContainer> containerList = new ArrayList<>(Arrays.asList(director
.getSourceContainers()));
boolean hasFoundMappings = false;
MappingSourceContainer foundMappings = null;
for (Iterator<ISourceContainer> iter = containerList.iterator(); iter.hasNext() && !hasFoundMappings;) {
ISourceContainer container = iter.next();
if (container instanceof MappingSourceContainer) {
hasFoundMappings = container.getName().equals(foundMappingsContainerName);
if (hasFoundMappings) {
foundMappings = (MappingSourceContainer) container;
}
}
}
if (!hasFoundMappings) {
foundMappings = new MappingSourceContainer(foundMappingsContainerName);
foundMappings.init(director);
containerList.add(foundMappings);
}
foundMappings.addMapEntry(new MapEntrySourceContainer(missingPath.toOSString(), newSourcePath));
director.setSourceContainers(containerList.toArray(new ISourceContainer[containerList.size()]));
}
private void addSourceMappingToCommon(IPath missingPath, IPath newSourcePath) throws CoreException {
AbstractSourceLookupDirector director = CDebugCorePlugin.getDefault().getCommonSourceLookupDirector();
addSourceMappingToDirector(missingPath, newSourcePath, director);
try {
InstanceScope.INSTANCE.getNode(CDebugCorePlugin.PLUGIN_ID).flush();
} catch (BackingStoreException e) {
IStatus status = new Status(IStatus.ERROR, Activator.PLUGIN_ID, 0,
Messages.STCSourceNotFoundEditor_failed_saving_settings_for_content_type + CDebugCorePlugin.PLUGIN_ID, e);
throw new CoreException(status);
}
}
private void locateFile() {
FileDialog dialog = new FileDialog(getEditorSite().getShell(), SWT.NONE);
IPath missingPath = getMissingFile();
dialog.setFilterNames(new String[] { Messages.STCSourceNotFoundEditor_missing_source_file });
dialog.setFilterExtensions(new String[] { "*." + missingPath.getFileExtension() }); //$NON-NLS-1$
String res = dialog.open();
if (res != null) {
Path newPath = new Path(res);
if (newPath.lastSegment().equalsIgnoreCase(missingPath.lastSegment())) {
if (missingPath.segmentCount() > 1) {
int missingPathSegCount = missingPath.segmentCount() - 2;
int newPathSegCount = newPath.segmentCount() - 2;
while (missingPathSegCount >= 0 && newPathSegCount >= 0) {
if (!newPath.segment(newPathSegCount)
.equalsIgnoreCase(missingPath.segment(missingPathSegCount))) {
break;
}
newPathSegCount--;
missingPathSegCount--;
}
IPath compPath = missingPath.removeLastSegments(missingPath.segmentCount() - missingPathSegCount
- 1);
IPath newSourcePath = newPath.removeLastSegments(newPath.segmentCount() - newPathSegCount - 1);
try {
addSourceMappingToCommon(compPath, newSourcePath);
} catch (CoreException e) {
}
}
openSourceFileAtLocation(getProject(), newPath, getLineNumber());
closeEditor();
}
}
}
protected void openSourceFileAtLocation(IProject project, IPath sourceLoc, int lineNumber) {
STLink2SourceSupport.openSourceFileAtLocation(project, sourceLoc, lineNumber);
}
}