partually support editing multiple problems at the same time

codan/org.eclipse.cdt.codan.core/src/org/eclipse/cdt/codan/core/param/ListProblemPreference.java

@@ -211,6 +211,7 @@ public class ListProblemPreference extends AbstractProblemPreference implements
 
 	@Override
 	public void importValue(String str) {
+		if (str.length()==0) return;
 		StreamTokenizer tokenizer = getImportTokenizer(str);
 		try {
 			importValue(tokenizer);

codan/org.eclipse.cdt.codan.ui/src/org/eclipse/cdt/codan/internal/ui/actions/OpenProblemPreferences.java

@@ -1,5 +1,9 @@
 package org.eclipse.cdt.codan.internal.ui.actions;
 
+import java.util.ArrayList;
+import java.util.Iterator;
+
+import org.eclipse.cdt.codan.core.model.IProblem;
 import org.eclipse.cdt.codan.core.model.IProblemProfile;
 import org.eclipse.cdt.codan.internal.core.model.CodanProblem;
 import org.eclipse.cdt.codan.internal.core.model.CodanProblemMarker;
@@ -21,18 +25,24 @@ public class OpenProblemPreferences implements IObjectActionDelegate {
 
 	public void run(IAction action) {
 		if (selection instanceof IStructuredSelection) {
-			Object firstElement = ((IStructuredSelection) selection).getFirstElement(); // TODO support multiple
+			IStructuredSelection ss = (IStructuredSelection) selection;
-			if (firstElement instanceof IMarker) {
+			ArrayList<IProblem> list = new ArrayList<IProblem>();
-				IMarker marker = (IMarker) firstElement;
+			IResource resource = null;
+			for (Iterator<?> iterator = ss.iterator(); iterator.hasNext();) {
+				Object el = iterator.next();
+				if (el instanceof IMarker) {
+					IMarker marker = (IMarker) el;
 					String id = CodanProblemMarker.getProblemId(marker);
 					if (id == null)
 						return;
-				IResource resource = marker.getResource();
+					resource = marker.getResource();
 					IProblemProfile profile = CodanProblemMarker.getProfile(resource);
 					CodanProblem problem = ((CodanProblem) profile.findProblem(id));
-				new CustomizeProblemDialog(targetPart.getSite().getShell(), problem, resource).open();
+					list.add(problem);
 				}
 			}
+			new CustomizeProblemDialog(targetPart.getSite().getShell(), list.toArray(new IProblem[list.size()]), resource).open();
+		}
 	}
 
 	public void selectionChanged(IAction action, ISelection selection) {

codan/org.eclipse.cdt.codan.ui/src/org/eclipse/cdt/codan/internal/ui/dialogs/CustomizeProblemDialog.java

@@ -12,8 +12,11 @@ package org.eclipse.cdt.codan.internal.ui.dialogs;
 
 import org.eclipse.cdt.codan.core.model.IProblem;
 import org.eclipse.cdt.codan.core.model.IProblemWorkingCopy;
+import org.eclipse.cdt.codan.core.param.RootProblemPreference;
+import org.eclipse.cdt.codan.internal.core.model.CodanProblem;
 import org.eclipse.cdt.codan.internal.ui.CodanUIMessages;
 import org.eclipse.cdt.codan.internal.ui.widgets.CustomizeProblemComposite;
+import org.eclipse.cdt.codan.internal.ui.widgets.ParametersComposite;
 import org.eclipse.core.resources.IResource;
 import org.eclipse.jface.dialogs.TitleAreaDialog;
 import org.eclipse.swt.SWT;
@@ -29,6 +32,7 @@ import org.eclipse.swt.widgets.Shell;
 public class CustomizeProblemDialog extends TitleAreaDialog {
 	private CustomizeProblemComposite comp;
 	private IProblem problem;
+	private IProblem[] problems;
 	private IResource resource;
 
 	/**
@@ -36,13 +40,30 @@ public class CustomizeProblemDialog extends TitleAreaDialog {
 	 * @param selectedProblem
 	 * @param iResource
 	 */
-	public CustomizeProblemDialog(Shell parentShell, IProblem selectedProblem, IResource resource) {
+	public CustomizeProblemDialog(Shell parentShell, IProblem[] selectedProblems, IResource resource) {
 		super(parentShell);
-		this.problem = selectedProblem;
+		this.problems = selectedProblems;
+		this.problem = buildCombined(selectedProblems);
 		this.resource = resource;
 		setShellStyle(getShellStyle() | SWT.RESIZE);
 	}
 
+	/**
+	 * @param selectedProblems
+	 * @return
+	 */
+	private IProblem buildCombined(IProblem[] selectedProblems) {
+		if (selectedProblems.length == 1) {
+			return selectedProblems[0];
+		}
+		CodanProblem problem = new CodanProblem("multi", getTitle());
+		problem.setMessagePattern(ParametersComposite.NO_CHANGE);
+		problem.setPreference(new RootProblemPreference());
+		problem.setSeverity(selectedProblems[0].getSeverity());
+		problem.setEnabled(selectedProblems[0].isEnabled());
+		return problem;
+	}
+
 	/**
 	 * Stores edit values into problem working copy
 	 * 
@@ -63,7 +84,7 @@ public class CustomizeProblemDialog extends TitleAreaDialog {
 	@Override
 	protected Control createDialogArea(Composite parent) {
 		getShell().setText(CodanUIMessages.CustomizeProblemDialog_Title);
-		setTitle(problem.getName());
+		setTitle(getTitle());
 		setMessage(CodanUIMessages.CustomizeProblemDialog_Message);
 		Composite area = (Composite) super.createDialogArea(parent);
 		comp = new CustomizeProblemComposite(area, problem, resource);
@@ -73,6 +94,22 @@ public class CustomizeProblemDialog extends TitleAreaDialog {
 		return area;
 	}
 
+	/**
+	 * @return
+	 */
+	public String getTitle() {
+		if (problems.length == 1)
+			return problem.getName();
+		String b = ""; //$NON-NLS-1$
+		for (int i = 0; i < problems.length; i++) {
+			IProblem p = problems[i];
+			if (i != 0)
+				b += ", "; //$NON-NLS-1$
+			b += p.getName();
+		}
+		return b;
+	}
+
 	/*
 	 * (non-Javadoc)
 	 * 
@@ -80,7 +117,10 @@ public class CustomizeProblemDialog extends TitleAreaDialog {
 	 */
 	@Override
 	protected void okPressed() {
-		save((IProblemWorkingCopy) problem);
+		for (int i = 0; i < problems.length; i++) {
+			IProblemWorkingCopy wc = (IProblemWorkingCopy) problems[i];
+			save(wc);
+		}
 		super.okPressed();
 	}
 }

codan/org.eclipse.cdt.codan.ui/src/org/eclipse/cdt/codan/internal/ui/preferences/CodanPreferencePage.java

@@ -10,6 +10,9 @@
  *******************************************************************************/
 package org.eclipse.cdt.codan.internal.ui.preferences;
 
+import java.util.ArrayList;
+import java.util.Iterator;
+
 import org.eclipse.cdt.codan.core.CodanCorePlugin;
 import org.eclipse.cdt.codan.core.CodanRuntime;
 import org.eclipse.cdt.codan.core.model.ICheckersRegistry;
@@ -53,7 +56,7 @@ public class CodanPreferencePage extends FieldEditorOverlayPage implements IWork
 	private static final String EMPTY_STRING = ""; //$NON-NLS-1$
 	private IProblemProfile profile;
 	private ISelectionChangedListener problemSelectionListener;
-	private IProblem selectedProblem;
+	private ArrayList<IProblem> selectedProblems;
 	private Button infoButton;
 	private ProblemsTreeEditor checkedTreeEditor;
 
@@ -66,10 +69,14 @@ public class CodanPreferencePage extends FieldEditorOverlayPage implements IWork
 				if (infoButton != null) {
 					if (event.getSelection() instanceof ITreeSelection) {
 						ITreeSelection s = (ITreeSelection) event.getSelection();
-						if (s.getFirstElement() instanceof IProblem)
+						ArrayList<IProblem> list = new ArrayList<IProblem>();
-							setSelectedProblem((IProblem) s.getFirstElement());
+						for (Iterator iterator = s.iterator(); iterator.hasNext();) {
-						else
+							Object o = iterator.next();
-							setSelectedProblem(null);
+							if (o instanceof IProblem) {
+								list.add((IProblem) o);
+							}
+						}
+						setSelectedProblems(list);
 					}
 				}
 			}
@@ -141,8 +148,8 @@ public class CodanPreferencePage extends FieldEditorOverlayPage implements IWork
 	/**
 	 * @param selection
 	 */
-	protected void setSelectedProblem(IProblem problem) {
+	protected void setSelectedProblems(ArrayList<IProblem> list) {
-		this.selectedProblem = problem;
+		this.selectedProblems = list;
 		updateProblemInfo();
 	}
 
@@ -167,8 +174,11 @@ public class CodanPreferencePage extends FieldEditorOverlayPage implements IWork
 	}
 
 	private void saveWidgetValues() {
-		CodanUIActivator.getDefault().getDialogSettings()
+		CodanUIActivator
-				.put(getWidgetId(), selectedProblem == null ? EMPTY_STRING : selectedProblem.getId());
+				.getDefault()
+				.getDialogSettings()
+				.put(getWidgetId(),
+						(selectedProblems == null || selectedProblems.size() == 0) ? EMPTY_STRING : selectedProblems.get(0).getId());
 	}
 
 	private void restoreWidgetValues() {
@@ -176,7 +186,7 @@ public class CodanPreferencePage extends FieldEditorOverlayPage implements IWork
 		if (id != null && id.length() > 0 && checkedTreeEditor != null) {
 			checkedTreeEditor.getTreeViewer().setSelection(new StructuredSelection(profile.findProblem(id)), true);
 		} else {
-			setSelectedProblem(null);
+			setSelectedProblems(null);
 		}
 	}
 
@@ -188,7 +198,7 @@ public class CodanPreferencePage extends FieldEditorOverlayPage implements IWork
 	}
 
 	private void updateProblemInfo() {
-		if (selectedProblem == null) {
+		if (selectedProblems == null) {
 			infoButton.setEnabled(false);
 		} else {
 			infoButton.setEnabled(true);
@@ -205,9 +215,11 @@ public class CodanPreferencePage extends FieldEditorOverlayPage implements IWork
 	}
 
 	protected void openCustomizeDialog() {
-		if (selectedProblem == null)
+		if (selectedProblems == null || selectedProblems.size() == 0)
 			return;
-		CustomizeProblemDialog dialog = new CustomizeProblemDialog(getShell(), selectedProblem, (IResource) getElement());
+		CustomizeProblemDialog dialog = new CustomizeProblemDialog(getShell(), selectedProblems.toArray(new IProblem[selectedProblems
+				.size()]), (IResource) getElement());
 		dialog.open();
+		checkedTreeEditor.getTreeViewer().refresh(true);
 	}
 }

codan/org.eclipse.cdt.codan.ui/src/org/eclipse/cdt/codan/internal/ui/widgets/ParametersComposite.java

@@ -45,6 +45,7 @@ public class ParametersComposite extends Composite {
 	private static final String PREF_ENABLED = "enabled"; //$NON-NLS-1$
 	private static final String PREF_SEVERITY = "severity"; //$NON-NLS-1$
 	private static final String PREF_MESSAGE = "message"; //$NON-NLS-1$
+	public static final String NO_CHANGE = "<do not change>";
 	private FieldEditorPreferencePage page;
 	private IProblem problem;
 	private PreferenceStore prefStore;
@@ -70,6 +71,7 @@ public class ParametersComposite extends Composite {
 				String[][] entries = { { CodanSeverity.Error.toString(), CodanSeverity.Error.toString() }, //
 						{ CodanSeverity.Warning.toString(), CodanSeverity.Warning.toString() }, //
 						{ CodanSeverity.Info.toString(), CodanSeverity.Info.toString() }, //
+						{ NO_CHANGE, NO_CHANGE }, //
 				};
 				addField(new ComboFieldEditor(PREF_SEVERITY, CodanUIMessages.ParametersComposite_Severity, entries, getFieldEditorParent()));
 				addField(new StringFieldEditor(PREF_MESSAGE, CodanUIMessages.ParametersComposite_MessagePattern, getFieldEditorParent()));
@@ -183,17 +185,25 @@ public class ParametersComposite extends Composite {
 		} else {
 			initPrefStore(info);
 		}
-		prefStore.setValue(PREF_ENABLED, problem.isEnabled());
+		prefStore.setDefault(PREF_ENABLED, problem.isEnabled());
-		prefStore.setValue(PREF_SEVERITY, problem.getSeverity().toString());
+		if (problem.getMessagePattern() == NO_CHANGE) {
-		prefStore.setValue(PREF_MESSAGE, problem.getMessagePattern());
+			prefStore.setDefault(PREF_SEVERITY, NO_CHANGE);
+		} else {
+			prefStore.setDefault(PREF_SEVERITY, problem.getSeverity().toString());
+		}
+		prefStore.setDefault(PREF_MESSAGE, problem.getMessagePattern());
 	}
 
 	public void save(IProblemWorkingCopy problem) {
 		page.performOk();
 		savePrefStore(problem.getPreference());
 		problem.setEnabled(prefStore.getBoolean(PREF_ENABLED));
-		problem.setSeverity(CodanSeverity.valueOf(prefStore.getString(PREF_SEVERITY)));
+		String severity = prefStore.getString(PREF_SEVERITY);
-		problem.setMessagePattern(prefStore.getString(PREF_MESSAGE));
+		if (!severity.equals(NO_CHANGE))
+			problem.setSeverity(CodanSeverity.valueOf(severity));
+		String message = prefStore.getString(PREF_MESSAGE);
+		if (!message.equals(NO_CHANGE))
+			problem.setMessagePattern(message);
 	}
 
 	private void savePrefStore(IProblemPreference desc) {
@@ -237,22 +247,28 @@ public class ParametersComposite extends Composite {
 		String key = desc.getQualifiedKey();
 		switch (desc.getType()) {
 			case TYPE_STRING:
-				prefStore.setValue(key, (String) desc.getValue());
+				prefStore.setDefault(key, (String) desc.getValue());
+				//prefStore.setValue(key, (String) desc.getValue());
 				break;
 			case TYPE_BOOLEAN:
-				prefStore.setValue(key, (Boolean) desc.getValue());
+				prefStore.setDefault(key, (Boolean) desc.getValue());
+				//prefStore.setValue(key, (Boolean) desc.getValue());
 				break;
 			case TYPE_INTEGER:
-				prefStore.setValue(key, (Integer) desc.getValue());
+				prefStore.setDefault(key, (Integer) desc.getValue());
+				//prefStore.setValue(key, (Integer) desc.getValue());
 				break;
 			case TYPE_FILE:
-				prefStore.setValue(key, ((File) desc.getValue()).getPath());
+				prefStore.setDefault(key, ((File) desc.getValue()).getPath());
+				//prefStore.setValue(key, ((File) desc.getValue()).getPath());
 				break;
 			case TYPE_LIST:
-				prefStore.setValue(key, desc.exportValue());
+				prefStore.setDefault(key, desc.exportValue());
+				//prefStore.setValue(key, desc.exportValue());
 				break;
 			case TYPE_CUSTOM:
-				prefStore.setValue(key, desc.exportValue());
+				prefStore.setDefault(key, desc.exportValue());
+				//prefStore.setValue(key, desc.exportValue());
 				break;
 			case TYPE_MAP:
 				IProblemPreference[] childrenDescriptor = ((IProblemPreferenceCompositeDescriptor) desc).getChildDescriptors();