/*******************************************************************************
* Copyright (c) 2000, 2017 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
*
*******************************************************************************/
package org.eclipse.dltk.internal.ui.wizards.buildpath;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.eclipse.core.resources.IContainer;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.IWorkspaceRoot;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.Path;
import org.eclipse.dltk.core.DLTKCore;
import org.eclipse.dltk.core.IModelStatus;
import org.eclipse.dltk.internal.core.BuildpathEntry;
import org.eclipse.dltk.internal.ui.wizards.NewWizardMessages;
import org.eclipse.dltk.internal.ui.wizards.dialogfields.DialogField;
import org.eclipse.dltk.internal.ui.wizards.dialogfields.IDialogFieldListener;
import org.eclipse.dltk.internal.ui.wizards.dialogfields.IListAdapter;
import org.eclipse.dltk.internal.ui.wizards.dialogfields.LayoutUtil;
import org.eclipse.dltk.internal.ui.wizards.dialogfields.ListDialogField;
import org.eclipse.dltk.ui.DLTKPluginImages;
import org.eclipse.dltk.ui.DLTKUIPlugin;
import org.eclipse.dltk.ui.dialogs.StatusInfo;
import org.eclipse.dltk.ui.viewsupport.ImageDescriptorRegistry;
import org.eclipse.dltk.ui.wizards.NewElementWizardPage;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.viewers.ViewerComparator;
import org.eclipse.jface.window.Window;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Shell;
public class SetFilterWizardPage extends NewElementWizardPage {
private static final String PAGE_NAME = "SetFilterWizardPage"; //$NON-NLS-1$
private ListDialogField fInclusionPatternList;
private ListDialogField fExclusionPatternList;
private BPListElement fCurrElement;
private IProject fCurrProject;
private IContainer fCurrSourceFolder;
private static final int IDX_ADD = 0;
private static final int IDX_ADD_MULTIPLE = 1;
private static final int IDX_EDIT = 2;
private static final int IDX_REMOVE = 4;
private final ArrayList fExistingEntries;
public SetFilterWizardPage(BPListElement entryToEdit,
ArrayList existingEntries) {
super(PAGE_NAME);
fExistingEntries = existingEntries;
setTitle(NewWizardMessages.ExclusionInclusionDialog_title);
setDescription(NewWizardMessages.ExclusionInclusionDialog_description2);
fCurrElement = entryToEdit;
fCurrProject = entryToEdit.getScriptProject().getProject();
IWorkspaceRoot root = fCurrProject.getWorkspace().getRoot();
IResource res = root.findMember(entryToEdit.getPath());
if (res instanceof IContainer) {
fCurrSourceFolder = (IContainer) res;
}
String excLabel = NewWizardMessages.ExclusionInclusionDialog_exclusion_pattern_label;
ImageDescriptor excDescriptor = DLTKPluginImages.DESC_OBJS_EXCLUSION_FILTER_ATTRIB;
String[] excButtonLabels = new String[] {
NewWizardMessages.ExclusionInclusionDialog_exclusion_pattern_add,
NewWizardMessages.ExclusionInclusionDialog_exclusion_pattern_add_multiple,
NewWizardMessages.ExclusionInclusionDialog_exclusion_pattern_edit,
null,
NewWizardMessages.ExclusionInclusionDialog_exclusion_pattern_remove };
String incLabel = NewWizardMessages.ExclusionInclusionDialog_inclusion_pattern_label;
ImageDescriptor incDescriptor = DLTKPluginImages.DESC_OBJS_INCLUSION_FILTER_ATTRIB;
String[] incButtonLabels = new String[] {
NewWizardMessages.ExclusionInclusionDialog_inclusion_pattern_add,
NewWizardMessages.ExclusionInclusionDialog_inclusion_pattern_add_multiple,
NewWizardMessages.ExclusionInclusionDialog_inclusion_pattern_edit,
null,
NewWizardMessages.ExclusionInclusionDialog_inclusion_pattern_remove };
fExclusionPatternList = createListContents(entryToEdit,
BPListElement.EXCLUSION, excLabel, excDescriptor,
excButtonLabels);
fInclusionPatternList = createListContents(entryToEdit,
BPListElement.INCLUSION, incLabel, incDescriptor,
incButtonLabels);
}
@Override
public void createControl(Composite parent) {
Composite inner = new Composite(parent, SWT.NONE);
inner.setFont(parent.getFont());
GridLayout layout = new GridLayout();
layout.marginHeight = 0;
layout.marginWidth = 0;
layout.numColumns = 2;
inner.setLayout(layout);
inner.setLayoutData(new GridData(GridData.FILL_BOTH));
fInclusionPatternList.doFillIntoGrid(inner, 3);
LayoutUtil.setHorizontalSpan(
fInclusionPatternList.getLabelControl(null), 2);
LayoutUtil.setHorizontalGrabbing(
fInclusionPatternList.getListControl(null));
fExclusionPatternList.doFillIntoGrid(inner, 3);
LayoutUtil.setHorizontalSpan(
fExclusionPatternList.getLabelControl(null), 2);
LayoutUtil.setHorizontalGrabbing(
fExclusionPatternList.getListControl(null));
setControl(inner);
Dialog.applyDialogFont(inner);
if (DLTKCore.DEBUG) {
System.err.println("SetFilterWizardOage add help support here"); //$NON-NLS-1$
}
// PlatformUI.getWorkbench().getHelpSystem().setHelp(inner,
// IDLTKHelpContextIds.INCLUSION_EXCLUSION_WIZARD_PAGE);
}
private static class ExclusionInclusionLabelProvider extends LabelProvider {
private Image fElementImage;
public ExclusionInclusionLabelProvider(ImageDescriptor descriptor) {
ImageDescriptorRegistry registry = DLTKUIPlugin
.getImageDescriptorRegistry();
fElementImage = registry.get(descriptor);
}
@Override
public Image getImage(Object element) {
return fElementImage;
}
@Override
public String getText(Object element) {
return (String) element;
}
}
private ListDialogField createListContents(BPListElement entryToEdit,
String key, String label, ImageDescriptor descriptor,
String[] buttonLabels) {
ExclusionPatternAdapter adapter = new ExclusionPatternAdapter();
ListDialogField patternList = new ListDialogField(adapter, buttonLabels,
new ExclusionInclusionLabelProvider(descriptor));
patternList.setDialogFieldListener(adapter);
patternList.setLabelText(label);
patternList.enableButton(IDX_EDIT, false);
patternList.enableButton(IDX_REMOVE, false);
IPath[] pattern = (IPath[]) entryToEdit.getAttribute(key);
ArrayList elements = new ArrayList(pattern.length);
for (int i = 0; i < pattern.length; i++) {
String patternName = pattern[i].toString();
if (patternName.length() > 0)
elements.add(patternName);
}
patternList.setElements(elements);
patternList.selectFirstElement();
patternList.enableButton(IDX_ADD_MULTIPLE, fCurrSourceFolder != null);
patternList.setViewerComparator(new ViewerComparator());
return patternList;
}
protected void doCustomButtonPressed(ListDialogField field, int index) {
if (index == IDX_ADD) {
addEntry(field);
} else if (index == IDX_EDIT) {
editEntry(field);
} else if (index == IDX_ADD_MULTIPLE) {
addMultipleEntries(field);
} else if (index == IDX_REMOVE) {
field.removeElements(field.getSelectedElements());
}
updateStatus();
}
private void updateStatus() {
fCurrElement.setAttribute(BPListElement.INCLUSION,
getInclusionPattern());
fCurrElement.setAttribute(BPListElement.EXCLUSION,
getExclusionPattern());
IModelStatus status = BuildpathEntry.validateBuildpath(
fCurrElement.getScriptProject(),
BPListElement.convertToBuildpathEntries(fExistingEntries));
if (!status.isOK()) {
StatusInfo statusInfo = new StatusInfo();
statusInfo.setError(status.getMessage());
updateStatus(statusInfo);
} else {
StatusInfo statusInfo = new StatusInfo();
statusInfo.setOK();
updateStatus(statusInfo);
}
}
protected void doDoubleClicked(ListDialogField field) {
editEntry(field);
updateStatus();
}
protected void doSelectionChanged(ListDialogField field) {
List selected = field.getSelectedElements();
field.enableButton(IDX_EDIT, canEdit(selected));
field.enableButton(IDX_REMOVE, canDelete(selected));
}
private boolean canEdit(List selected) {
return selected.size() == 1;
}
private boolean canDelete(List selected) {
return !selected.isEmpty();
}
private void editEntry(ListDialogField field) {
List selElements = field.getSelectedElements();
if (selElements.size() != 1) {
return;
}
List existing = field.getElements();
String entry = (String) selElements.get(0);
ExclusionInclusionEntryDialog dialog = new ExclusionInclusionEntryDialog(
getShell(), isExclusion(field), entry, existing, fCurrElement);
if (dialog.open() == Window.OK) {
field.replaceElement(entry, dialog.getExclusionPattern());
}
}
private boolean isExclusion(ListDialogField field) {
return field == fExclusionPatternList;
}
private void addEntry(ListDialogField field) {
List existing = field.getElements();
ExclusionInclusionEntryDialog dialog = new ExclusionInclusionEntryDialog(
getShell(), isExclusion(field), null, existing, fCurrElement);
if (dialog.open() == Window.OK) {
field.addElement(dialog.getExclusionPattern());
}
}
// -------- ExclusionPatternAdapter --------
private class ExclusionPatternAdapter
implements IListAdapter, IDialogFieldListener {
@Override
public void customButtonPressed(ListDialogField field, int index) {
doCustomButtonPressed(field, index);
}
@Override
public void selectionChanged(ListDialogField field) {
doSelectionChanged(field);
}
@Override
public void doubleClicked(ListDialogField field) {
doDoubleClicked(field);
}
@Override
public void dialogFieldChanged(DialogField field) {
}
}
protected void doStatusLineUpdate() {
}
protected void checkIfPatternValid() {
}
private IPath[] getPattern(ListDialogField field) {
Object[] arr = field.getElements().toArray();
Arrays.sort(arr);
IPath[] res = new IPath[arr.length];
for (int i = 0; i < res.length; i++) {
res[i] = new Path((String) arr[i]);
}
return res;
}
public IPath[] getExclusionPattern() {
return getPattern(fExclusionPatternList);
}
public IPath[] getInclusionPattern() {
return getPattern(fInclusionPatternList);
}
protected void configureShell(Shell newShell) {
if (DLTKCore.DEBUG) {
System.err.println("SetFilterWizardPage add help support here"); //$NON-NLS-1$
}
// PlatformUI.getWorkbench().getHelpSystem().setHelp(newShell,
// IDLTKHelpContextIds.EXCLUSION_PATTERN_DIALOG);
}
private void addMultipleEntries(ListDialogField field) {
String title, message;
if (isExclusion(field)) {
title = NewWizardMessages.ExclusionInclusionDialog_ChooseExclusionPattern_title;
message = NewWizardMessages.ExclusionInclusionDialog_ChooseExclusionPattern_description;
} else {
title = NewWizardMessages.ExclusionInclusionDialog_ChooseInclusionPattern_title;
message = NewWizardMessages.ExclusionInclusionDialog_ChooseInclusionPattern_description;
}
IPath[] res = ExclusionInclusionEntryDialog.chooseExclusionPattern(
getShell(), fCurrSourceFolder, title, message, null, true);
if (res != null) {
for (int i = 0; i < res.length; i++) {
field.addElement(res[i].toString());
}
}
}
}