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/*******************************************************************************
* Copyright (c) 2004, 2012 QNX Software Systems and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* QNX Software Systems - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.internal.ui.dialogs.cpaths;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.cdt.internal.ui.dialogs.TypedElementSelectionValidator;
import org.eclipse.cdt.internal.ui.dialogs.TypedViewerFilter;
import org.eclipse.cdt.internal.ui.util.ImageDescriptorRegistry;
import org.eclipse.cdt.internal.ui.wizards.dialogfields.DialogField;
import org.eclipse.cdt.internal.ui.wizards.dialogfields.IDialogFieldListener;
import org.eclipse.cdt.internal.ui.wizards.dialogfields.IListAdapter;
import org.eclipse.cdt.internal.ui.wizards.dialogfields.LayoutUtil;
import org.eclipse.cdt.internal.ui.wizards.dialogfields.ListDialogField;
import org.eclipse.cdt.ui.CDTSharedImages;
import org.eclipse.cdt.ui.CUIPlugin;
import org.eclipse.core.resources.IContainer;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IFolder;
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.jface.dialogs.StatusDialog;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.viewers.ITreeContentProvider;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.viewers.ViewerFilter;
import org.eclipse.jface.window.Window;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.dialogs.ElementTreeSelectionDialog;
import org.eclipse.ui.dialogs.ISelectionStatusValidator;
import org.eclipse.ui.model.WorkbenchContentProvider;
import org.eclipse.ui.model.WorkbenchLabelProvider;
import org.eclipse.ui.views.navigator.ResourceComparator;
public class ExclusionPatternDialog extends StatusDialog {
private static class ExclusionPatternLabelProvider extends LabelProvider {
@Override
public Image getImage(Object element) {
ImageDescriptorRegistry registry = CUIPlugin.getImageDescriptorRegistry();
return registry.get(CDTSharedImages.getImageDescriptor(CDTSharedImages.IMG_OBJS_EXCLUSION_FILTER_ATTRIB));
}
@Override
public String getText(Object element) {
return (String) element;
}
}
private ListDialogField<String> fExclusionPatternList;
private CPElement 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;
public ExclusionPatternDialog(Shell parent, CPElement entryToEdit) {
super(parent);
fCurrElement = entryToEdit;
setTitle(CPathEntryMessages.ExclusionPatternDialog_title);
String label = NLS.bind(CPathEntryMessages.ExclusionPatternDialog_pattern_label,
entryToEdit.getPath().makeRelative().toString());
String[] buttonLabels = new String[] { CPathEntryMessages.ExclusionPatternDialog_pattern_add,
CPathEntryMessages.ExclusionPatternDialog_pattern_add_multiple,
CPathEntryMessages.ExclusionPatternDialog_pattern_edit, null,
CPathEntryMessages.ExclusionPatternDialog_pattern_remove };
ExclusionPatternAdapter adapter = new ExclusionPatternAdapter();
fExclusionPatternList = new ListDialogField<String>(adapter, buttonLabels, new ExclusionPatternLabelProvider());
fExclusionPatternList.setDialogFieldListener(adapter);
fExclusionPatternList.setLabelText(label);
fExclusionPatternList.setRemoveButtonIndex(IDX_REMOVE);
fExclusionPatternList.enableButton(IDX_EDIT, false);
fCurrProject = entryToEdit.getCProject().getProject();
IWorkspaceRoot root = fCurrProject.getWorkspace().getRoot();
IResource res = root.findMember(entryToEdit.getPath());
if (res instanceof IContainer) {
fCurrSourceFolder = (IContainer) res;
}
IPath[] pattern = (IPath[]) entryToEdit.getAttribute(CPElement.EXCLUSION);
ArrayList<String> elements = new ArrayList<String>(pattern.length);
for (IPath element : pattern) {
elements.add(element.toString());
}
fExclusionPatternList.setElements(elements);
fExclusionPatternList.selectFirstElement();
fExclusionPatternList.enableButton(IDX_ADD_MULTIPLE, fCurrSourceFolder != null);
setHelpAvailable(false);
}
@Override
protected Control createDialogArea(Composite parent) {
Composite composite = (Composite) super.createDialogArea(parent);
Composite inner = new Composite(composite, SWT.NONE);
GridLayout layout = new GridLayout();
layout.marginHeight = 0;
layout.marginWidth = 0;
layout.numColumns = 2;
inner.setLayout(layout);
fExclusionPatternList.doFillIntoGrid(inner, 3);
LayoutUtil.setHorizontalSpan(fExclusionPatternList.getLabelControl(null), 2);
applyDialogFont(composite);
return composite;
}
protected void doCustomButtonPressed(ListDialogField<String> field, int index) {
if (index == IDX_ADD) {
addEntry();
} else if (index == IDX_EDIT) {
editEntry();
} else if (index == IDX_ADD_MULTIPLE) {
addMultipleEntries();
}
}
protected void doDoubleClicked(ListDialogField<String> field) {
editEntry();
}
protected void doSelectionChanged(ListDialogField<String> field) {
List<String> selected = field.getSelectedElements();
fExclusionPatternList.enableButton(IDX_EDIT, canEdit(selected));
}
private boolean canEdit(List<String> selected) {
return selected.size() == 1;
}
private void editEntry() {
List<String> selElements = fExclusionPatternList.getSelectedElements();
if (selElements.size() != 1) {
return;
}
List<String> existing = fExclusionPatternList.getElements();
String entry = selElements.get(0);
ExclusionPatternEntryDialog dialog = new ExclusionPatternEntryDialog(getShell(), entry, existing, fCurrElement);
if (dialog.open() == Window.OK) {
fExclusionPatternList.replaceElement(entry, dialog.getExclusionPattern());
}
}
private void addEntry() {
List<String> existing = fExclusionPatternList.getElements();
ExclusionPatternEntryDialog dialog = new ExclusionPatternEntryDialog(getShell(), null, existing, fCurrElement);
if (dialog.open() == Window.OK) {
fExclusionPatternList.addElement(dialog.getExclusionPattern());
}
}
// -------- ExclusionPatternAdapter --------
private class ExclusionPatternAdapter implements IListAdapter<String>, IDialogFieldListener {
@Override
public void customButtonPressed(ListDialogField<String> field, int index) {
doCustomButtonPressed(field, index);
}
@Override
public void selectionChanged(ListDialogField<String> field) {
doSelectionChanged(field);
}
@Override
public void doubleClicked(ListDialogField<String> field) {
doDoubleClicked(field);
}
@Override
public void dialogFieldChanged(DialogField field) {
}
}
protected void doStatusLineUpdate() {
}
protected void checkIfPatternValid() {
}
public IPath[] getExclusionPattern() {
IPath[] res = new IPath[fExclusionPatternList.getSize()];
for (int i = 0; i < res.length; i++) {
String entry = fExclusionPatternList.getElement(i);
res[i] = new Path(entry);
}
return res;
}
/*
* @see org.eclipse.jface.window.Window#configureShell(Shell)
*/
@Override
protected void configureShell(Shell newShell) {
super.configureShell(newShell);
// WorkbenchHelp.setHelp(newShell, ICHelpContextIds.EXCLUSION_PATTERN_DIALOG);
}
private void addMultipleEntries() {
Class<?>[] acceptedClasses = new Class<?>[] { IFolder.class, IFile.class };
ISelectionStatusValidator validator = new TypedElementSelectionValidator(acceptedClasses, true);
ViewerFilter filter = new TypedViewerFilter(acceptedClasses);
ILabelProvider lp = new WorkbenchLabelProvider();
ITreeContentProvider cp = new WorkbenchContentProvider();
IResource initialElement = null;
ElementTreeSelectionDialog dialog = new ElementTreeSelectionDialog(getShell(), lp, cp);
dialog.setTitle(CPathEntryMessages.ExclusionPatternDialog_ChooseExclusionPattern_title);
dialog.setValidator(validator);
dialog.setMessage(CPathEntryMessages.ExclusionPatternDialog_ChooseExclusionPattern_description);
dialog.addFilter(filter);
dialog.setInput(fCurrSourceFolder);
dialog.setInitialSelection(initialElement);
dialog.setComparator(new ResourceComparator(ResourceComparator.NAME));
if (dialog.open() == Window.OK) {
Object[] objects = dialog.getResult();
int existingSegments = fCurrSourceFolder.getFullPath().segmentCount();
for (Object object : objects) {
IResource curr = (IResource) object;
IPath path = curr.getFullPath().removeFirstSegments(existingSegments).makeRelative();
String res;
if (curr instanceof IContainer) {
res = path.addTrailingSeparator().toString();
} else {
res = path.toString();
}
fExclusionPatternList.addElement(res);
}
}
}
}
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