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/*******************************************************************************
* Copyright (c) 2010 Alena Laskavaia 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:
* Alena Laskavaia - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.codan.internal.ui.preferences;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.eclipse.cdt.codan.core.param.FileScopeProblemPreference;
import org.eclipse.cdt.codan.internal.ui.CodanUIActivator;
import org.eclipse.cdt.codan.internal.ui.CodanUIMessages;
import org.eclipse.cdt.codan.internal.ui.dialogs.ExclusionInclusionEntryDialog;
import org.eclipse.cdt.codan.internal.ui.widgets.BasicElementLabels;
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.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.resources.ResourcesPlugin;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.Path;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.preference.PreferencePage;
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.Control;
import org.eclipse.swt.widgets.Shell;
public class FileScopePreferencePage extends PreferencePage {
private ListDialogField fInclusionPatternList;
private ListDialogField fExclusionPatternList;
private FileScopeProblemPreference 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 FileScopePreferencePage(FileScopeProblemPreference entryToEdit) {
setTitle(CodanUIMessages.ExclusionInclusionDialog_title);
setDescription(CodanUIMessages.ExclusionInclusionDialog_description2);
fCurrElement = entryToEdit;
fCurrProject = entryToEdit.getProject();
IWorkspaceRoot root = fCurrProject != null ? fCurrProject
.getWorkspace().getRoot() : ResourcesPlugin.getWorkspace()
.getRoot();
IResource res = root.findMember(entryToEdit.getPath());
if (res instanceof IContainer) {
fCurrSourceFolder = (IContainer) res;
}
if (res == null)
fCurrSourceFolder = root;
String excLabel = CodanUIMessages.ExclusionInclusionDialog_exclusion_pattern_label;
ImageDescriptor excDescriptor = null; //JavaPluginImages.DESC_OBJS_EXCLUSION_FILTER_ATTRIB;
String[] excButtonLabels = new String[] {
CodanUIMessages.ExclusionInclusionDialog_exclusion_pattern_add,
CodanUIMessages.ExclusionInclusionDialog_exclusion_pattern_add_multiple,
CodanUIMessages.ExclusionInclusionDialog_exclusion_pattern_edit,
null,
CodanUIMessages.ExclusionInclusionDialog_exclusion_pattern_remove };
String incLabel = CodanUIMessages.ExclusionInclusionDialog_inclusion_pattern_label;
ImageDescriptor incDescriptor = null; //JavaPluginImages.DESC_OBJS_INCLUSION_FILTER_ATTRIB;
String[] incButtonLabels = new String[] {
CodanUIMessages.ExclusionInclusionDialog_inclusion_pattern_add,
CodanUIMessages.ExclusionInclusionDialog_inclusion_pattern_add_multiple,
CodanUIMessages.ExclusionInclusionDialog_inclusion_pattern_edit,
null,
CodanUIMessages.ExclusionInclusionDialog_inclusion_pattern_remove };
fExclusionPatternList = createListContents(entryToEdit,
FileScopeProblemPreference.EXCLUSION, excLabel, null,
excButtonLabels);
fInclusionPatternList = createListContents(entryToEdit,
FileScopeProblemPreference.INCLUSION, incLabel, null,
incButtonLabels);
}
@Override
protected Control createContents(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);
return inner;
}
private static class ExclusionInclusionLabelProvider extends LabelProvider {
private Image fElementImage;
public ExclusionInclusionLabelProvider(String descriptorPath) {
if (descriptorPath != null) {
ImageDescriptor d = CodanUIActivator
.getImageDescriptor(descriptorPath);
}
fElementImage = null; // XXX
}
@Override
public Image getImage(Object element) {
return fElementImage;
}
@Override
public String getText(Object element) {
return BasicElementLabels.getFilePattern((String) element);
}
}
private ListDialogField createListContents(
FileScopeProblemPreference entryToEdit, String key, String label,
String 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);
IPath[] pattern = 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(FileScopeProblemPreference.INCLUSION,
getInclusionPattern());
fCurrElement.setAttribute(FileScopeProblemPreference.EXCLUSION,
getExclusionPattern());
}
protected void doDoubleClicked(ListDialogField field) {
editEntry(field);
updateStatus();
}
protected void doSelectionChanged(ListDialogField field) {
List selected = field.getSelectedElements();
field.enableButton(IDX_EDIT, canEdit(selected));
}
private boolean canEdit(List selected) {
return selected.size() == 1;
}
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 {
/**
* @see org.eclipse.jdt.internal.ui.wizards.dialogfields.IListAdapter#customButtonPressed(org.eclipse.jdt.internal.ui.wizards.dialogfields.ListDialogField,
* int)
*/
public void customButtonPressed(ListDialogField field, int index) {
doCustomButtonPressed(field, index);
}
/**
* @see org.eclipse.jdt.internal.ui.wizards.dialogfields.IListAdapter#selectionChanged(org.eclipse.jdt.internal.ui.wizards.dialogfields.ListDialogField)
*/
public void selectionChanged(ListDialogField field) {
doSelectionChanged(field);
}
/**
* @see org.eclipse.jdt.internal.ui.wizards.dialogfields.IListAdapter#doubleClicked(org.eclipse.jdt.internal.ui.wizards.dialogfields.ListDialogField)
*/
public void doubleClicked(ListDialogField field) {
doDoubleClicked(field);
}
/**
* @see org.eclipse.jdt.internal.ui.wizards.dialogfields.IDialogFieldListener#dialogFieldChanged(org.eclipse.jdt.internal.ui.wizards.dialogfields.DialogField)
*/
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);
}
/*
* @see org.eclipse.jface.window.Window#configureShell(Shell)
*/
protected void configureShell(Shell newShell) {
}
private void addMultipleEntries(ListDialogField field) {
String title, message;
if (isExclusion(field)) {
title = CodanUIMessages.ExclusionInclusionDialog_ChooseExclusionPattern_title;
message = CodanUIMessages.ExclusionInclusionDialog_ChooseExclusionPattern_description;
} else {
title = CodanUIMessages.ExclusionInclusionDialog_ChooseInclusionPattern_title;
message = CodanUIMessages.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());
}
}
}
@Override
public void noDefaultAndApplyButton() {
super.noDefaultAndApplyButton();
}
}
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