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/*******************************************************************************
* Copyright (c) 2004, 2007 QNX Software Systems 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:
* QNX Software Systems - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.ui.newui;
import java.util.List;
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.viewers.ILabelProvider;
import org.eclipse.jface.viewers.ITreeContentProvider;
import org.eclipse.jface.viewers.ViewerFilter;
import org.eclipse.jface.window.Window;
import org.eclipse.swt.SWT;
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.Label;
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;
import org.eclipse.cdt.internal.ui.dialogs.StatusDialog;
import org.eclipse.cdt.internal.ui.dialogs.StatusInfo;
import org.eclipse.cdt.internal.ui.dialogs.TypedElementSelectionValidator;
import org.eclipse.cdt.internal.ui.dialogs.TypedViewerFilter;
import org.eclipse.cdt.internal.ui.dialogs.cpaths.CPathEntryMessages;
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.IStringButtonAdapter;
import org.eclipse.cdt.internal.ui.wizards.dialogfields.LayoutUtil;
import org.eclipse.cdt.internal.ui.wizards.dialogfields.StringButtonDialogField;
public class ExPatternEntryDialog extends StatusDialog {
private StringButtonDialogField fExclusionPatternDialog;
private StatusInfo fExclusionPatternStatus;
private IContainer fCurrSourceFolder;
private String fExclusionPattern;
private List fExistingPatterns;
public ExPatternEntryDialog(Shell parent, String patternToEdit, List existingPatterns, IProject proj, IPath path) {
super(parent);
fExistingPatterns = existingPatterns;
if (patternToEdit == null) {
setTitle(CPathEntryMessages.getString("ExclusionPatternEntryDialog.add.title")); //$NON-NLS-1$
} else {
setTitle(CPathEntryMessages.getString("ExclusionPatternEntryDialog.edit.title")); //$NON-NLS-1$
fExistingPatterns.remove(patternToEdit);
}
IWorkspaceRoot root = proj.getWorkspace().getRoot();
IResource res = root.findMember(path);
if (res instanceof IContainer) {
fCurrSourceFolder = (IContainer) res;
}
fExclusionPatternStatus = new StatusInfo();
String label = CPathEntryMessages.getFormattedString("ExclusionPatternEntryDialog.pattern.label", //$NON-NLS-1$
path.makeRelative().toString());
ExPatternAdapter adapter = new ExPatternAdapter();
fExclusionPatternDialog = new StringButtonDialogField(adapter);
fExclusionPatternDialog.setLabelText(label);
fExclusionPatternDialog.setButtonLabel(CPathEntryMessages.getString("ExclusionPatternEntryDialog.pattern.button")); //$NON-NLS-1$
fExclusionPatternDialog.setDialogFieldListener(adapter);
fExclusionPatternDialog.enableButton(fCurrSourceFolder != null);
if (patternToEdit == null) {
fExclusionPatternDialog.setText(""); //$NON-NLS-1$
} else {
fExclusionPatternDialog.setText(patternToEdit.toString());
}
}
@Override
protected Control createDialogArea(Composite parent) {
Composite composite = (Composite) super.createDialogArea(parent);
int widthHint = convertWidthInCharsToPixels(60);
Composite inner = new Composite(composite, SWT.NONE);
GridLayout layout = new GridLayout();
layout.marginHeight = 0;
layout.marginWidth = 0;
layout.numColumns = 2;
inner.setLayout(layout);
Label description = new Label(inner, SWT.WRAP);
description.setText(CPathEntryMessages.getString("ExclusionPatternEntryDialog.description")); //$NON-NLS-1$
GridData gd = new GridData();
gd.horizontalSpan = 2;
gd.widthHint = convertWidthInCharsToPixels(80);
description.setLayoutData(gd);
fExclusionPatternDialog.doFillIntoGrid(inner, 3);
LayoutUtil.setWidthHint(fExclusionPatternDialog.getLabelControl(null), widthHint);
LayoutUtil.setHorizontalSpan(fExclusionPatternDialog.getLabelControl(null), 2);
LayoutUtil.setWidthHint(fExclusionPatternDialog.getTextControl(null), widthHint);
LayoutUtil.setHorizontalGrabbing(fExclusionPatternDialog.getTextControl(null));
fExclusionPatternDialog.postSetFocusOnDialogField(parent.getDisplay());
applyDialogFont(composite);
return composite;
}
// -------- ExclusionPatternAdapter --------
private class ExPatternAdapter implements IDialogFieldListener, IStringButtonAdapter {
// -------- IDialogFieldListener
public void dialogFieldChanged(DialogField field) {
doStatusLineUpdate();
}
public void changeControlPressed(DialogField field) {
doChangeControlPressed();
}
}
protected void doChangeControlPressed() {
IPath pattern = chooseExclusionPattern();
if (pattern != null) {
fExclusionPatternDialog.setText(pattern.toString());
}
}
protected void doStatusLineUpdate() {
checkIfPatternValid();
updateStatus(fExclusionPatternStatus);
}
protected void checkIfPatternValid() {
String pattern = fExclusionPatternDialog.getText().trim();
if (pattern.length() == 0) {
fExclusionPatternStatus.setError(CPathEntryMessages.getString("ExclusionPatternEntryDialog.error.empty")); //$NON-NLS-1$
return;
}
IPath path = new Path(pattern);
if (path.isAbsolute() || path.getDevice() != null) {
fExclusionPatternStatus.setError(CPathEntryMessages.getString("ExclusionPatternEntryDialog.error.notrelative")); //$NON-NLS-1$
return;
}
if (fExistingPatterns.contains(pattern)) {
fExclusionPatternStatus.setError(CPathEntryMessages.getString("ExclusionPatternEntryDialog.error.exists")); //$NON-NLS-1$
return;
}
fExclusionPattern = pattern;
fExclusionPatternStatus.setOK();
}
public String getExclusionPattern() {
return fExclusionPattern;
}
/*
* @see org.eclipse.jface.window.Window#configureShell(Shell)
*/
@Override
protected void configureShell(Shell newShell) {
super.configureShell(newShell);
// WorkbenchHelp.setHelp(newShell,
// ICHelpContextIds.EXCLUSION_PATTERN_DIALOG);
}
// ---------- util method ------------
private IPath chooseExclusionPattern() {
Class[] acceptedClasses = new Class[] { IFolder.class, IFile.class};
ISelectionStatusValidator validator = new TypedElementSelectionValidator(acceptedClasses, false);
ViewerFilter filter = new TypedViewerFilter(acceptedClasses);
ILabelProvider lp = new WorkbenchLabelProvider();
ITreeContentProvider cp = new WorkbenchContentProvider();
IPath initialPath = new Path(fExclusionPatternDialog.getText());
IResource initialElement = null;
IContainer curr = fCurrSourceFolder;
int nSegments = initialPath.segmentCount();
for (int i = 0; i < nSegments; i++) {
IResource elem = curr.findMember(initialPath.segment(i));
if (elem != null) {
initialElement = elem;
}
if (elem instanceof IContainer) {
curr = (IContainer) elem;
} else {
break;
}
}
ElementTreeSelectionDialog dialog = new ElementTreeSelectionDialog(getShell(), lp, cp);
dialog.setTitle(CPathEntryMessages.getString("ExclusionPatternEntryDialog.ChooseExclusionPattern.title")); //$NON-NLS-1$
dialog.setValidator(validator);
dialog.setMessage(CPathEntryMessages.getString("ExclusionPatternEntryDialog.ChooseExclusionPattern.description")); //$NON-NLS-1$
dialog.addFilter(filter);
dialog.setInput(fCurrSourceFolder);
dialog.setInitialSelection(initialElement);
dialog.setComparator(new ResourceComparator(ResourceComparator.NAME));
if (dialog.open() == Window.OK) {
IResource res = (IResource) dialog.getFirstResult();
IPath path = res.getFullPath().removeFirstSegments(fCurrSourceFolder.getFullPath().segmentCount()).makeRelative();
if (res instanceof IContainer) {
return path.addTrailingSeparator();
}
return path;
}
return null;
}
}
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