ltk/org.eclipse.statet.ltk.buildpath.ui/src/org/eclipse/statet/internal/ltk/buildpath/ui/ExclusionInclusionEntryDialog.java - statet/org.eclipse.statet-ltk - Git at Google

 /*=============================================================================#
  # Copyright (c) 2010, 2022 IBM Corporation and others.
  #
  # This program and the accompanying materials are made available under the
  # terms of the Eclipse Public License 2.0 which is available at
  # https://www.eclipse.org/legal/epl-2.0.
  #
  # SPDX-License-Identifier: EPL-2.0
  #
  # Contributors:
  #     IBM Corporation - org.eclipse.jdt: initial API and implementation
  #     Stephan Wahlbrink <sw@wahlbrink.eu> - initial API and implementation
  #=============================================================================*/

 package org.eclipse.statet.internal.ltk.buildpath.ui;

 import java.util.ArrayList;
 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.IResource;
 import org.eclipse.core.resources.IWorkspaceRoot;
 import org.eclipse.core.runtime.IPath;
 import org.eclipse.core.runtime.Path;
 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.events.SelectionAdapter;
 import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.widgets.Button;
 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.swt.widgets.Text;
 import org.eclipse.ui.dialogs.ElementTreeSelectionDialog;
 import org.eclipse.ui.model.WorkbenchContentProvider;
 import org.eclipse.ui.model.WorkbenchLabelProvider;
 import org.eclipse.ui.views.navigator.ResourceComparator;

 import org.eclipse.statet.jcommons.collections.ImCollections;
 import org.eclipse.statet.jcommons.collections.ImList;

 import org.eclipse.statet.ecommons.ui.components.StatusInfo;
 import org.eclipse.statet.ecommons.ui.dialogs.ExtStatusDialog;
 import org.eclipse.statet.ecommons.ui.util.LayoutUtils;
 import org.eclipse.statet.ecommons.ui.util.MessageUtils;
 import org.eclipse.statet.ecommons.ui.viewers.TypedViewerFilter;
 import org.eclipse.statet.ecommons.ui.workbench.workspace.AbstractResourceSelectionDialog;

 import org.eclipse.statet.ltk.buildpath.core.BuildpathAttribute;
 import org.eclipse.statet.ltk.buildpath.ui.BuildpathListElement;
 import org.eclipse.statet.ltk.buildpath.ui.BuildpathsUIDescription;


 public class ExclusionInclusionEntryDialog extends ExtStatusDialog {


 	private static final ImList<Class<?>> ACCEPTED_CLASSES= ImCollections.<Class<?>>newList(
 			IFolder.class, IFile.class );


 	static List<IPath> chooseExclusionPattern(final Shell shell, final IContainer sourceFolder,
 			final String title, final String message,
 			final IPath initialPath, final boolean multiSelection) {
 		final ViewerFilter filter= new TypedViewerFilter(ACCEPTED_CLASSES);

 		final IResource initialElement= AbstractResourceSelectionDialog.findExistingResource(initialPath, sourceFolder);

 		final ElementTreeSelectionDialog dialog= new ElementTreeSelectionDialog(shell,
 				new WorkbenchLabelProvider(), new WorkbenchContentProvider() );
 		dialog.setTitle(title);
 		dialog.setMessage(message);
 		dialog.addFilter(filter);
 		dialog.setAllowMultiple(multiSelection);
 		dialog.setInput(sourceFolder);
 		dialog.setInitialSelection(initialElement);
 		dialog.setComparator(new ResourceComparator(ResourceComparator.NAME));
 		dialog.setHelpAvailable(false);

 		if (dialog.open() == Window.OK) {
 			final Object[] objects= dialog.getResult();
 			final int existingSegments= sourceFolder.getFullPath().segmentCount();

 			final List<IPath> result= new ArrayList<>(objects.length);
 			for (int i= 0; i < objects.length; i++) {
 				final IResource currRes= (IResource) objects[i];
 				IPath path= currRes.getFullPath().removeFirstSegments(existingSegments).makeRelative();
 				if (currRes instanceof IContainer) {
 					path= path.addTrailingSeparator();
 				}
 				result.add(path);
 			}
 			return result;
 		}
 		return null;
 	}


 	private final BuildpathsUIDescription uiDescription;

 	private final BuildpathListElement element;
 	private final String attributeKey;

 	private IContainer elementSourceFolder;

 	private final IPath originalPattern;
 	private final List<IPath> existingPatterns;
 	private IPath pattern;

 	private Text patternControl;

 	private final StatusInfo patternStatus;


 	public ExclusionInclusionEntryDialog(final Shell parent,
 			final BuildpathListElement element, final String attributeKey,
 			final IPath patternToEdit, final List<IPath> existingPatterns,
 			final BuildpathsUIDescription uiDescription) {
 		super(parent);

 		this.uiDescription= uiDescription;

 		this.element= element;
 		this.attributeKey= attributeKey;

 		this.originalPattern= patternToEdit;
 		this.existingPatterns= existingPatterns;

 		{	final IWorkspaceRoot root= this.element.getProject().getWorkspace().getRoot();
 			final IResource res= root.findMember(this.element.getPath());
 			if (res instanceof IContainer) {
 				this.elementSourceFolder= (IContainer) res;
 			}
 		}

 		final String title;
 		switch (attributeKey) {
 		case BuildpathAttribute.FILTER_INCLUSIONS:
 			title= (patternToEdit == null) ?
 					Messages.ExclusionInclusion_EntryDialog_Include_Add_title :
 					Messages.ExclusionInclusion_EntryDialog_Include_Edit_title;
 			break;
 		case BuildpathAttribute.FILTER_EXCLUSIONS:
 			title= (patternToEdit == null) ?
 					Messages.ExclusionInclusion_EntryDialog_Exclude_Add_title :
 					Messages.ExclusionInclusion_EntryDialog_Exclude_Edit_title;
 			break;
 		default:
 			throw new IllegalArgumentException(attributeKey);
 		}
 		setTitle(title);

 		this.patternStatus= new StatusInfo();
 	}


 	@Override
 	public void create() {
 		super.create();

 		updateTargets();
 	}

 	@Override
 	protected Control createDialogArea(final Composite parent) {
 		final Composite area= new Composite(parent, SWT.NONE);
 		area.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
 		area.setLayout(LayoutUtils.newDialogGrid(2));

 		final String descriptionText, labelText;
 		switch (this.attributeKey) {
 		case BuildpathAttribute.FILTER_INCLUSIONS:
 			descriptionText= NLS.bind(Messages.ExclusionInclusion_EntryDialog_Exclude_description,
 					this.uiDescription.getDefaultExt(this.element) );
 			labelText= NLS.bind(Messages.ExclusionInclusion_EntryDialog_Exclude_Pattern_label,
 					MessageUtils.processPath(this.element.getPath().toString()) );
 			break;
 		case BuildpathAttribute.FILTER_EXCLUSIONS:
 			descriptionText= NLS.bind(Messages.ExclusionInclusion_EntryDialog_Include_description,
 					this.uiDescription.getDefaultExt(this.element) );
 			labelText= NLS.bind(Messages.ExclusionInclusion_EntryDialog_Include_Pattern_label,
 					MessageUtils.processPath(this.element.getPath().toString()) );
 			break;
 		default:
 			throw new IllegalStateException();
 		}

 		{	final Label description= new Label(area, SWT.WRAP);
 			description.setText(descriptionText);

 			final GridData gd= new GridData(SWT.FILL, SWT.TOP, true, false, 2, 1);
 			gd.horizontalSpan= 2;
 			gd.widthHint= convertWidthInCharsToPixels(80);
 			description.setLayoutData(gd);
 		}

 		final Composite composite= area;
 		{	final Label label= new Label(area, SWT.NONE);
 			label.setText(labelText);
 			label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 2, 1));
 		}
 		{	final Text text= new Text(area, SWT.BORDER);

 			final GridData gd= new GridData(SWT.FILL, SWT.CENTER, true, false);
 			gd.widthHint= LayoutUtils.hintWidth(text, 60);
 			text.setLayoutData(gd);
 			this.patternControl= text;
 		}
 		{	final Button button= new Button(area, SWT.PUSH);
 			button.setText(Messages.ExclusionInclusion_EntryDialog_Choose_label);
 			button.setEnabled(this.elementSourceFolder != null);
 			button.addSelectionListener(new SelectionAdapter() {
 				@Override
 				public void widgetSelected(final SelectionEvent e) {
 					final IPath pattern= doBrowsePattern();
 					if (pattern != null) {
 						ExclusionInclusionEntryDialog.this.patternControl.setText(pattern.toString());
 						update();
 					}
 				}
 			});

 			final GridData gd= new GridData(SWT.FILL, SWT.FILL, false, false);
 			gd.widthHint= LayoutUtils.hintWidth(button);
 			button.setLayoutData(gd);
 		}

 		applyDialogFont(composite);
 		return composite;
 	}

 	private IPath doBrowsePattern() {
 		final String title, message;
 		switch (this.attributeKey) {
 		case BuildpathAttribute.FILTER_INCLUSIONS:
 			title= Messages.ExclusionInclusion_Choose_Include_title;
 			message= Messages.ExclusionInclusion_Choose_Include_Single_description;
 			break;
 		case BuildpathAttribute.FILTER_EXCLUSIONS:
 			title= Messages.ExclusionInclusion_Choose_Exclude_title;
 			message= Messages.ExclusionInclusion_Choose_Exclude_Single_description;
 			break;
 		default:
 			throw new IllegalStateException();
 		}

 		final IPath initialPath= new Path(this.patternControl.getText());

 		final List<IPath> patterns= chooseExclusionPattern(getShell(), this.elementSourceFolder,
 				title, message, initialPath, false );
 		if (patterns == null) {
 			return null;
 		}
 		return patterns.get(0);
 	}

 	protected void updateTargets() {
 		this.patternControl.setText((this.originalPattern != null) ?
 				this.originalPattern.toString() : "" ); //$NON-NLS-1$
 	}

 	protected void update() {
 		validate();
 		updateStatus(this.patternStatus);
 	}

 	protected void validate() {
 		final String pattern= this.patternControl.getText().trim();
 		if (pattern.length() == 0) {
 			this.patternStatus.setError(Messages.ExclusionInclusion_EntryDialog_error_Empty_message);
 			return;
 		}
 		final IPath path= new Path(pattern);
 		if (path.isAbsolute() || path.getDevice() != null) {
 			this.patternStatus.setError(Messages.ExclusionInclusion_EntryDialog_error_NotRelative_message);
 			return;
 		}
 		if (!path.equals(this.originalPattern) && this.existingPatterns.contains(path)) {
 			this.patternStatus.setError(Messages.ExclusionInclusion_EntryDialog_error_AlreadyExists_message);
 			return;
 		}

 		this.pattern= path;
 		this.patternStatus.setOK();
 	}

 	public IPath getPattern() {
 		return this.pattern;
 	}

 }
	/*=============================================================================#
	# Copyright (c) 2010, 2022 IBM Corporation and others.
	#
	# This program and the accompanying materials are made available under the
	# terms of the Eclipse Public License 2.0 which is available at
	# https://www.eclipse.org/legal/epl-2.0.
	#
	# SPDX-License-Identifier: EPL-2.0
	#
	# Contributors:
	# IBM Corporation - org.eclipse.jdt: initial API and implementation
	# Stephan Wahlbrink <sw@wahlbrink.eu> - initial API and implementation
	#=============================================================================*/

	package org.eclipse.statet.internal.ltk.buildpath.ui;

	import java.util.ArrayList;
	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.IResource;
	import org.eclipse.core.resources.IWorkspaceRoot;
	import org.eclipse.core.runtime.IPath;
	import org.eclipse.core.runtime.Path;
	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.events.SelectionAdapter;
	import org.eclipse.swt.events.SelectionEvent;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.widgets.Button;
	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.swt.widgets.Text;
	import org.eclipse.ui.dialogs.ElementTreeSelectionDialog;
	import org.eclipse.ui.model.WorkbenchContentProvider;
	import org.eclipse.ui.model.WorkbenchLabelProvider;
	import org.eclipse.ui.views.navigator.ResourceComparator;

	import org.eclipse.statet.jcommons.collections.ImCollections;
	import org.eclipse.statet.jcommons.collections.ImList;

	import org.eclipse.statet.ecommons.ui.components.StatusInfo;
	import org.eclipse.statet.ecommons.ui.dialogs.ExtStatusDialog;
	import org.eclipse.statet.ecommons.ui.util.LayoutUtils;
	import org.eclipse.statet.ecommons.ui.util.MessageUtils;
	import org.eclipse.statet.ecommons.ui.viewers.TypedViewerFilter;
	import org.eclipse.statet.ecommons.ui.workbench.workspace.AbstractResourceSelectionDialog;

	import org.eclipse.statet.ltk.buildpath.core.BuildpathAttribute;
	import org.eclipse.statet.ltk.buildpath.ui.BuildpathListElement;
	import org.eclipse.statet.ltk.buildpath.ui.BuildpathsUIDescription;


	public class ExclusionInclusionEntryDialog extends ExtStatusDialog {


	private static final ImList<Class<?>> ACCEPTED_CLASSES= ImCollections.<Class<?>>newList(
	IFolder.class, IFile.class );


	static List<IPath> chooseExclusionPattern(final Shell shell, final IContainer sourceFolder,
	final String title, final String message,
	final IPath initialPath, final boolean multiSelection) {
	final ViewerFilter filter= new TypedViewerFilter(ACCEPTED_CLASSES);

	final IResource initialElement= AbstractResourceSelectionDialog.findExistingResource(initialPath, sourceFolder);

	final ElementTreeSelectionDialog dialog= new ElementTreeSelectionDialog(shell,
	new WorkbenchLabelProvider(), new WorkbenchContentProvider() );
	dialog.setTitle(title);
	dialog.setMessage(message);
	dialog.addFilter(filter);
	dialog.setAllowMultiple(multiSelection);
	dialog.setInput(sourceFolder);
	dialog.setInitialSelection(initialElement);
	dialog.setComparator(new ResourceComparator(ResourceComparator.NAME));
	dialog.setHelpAvailable(false);

	if (dialog.open() == Window.OK) {
	final Object[] objects= dialog.getResult();
	final int existingSegments= sourceFolder.getFullPath().segmentCount();

	final List<IPath> result= new ArrayList<>(objects.length);
	for (int i= 0; i < objects.length; i++) {
	final IResource currRes= (IResource) objects[i];
	IPath path= currRes.getFullPath().removeFirstSegments(existingSegments).makeRelative();
	if (currRes instanceof IContainer) {
	path= path.addTrailingSeparator();
	}
	result.add(path);
	}
	return result;
	}
	return null;
	}


	private final BuildpathsUIDescription uiDescription;

	private final BuildpathListElement element;
	private final String attributeKey;

	private IContainer elementSourceFolder;

	private final IPath originalPattern;
	private final List<IPath> existingPatterns;
	private IPath pattern;

	private Text patternControl;

	private final StatusInfo patternStatus;


	public ExclusionInclusionEntryDialog(final Shell parent,
	final BuildpathListElement element, final String attributeKey,
	final IPath patternToEdit, final List<IPath> existingPatterns,
	final BuildpathsUIDescription uiDescription) {
	super(parent);

	this.uiDescription= uiDescription;

	this.element= element;
	this.attributeKey= attributeKey;

	this.originalPattern= patternToEdit;
	this.existingPatterns= existingPatterns;

	{ final IWorkspaceRoot root= this.element.getProject().getWorkspace().getRoot();
	final IResource res= root.findMember(this.element.getPath());
	if (res instanceof IContainer) {
	this.elementSourceFolder= (IContainer) res;
	}
	}

	final String title;
	switch (attributeKey) {
	case BuildpathAttribute.FILTER_INCLUSIONS:
	title= (patternToEdit == null) ?
	Messages.ExclusionInclusion_EntryDialog_Include_Add_title :
	Messages.ExclusionInclusion_EntryDialog_Include_Edit_title;
	break;
	case BuildpathAttribute.FILTER_EXCLUSIONS:
	title= (patternToEdit == null) ?
	Messages.ExclusionInclusion_EntryDialog_Exclude_Add_title :
	Messages.ExclusionInclusion_EntryDialog_Exclude_Edit_title;
	break;
	default:
	throw new IllegalArgumentException(attributeKey);
	}
	setTitle(title);

	this.patternStatus= new StatusInfo();
	}


	@Override
	public void create() {
	super.create();

	updateTargets();
	}

	@Override
	protected Control createDialogArea(final Composite parent) {
	final Composite area= new Composite(parent, SWT.NONE);
	area.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
	area.setLayout(LayoutUtils.newDialogGrid(2));

	final String descriptionText, labelText;
	switch (this.attributeKey) {
	case BuildpathAttribute.FILTER_INCLUSIONS:
	descriptionText= NLS.bind(Messages.ExclusionInclusion_EntryDialog_Exclude_description,
	this.uiDescription.getDefaultExt(this.element) );
	labelText= NLS.bind(Messages.ExclusionInclusion_EntryDialog_Exclude_Pattern_label,
	MessageUtils.processPath(this.element.getPath().toString()) );
	break;
	case BuildpathAttribute.FILTER_EXCLUSIONS:
	descriptionText= NLS.bind(Messages.ExclusionInclusion_EntryDialog_Include_description,
	this.uiDescription.getDefaultExt(this.element) );
	labelText= NLS.bind(Messages.ExclusionInclusion_EntryDialog_Include_Pattern_label,
	MessageUtils.processPath(this.element.getPath().toString()) );
	break;
	default:
	throw new IllegalStateException();
	}

	{ final Label description= new Label(area, SWT.WRAP);
	description.setText(descriptionText);

	final GridData gd= new GridData(SWT.FILL, SWT.TOP, true, false, 2, 1);
	gd.horizontalSpan= 2;
	gd.widthHint= convertWidthInCharsToPixels(80);
	description.setLayoutData(gd);
	}

	final Composite composite= area;
	{ final Label label= new Label(area, SWT.NONE);
	label.setText(labelText);
	label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 2, 1));
	}
	{ final Text text= new Text(area, SWT.BORDER);

	final GridData gd= new GridData(SWT.FILL, SWT.CENTER, true, false);
	gd.widthHint= LayoutUtils.hintWidth(text, 60);
	text.setLayoutData(gd);
	this.patternControl= text;
	}
	{ final Button button= new Button(area, SWT.PUSH);
	button.setText(Messages.ExclusionInclusion_EntryDialog_Choose_label);
	button.setEnabled(this.elementSourceFolder != null);
	button.addSelectionListener(new SelectionAdapter() {
	@Override
	public void widgetSelected(final SelectionEvent e) {
	final IPath pattern= doBrowsePattern();
	if (pattern != null) {
	ExclusionInclusionEntryDialog.this.patternControl.setText(pattern.toString());
	update();
	}
	}
	});

	final GridData gd= new GridData(SWT.FILL, SWT.FILL, false, false);
	gd.widthHint= LayoutUtils.hintWidth(button);
	button.setLayoutData(gd);
	}

	applyDialogFont(composite);
	return composite;
	}

	private IPath doBrowsePattern() {
	final String title, message;
	switch (this.attributeKey) {
	case BuildpathAttribute.FILTER_INCLUSIONS:
	title= Messages.ExclusionInclusion_Choose_Include_title;
	message= Messages.ExclusionInclusion_Choose_Include_Single_description;
	break;
	case BuildpathAttribute.FILTER_EXCLUSIONS:
	title= Messages.ExclusionInclusion_Choose_Exclude_title;
	message= Messages.ExclusionInclusion_Choose_Exclude_Single_description;
	break;
	default:
	throw new IllegalStateException();
	}

	final IPath initialPath= new Path(this.patternControl.getText());

	final List<IPath> patterns= chooseExclusionPattern(getShell(), this.elementSourceFolder,
	title, message, initialPath, false );
	if (patterns == null) {
	return null;
	}
	return patterns.get(0);
	}

	protected void updateTargets() {
	this.patternControl.setText((this.originalPattern != null) ?
	this.originalPattern.toString() : "" ); //$NON-NLS-1$
	}

	protected void update() {
	validate();
	updateStatus(this.patternStatus);
	}

	protected void validate() {
	final String pattern= this.patternControl.getText().trim();
	if (pattern.length() == 0) {
	this.patternStatus.setError(Messages.ExclusionInclusion_EntryDialog_error_Empty_message);
	return;
	}
	final IPath path= new Path(pattern);
	if (path.isAbsolute() \|\| path.getDevice() != null) {
	this.patternStatus.setError(Messages.ExclusionInclusion_EntryDialog_error_NotRelative_message);
	return;
	}
	if (!path.equals(this.originalPattern) && this.existingPatterns.contains(path)) {
	this.patternStatus.setError(Messages.ExclusionInclusion_EntryDialog_error_AlreadyExists_message);
	return;
	}

	this.pattern= path;
	this.patternStatus.setOK();
	}

	public IPath getPattern() {
	return this.pattern;
	}

	}