core/plugins/org.eclipse.dltk.ui/src/org/eclipse/dltk/internal/ui/wizards/buildpath/ExclusionInclusionDialog.java - dltk/org.eclipse.dltk.core - Git at Google

 /*******************************************************************************
  * Copyright (c) 2000, 2017 IBM Corporation and others.
  * This program and the accompanying materials are made available under the
  * terms of the Eclipse Public License v. 2.0 which is available at
  * http://www.eclipse.org/legal/epl-2.0.
  *
  * SPDX-License-Identifier: EPL-2.0
  *
  *******************************************************************************/
 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.internal.corext.util.Messages;
 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.viewsupport.ImageDescriptorRegistry;
 import org.eclipse.jface.dialogs.StatusDialog;
 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 ExclusionInclusionDialog extends StatusDialog {

 	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 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;

 	public ExclusionInclusionDialog(Shell parent, BPListElement entryToEdit,
 			boolean focusOnExcluded) {
 		super(parent);
 		setShellStyle(getShellStyle() | SWT.RESIZE);

 		fCurrElement = entryToEdit;

 		setTitle(NewWizardMessages.ExclusionInclusionDialog_title);

 		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);
 		if (focusOnExcluded) {
 			fExclusionPatternList
 					.postSetFocusOnDialogField(parent.getDisplay());
 		} else {
 			fInclusionPatternList
 					.postSetFocusOnDialogField(parent.getDisplay());
 		}
 	}

 	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.setRemoveButtonIndex(IDX_REMOVE);
 		patternList.enableButton(IDX_EDIT, false);

 		IPath[] pattern = (IPath[]) entryToEdit.getAttribute(key);

 		ArrayList elements = new ArrayList(pattern.length);
 		for (int i = 0; i < pattern.length; i++) {
 			elements.add(pattern[i].toString());
 		}
 		patternList.setElements(elements);
 		patternList.selectFirstElement();
 		patternList.enableButton(IDX_ADD_MULTIPLE, fCurrSourceFolder != null);
 		patternList.setViewerComparator(new ViewerComparator());
 		return patternList;
 	}

 	@Override
 	protected Control createDialogArea(Composite parent) {
 		Composite composite = (Composite) super.createDialogArea(parent);

 		Composite inner = new Composite(composite, 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));

 		DialogField labelField = new DialogField();
 		String name = fCurrElement.getPath().makeRelative().toString();
 		labelField.setLabelText(Messages.format(
 				NewWizardMessages.ExclusionInclusionDialog_description, name));
 		labelField.doFillIntoGrid(inner, 2);

 		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));

 		applyDialogFont(composite);
 		return composite;
 	}

 	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);
 		}
 	}

 	protected void doDoubleClicked(ListDialogField field) {
 		editEntry(field);
 	}

 	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 {
 		@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);
 	}

 	@Override
 	protected void configureShell(Shell newShell) {
 		super.configureShell(newShell);
 		if (DLTKCore.DEBUG) {
 			System.err
 					.println("ExclusionInclusionDialog 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());
 			}
 		}
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2000, 2017 IBM Corporation and others.
	* This program and the accompanying materials are made available under the
	* terms of the Eclipse Public License v. 2.0 which is available at
	* http://www.eclipse.org/legal/epl-2.0.
	*
	* SPDX-License-Identifier: EPL-2.0
	*
	*******************************************************************************/
	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.internal.corext.util.Messages;
	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.viewsupport.ImageDescriptorRegistry;
	import org.eclipse.jface.dialogs.StatusDialog;
	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 ExclusionInclusionDialog extends StatusDialog {

	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 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;

	public ExclusionInclusionDialog(Shell parent, BPListElement entryToEdit,
	boolean focusOnExcluded) {
	super(parent);
	setShellStyle(getShellStyle() \| SWT.RESIZE);

	fCurrElement = entryToEdit;

	setTitle(NewWizardMessages.ExclusionInclusionDialog_title);

	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);
	if (focusOnExcluded) {
	fExclusionPatternList
	.postSetFocusOnDialogField(parent.getDisplay());
	} else {
	fInclusionPatternList
	.postSetFocusOnDialogField(parent.getDisplay());
	}
	}

	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.setRemoveButtonIndex(IDX_REMOVE);
	patternList.enableButton(IDX_EDIT, false);

	IPath[] pattern = (IPath[]) entryToEdit.getAttribute(key);

	ArrayList elements = new ArrayList(pattern.length);
	for (int i = 0; i < pattern.length; i++) {
	elements.add(pattern[i].toString());
	}
	patternList.setElements(elements);
	patternList.selectFirstElement();
	patternList.enableButton(IDX_ADD_MULTIPLE, fCurrSourceFolder != null);
	patternList.setViewerComparator(new ViewerComparator());
	return patternList;
	}

	@Override
	protected Control createDialogArea(Composite parent) {
	Composite composite = (Composite) super.createDialogArea(parent);

	Composite inner = new Composite(composite, 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));

	DialogField labelField = new DialogField();
	String name = fCurrElement.getPath().makeRelative().toString();
	labelField.setLabelText(Messages.format(
	NewWizardMessages.ExclusionInclusionDialog_description, name));
	labelField.doFillIntoGrid(inner, 2);

	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));

	applyDialogFont(composite);
	return composite;
	}

	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);
	}
	}

	protected void doDoubleClicked(ListDialogField field) {
	editEntry(field);
	}

	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 {
	@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);
	}

	@Override
	protected void configureShell(Shell newShell) {
	super.configureShell(newShell);
	if (DLTKCore.DEBUG) {
	System.err
	.println("ExclusionInclusionDialog 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());
	}
	}
	}
	}