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Diffstat (limited to 'bundles/org.eclipse.wst.xsd.ui/src-adt-xsd/org/eclipse/wst/xsd/ui/internal/wizards/RegexCompositionPage.java')
-rw-r--r--bundles/org.eclipse.wst.xsd.ui/src-adt-xsd/org/eclipse/wst/xsd/ui/internal/wizards/RegexCompositionPage.java947
1 files changed, 0 insertions, 947 deletions
diff --git a/bundles/org.eclipse.wst.xsd.ui/src-adt-xsd/org/eclipse/wst/xsd/ui/internal/wizards/RegexCompositionPage.java b/bundles/org.eclipse.wst.xsd.ui/src-adt-xsd/org/eclipse/wst/xsd/ui/internal/wizards/RegexCompositionPage.java
deleted file mode 100644
index 1a1712d35b..0000000000
--- a/bundles/org.eclipse.wst.xsd.ui/src-adt-xsd/org/eclipse/wst/xsd/ui/internal/wizards/RegexCompositionPage.java
+++ /dev/null
@@ -1,947 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2001, 2006 IBM Corporation 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:
- * IBM Corporation - initial API and implementation
- *******************************************************************************/
-// Based on version 1.12 of original xsdeditor
-package org.eclipse.wst.xsd.ui.internal.wizards;
-
-import java.util.regex.Pattern;
-import java.util.regex.PatternSyntaxException;
-
-import org.eclipse.jface.wizard.WizardPage;
-import org.eclipse.swt.SWT;
-import org.eclipse.swt.custom.StyleRange;
-import org.eclipse.swt.custom.StyledText;
-import org.eclipse.swt.events.FocusEvent;
-import org.eclipse.swt.events.FocusListener;
-import org.eclipse.swt.events.SelectionEvent;
-import org.eclipse.swt.events.SelectionListener;
-import org.eclipse.swt.graphics.Point;
-import org.eclipse.swt.layout.GridData;
-import org.eclipse.swt.layout.GridLayout;
-import org.eclipse.swt.widgets.Button;
-import org.eclipse.swt.widgets.Combo;
-import org.eclipse.swt.widgets.Composite;
-import org.eclipse.swt.widgets.Event;
-import org.eclipse.swt.widgets.Group;
-import org.eclipse.swt.widgets.Label;
-import org.eclipse.swt.widgets.Listener;
-import org.eclipse.swt.widgets.Text;
-import org.eclipse.ui.PlatformUI;
-import org.eclipse.wst.xsd.ui.internal.editor.XSDEditorCSHelpIds;
-import org.eclipse.wst.xsd.ui.internal.editor.XSDEditorPlugin;
-import org.eclipse.wst.xsd.ui.internal.util.ViewUtility;
-import org.eclipse.xsd.XSDPatternFacet;
-
-
-
-/*
--other regex features (eg case sensitivity, ^ or $, |, etc etc)
--smarter model
--better keyboard navigation
--update list of tokens
-*/
-
-public class RegexCompositionPage extends WizardPage
-{
- private static final boolean debug = false;
-
- /* The text representation of our pattern. */
- private StyledText value;
-
- /* The StyleRange used to color code the current parse error. */
- private StyleRange currentError;
-
- /* The regex terms we can form tokens from. */
- private Combo terms;
-
- /* The checkbox for activating auto-escape mode. */
- private Button escapeCheckbox;
-
- /* On/off status of auto-escape mode. */
- private boolean autoEscapeStatus;
-
- /* The Add Token button. */
- private Button add;
-
-
- // The following controls are used in the occurrence selection group
-
- private Text repeatValue;
-
- private Text rangeMinValue;
- private Text rangeMaxValue;
- private Label rangeToLabel;
-
- private Button singleRadio;
- private Button starRadio;
- private Button plusRadio;
- private Button optionalRadio;
- private Button repeatRadio;
- private Button rangeRadio;
-
-
- // The following variables used as part of the model.
-
- /* Our pattern. */
- private XSDPatternFacet pattern;
-
- /* Model used to store the current token. */
- private RegexNode node;
-
- /* The flags passed to the new RegularExpression object. Default value includes:
- X = XMLSchema mode */
- private String regexFlags = "X";
-
-
- /* Is the current regex token valid? */
- private boolean isValidToken;
-
- /* The label used to indicate the value's caret position when it looses focus. */
- private Label caretLabel;
-
- /* The pixel offsets needed to align the label icon with the caret location.
- These are dependent on the icon used. */
- private static final int CARET_LABEL_X_OFFSET = -3;
- private static final int CARET_LABEL_Y_OFFSET = 19;
-
-
- /* Enumerated constants for specifying the type of an error message. */
- private static final int TOKEN = 0;
- private static final int SELECTION = 1;
- private static final int PARSE = 2;
-
- private static final int NUM_ERROR_MESSAGE_TYPES = 3;
-
- /* The current error message for each type of error. A value of null indicates no message.
- The array is indexed according to the above constants.
- */
- private String[] currentErrorMessages;
-
-
- public RegexCompositionPage(XSDPatternFacet pattern)
- {
- super(XSDEditorPlugin.getXSDString("_UI_REGEX_WIZARD_COMPOSITION_PAGE_TITLE"));
- this.pattern = pattern;
-
- setTitle(XSDEditorPlugin.getXSDString("_UI_REGEX_WIZARD_COMPOSITION_PAGE_TITLE"));
- setDescription(XSDEditorPlugin.getXSDString("_UI_REGEX_WIZARD_COMPOSITION_PAGE_DESCRIPTION"));
- }
-
- public void createControl(Composite parent)
- {
- // Set up our model and validator
- node = new RegexNode();
-
- isValidToken = true;
-
- currentErrorMessages = new String[NUM_ERROR_MESSAGE_TYPES];
-
- // The main composite
- Composite composite= new Composite(parent, SWT.NONE);
- PlatformUI.getWorkbench().getHelpSystem().setHelp(composite, XSDEditorCSHelpIds.REGEX_WIZARD_PAGE);
- composite.setLayout(new GridLayout());
-
-
- // The composite for the token combo box, label, and auto-escape checkbox
- Composite tokenComposite = new Composite (composite, SWT.NONE);
- GridLayout tokenCompositeLayout = new GridLayout();
- tokenCompositeLayout.numColumns = 3;
- tokenCompositeLayout.marginWidth = 0;
- tokenComposite.setLayout(tokenCompositeLayout);
-
-
- new Label(tokenComposite, SWT.LEFT).setText(XSDEditorPlugin.getXSDString("_UI_REGEX_WIZARD_TOKEN_LABEL"));
-
- terms = new Combo(tokenComposite, SWT.DROP_DOWN);
- PlatformUI.getWorkbench().getHelpSystem().setHelp(terms, XSDEditorCSHelpIds.REGEX_TOKEN_CONTENTS);
- for (int i = 0; i < RegexNode.getNumRegexTerms(); i++)
- {
- terms.add(RegexNode.getRegexTermText(i));
- }
- terms.addListener(SWT.Modify, new ComboListener());
- terms.setToolTipText(XSDEditorPlugin.getXSDString("_UI_TOOLTIP_REGEX_WIZARD_TERMS"));
-
- escapeCheckbox = new Button(tokenComposite, SWT.CHECK);
- escapeCheckbox.setText(XSDEditorPlugin.getXSDString("_UI_REGEX_WIZARD_AUTO_ESCAPE_CHECKBOX_LABEL"));
- escapeCheckbox.setToolTipText(XSDEditorPlugin.getXSDString("_UI_TOOLTIP_REGEX_WIZARD_AUTO_ESCAPE_CHECKBOX"));
- escapeCheckbox.addSelectionListener(new CheckboxListener());
- autoEscapeStatus = false;
-
-
- // Set up the composites pertaining to the selection of occurrence quantifiers
-
- Group occurrenceSelectionArea = new Group(composite, SWT.NONE);
- occurrenceSelectionArea.setText(XSDEditorPlugin.getXSDString("_UI_REGEX_WIZARD_OCCURENCE_LABEL"));
- PlatformUI.getWorkbench().getHelpSystem().setHelp(occurrenceSelectionArea, XSDEditorCSHelpIds.REGEX_WIZARD_PAGE);
- GridLayout selectionAreaLayout = new GridLayout();
- selectionAreaLayout.numColumns = 2;
- occurrenceSelectionArea.setLayout(selectionAreaLayout);
-
- occurrenceSelectionArea.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
-
- // Listener used for all of the text fields
- TextListener textListener = new TextListener();
-
-
- // Add the radio buttons
- RadioSelectListener radioSelectListener = new RadioSelectListener();
-
- singleRadio = addOccurenceRadioButton(RegexNode.SINGLE, occurrenceSelectionArea, radioSelectListener);
- PlatformUI.getWorkbench().getHelpSystem().setHelp(singleRadio, XSDEditorCSHelpIds.REGEX_JUST_ONCE);
- ViewUtility.createHorizontalFiller(occurrenceSelectionArea, 1);
-
- starRadio = addOccurenceRadioButton(RegexNode.STAR, occurrenceSelectionArea, radioSelectListener);
- PlatformUI.getWorkbench().getHelpSystem().setHelp(starRadio, XSDEditorCSHelpIds.REGEX_ZERO_OR_MORE);
- ViewUtility.createHorizontalFiller(occurrenceSelectionArea, 1);
-
- plusRadio = addOccurenceRadioButton(RegexNode.PLUS, occurrenceSelectionArea, radioSelectListener);
- PlatformUI.getWorkbench().getHelpSystem().setHelp(plusRadio, XSDEditorCSHelpIds.REGEX_ONE_OR_MORE);
- ViewUtility.createHorizontalFiller(occurrenceSelectionArea, 1);
-
- optionalRadio = addOccurenceRadioButton(RegexNode.OPTIONAL, occurrenceSelectionArea, radioSelectListener);
- PlatformUI.getWorkbench().getHelpSystem().setHelp(optionalRadio, XSDEditorCSHelpIds.REGEX_OPTIONAL);
- ViewUtility.createHorizontalFiller(occurrenceSelectionArea, 1);
-
- repeatRadio = addOccurenceRadioButton(RegexNode.REPEAT, occurrenceSelectionArea, radioSelectListener);
- PlatformUI.getWorkbench().getHelpSystem().setHelp(repeatRadio, XSDEditorCSHelpIds.REGEX_REPEAT_RADIO);
-
- repeatValue = new Text(occurrenceSelectionArea, SWT.SINGLE | SWT.BORDER);
- repeatValue.addListener(SWT.Modify, textListener);
- PlatformUI.getWorkbench().getHelpSystem().setHelp(repeatValue, XSDEditorCSHelpIds.REGEX_REPEAT_FIELD);
- repeatValue.setToolTipText(XSDEditorPlugin.getXSDString("_UI_TOOLTIP_REGEX_WIZARD_REPEAT"));
- repeatValue.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
- setEnabledStatus(RegexNode.REPEAT, false);
-
- rangeRadio = addOccurenceRadioButton(RegexNode.RANGE, occurrenceSelectionArea, radioSelectListener);
- PlatformUI.getWorkbench().getHelpSystem().setHelp(rangeRadio, XSDEditorCSHelpIds.REGEX_RANGE_RADIO);
-
- // Add text fields and labels for specifying the range
- Composite rangeWidgets = new Composite(occurrenceSelectionArea, SWT.NONE);
- GridLayout gridLayout = new GridLayout(3, false);
- gridLayout.marginHeight = 0;
- gridLayout.marginWidth = 0;
- rangeWidgets.setLayout(gridLayout);
- rangeWidgets.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
-
- rangeMinValue = new Text(rangeWidgets, SWT.SINGLE | SWT.BORDER);
- rangeMinValue.addListener(SWT.Modify, textListener);
- PlatformUI.getWorkbench().getHelpSystem().setHelp(rangeMinValue, XSDEditorCSHelpIds.REGEX_RANGE_MINIMUM_FIELD);
- rangeMinValue.setToolTipText(XSDEditorPlugin.getXSDString("_UI_TOOLTIP_REGEX_WIZARD_MIN"));
- rangeMinValue.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
-
- rangeToLabel = new Label(rangeWidgets, SWT.NONE);
- rangeToLabel.setText(XSDEditorPlugin.getXSDString("_UI_REGEX_WIZARD_TO_LABEL"));
-
- rangeMaxValue = new Text(rangeWidgets, SWT.SINGLE | SWT.BORDER);
- rangeMaxValue.addListener(SWT.Modify, textListener);
- rangeMaxValue.setToolTipText(XSDEditorPlugin.getXSDString("_UI_TOOLTIP_REGEX_WIZARD_MAX"));
- PlatformUI.getWorkbench().getHelpSystem().setHelp(rangeMaxValue, XSDEditorCSHelpIds.REGEX_RANGE_MAXIMUM_FIELD);
- rangeMaxValue.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
-
- setEnabledStatus(RegexNode.RANGE, false);
-
- singleRadio.setSelection(true);
-
- // The add button
- add = new Button(composite, SWT.PUSH);
- add.addSelectionListener(new ButtonSelectListener());
- add.setText(XSDEditorPlugin.getXSDString("_UI_REGEX_WIZARD_ADD_BUTTON_LABEL"));
- PlatformUI.getWorkbench().getHelpSystem().setHelp(add, XSDEditorCSHelpIds.REGEX_ADD_BUTTON);
- add.setToolTipText(XSDEditorPlugin.getXSDString("_UI_TOOLTIP_REGEX_WIZARD_ADD_BUTTON"));
-
-
- Label separator = new Label(composite, SWT.SEPARATOR | SWT.HORIZONTAL);
- separator.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
-
-
- // Our main text box
-
- Label valueLabel= new Label(composite, SWT.LEFT);
- valueLabel.setText(XSDEditorPlugin.getXSDString("_UI_REGEX_WIZARD_CURRENT_REGEX_LABEL"));
-
- value = new StyledText(composite, SWT.SINGLE | SWT.BORDER);
- value.addListener(SWT.Modify, textListener);
- value.addListener(SWT.Selection, textListener);
- PlatformUI.getWorkbench().getHelpSystem().setHelp(value, XSDEditorCSHelpIds.REGEX_CURRENT_VALUE);
- value.setToolTipText(XSDEditorPlugin.getXSDString("_UI_TOOLTIP_REGEX_WIZARD_CURRENT_REGEX"));
- value.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
-
- value.setFocus();
-
- // StyleRange used for highlighting parse errors
- currentError = new StyleRange();
- currentError.length = 1;
- currentError.foreground = parent.getDisplay().getSystemColor(SWT.COLOR_RED);
-
- // The caret label
- caretLabel = new Label(composite, SWT.LEFT);
- caretLabel.setImage(XSDEditorPlugin.getXSDImage("icons/RegexWizardArrow.gif"));
- caretLabel.setToolTipText(XSDEditorPlugin.getXSDString("_UI_TOOLTIP_REGEX_WIZARD_CARET_LABEL"));
- setShowCaretLabel(true);
-
- value.addFocusListener(new TextFocusListener());
-
- terms.select(0);
-
-
- setControl(composite);
- }
-
-
- public void setVisible(boolean visible)
- {
- super.setVisible(visible);
-
- value.setText(pattern.getLexicalValue());
- value.setCaretOffset(value.getCharCount());
- }
-
- public void dispose()
- {
- super.dispose();
- }
-
-
- /**
- * Sets the visible status of caretLabel to status. If status is true, then we also update the position
- * of caretLabel in one of two ways. If there is no active selection in value, we set caretLabel's
- * position to correspond with the position of the actual caret. Alternatively, if there is an active selection
- * in value, we set caretLabel's position to the beginning of the selection.
- *
- * @param The new visibility status of caretLabel.
- */
- private void setShowCaretLabel(boolean status)
- {
- if (status)
- {
-
- int offset;
-
- if (value.getSelectionText().equals(""))
- {
- offset = value.getCaretOffset();
- }
- else
- {
- offset = value.getSelection().x;
- }
-
- Point p = value.getLocationAtOffset(offset);
-
- p.x += value.getLocation().x;
- p.y = value.getLocation().y;
-
- // Place the label under value, and make sure it is aligned with the caret.
- // The offsets are dependent on the icon used.
- p.x += CARET_LABEL_X_OFFSET;
- p.y += CARET_LABEL_Y_OFFSET;
-
- if (debug)
- {
- System.out.println("POINT: " + p); //$NON-NLS-1$
- }
-
- caretLabel.setLocation(p);
- caretLabel.setVisible(true);
- }
- else
- {
- caretLabel.setVisible(false);
- }
- }
-
-
- /**
- * Adds a new radio button to Composite c with SelectionListener l. The text of the button is the String associated with
- * quantifier.
- *
- * @param quantifier The desired quantifier, as enumerated in RegexNode.
- * @param c The Composite to add the buttons to (normally occurrenceRadioButtons).
- * @param l The SelectionListener (normally radioSelectionListener).
- * @return The newly created button.
- */
- private Button addOccurenceRadioButton(int quantifier, Composite c, SelectionListener l)
- {
- Button result = new Button(c, SWT.RADIO);
- result.setText(RegexNode.getQuantifierText(quantifier));
- result.addSelectionListener(l);
- return result;
- }
-
-
- /**
- * Validates the regex in value. If the regex is valid, clears the Wizard's error message. If it's not valid,
- * sets the Wizard's error message accordingly.
- *
- * @return Whether the regex is valid.
- */
- private boolean validateRegex()
- {
-
- boolean isValid;
- try
- {
- // We validate the regex by checking whether we get a ParseException.
- // By default, we assume that it's valid unless we determine otherwise.
- isValid = true;
- displayRegexErrorMessage(null);
- value.setStyleRange(null);
-
- Pattern.compile(value.getText());
- }
- catch (PatternSyntaxException pe)
- {
- isValid = false;
- displayRegexErrorMessage(pe.getMessage());
-
- // An off-by-one bug in the xerces regex parser will sometimes return a location for the parseError that
- // is off the end of the string. If this is the case, then we want to highlight the last character.
- if (pe.getIndex() >= value.getText().length())
- {
- currentError.start = value.getText().length() - 1;
- }
- else
- {
- currentError.start = pe.getIndex();
- }
-
- if (debug)
- {
- System.out.println("Parse Error location: " + pe.getIndex()); //$NON-NLS-1$
- System.out.println("currentError.start: " + currentError.start); //$NON-NLS-1$
- }
-
- value.setStyleRange(currentError);
-
- }
-
- // Another bug in the xerces parser will sometimes throw a RuntimeException instead of a ParseException.
- // When we get a RuntimeException, we aren't provided with the additional information we need to highlight
- // the parse error. So, we merely report that there is an error.
- catch (RuntimeException re)
- {
- displayRegexErrorMessage("");
- value.setStyleRange(null);
- isValid = false;
- }
-
- setPageComplete(isValid);
- return isValid;
- }
-
-
- /**
- * Manages the display of error messages.
- * Sets the error message for type to errorMessage. If errorMessage != null, then we set the Wizard's error message
- * to errorMessage. If errorMessage == null, then we check whether we have a pending message of another type.
- * If we do, then it is displayed as the Wizard's error message. If we don't, then the Wizard's error message field
- * is cleared.
- *
- * @param errorMessage The text of the new error message. A value of null indicates that the error message should
- * be cleared.
- * @param type The error type, one of PARSE, TOKEN, or SELECTION.
- */
- private void displayErrorMessage(String errorMessage, int type)
- {
- String messageToDisplay = null;
-
-
- currentErrorMessages[type] = errorMessage;
-
- messageToDisplay = errorMessage;
-
- for (int i = 0; i < NUM_ERROR_MESSAGE_TYPES; i++)
- {
- if (messageToDisplay != null)
- {
- break;
- }
- messageToDisplay = currentErrorMessages[i];
- }
-
- setErrorMessage(messageToDisplay);
- }
-
-
- /**
- * Sets the Wizard's error message to message, preceded by a standard prefix.
- *
- * @param message The new error message (or null to clear it).
- */
- private void displayRegexErrorMessage (String errorMessage)
- {
- if (errorMessage == null)
- {
- displayErrorMessage(null, PARSE);
- }
- else
- {
- if (errorMessage.trim().equals("")) // when there is no error message available.
- {
- displayErrorMessage(XSDEditorPlugin.getXSDString("_UI_REGEX_WIZARD_INVALID_REGEX_ERROR"),
- PARSE);
- }
- else
- {
- displayErrorMessage(errorMessage, PARSE);
- }
- }
- }
-
-
- /**
- * Updates the token status. Sets isValidToken to status && the status of the other error type.
- * If status is true, we clear the wizard's error message for this type; if it is false, we set it to errorMessage.
- *
- * @param status The new isValidToken value.
- * @param errorMessage The new error message.
- * @param type The type of the error (either TOKEN or SELECTION).
- */
- private void setTokenStatus (boolean status, String errorMessage, int type)
- {
- boolean otherTypeStatus = (type == TOKEN) ?
- currentErrorMessages[SELECTION] == null :
- currentErrorMessages[TOKEN] == null;
-
- isValidToken = status && otherTypeStatus;
- add.setEnabled(isValidToken);
-
- if (status)
- {
- displayErrorMessage(null, type);
- }
- else
- {
- if (errorMessage != null && errorMessage.trim().equals("")) // when there is no error message available.
- {
- displayErrorMessage(XSDEditorPlugin.getXSDString("_UI_REGEX_WIZARD_INVALID_TOKEN_ERROR"),
- type);
- }
- else
- {
- displayErrorMessage(errorMessage, type);
- }
- }
- }
-
-
- /**
- * Updates the token status. Sets isValidToken to status && the status of the other error type.
- * Also clears the wizard's error message for this type.
- * Usually used to set isValidToken to true.
- *
- * @param status The new isValidToken value.
- * @param type The type of the error (either TOKEN or SELECTION).
- */
- private void setTokenStatus(boolean status, int type)
- {
- setTokenStatus(status, null, type);
- }
-
-
-
- /**
- * Sets the enabled status of the text fields and labels associated with the specified quantifier.
- * If status is true, then fields and labels associated with other quantifiers are disabled.
- * @param quantifier The quantifier whose elements' enabled status we wish to change
- * (as enumerated in RegexNode).
- * @param status The new status of the elements. If true, then all elements associated with other buttons
- * are disabled.
- */
- private void setEnabledStatus(int quantifier, boolean status)
- {
- switch (quantifier)
- {
-
- case RegexNode.REPEAT:
- repeatValue.setEnabled(status);
- if (status)
- {
- rangeMinValue.setEnabled(false);
- rangeMaxValue.setEnabled(false);
- rangeToLabel.setEnabled(false);
- }
- break;
-
- case RegexNode.RANGE:
- rangeMinValue.setEnabled(status);
- rangeMaxValue.setEnabled(status);
- rangeToLabel.setEnabled(status);
- if (status)
- {
- repeatValue.setEnabled(false);
- }
- break;
-
- }
- }
-
- /**
- * Checks to see if there is a selection in value. If there is not, we set the Wizard's error message accordingly.
- * If there is, we update the contents of node. If "Current Selection" is not the current token, then
- * we clear the Selection error message.
- */
- private void updateCurrentSelectionStatus()
- {
- if (terms.getSelectionIndex() == RegexNode.SELECTION)
- {
- String selection = value.getSelectionText();
- if (selection.equals(""))
- {
- setTokenStatus(false, XSDEditorPlugin.getXSDString("_UI_REGEX_WIZARD_INVALID_SELECTION_ERROR"), SELECTION);
- }
- else
- {
- setTokenStatus(true, SELECTION);
- node.setContents(selection);
- node.setHasParens(true);
- }
- }
- else
- {
- setTokenStatus(true, SELECTION);
- }
- }
-
- /**
- * Updates the enabled status of the auto-escape checkbox. If status is true, we enable the checkbox, and
- * set its selection status and node's auto-escape status to the value of autoEscapeStatus. If status is
- * false, then we disable and deselect the checkbox, and set node's status to false.
- *
- * @param status The new enabled status.
- */
- private void setEscapeCheckboxEnabledStatus(boolean status)
- {
- if (status)
- {
- escapeCheckbox.setEnabled(true);
- escapeCheckbox.setSelection(autoEscapeStatus);
- node.setAutoEscapeStatus(autoEscapeStatus);
- }
- else
- {
- escapeCheckbox.setEnabled(false);
- escapeCheckbox.setSelection(false);
- node.setAutoEscapeStatus(false);
- }
- }
-
-
- /**
- * Returns the current regex flags.
- */
- String getFlags()
- {
- return regexFlags;
- }
-
- /**
- * Returns the current XSDPattern model.
- */
- XSDPatternFacet getPattern()
- {
- return pattern;
- }
-
-
- /**
- * Returns a string consisting of the values of min, max, and repeat stored in node.
- * Used for debugging purposes only.
- */
- private String getAllFieldValues()
- {
- String result = "";
- result += "Min: " + node.getMin() + "\n";
- result += "Max: " + node.getMax() + "\n";
- result += "Repeat: " + node.getRepeat() + "\n";
- result += "\n";
- return result;
- }
-
-
- /* Listener for the add button. */
- class ButtonSelectListener implements SelectionListener
- {
- public void widgetDefaultSelected(SelectionEvent e)
- {
- }
-
- // Precondition: isValidToken == true
- public void widgetSelected(SelectionEvent e)
- {
- if (!isValidToken) // should never happen
- {
- return;
- }
-
- // Whether there is anything selected in value.
- boolean isActiveSelection = value.getSelectionCount() != 0;
-
- value.insert(node.toString());
-
- if (terms.getSelectionIndex() == RegexNode.SELECTION)
- {
- updateCurrentSelectionStatus();
- }
-
- // If nothing is selected, then we need to advance the caret location.
- if (!isActiveSelection)
- {
- value.setCaretOffset(value.getCaretOffset() + node.toString().length());
- }
-
- value.setFocus();
-
- }
-
- }
-
-
- /* Listener for the terms combo box. */
- class ComboListener implements Listener
- {
- public void handleEvent(Event e)
- {
-
- updateCurrentSelectionStatus();
-
- // If the user has typed in a token
- if (terms.getSelectionIndex() == -1)
- {
- setEscapeCheckboxEnabledStatus(true);
- node.setContents(terms.getText());
- node.setHasParens(true);
-
-
- if (debug)
- {
- System.out.println(terms.getText());
- }
-
- }
- else if (terms.getSelectionIndex() == RegexNode.SELECTION)
- {
- setEscapeCheckboxEnabledStatus(false);
- }
- else
- {
- node.setContents(RegexNode.getRegexTermValue(terms.getSelectionIndex()));
- node.setHasParens(false);
- setEscapeCheckboxEnabledStatus(false);
- }
- }
- }
-
-
- /* Listener for enabling/disabling caretLabel. */
- class TextFocusListener implements FocusListener
- {
- public void focusGained(FocusEvent e)
- {
- setShowCaretLabel(false);
- }
- public void focusLost(FocusEvent e)
- {
- setShowCaretLabel(true);
- }
- }
-
-
-
- /* Listener for the text fields. */
- class TextListener implements Listener
- {
- public void handleEvent (Event e)
- {
-
- if (debug)
- {
- System.out.println("Inside TextListener handler"); //$NON-NLS-1$
- System.out.println(e);
- System.out.println(getAllFieldValues());
- }
-
-
- if ( (e.widget == value) && (e.type == SWT.Modify) )
- {
- pattern.setLexicalValue(value.getText());
- validateRegex();
- }
-
- else if (e.widget == value && e.type == SWT.Selection)
- {
- if (terms.getSelectionIndex() == RegexNode.SELECTION)
- {
- updateCurrentSelectionStatus();
- }
- }
-
- else if (e.widget == rangeMinValue)
- {
- boolean isValid = node.setMin(rangeMinValue.getText());
-
- if (isValid)
- {
- setTokenStatus(true, null, TOKEN);
- }
- else
- {
- setTokenStatus(false, XSDEditorPlugin.getXSDString("_UI_REGEX_WIZARD_INVALID_MIN_ERROR_SUFFIX"), TOKEN);
- }
- }
-
- else if (e.widget == rangeMaxValue)
- {
- boolean isValid = node.setMax(rangeMaxValue.getText());
-
- if (node.getMin() == RegexNode.EMPTY)
- {
- setTokenStatus(false, XSDEditorPlugin.getXSDString("_UI_REGEX_WIZARD_MISSING_MIN_ERROR_SUFFIX"), TOKEN);
- }
- else if (isValid)
- {
- setTokenStatus(true, null, TOKEN);
- }
- else
- {
- setTokenStatus(false, XSDEditorPlugin.getXSDString("_UI_REGEX_WIZARD_INVALID_MAX_ERROR_SUFFIX"), TOKEN);
- }
- }
-
- else // (e.widget == repeatValue)
- {
- boolean isValid = node.setRepeat(repeatValue.getText());
- if (isValid)
- {
- setTokenStatus(true, null, TOKEN);
- }
- else
- {
- setTokenStatus(false, XSDEditorPlugin.getXSDString("_UI_REGEX_WIZARD_INVALID_REPEAT_ERROR_SUFFIX"), TOKEN);
- }
- }
- }
- }
-
- /* Listener for the auto-escape checkbox. */
- class CheckboxListener implements SelectionListener
- {
- public void widgetDefaultSelected(SelectionEvent e)
- {
- }
-
- public void widgetSelected(SelectionEvent e)
- {
- boolean newStatus = !autoEscapeStatus;
- node.setAutoEscapeStatus(newStatus);
- autoEscapeStatus = newStatus;
-
- if (debug)
- {
- System.out.println("AutoEscape Status: " + node.getAutoEscapeStatus()); //$NON-NLS-1$
- }
- }
-
- }
-
-
- /* Listener for the radio buttons. */
- class RadioSelectListener implements SelectionListener
- {
- public void widgetDefaultSelected(SelectionEvent e)
- {
- }
-
- public void widgetSelected(SelectionEvent e)
- {
- if (debug)
- {
- System.out.println(getAllFieldValues());
- }
-
-
- int currentQuantifier = getQuantifier(e);
-
- node.setQuantifier(currentQuantifier);
-
- switch (currentQuantifier)
- {
- case RegexNode.SINGLE:
- case RegexNode.STAR:
- case RegexNode.PLUS:
- case RegexNode.OPTIONAL:
- setEnabledStatus(RegexNode.REPEAT, false);
- setEnabledStatus(RegexNode.RANGE, false);
- setTokenStatus(true, TOKEN);
- break;
-
- case RegexNode.REPEAT:
- setEnabledStatus(RegexNode.REPEAT, true);
- setTokenStatus(node.hasValidRepeat(), XSDEditorPlugin.getXSDString("_UI_REGEX_WIZARD_INVALID_REPEAT_ERROR_SUFFIX"), TOKEN);
- repeatValue.setFocus();
- break;
-
- case RegexNode.RANGE:
- setEnabledStatus(RegexNode.RANGE, true);
- String error = (node.hasValidMin()) ?
- XSDEditorPlugin.getXSDString("_UI_REGEX_WIZARD_INVALID_MAX_ERROR_SUFFIX") :
- XSDEditorPlugin.getXSDString("_UI_REGEX_WIZARD_INVALID_MIN_ERROR_SUFFIX");
-
- setTokenStatus( node.hasValidMin() && node.hasValidMax(), error, TOKEN);
- rangeMinValue.setFocus();
- break;
- }
- }
-
- private int getQuantifier(SelectionEvent e)
- {
-
- if (e.widget == singleRadio)
- {
- return RegexNode.SINGLE;
- }
-
- else if (e.widget == starRadio)
- {
- return RegexNode.STAR;
- }
-
- else if (e.widget == plusRadio)
- {
- return RegexNode.PLUS;
- }
-
- else if (e.widget == optionalRadio)
- {
- return RegexNode.OPTIONAL;
- }
-
- else if (e.widget == repeatRadio)
- {
- return RegexNode.REPEAT;
- }
-
- else if (e.widget == rangeRadio)
- {
- return RegexNode.RANGE;
- }
-
- else // can't get here
- {
- return RegexNode.EMPTY;
- }
- }
- }
-
- public String getValue()
- {
- return value.getText();
- }
-}

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