true iff fExpression ends with an open escape.
- */
- private final boolean fIsEscape;
-
- /**
- * Creates a new Proposal Computer.
- * @param contentAssistSubjectControl the subject control
- * @param documentOffset the offset
- */
- public ProposalComputer(IContentAssistSubjectControl contentAssistSubjectControl, int documentOffset) {
- fExpression= contentAssistSubjectControl.getDocument().get();
- fDocumentOffset= documentOffset;
- fPriorityProposals= new ArrayList();
- fProposals= new ArrayList();
-
- boolean isEscape= false;
- esc: for (int i= documentOffset - 1; i >= 0; i--) {
- if (fExpression.charAt(i) == '\\')
- isEscape= !isEscape;
- else
- break esc;
- }
- fIsEscape= isEscape;
- }
-
- /**
- * Computes applicable proposals for the find field.
- * @return the proposals
- */
- public ICompletionProposal[] computeFindProposals() {
- //characters
- addBsProposal("\\\\", RegExMessages.displayString_bs_bs, RegExMessages.additionalInfo_bs_bs); //$NON-NLS-1$
- addBracketProposal("\\0", 2, RegExMessages.displayString_bs_0, RegExMessages.additionalInfo_bs_0); //$NON-NLS-1$
- addBracketProposal("\\x", 2, RegExMessages.displayString_bs_x, RegExMessages.additionalInfo_bs_x); //$NON-NLS-1$
- addBracketProposal("\\u", 2, RegExMessages.displayString_bs_u, RegExMessages.additionalInfo_bs_u); //$NON-NLS-1$
- addBsProposal("\\t", RegExMessages.displayString_bs_t, RegExMessages.additionalInfo_bs_t); //$NON-NLS-1$
- addBsProposal("\\n", RegExMessages.displayString_bs_n, RegExMessages.additionalInfo_bs_n); //$NON-NLS-1$
- addBsProposal("\\r", RegExMessages.displayString_bs_r, RegExMessages.additionalInfo_bs_r); //$NON-NLS-1$
- addBsProposal("\\f", RegExMessages.displayString_bs_f, RegExMessages.additionalInfo_bs_f); //$NON-NLS-1$
- addBsProposal("\\a", RegExMessages.displayString_bs_a, RegExMessages.additionalInfo_bs_a); //$NON-NLS-1$
- addBsProposal("\\e", RegExMessages.displayString_bs_e, RegExMessages.additionalInfo_bs_e); //$NON-NLS-1$
- addBsProposal("\\c", RegExMessages.displayString_bs_c, RegExMessages.additionalInfo_bs_c); //$NON-NLS-1$
-
- if (! fIsEscape)
- addBracketProposal(".", 1, RegExMessages.displayString_dot, RegExMessages.additionalInfo_dot); //$NON-NLS-1$
- addBsProposal("\\d", RegExMessages.displayString_bs_d, RegExMessages.additionalInfo_bs_d); //$NON-NLS-1$
- addBsProposal("\\D", RegExMessages.displayString_bs_D, RegExMessages.additionalInfo_bs_D); //$NON-NLS-1$
- addBsProposal("\\s", RegExMessages.displayString_bs_s, RegExMessages.additionalInfo_bs_s); //$NON-NLS-1$
- addBsProposal("\\S", RegExMessages.displayString_bs_S, RegExMessages.additionalInfo_bs_S); //$NON-NLS-1$
- addBsProposal("\\w", RegExMessages.displayString_bs_w, RegExMessages.additionalInfo_bs_w); //$NON-NLS-1$
- addBsProposal("\\W", RegExMessages.displayString_bs_W, RegExMessages.additionalInfo_bs_W); //$NON-NLS-1$
-
- // backreference
- addBsProposal("\\", RegExMessages.displayString_bs_i, RegExMessages.additionalInfo_bs_i); //$NON-NLS-1$
-
- //quoting
- addBsProposal("\\", RegExMessages.displayString_bs, RegExMessages.additionalInfo_bs); //$NON-NLS-1$
- addBsProposal("\\Q", RegExMessages.displayString_bs_Q, RegExMessages.additionalInfo_bs_Q); //$NON-NLS-1$
- addBsProposal("\\E", RegExMessages.displayString_bs_E, RegExMessages.additionalInfo_bs_E); //$NON-NLS-1$
-
- //character sets
- if (! fIsEscape) {
- addBracketProposal("[]", 1, RegExMessages.displayString_set, RegExMessages.additionalInfo_set); //$NON-NLS-1$
- addBracketProposal("[^]", 2, RegExMessages.displayString_setExcl, RegExMessages.additionalInfo_setExcl); //$NON-NLS-1$
- addBracketProposal("[-]", 1, RegExMessages.displayString_setRange, RegExMessages.additionalInfo_setRange); //$NON-NLS-1$
- addProposal("&&", RegExMessages.displayString_setInter, RegExMessages.additionalInfo_setInter); //$NON-NLS-1$
- }
- if (! fIsEscape && fDocumentOffset > 0 && fExpression.charAt(fDocumentOffset - 1) == '\\') {
- addProposal("\\p{}", 3, RegExMessages.displayString_posix, RegExMessages.additionalInfo_posix); //$NON-NLS-1$
- addProposal("\\P{}", 3, RegExMessages.displayString_posixNot, RegExMessages.additionalInfo_posixNot); //$NON-NLS-1$
- } else {
- addBracketProposal("\\p{}", 3, RegExMessages.displayString_posix, RegExMessages.additionalInfo_posix); //$NON-NLS-1$
- addBracketProposal("\\P{}", 3, RegExMessages.displayString_posixNot, RegExMessages.additionalInfo_posixNot); //$NON-NLS-1$
- }
-
-// addBsProposal("\\p{Lower}", RegExMessages.displayString_bs_p{Lower}, RegExMessages.additionalInfo_bs_p{Lower}); //$NON-NLS-1$
-// addBsProposal("\\p{Upper}", RegExMessages.displayString_bs_p{Upper}, RegExMessages.additionalInfo_bs_p{Upper}); //$NON-NLS-1$
-// addBsProposal("\\p{ASCII}", RegExMessages.displayString_bs_p{ASCII}, RegExMessages.additionalInfo_bs_p{ASCII}); //$NON-NLS-1$
-// addBsProposal("\\p{Alpha}", RegExMessages.displayString_bs_p{Alpha}, RegExMessages.additionalInfo_bs_p{Alpha}); //$NON-NLS-1$
-// addBsProposal("\\p{Digit}", RegExMessages.displayString_bs_p{Digit}, RegExMessages.additionalInfo_bs_p{Digit}); //$NON-NLS-1$
-// addBsProposal("\\p{Alnum}", RegExMessages.displayString_bs_p{Alnum}, RegExMessages.additionalInfo_bs_p{Alnum}); //$NON-NLS-1$
-// addBsProposal("\\p{Punct}", RegExMessages.displayString_bs_p{Punct}, RegExMessages.additionalInfo_bs_p{Punct}); //$NON-NLS-1$
-// addBsProposal("\\p{Graph}", RegExMessages.displayString_bs_p{Graph}, RegExMessages.additionalInfo_bs_p{Graph}); //$NON-NLS-1$
-// addBsProposal("\\p{Print}", RegExMessages.displayString_bs_p{Print}, RegExMessages.additionalInfo_bs_p{Print}); //$NON-NLS-1$
-// addBsProposal("\\p{Blank}", RegExMessages.displayString_bs_p{Blank}, RegExMessages.additionalInfo_bs_p{Blank}); //$NON-NLS-1$
-// addBsProposal("\\p{Cntrl}", RegExMessages.displayString_bs_p{Cntrl}, RegExMessages.additionalInfo_bs_p{Cntrl}); //$NON-NLS-1$
-// addBsProposal("\\p{XDigit}", RegExMessages.displayString_bs_p{XDigit}, RegExMessages.additionalInfo_bs_p{XDigit}); //$NON-NLS-1$
-// addBsProposal("\\p{Space}", RegExMessages.displayString_bs_p{Space}, RegExMessages.additionalInfo_bs_p{Space}); //$NON-NLS-1$
-//
-// addBsProposal("\\p{InGreek}", RegExMessages.displayString_bs_p{InGreek}, RegExMessages.additionalInfo_bs_p{InGreek}); //$NON-NLS-1$
-// addBsProposal("\\p{Lu}", RegExMessages.displayString_bs_p{Lu}, RegExMessages.additionalInfo_bs_p{Lu}); //$NON-NLS-1$
-// addBsProposal("\\p{Sc}", RegExMessages.displayString_bs_p{Sc}, RegExMessages.additionalInfo_bs_p{Sc}); //$NON-NLS-1$
-// addBsProposal("\\P{InGreek}", RegExMessages.displayString_bs_P{InGreek}, RegExMessages.additionalInfo_bs_P{InGreek}); //$NON-NLS-1$
-
- //boundary matchers
- if (fDocumentOffset == 0) {
- addPriorityProposal("^", RegExMessages.displayString_start, RegExMessages.additionalInfo_start); //$NON-NLS-1$
- } else if (fDocumentOffset == 1 && fExpression.charAt(0) == '^') {
- addBracketProposal("^", 1, RegExMessages.displayString_start, RegExMessages.additionalInfo_start); //$NON-NLS-1$
- }
- if (fDocumentOffset == fExpression.length()) {
- addProposal("$", RegExMessages.displayString_end, RegExMessages.additionalInfo_end); //$NON-NLS-1$
- }
- addBsProposal("\\b", RegExMessages.displayString_bs_b, RegExMessages.additionalInfo_bs_b); //$NON-NLS-1$
- addBsProposal("\\B", RegExMessages.displayString_bs_B, RegExMessages.additionalInfo_bs_B); //$NON-NLS-1$
- addBsProposal("\\A", RegExMessages.displayString_bs_A, RegExMessages.additionalInfo_bs_A); //$NON-NLS-1$
- addBsProposal("\\G", RegExMessages.displayString_bs_G, RegExMessages.additionalInfo_bs_G); //$NON-NLS-1$
- addBsProposal("\\Z", RegExMessages.displayString_bs_Z, RegExMessages.additionalInfo_bs_Z); //$NON-NLS-1$
- addBsProposal("\\z", RegExMessages.displayString_bs_z, RegExMessages.additionalInfo_bs_z); //$NON-NLS-1$
-
- if (! fIsEscape) {
- //capturing groups
- addBracketProposal("()", 1, RegExMessages.displayString_group, RegExMessages.additionalInfo_group); //$NON-NLS-1$
-
- //flags
- addBracketProposal("(?)", 2, RegExMessages.displayString_flag, RegExMessages.additionalInfo_flag); //$NON-NLS-1$
- addBracketProposal("(?:)", 3, RegExMessages.displayString_flagExpr, RegExMessages.additionalInfo_flagExpr); //$NON-NLS-1$
-
- //noncapturing group
- addBracketProposal("(?:)", 3, RegExMessages.displayString_nonCap, RegExMessages.additionalInfo_nonCap); //$NON-NLS-1$
- addBracketProposal("(?>)", 3, RegExMessages.displayString_atomicCap, RegExMessages.additionalInfo_atomicCap); //$NON-NLS-1$
-
- //lookaraound
- addBracketProposal("(?=)", 3, RegExMessages.displayString_posLookahead, RegExMessages.additionalInfo_posLookahead); //$NON-NLS-1$
- addBracketProposal("(?!)", 3, RegExMessages.displayString_negLookahead, RegExMessages.additionalInfo_negLookahead); //$NON-NLS-1$
- addBracketProposal("(?<=)", 4, RegExMessages.displayString_posLookbehind, RegExMessages.additionalInfo_posLookbehind); //$NON-NLS-1$
- addBracketProposal("(? 0 && '$' == fExpression.charAt(fDocumentOffset - 1)) {
- addProposal("", RegExMessages.displayString_dollar, RegExMessages.additionalInfo_dollar); //$NON-NLS-1$
- } else {
- addProposal("$", RegExMessages.displayString_dollar, RegExMessages.additionalInfo_dollar); //$NON-NLS-1$
- addBsProposal("\\", RegExMessages.displayString_replace_bs, RegExMessages.additionalInfo_replace_bs); //$NON-NLS-1$
- addProposal("\t", RegExMessages.displayString_tab, RegExMessages.additionalInfo_tab); //$NON-NLS-1$
- }
- return (ICompletionProposal[]) fProposals.toArray(new ICompletionProposal[fProposals.size()]);
- }
-
- /**
- * Adds a proposal.
- *
- * @param proposal the string to be inserted
- * @param displayString the proposal's label
- * @param additionalInfo the additional information
- */
- private void addProposal(String proposal, String displayString, String additionalInfo) {
- fProposals.add(new CompletionProposal(proposal, fDocumentOffset, 0, proposal.length(), null, displayString, null, additionalInfo));
- }
-
- /**
- * Adds a proposal.
- *
- * @param proposal the string to be inserted
- * @param cursorPosition the cursor position after insertion,
- * relative to the start of the proposal
- * @param displayString the proposal's label
- * @param additionalInfo the additional information
- */
- private void addProposal(String proposal, int cursorPosition, String displayString, String additionalInfo) {
- fProposals.add(new CompletionProposal(proposal, fDocumentOffset, 0, cursorPosition, null, displayString, null, additionalInfo));
- }
-
- /**
- * Adds a proposal to the priority proposals list.
- *
- * @param proposal the string to be inserted
- * @param displayString the proposal's label
- * @param additionalInfo the additional information
- */
- private void addPriorityProposal(String proposal, String displayString, String additionalInfo) {
- fPriorityProposals.add(new CompletionProposal(proposal, fDocumentOffset, 0, proposal.length(), null, displayString, null, additionalInfo));
- }
-
- /**
- * Adds a proposal. Ensures that existing pre- and postfixes are not duplicated.
- *
- * @param proposal the string to be inserted
- * @param cursorPosition the cursor position after insertion,
- * relative to the start of the proposal
- * @param displayString the proposal's label
- * @param additionalInfo the additional information
- */
- private void addBracketProposal(String proposal, int cursorPosition, String displayString, String additionalInfo) {
- String prolog= fExpression.substring(0, fDocumentOffset);
- if (! fIsEscape && prolog.endsWith("\\") && proposal.startsWith("\\")) { //$NON-NLS-1$//$NON-NLS-2$
- fProposals.add(new CompletionProposal(proposal, fDocumentOffset, 0, cursorPosition, null, displayString, null, additionalInfo));
- return;
- }
- for (int i= 1; i <= cursorPosition; i++) {
- String prefix= proposal.substring(0, i);
- if (prolog.endsWith(prefix)) {
- String postfix= proposal.substring(cursorPosition);
- String epilog= fExpression.substring(fDocumentOffset);
- if (epilog.startsWith(postfix)) {
- fPriorityProposals.add(new CompletionProposal(proposal.substring(i, cursorPosition), fDocumentOffset, 0, cursorPosition - i, null, displayString, null, additionalInfo));
- } else {
- fPriorityProposals.add(new CompletionProposal(proposal.substring(i), fDocumentOffset, 0, cursorPosition - i, null, displayString, null, additionalInfo));
- }
- return;
- }
- }
- fProposals.add(new CompletionProposal(proposal, fDocumentOffset, 0, cursorPosition, null, displayString, null, additionalInfo));
- }
-
- /**
- * Adds a proposal that starts with a backslash.
- *
- * @param proposal the string to be inserted
- * @param displayString the proposal's label
- * @param additionalInfo the additional information
- */
- private void addBsProposal(String proposal, String displayString, String additionalInfo) {
- if (fIsEscape) {
- fPriorityProposals.add(new CompletionProposal(proposal.substring(1), fDocumentOffset, 0, proposal.length() - 1, null, displayString, null, additionalInfo));
- } else {
- addProposal(proposal, displayString, additionalInfo);
- }
- }
- }
-
- /**
- * The context information validator.
- */
- private IContextInformationValidator fValidator= new SubjectControlContextInformationValidator(this);
-
- /**
- * true iff the processor is for the find field.
- * false iff the processor is for the replace field.
- */
- private final boolean fIsFind;
-
- public RegExContentAssistProcessor(boolean isFind) {
- fIsFind= isFind;
- }
-
- /*
- * @see IContentAssistProcessor#computeCompletionProposals(ITextViewer, int)
- */
- public ICompletionProposal[] computeCompletionProposals(ITextViewer viewer, int documentOffset) {
- throw new UnsupportedOperationException("ITextViewer not supported"); //$NON-NLS-1$
- }
-
- /*
- * @see IContentAssistProcessor#computeContextInformation(ITextViewer, int)
- */
- public IContextInformation[] computeContextInformation(ITextViewer viewer, int documentOffset) {
- throw new UnsupportedOperationException("ITextViewer not supported"); //$NON-NLS-1$
- }
-
- /*
- * @see IContentAssistProcessor#getCompletionProposalAutoActivationCharacters()
- */
- public char[] getCompletionProposalAutoActivationCharacters() {
- if (fIsFind)
- return new char[] {'\\', '[', '('};
-
- return new char[] {'$'};
- }
-
- /*
- * @see IContentAssistProcessor#getContextInformationAutoActivationCharacters()
- */
- public char[] getContextInformationAutoActivationCharacters() {
- return new char[] { };
- }
-
- /*
- * @see IContentAssistProcessor#getContextInformationValidator()
- */
- public IContextInformationValidator getContextInformationValidator() {
- return fValidator;
- }
-
- /*
- * @see IContentAssistProcessor#getErrorMessage()
- */
- public String getErrorMessage() {
- return null;
- }
-
- /*
- * @see ISubjectControlContentAssistProcessor#computeCompletionProposals(IContentAssistSubjectControl, int)
- */
- public ICompletionProposal[] computeCompletionProposals(IContentAssistSubjectControl contentAssistSubjectControl, int documentOffset) {
- if (fIsFind)
- return new ProposalComputer(contentAssistSubjectControl, documentOffset).computeFindProposals();
-
- return new ProposalComputer(contentAssistSubjectControl, documentOffset).computeReplaceProposals();
- }
-
- /*
- * @see ISubjectControlContentAssistProcessor#computeContextInformation(IContentAssistSubjectControl, int)
- */
- public IContextInformation[] computeContextInformation(IContentAssistSubjectControl contentAssistSubjectControl, int documentOffset) {
- return null;
- }
-}
Index: search/org/eclipse/search/internal/ui/text/TextSearchPage.java
===================================================================
RCS file: /home/eclipse/org.eclipse.search/search/org/eclipse/search/internal/ui/text/TextSearchPage.java,v
retrieving revision 1.104
diff -u -r1.104 TextSearchPage.java
--- search/org/eclipse/search/internal/ui/text/TextSearchPage.java 14 Mar 2006 08:53:46 -0000 1.104
+++ search/org/eclipse/search/internal/ui/text/TextSearchPage.java 22 Mar 2006 14:23:20 -0000
@@ -40,6 +40,7 @@
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Combo;
import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Label;
@@ -47,6 +48,8 @@
import org.eclipse.jface.dialogs.DialogPage;
import org.eclipse.jface.dialogs.ErrorDialog;
import org.eclipse.jface.dialogs.IDialogSettings;
+import org.eclipse.jface.fieldassist.ComboContentAdapter;
+import org.eclipse.jface.fieldassist.IControlCreator;
import org.eclipse.jface.resource.JFaceColors;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
@@ -60,7 +63,8 @@
import org.eclipse.ui.IWorkingSet;
import org.eclipse.ui.IWorkingSetManager;
import org.eclipse.ui.PlatformUI;
-import org.eclipse.ui.contentassist.ContentAssistHandler;
+import org.eclipse.ui.fieldassist.ContentAssistField;
+import org.eclipse.ui.texteditor.ITextEditorActionDefinitionIds;
import org.eclipse.search.ui.IReplacePage;
import org.eclipse.search.ui.ISearchPage;
@@ -110,7 +114,12 @@
private ISearchPageContainer fContainer;
private FileTypeEditor fFileTypeEditor;
- private ContentAssistHandler fReplaceContentAssistHandler;
+ /**
+ * Decorated find and replace fields.
+ * @since 3.2
+ */
+ private ContentAssistField fContentAssistFindField;
+
private static class SearchPatternData {
public final boolean isCaseSensitive;
@@ -494,7 +503,19 @@
label.setFont(group.getFont());
// Pattern combo
- fPattern= new Combo(group, SWT.SINGLE | SWT.BORDER);
+ ComboContentAdapter contentAdapter= new ComboContentAdapter();
+ RegExContentProposalProvider findProposer= new RegExContentProposalProvider(true);
+ fContentAssistFindField= new ContentAssistField(group, SWT.DROP_DOWN | SWT.BORDER,
+ new IControlCreator() {
+ public Control createControl(Composite controlParent, int style) {
+ return new Combo(controlParent, SWT.SINGLE | SWT.BORDER);
+ }
+ },
+ contentAdapter, findProposer,
+ ITextEditorActionDefinitionIds.CONTENT_ASSIST_PROPOSALS,
+ new char[] {'\\', '[', '('});
+ fPattern= (Combo)fContentAssistFindField.getControl();
+
// Not done here to prevent page from resizing
// fPattern.setItems(getPreviousSearchPatterns());
fPattern.addSelectionListener(new SelectionAdapter() {
@@ -512,7 +533,7 @@
fPattern.setFont(group.getFont());
GridData data= new GridData(GridData.FILL, GridData.FILL, true, false, 1, 1);
data.widthHint= convertWidthInCharsToPixels(50);
- fPattern.setLayoutData(data);
+ fContentAssistFindField.getLayoutControl().setLayoutData(data);
fIsCaseSensitiveCheckbox= new Button(group, SWT.CHECK);
fIsCaseSensitiveCheckbox.setText(SearchMessages.SearchPage_caseSensitive);
@@ -765,16 +786,7 @@
}
private void setContentAssistsEnablement(boolean enable) {
- if (enable) {
- if (fReplaceContentAssistHandler == null) {
- fReplaceContentAssistHandler= ContentAssistHandler.createHandlerForCombo(fPattern, ReplaceDialog2.createContentAssistant(true));
- }
- fReplaceContentAssistHandler.setEnabled(true);
- } else {
- if (fReplaceContentAssistHandler == null)
- return;
- fReplaceContentAssistHandler.setEnabled(false);
- }
+ fContentAssistFindField.setEnabled(enable);
}
private void statusMessage(boolean error, String message) {
Index: search/org/eclipse/search/internal/ui/text/RegExContentProposalProvider.java
===================================================================
RCS file: search/org/eclipse/search/internal/ui/text/RegExContentProposalProvider.java
diff -N search/org/eclipse/search/internal/ui/text/RegExContentProposalProvider.java
--- /dev/null 1 Jan 1970 00:00:00 -0000
+++ search/org/eclipse/search/internal/ui/text/RegExContentProposalProvider.java 1 Jan 1970 00:00:00 -0000
@@ -0,0 +1,375 @@
+/*******************************************************************************
+ * Copyright (c) 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
+ *******************************************************************************/
+
+package org.eclipse.search.internal.ui.text;
+
+import java.util.ArrayList;
+
+import org.eclipse.jface.fieldassist.IContentProposal;
+import org.eclipse.jface.fieldassist.IContentProposalProvider;
+
+/**
+ * Content assist proposal provider for regular expressions.
+ *
+ * Note: Replaces RegExContentAssistProcessor which was introduced in 3.0.
+ *
true iff fExpression ends with an open escape.
+ */
+ private final boolean fIsEscape;
+
+ /**
+ * Creates a new Proposal Computer.
+ * @param contents the contents of the the subject control
+ * @param position the cursor position
+ */
+ public ProposalComputer(String contents, int position) {
+ fExpression= contents;
+ fDocumentOffset= position;
+ fPriorityProposals= new ArrayList();
+ fProposals= new ArrayList();
+
+ boolean isEscape= false;
+ esc: for (int i= position - 1; i >= 0; i--) {
+ if (fExpression.charAt(i) == '\\')
+ isEscape= !isEscape;
+ else
+ break esc;
+ }
+ fIsEscape= isEscape;
+ }
+
+ /**
+ * Computes applicable proposals for the find field.
+ * @return the proposals
+ */
+ public IContentProposal[] computeFindProposals() {
+ //characters
+ addBsProposal("\\\\", RegExMessages.displayString_bs_bs, RegExMessages.additionalInfo_bs_bs); //$NON-NLS-1$
+ addBracketProposal("\\0", 2, RegExMessages.displayString_bs_0, RegExMessages.additionalInfo_bs_0); //$NON-NLS-1$
+ addBracketProposal("\\x", 2, RegExMessages.displayString_bs_x, RegExMessages.additionalInfo_bs_x); //$NON-NLS-1$
+ addBracketProposal("\\u", 2, RegExMessages.displayString_bs_u, RegExMessages.additionalInfo_bs_u); //$NON-NLS-1$
+ addBsProposal("\\t", RegExMessages.displayString_bs_t, RegExMessages.additionalInfo_bs_t); //$NON-NLS-1$
+ addBsProposal("\\n", RegExMessages.displayString_bs_n, RegExMessages.additionalInfo_bs_n); //$NON-NLS-1$
+ addBsProposal("\\r", RegExMessages.displayString_bs_r, RegExMessages.additionalInfo_bs_r); //$NON-NLS-1$
+ addBsProposal("\\f", RegExMessages.displayString_bs_f, RegExMessages.additionalInfo_bs_f); //$NON-NLS-1$
+ addBsProposal("\\a", RegExMessages.displayString_bs_a, RegExMessages.additionalInfo_bs_a); //$NON-NLS-1$
+ addBsProposal("\\e", RegExMessages.displayString_bs_e, RegExMessages.additionalInfo_bs_e); //$NON-NLS-1$
+ addBsProposal("\\c", RegExMessages.displayString_bs_c, RegExMessages.additionalInfo_bs_c); //$NON-NLS-1$
+
+ if (! fIsEscape)
+ addBracketProposal(".", 1, RegExMessages.displayString_dot, RegExMessages.additionalInfo_dot); //$NON-NLS-1$
+ addBsProposal("\\d", RegExMessages.displayString_bs_d, RegExMessages.additionalInfo_bs_d); //$NON-NLS-1$
+ addBsProposal("\\D", RegExMessages.displayString_bs_D, RegExMessages.additionalInfo_bs_D); //$NON-NLS-1$
+ addBsProposal("\\s", RegExMessages.displayString_bs_s, RegExMessages.additionalInfo_bs_s); //$NON-NLS-1$
+ addBsProposal("\\S", RegExMessages.displayString_bs_S, RegExMessages.additionalInfo_bs_S); //$NON-NLS-1$
+ addBsProposal("\\w", RegExMessages.displayString_bs_w, RegExMessages.additionalInfo_bs_w); //$NON-NLS-1$
+ addBsProposal("\\W", RegExMessages.displayString_bs_W, RegExMessages.additionalInfo_bs_W); //$NON-NLS-1$
+
+ // back reference
+ addBsProposal("\\", RegExMessages.displayString_bs_i, RegExMessages.additionalInfo_bs_i); //$NON-NLS-1$
+
+ //quoting
+ addBsProposal("\\", RegExMessages.displayString_bs, RegExMessages.additionalInfo_bs); //$NON-NLS-1$
+ addBsProposal("\\Q", RegExMessages.displayString_bs_Q, RegExMessages.additionalInfo_bs_Q); //$NON-NLS-1$
+ addBsProposal("\\E", RegExMessages.displayString_bs_E, RegExMessages.additionalInfo_bs_E); //$NON-NLS-1$
+
+ //character sets
+ if (! fIsEscape) {
+ addBracketProposal("[]", 1, RegExMessages.displayString_set, RegExMessages.additionalInfo_set); //$NON-NLS-1$
+ addBracketProposal("[^]", 2, RegExMessages.displayString_setExcl, RegExMessages.additionalInfo_setExcl); //$NON-NLS-1$
+ addBracketProposal("[-]", 1, RegExMessages.displayString_setRange, RegExMessages.additionalInfo_setRange); //$NON-NLS-1$
+ addProposal("&&", RegExMessages.displayString_setInter, RegExMessages.additionalInfo_setInter); //$NON-NLS-1$
+ }
+ if (! fIsEscape && fDocumentOffset > 0 && fExpression.charAt(fDocumentOffset - 1) == '\\') {
+ addProposal("\\p{}", 3, RegExMessages.displayString_posix, RegExMessages.additionalInfo_posix); //$NON-NLS-1$
+ addProposal("\\P{}", 3, RegExMessages.displayString_posixNot, RegExMessages.additionalInfo_posixNot); //$NON-NLS-1$
+ } else {
+ addBracketProposal("\\p{}", 3, RegExMessages.displayString_posix, RegExMessages.additionalInfo_posix); //$NON-NLS-1$
+ addBracketProposal("\\P{}", 3, RegExMessages.displayString_posixNot, RegExMessages.additionalInfo_posixNot); //$NON-NLS-1$
+ }
+
+// addBsProposal("\\p{Lower}", RegExMessages.displayString_bs_p{Lower}, RegExMessages.additionalInfo_bs_p{Lower}); //$NON-NLS-1$
+// addBsProposal("\\p{Upper}", RegExMessages.displayString_bs_p{Upper}, RegExMessages.additionalInfo_bs_p{Upper}); //$NON-NLS-1$
+// addBsProposal("\\p{ASCII}", RegExMessages.displayString_bs_p{ASCII}, RegExMessages.additionalInfo_bs_p{ASCII}); //$NON-NLS-1$
+// addBsProposal("\\p{Alpha}", RegExMessages.displayString_bs_p{Alpha}, RegExMessages.additionalInfo_bs_p{Alpha}); //$NON-NLS-1$
+// addBsProposal("\\p{Digit}", RegExMessages.displayString_bs_p{Digit}, RegExMessages.additionalInfo_bs_p{Digit}); //$NON-NLS-1$
+// addBsProposal("\\p{Alnum}", RegExMessages.displayString_bs_p{Alnum}, RegExMessages.additionalInfo_bs_p{Alnum}); //$NON-NLS-1$
+// addBsProposal("\\p{Punct}", RegExMessages.displayString_bs_p{Punct}, RegExMessages.additionalInfo_bs_p{Punct}); //$NON-NLS-1$
+// addBsProposal("\\p{Graph}", RegExMessages.displayString_bs_p{Graph}, RegExMessages.additionalInfo_bs_p{Graph}); //$NON-NLS-1$
+// addBsProposal("\\p{Print}", RegExMessages.displayString_bs_p{Print}, RegExMessages.additionalInfo_bs_p{Print}); //$NON-NLS-1$
+// addBsProposal("\\p{Blank}", RegExMessages.displayString_bs_p{Blank}, RegExMessages.additionalInfo_bs_p{Blank}); //$NON-NLS-1$
+// addBsProposal("\\p{Cntrl}", RegExMessages.displayString_bs_p{Cntrl}, RegExMessages.additionalInfo_bs_p{Cntrl}); //$NON-NLS-1$
+// addBsProposal("\\p{XDigit}", RegExMessages.displayString_bs_p{XDigit}, RegExMessages.additionalInfo_bs_p{XDigit}); //$NON-NLS-1$
+// addBsProposal("\\p{Space}", RegExMessages.displayString_bs_p{Space}, RegExMessages.additionalInfo_bs_p{Space}); //$NON-NLS-1$
+//
+// addBsProposal("\\p{InGreek}", RegExMessages.displayString_bs_p{InGreek}, RegExMessages.additionalInfo_bs_p{InGreek}); //$NON-NLS-1$
+// addBsProposal("\\p{Lu}", RegExMessages.displayString_bs_p{Lu}, RegExMessages.additionalInfo_bs_p{Lu}); //$NON-NLS-1$
+// addBsProposal("\\p{Sc}", RegExMessages.displayString_bs_p{Sc}, RegExMessages.additionalInfo_bs_p{Sc}); //$NON-NLS-1$
+// addBsProposal("\\P{InGreek}", RegExMessages.displayString_bs_P{InGreek}, RegExMessages.additionalInfo_bs_P{InGreek}); //$NON-NLS-1$
+
+ //boundary matchers
+ if (fDocumentOffset == 0) {
+ addPriorityProposal("^", RegExMessages.displayString_start, RegExMessages.additionalInfo_start); //$NON-NLS-1$
+ } else if (fDocumentOffset == 1 && fExpression.charAt(0) == '^') {
+ addBracketProposal("^", 1, RegExMessages.displayString_start, RegExMessages.additionalInfo_start); //$NON-NLS-1$
+ }
+ if (fDocumentOffset == fExpression.length()) {
+ addProposal("$", RegExMessages.displayString_end, RegExMessages.additionalInfo_end); //$NON-NLS-1$
+ }
+ addBsProposal("\\b", RegExMessages.displayString_bs_b, RegExMessages.additionalInfo_bs_b); //$NON-NLS-1$
+ addBsProposal("\\B", RegExMessages.displayString_bs_B, RegExMessages.additionalInfo_bs_B); //$NON-NLS-1$
+ addBsProposal("\\A", RegExMessages.displayString_bs_A, RegExMessages.additionalInfo_bs_A); //$NON-NLS-1$
+ addBsProposal("\\G", RegExMessages.displayString_bs_G, RegExMessages.additionalInfo_bs_G); //$NON-NLS-1$
+ addBsProposal("\\Z", RegExMessages.displayString_bs_Z, RegExMessages.additionalInfo_bs_Z); //$NON-NLS-1$
+ addBsProposal("\\z", RegExMessages.displayString_bs_z, RegExMessages.additionalInfo_bs_z); //$NON-NLS-1$
+
+ if (! fIsEscape) {
+ //capturing groups
+ addBracketProposal("()", 1, RegExMessages.displayString_group, RegExMessages.additionalInfo_group); //$NON-NLS-1$
+
+ //flags
+ addBracketProposal("(?)", 2, RegExMessages.displayString_flag, RegExMessages.additionalInfo_flag); //$NON-NLS-1$
+ addBracketProposal("(?:)", 3, RegExMessages.displayString_flagExpr, RegExMessages.additionalInfo_flagExpr); //$NON-NLS-1$
+
+ //non-capturing group
+ addBracketProposal("(?:)", 3, RegExMessages.displayString_nonCap, RegExMessages.additionalInfo_nonCap); //$NON-NLS-1$
+ addBracketProposal("(?>)", 3, RegExMessages.displayString_atomicCap, RegExMessages.additionalInfo_atomicCap); //$NON-NLS-1$
+
+ //lookaraound
+ addBracketProposal("(?=)", 3, RegExMessages.displayString_posLookahead, RegExMessages.additionalInfo_posLookahead); //$NON-NLS-1$
+ addBracketProposal("(?!)", 3, RegExMessages.displayString_negLookahead, RegExMessages.additionalInfo_negLookahead); //$NON-NLS-1$
+ addBracketProposal("(?<=)", 4, RegExMessages.displayString_posLookbehind, RegExMessages.additionalInfo_posLookbehind); //$NON-NLS-1$
+ addBracketProposal("(? 0 && '$' == fExpression.charAt(fDocumentOffset - 1)) {
+ addProposal("", RegExMessages.displayString_dollar, RegExMessages.additionalInfo_dollar); //$NON-NLS-1$
+ } else {
+ addProposal("$", RegExMessages.displayString_dollar, RegExMessages.additionalInfo_dollar); //$NON-NLS-1$
+ addBsProposal("\\", RegExMessages.displayString_replace_bs, RegExMessages.additionalInfo_replace_bs); //$NON-NLS-1$
+ addProposal("\t", RegExMessages.displayString_tab, RegExMessages.additionalInfo_tab); //$NON-NLS-1$
+ }
+ return (IContentProposal[]) fProposals.toArray(new IContentProposal[fProposals.size()]);
+ }
+
+ /**
+ * Adds a proposal.
+ *
+ * @param proposal the string to be inserted
+ * @param displayString the proposal's label
+ * @param additionalInfo the additional information
+ */
+ private void addProposal(String proposal, String displayString, String additionalInfo) {
+ fProposals.add(new Proposal(proposal, displayString, additionalInfo, proposal.length()));
+ }
+
+ /**
+ * Adds a proposal.
+ *
+ * @param proposal the string to be inserted
+ * @param cursorPosition the cursor position after insertion,
+ * relative to the start of the proposal
+ * @param displayString the proposal's label
+ * @param additionalInfo the additional information
+ */
+ private void addProposal(String proposal, int cursorPosition, String displayString, String additionalInfo) {
+ fProposals.add(new Proposal(proposal, displayString, additionalInfo, cursorPosition));
+ }
+
+ /**
+ * Adds a proposal to the priority proposals list.
+ *
+ * @param proposal the string to be inserted
+ * @param displayString the proposal's label
+ * @param additionalInfo the additional information
+ */
+ private void addPriorityProposal(String proposal, String displayString, String additionalInfo) {
+ fPriorityProposals.add(new Proposal(proposal, displayString, additionalInfo, proposal.length()));
+ }
+
+ /**
+ * Adds a proposal. Ensures that existing pre- and postfixes are not duplicated.
+ *
+ * @param proposal the string to be inserted
+ * @param cursorPosition the cursor position after insertion,
+ * relative to the start of the proposal
+ * @param displayString the proposal's label
+ * @param additionalInfo the additional information
+ */
+ private void addBracketProposal(String proposal, int cursorPosition, String displayString, String additionalInfo) {
+ String prolog= fExpression.substring(0, fDocumentOffset);
+ if (! fIsEscape && prolog.endsWith("\\") && proposal.startsWith("\\")) { //$NON-NLS-1$//$NON-NLS-2$
+ fProposals.add(new Proposal(proposal, displayString, additionalInfo, cursorPosition));
+ return;
+ }
+ for (int i= 1; i <= cursorPosition; i++) {
+ String prefix= proposal.substring(0, i);
+ if (prolog.endsWith(prefix)) {
+ String postfix= proposal.substring(cursorPosition);
+ String epilog= fExpression.substring(fDocumentOffset);
+ if (epilog.startsWith(postfix)) {
+ fPriorityProposals.add(new Proposal(proposal.substring(i, cursorPosition), displayString, additionalInfo, cursorPosition-i));
+ } else {
+ fPriorityProposals.add(new Proposal(proposal.substring(i), displayString, additionalInfo, cursorPosition-i));
+ }
+ return;
+ }
+ }
+ fProposals.add(new Proposal(proposal, displayString, additionalInfo, cursorPosition));
+ }
+
+ /**
+ * Adds a proposal that starts with a backslash.
+ * Ensures that the backslash is not repeated if already typed.
+ *
+ * @param proposal the string to be inserted
+ * @param displayString the proposal's label
+ * @param additionalInfo the additional information
+ */
+ private void addBsProposal(String proposal, String displayString, String additionalInfo) {
+ String prolog= fExpression.substring(0, fDocumentOffset);
+ int position= proposal.length();
+ // If the string already contains the backslash, do not include in the proposal
+ if (prolog.endsWith("\\")) { //$NON-NLS-1$
+ position--;
+ proposal= proposal.substring(1);
+ }
+
+ if (fIsEscape) {
+ fPriorityProposals.add(new Proposal(proposal, displayString, additionalInfo, position));
+ } else {
+ addProposal(proposal, position, displayString, additionalInfo);
+ }
+ }
+ }
+
+ /**
+ * true iff the processor is for the find field.
+ * false iff the processor is for the replace field.
+ */
+ private final boolean fIsFind;
+
+
+ /**
+ * Creates a new completion proposal provider.
+ *
+ * @param isFind true if the provider is used for the 'find' field
+ * false if the provider is used for the 'reaplce' field
+ */
+ public RegExContentProposalProvider(boolean isFind) {
+ fIsFind= isFind;
+ }
+
+ /*
+ * @see org.eclipse.jface.fieldassist.IContentProposalProvider#getProposals(java.lang.String, int)
+ */
+ public IContentProposal [] getProposals(String contents, int position) {
+ if (fIsFind)
+ return new ProposalComputer(contents, position).computeFindProposals();
+ return new ProposalComputer(contents, position).computeReplaceProposals();
+ }
+}