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/*******************************************************************************
* Copyright (c) 2007, 2009 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.search.internal.ui.text;
import java.util.ArrayList;
import java.util.regex.PatternSyntaxException;
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.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.Label;
import org.eclipse.swt.widgets.Text;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.dialogs.IDialogSettings;
import org.eclipse.jface.fieldassist.ComboContentAdapter;
import org.eclipse.jface.wizard.IWizardPage;
import org.eclipse.jface.text.FindReplaceDocumentAdapterContentProposalProvider;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.fieldassist.ContentAssistCommandAdapter;
import org.eclipse.ui.texteditor.ITextEditorActionDefinitionIds;
import org.eclipse.search.internal.core.text.PatternConstructor;
import org.eclipse.search.internal.ui.ISearchHelpContextIds;
import org.eclipse.search.internal.ui.Messages;
import org.eclipse.search.internal.ui.SearchMessages;
import org.eclipse.search.internal.ui.SearchPlugin;
import org.eclipse.ltk.core.refactoring.RefactoringStatus;
import org.eclipse.ltk.ui.refactoring.UserInputWizardPage;
public class ReplaceConfigurationPage extends UserInputWizardPage {
private static final String SETTINGS_GROUP= "ReplaceDialog2"; //$NON-NLS-1$
private static final String SETTINGS_REPLACE_WITH= "replace_with"; //$NON-NLS-1$
private final ReplaceRefactoring fReplaceRefactoring;
private Combo fTextField;
private Button fReplaceWithRegex;
private Label fStatusLabel;
private ContentAssistCommandAdapter fTextFieldContentAssist;
public ReplaceConfigurationPage(ReplaceRefactoring refactoring) {
super("ReplaceConfigurationPage"); //$NON-NLS-1$
fReplaceRefactoring= refactoring;
}
@Override
public void createControl(Composite parent) {
Composite result= new Composite(parent, SWT.NONE);
GridLayout layout= new GridLayout(2, false);
result.setLayout(layout);
Label description= new Label(result, SWT.NONE);
int numberOfMatches= fReplaceRefactoring.getNumberOfMatches();
int numberOfFiles= fReplaceRefactoring.getNumberOfFiles();
String[] arguments= { String.valueOf(numberOfMatches), String.valueOf(numberOfFiles) };
if (numberOfMatches > 1 && numberOfFiles > 1) {
description.setText(Messages.format(SearchMessages.ReplaceConfigurationPage_description_many_in_many, arguments ));
} else if (numberOfMatches == 1) {
description.setText(SearchMessages.ReplaceConfigurationPage_description_one_in_one);
} else {
description.setText(Messages.format(SearchMessages.ReplaceConfigurationPage_description_many_in_one, arguments ));
}
description.setLayoutData(new GridData(GridData.BEGINNING, GridData.CENTER, false, false, 2, 1));
FileSearchQuery query= fReplaceRefactoring.getQuery();
Label label1= new Label(result, SWT.NONE);
label1.setText(SearchMessages.ReplaceConfigurationPage_replace_label);
Text clabel= new Text(result, SWT.BORDER | SWT.READ_ONLY);
clabel.setText(query.getSearchString());
GridData gd= new GridData(GridData.FILL_HORIZONTAL);
gd.widthHint= convertWidthInCharsToPixels(50);
clabel.setLayoutData(gd);
Label label2= new Label(result, SWT.NONE);
label2.setText(SearchMessages.ReplaceConfigurationPage_with_label);
fTextField= new Combo(result, SWT.DROP_DOWN);
gd= new GridData(GridData.FILL_HORIZONTAL);
gd.widthHint= convertWidthInCharsToPixels(50);
fTextField.setLayoutData(gd);
fTextField.setFocus();
fTextField.addModifyListener(e -> updateOKStatus());
IDialogSettings settings= SearchPlugin.getDefault().getDialogSettings().getSection(SETTINGS_GROUP);
if (settings != null) {
String[] previousReplaceWith= settings.getArray(SETTINGS_REPLACE_WITH);
if (previousReplaceWith != null) {
fTextField.setItems(previousReplaceWith);
fTextField.select(0);
}
}
ComboContentAdapter contentAdapter= new ComboContentAdapter();
FindReplaceDocumentAdapterContentProposalProvider replaceProposer= new FindReplaceDocumentAdapterContentProposalProvider(false);
fTextFieldContentAssist= new ContentAssistCommandAdapter(
fTextField,
contentAdapter, replaceProposer,
ITextEditorActionDefinitionIds.CONTENT_ASSIST_PROPOSALS,
new char[0],
true);
new Label(result, SWT.NONE);
fReplaceWithRegex= new Button(result, SWT.CHECK);
fReplaceWithRegex.setText(SearchMessages.ReplaceConfigurationPage_isRegex_label);
fReplaceWithRegex.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
setContentAssistsEnablement(fReplaceWithRegex.getSelection());
}
});
if (query.isRegexSearch()) {
fReplaceWithRegex.setSelection(true);
} else {
fReplaceWithRegex.setSelection(false);
fReplaceWithRegex.setEnabled(false);
}
fStatusLabel= new Label(result, SWT.NULL);
gd= new GridData(GridData.FILL_HORIZONTAL);
gd.verticalAlignment= SWT.BOTTOM;
gd.horizontalSpan= 2;
fStatusLabel.setLayoutData(gd);
setContentAssistsEnablement(fReplaceWithRegex.getSelection());
setControl(result);
Dialog.applyDialogFont(result);
PlatformUI.getWorkbench().getHelpSystem().setHelp(getControl(), ISearchHelpContextIds.REPLACE_DIALOG);
}
final void updateOKStatus() {
RefactoringStatus status= new RefactoringStatus();
if (fReplaceWithRegex != null && fReplaceWithRegex.getSelection()) {
try {
PatternConstructor.interpretReplaceEscapes(fReplaceWithRegex.getText(), fReplaceRefactoring.getQuery().getSearchString(), "\n"); //$NON-NLS-1$
} catch (PatternSyntaxException e) {
String locMessage= e.getLocalizedMessage();
int i= 0;
while (i < locMessage.length() && "\n\r".indexOf(locMessage.charAt(i)) == -1) { //$NON-NLS-1$
i++;
}
status.addError(locMessage.substring(0, i)); // only take first line
}
}
setPageComplete(status);
}
private void setContentAssistsEnablement(boolean enable) {
fTextFieldContentAssist.setEnabled(enable);
}
@Override
protected boolean performFinish() {
initializeRefactoring();
storeSettings();
return super.performFinish();
}
@Override
public IWizardPage getNextPage() {
initializeRefactoring();
storeSettings();
return super.getNextPage();
}
private void storeSettings() {
String[] items= fTextField.getItems();
ArrayList<String> history= new ArrayList<>();
history.add(fTextField.getText());
int historySize= Math.min(items.length, 6);
for (int i= 0; i < historySize; i++) {
String curr= items[i];
if (!history.contains(curr)) {
history.add(curr);
}
}
IDialogSettings settings= SearchPlugin.getDefault().getDialogSettings().addNewSection(SETTINGS_GROUP);
settings.put(SETTINGS_REPLACE_WITH, history.toArray(new String[history.size()]));
}
private void initializeRefactoring() {
fReplaceRefactoring.setReplaceString(fTextField.getText());
}
}
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